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  • OPPO A3 5G OPPO Purple Smartphone (Photos of the back design and front display) | Y!mobile Y!mobile
  • OPPO A3 5G OPPO Purple Smartphone (Front display seen from the front) | Y!mobile Y!mobile
  • OPPO A3 5G OPPO Purple Smartphone (Dual Camera Rear Design) | Y!mobile Y!mobile
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  • OPPO A3 5G OPPO Black Smartphone (Photos of the back design and front display) | Y!mobile Y!mobile
  • OPPO A3 5G OPPO Black Smartphone (Front display seen from the front) | Y!mobile Y!mobile
  • OPPO A3 5G OPPO Black Smartphone (Dual Camera Rear Design) | Y!mobile Y!mobile
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  • 製品価格
  • 製品情報

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      オンラインストアで申し込み
      最短当日発送・送料0円!

      在庫確認/お申し込みはこちら

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      Online store: Out of stock

      • *5G is only available in limited areas. Please check before signing up.
        View area map
      The price of the device varies from store to store.

      Key Features

      Screen size
      Approximately 6.7 inches

      Camera pixel count
      Approximately 50 million pixels + approximately 2 million pixels

      バッテリー容量
      5,100mAh

      下り最大通信速度
      5G:1.8Gbps※1
      4G:285Mbps※2

      Android™ 14 *3

      Biometric authentication

      Face recognition, side fingerprint recognition

      Waterproof and dustproof for daily use

      Wallet

      • *All specifications are based on information at the time of release.
      • *1 Currently available in some areas of Hokkaido, Tohoku, Tokyo, Nagoya, and Hokuriku.
      • *2 Available in some areas of major cities across the country.
      • ※3 発売時の情報です。最新の情報はサポート情報をご覧ください。

      Easy to hold, slim body with large screen

      The slim body is equipped with a large display with a maximum brightness of 1,000nit, allowing you to see text and images clearly even outdoors in strong sunlight.

      Practical at just 7.7mm thin

      It's thin enough that it won't take up much space in your jacket pocket or bag. The back is coated with OPPO Glow *1, which makes it less susceptible to fingerprints.

      Impressive large screen

      The large 6.7-inch display supports a high refresh rate of up to 120Hz *2, producing smooth images.

      Highly durable and safe for long-term use

      In addition to being durable, having passed drop tests simulating everyday usage scenarios, OPPO's unique system degradation prevention function ensures smooth operation for approximately three years *3.

      Shock-resistant, durable body

      Certified by SGS *4 and MIL-STD-810H*5, which complies with US military standards. Protects the device from shocks caused by accidental drops.

      4-year long-life battery

      The battery is highly energy efficient and maintains over 80% of its maximum capacity even after four years. *3 You can continue to use it just as you did before.

      Maximum 45W fast charging *3 and large capacity battery

      It has a large capacity battery of 5,100mAh and supports convenient quick charging. Even if you forget to charge it before going to bed, you can fully charge it in just a few minutes before going out.

      Reliable fast charging

      Supports 45W fast charging (SUPERVOOC™ and PPS). The battery can be charged from 1% to 50% in about 30 minutes *3.

      Equipped with a large capacity battery

      The battery has evolved to 5,100mAh, the largest capacity in the history of the OPPO A series. You can continue to use it safely even on the go.

      Splash Touch Support

      Even if your screen or hands get wet due to sudden rain, the Splash Touch function prevents accidental operation, allowing you to operate the device without stress.

      Osaifu-Keitai® function

      It supports Osaifu-Keitai® and My Number Card functions *6, allowing you to make electronic payments and carry out various administrative procedures using your smartphone.

      Simple Mode

      You can set up to seven contact shortcuts, and it has a simple mode that makes it easy to operate with a large screen display.

      Easily transfer data

      By simply using the app to select the items you want to transfer, you can easily transfer data from your previous smartphone. *8

      AI Beauty

      You can adjust eight elements, such as skin texture and eye size, to your liking, further enhancing the beauty of your subject.

      Portrait

      The two rear cameras work together to detect depth of field, making the subject stand out and creating a natural bokeh effect with depth.

      • *Image is for illustrative purposes only.
      • *1. Black only.
      • *2. Not compatible with some apps and content.
      • *3.Based on data collected in OPPO laboratories. Actual results may vary depending on customer usage and environment.
      • *4.Passed the impact resistance test PT-23-000-201470 by SGS-CSTCStandards Technical Service Co., Ltd. Suzhou Branch.
      • *5. Passed the MIL-STD-810H:method 516.8 impact resistance test established by the US Department of Defense.
      • *6. Compatible with My Number Card function (electronic certificate function for smartphones). For more information, please visit the Digital Agency website.
      • *7. The shortcut illustration is for illustration purposes only.
      • *8.You can transfer data such as contacts, photos, videos, apps, and music from Android devices. You can transfer contacts, photos, and videos from iPhone. Install the data transfer app (compatible with Android 6.0 or later, iOS 10.0 or later) to perform the transfer.

      Related information

      • *The company names, system names, and product names listed on this page are generally registered trademarks or trademarks of the respective companies.
      • * Specifications and appearance are subject to change.

      Main Specifications

      Basic specifications

      size
      Width x height x thickness of main body excluding protrusions
      約W76×H166×D7.7mm
      Weight
      Weight with battery pack installed
      約187g
      Continuous talk time *1
      Talk time when signal reception is normal
      [FDD-LTE] 約2,433分
      Continuous standby time *1
      Standby time when signal reception is normal
      [FDD-LTE] 約419時間
      [AXGP] 約419時間
      Battery capacity
      Battery capacity, which is an indication of continuous usable time, etc.
      5,100mAh
      Charging time
      Approximate time required to fully charge the battery from a completely empty state
      Approximately 87 minutes (USB Type-C® fast charging AC adapter)
      • *Measurements were taken using an AC adapter specified by SoftBank and are only a guide.
      プラットフォーム※9
      OS and version installed
      Android™ 14
      CPU
      Data processing speed and number of processor cores
      MediaTek Dimensity 6300 (Octa-core)
      2.4GHz×2+2.0GHz×6
      ROM/RAM capacity
      The capacity of the built-in memory installed in the device
      128GB / 4GB
      Supported external memory / Maximum supported capacity *2
      Types and capacities of memory cards that can store images, videos, music files, etc.
      microSDXC™/Up to 1TB
      SIM
      NanoSIM: A card-type SIM that is inserted into a smartphone
      eSIM: A digital SIM integrated into a smartphone
      nanoSIM / eSIM

      communication

      Data communication method
      Supported communication standards or methods
      5G / LTE / AXGP
      Maximum communication speed (for 5G) *3
      Maximum data communication speed in "4G/5G" areas
      下り最大1.8Gbps※4 / 上り最大136Mbps※4
      Maximum communication speed (4G) *3
      Maximum data communication speed in "4G/5G" areas
      Download speeds up to 285Mbps *5 / Upload speeds up to 43Mbps *10
      Supported frequencies
      Supported Frequency Bands
      機種の対応周波数はPDFをご覧ください(40KB)
      VoLTE (HD+) / VoLTE
      High quality voice communication possible
      ● / ●
      Massive MIMO support

      display

      size
      The diagonal length of the display screen
      Approximately 6.7 inches
      Display method
      Display method
      TFT
      resolution
      Display screen detail
      1,604 x 720 (HD+)

      camera

      Effective pixels
      Number of pixels used when shooting
      [Main] Approx. 50 megapixels + Approx. 2 megapixels
      [Sub] Approx. 8 megapixels
      Recorded pixels (still images)
      Maximum size of still image that can be captured
      8,160 x 6,144 pixels
      Recorded pixels (video)
      Maximum video size that can be recorded
      1,920 x 1,080 pixels (Full HD)
      Photo Light
      Auxiliary light function for shooting in dimly lit places
      Autofocus
      Auto-detect focus function
      Image stabilization (still images/videos)
      Reduces the effects of camera shake that can easily occur when shooting
      ● / ●

      Teza

      Wi-Fi tethering function (maximum number of connections)
      Use your smartphone or tablet as a Wi-Fi router (maximum number of devices that can be connected simultaneously)
      ● (10 units)

      Email

      Y!mobile email (@yahoo.ne.jp)
      Unlimited carrier email available on multiple devices
      MMS ※6
      It is possible to decorate text and send and receive multimedia such as audio and video.
      SMS (Short Message Service)
      Compact emails of up to 70 full-width characters can be sent and received to smartphones and mobile phones of other companies.

      Useful features

      Mobile Wallet®
      Smartphones can be used as electronic money
      NFC
      You can use linked services just by holding your smartphone over compatible devices such as home appliances.
      Waterproof/dustproof
      Compatible waterproof and dustproof standards
      IPX4 / IP5X※8
      tv set
      Ability to watch terrestrial digital broadcasts on mobile devices
      Wireless LAN
      Wireless communication IEEE802.11 compatible standard
      a/b/g/n/ac
      Bluetooth®
      It can be connected wirelessly to compatible devices such as wireless headphones and computers.
      ● (Ver.5.3)
      Infrared communication
      Compatible devices can wirelessly exchange data such as phone numbers
      GPS
      Use the navigation system to check your current location
      Emergency Alert Email
      Earthquake and tsunami alerts can be received free of charge
      International Roaming
      You can use your smartphone overseas as is.
      Biometric authentication
      You can unlock the screen using a fingerprint or face sensor.
      Fingerprint (side), face

      Others

      Accessories ※7
      Items included with the purchase (excluding instruction manual and warranty documents)
      Protective film (sample) (already attached) x 1
      SIM removal pin (sample) x 1

      Release date and manufacturer

      release date December 12, 2024
      Manufacturer OPPO
      Product Number A402OP
      • *All specifications are based on information at the time of release.
      • *1 Varies depending on radio wave conditions and usage environment.
      • *2 We do not guarantee that all commercially available memory cards will work.
      • *3 Maximum communication speed when using Y!mobile communication services. Because this is the speed based on technical standards that take into account network settings based on the best-effort method, communication speeds may decrease or communication may be impossible depending on line congestion and communication environments. Maximum communication speeds vary depending on the area used. With 5G services, actual communication speeds are expected to decrease compared to when they were first launched due to an increase in users in the future.
      • *4 Available in Hokkaido, Tohoku, Tokyo/Nagoya/Osaka, and parts of Hokuriku. From April 9, 2026, the maximum communication speed has been reduced from 159Mbps to 136Mbps.
      • *5 Currently available in some areas of major cities across the country.
      • *6 When Changing devices, you may not be able to continue using the email address you used on your previous device.
      • *7 For models that do not come with an AC adapter, an AC adapter is available separately. For details, please check with Y!mobile shop or Y!mobile dealer.
      • *8 [IPX4] Not adversely affected by water splashes from any direction.
        [IP5X] This means that it prevents dust from entering the device and will not impede normal operation even if a small amount of dust gets in.
      • ※9 発売時の情報です。最新の情報はサポート情報をご覧ください。
      • *10 From April 9, 2026, the maximum communication speed has been reduced from 46Mbps to 43Mbps.

      About Specific Absorption Rate (SAR)

      This product [OPPO A3 5G] complies with the government-established technical standards regarding the human body's absorption of radio waves and international guidelines for radio wave protection.

      Learn more

      operating instructions

      Terms of Use

      Quickstart
      PDF版(約576KB) download
      Instruction manual (online manual)
      PDF版(約16.8MB) download
      Close the window and proceed
      *If you cannot close the button by tapping it,
      Please close your browser by clicking "x".
      Y!mobile Parent-Child Discount

      * Applications via My Y!mobile are accepted until 8 PM on May 22, 2026.

      Simple3 M/L

      1,100yen/month discount

      Eligible for users aged 5 to 18 and their family members.

      Y!mobile Parent-Child Discount

      ●Simple3 S is not eligible for this campaign discount.
      ●When applying for a plan change, changes between Simple3 M and Simple3 L are also eligible.
      ● If you sign a contract without changing your plan, the discount amount will be prorated for the month of sign-up.
      ● The discount amount will be prorated for the month of contract transfer.

      See details

      Relatives living far away and partners living together are also eligible!
      Y!mobile Parent-Child Discount

      For Simple 2 M/L

      1,100yen/month discount

      Students (users aged 5 to 18 years old) and their families are eligible

      ● The Simple 2 S plan is not eligible for this campaign.
      ● When applying to change a plan, plan changes between Simple 2 M/L are also eligible.
      ● For contracts other than plan changes, the value of the discount for the sign-up month will be prorated.
      ● The value of the discount for the month of transfer will be prorated.
      ● This discount does not apply to months for which total data usage for Simple 2 M/L is less than 1 GB/month. In such cases the value of this discount does not carry over to the following month. Additionally, that month is counted in the discount application period.

      See details

      A bargain as a set with home internet

      Home Bundle Discount Hikari Set (A) Simple3 S /M/L. 6,600 yen discount per month for those signing up for a family of four.

      Family Discount and Home Discount Electricity Set (E) do not apply to overlapping discounts.

      [Subscription example] For SoftBank Hikari Family, a basic fee of 5,720 yen/month plus designated options starting from 550 yen/month is required. (Two-year automatic renewal plan: For subscribers who sign up after July 1, 2022, a cancellation fee of 5,720 yen is required for cancellations other than the month of the contract expiration date, the month following, or the month after.)

      Other Notes

      ● SoftBank Hikari plans without automatic renewal are not eligible.
      ● Up to 10 mobile phone lines (smartphones/mobile phones/tablets/mobile Wi-Fi routers) can be added per fixed-line communication service.
      ●Simple S/M/L plans receive a monthly discount of 1,188 yen, Simple2 S receive a monthly discount of 1,100 yen, Simple2 M /L plans receive a monthly discount of 1,650 yen, Smartphone Basic Plan S/M/R/L, Data Basic Plan L, Pocket WiFi® Plan 2 (Basic), Smartphone Plan S, Data Plan L, and Pocket WiFi® Plan 2 receive a monthly discount of 550 yen, Smartphone Plan M/R plans receive a monthly discount of 770 yen, and Smartphone Plan L receives a monthly discount of 1,100 yen.

      See details

      Relatives living far away and partners living together are also eligible!

      Family Discount Service Simple3 S /M/L contract: 1,100 yen/month discount (tax included) for the second line and onwards

      Home Bundle Discount Hikari Set (A) and Electricity Set (E) cannot be discounted together.

      * Discount applies for up to 9 lines

      See details

      Save money when purchased as a set with your home electricity

      Home Electricity Home Discount Electricity Set (E) Simple3 M /L contract for 24 months 1,100 yen/month discount (tax included) If you sign up for a family of 4, you will receive a 4,400 yen discount every month

      Simple3 S is not included, and Family Discount and Home Bundle Discount Hikari Set (A) do not receive overlapping discounts.

      Learn more about Ouchi Denki

      Learn more about Ouchiwari Electricity Set (E)

      Exclusive Benefits for Y!mobile Users

      Pay with a PayPay Card Gold in 
      When you pay

      * Annual membership fee: 11,000 yen

      Save 9,240 yena great deal

      PayPay Card

      No annual fee

      PayPay Card

      discount3,900円/yr savings

      330円/Monthly discount

      PayPay Card Gold

      Annual membership fee: 11,000 yen

      PayPay Card Gold

      discount9,240円/yr savings

      770円/mo off *

      * PayPay Card (Gold) discount: -550 yen/month PayPay Card (Gold) Bonus discount-220 yen/month

      Smartphone Light/Air electricity
      If you pay with PayPay card
      monthlyPayPay PointsYou can accumulate points!

      *PayPay points cannot be withdrawn or transferred.

      Contract Processing Fee Benefits

      Store:4,950Yen (tax included)

      Online shop:3,850Yen (tax included)

      Per Sign-UpPayPay Points1,100yen equivalent!

      Other Notes

      [PayPay Card Discount]
      *Applicable to Simple3 S /M/L sizes.
      *If you change your payment method card type, the new discount amount will be applied to your bill starting from the month in which you made the change.
      ●Conditions for application: When PayPay Card or PayPay Card Gold is selected as the payment method for your usage fees as of the billing date.
      ●Family cards are also eligible.
      ●This does not apply if you are using a billing agency service.
      ●If the basic usage fee for the discounted Price Plan is prorated, the discount amount for this discount service will also be prorated.
      ●If the account is transferred or inherited, the discount will end in the previous billing month.
      If you cancel your subscription, the discount will also apply to the billing month in which the cancellation date falls.

      [PayPay Points]
      ● Some services, such as "PayPay (balance) top-up" and "SoftBank (including Y!mobile and LINEMO) communication charges," may not be eligible for rewards.
      For more details Here
      ●When using a family card, registering the family card in the PayPay app will grant the card to the family member. For details, see below. Here
      * Points will be awarded as PayPay points. PayPay points will be awarded for every 200 yen (tax included) spent (fractions will be rounded down).
      *If you have not completed the setup for using "PayPay Credit," you will not be eligible for PayPay Step. To receive the maximum reward rate, you must meet the conditions for PayPay Step (30 or more payments of 200 yen or more and a total payment amount of 100,000 yen or more). The reward rate will vary depending on your usage in the previous month. Also, some payments are excluded.
      Details of the grant breakdown, etc. Here

      [Contract processing fee discount (PayPay Card Discount)]
      ● Some services, such as prepaid mobile phone services and satellite communication services, are not covered by this offer.
      ● You must have completed the eligible procedure during the campaign period, or have a contract for the line on the eligibility determination date in the next section.
      ● PayPay Card Discount must be applied on the billing date following the billing month in which the relevant procedure was performed (hereinafter referred to as the "application determination date").
      ●You must have linked your account in the PayPay app or set up a reward recipient in My SoftBank before the reward is issued.
      ●SIM card replacements at online stores or phone shops are not covered.
      ● The benefit will be granted during the billing month following the billing month in which the eligibility determination date falls.
      *If you have not linked your account in the PayPay app or set up benefit receipt in My SoftBank at the time of this benefit grant, this benefit will be granted provisionally. If you set up benefit receipt within 60 days of the benefit grant date, you will be able to receive the benefit, but if you do not set up benefit receipt, you will not be able to receive the benefit. A provisional grant notification email will be sent the day after the benefit is granted, so please check the grant date in that email.
      ●If you cancel your line contract on or after the day following the eligibility determination date, before the benefits are granted, if you transfer, assign, change the name on Family Discount account, or subscribe to the telephone number/email address retention service, the benefits will not be granted.
      ●PayPay points can also be used at the PayPay/PayPay Card official store.

      [Campaign Period]
      August 20, 2025 - End date TBD
      *The end date will be announced on SoftBank website and other platforms.

      See details

      If you make lots of quick calls
      Daretodemo Teigaku+

      Unlimited 10-minute domestic calls

      tax excluded:800yen/month (880yen/month)

      S M
      tax excluded:800yen/month (880yen/month)

      * Some calls are not included. Domestic calls exceeding 10 minutes incur a separate charge of 22 yen per 30 seconds for the extra time. You must apply.

      See details

      If you don’t want to talk a long time
      SuperDaretodemo Teigaku+

      Unlimited domestic calls!

      tax excluded:1,800yen/month (1,980yen/month)

      S M
      tax excluded:1,800yen/month
      (1,980yen/month)
      Users 60 years old and up
      tax excluded:800yen/month (880yen/month)

      See here for details on our permanent discount campaign on calls for those aged 60 and over

      * Some calls are not included. You must apply.

      See details

      Simple 3L size, great value
      Daretodemo Teigaku+

      With Simple3 L contract
      Unlimited 10-minute domestic calls

      No application required

      * Some calls are excluded. For domestic calls exceeding 10 minutes per call, a separate charge of 22 yen per 30 seconds will apply to the portion exceeding 10 minutes.

      See details

      If you don’t want to talk a long time
      SuperUnlimited access to anyone + (L)

      With Simple3 L contract
      Unlimited domestic calls!

      tax excluded:1,000yen/month (1,100yen/month)

      * Some calls are not included. You must apply.

      See details

      Protect against various dangers andtrouble
      Security Pack Premium

      tax excluded:700yen/month (770yen/month)

      First month free

      S M L
      tax excluded:700yen/month (770yen/month)

      *Security Pack Premium must be applied for separately

      See details

      6 months free when you first sign up!
      Data Increase Option

      tax excluded:500yen/month (550yen/month)

      When you first sign up6 months free!

      Additional monthly data when you subscribe to the option

      S M L
      +2GB
      +5GB
      +5GB

      This campaign lets new Data Increase Option users use this option for free for the first six months.
      *The monthly fee for this option will not be prorated if you sign up or cancel mid-month.
      If you apply when signing up for a new contract, this option will be applied from the month of your application. In other cases, it will be applied from the month following your application.

      See details

      Lower your monthly payments!
      New Benefit Support (A)

      If you purchase an eligible model with 48 installments and return the model using the new special support (A) from the 25th month onwards *2,You will not be required to pay the remaining device cost (up to 24 months' worth) *3The mechanism that leads to this

      • ・ The model must be collected and assessed in accordance with the conditions specified by our company by the end of the month following the application for the benefit.
      • ・If the appraisal conditions are not met, you will be required to pay 22,000 yen (tax-exempt) in addition to having the model collected.
      • ・This service is not available to corporate customers.
      • ・The amounts of the 1st to 24th installments and the 25th to 48th installments (installment payments) may differ depending on the model and the time period.

      *1 Some models are not eligible. *2 The timing may vary depending on the application status. You can check the start date for your benefit on your contract management site, such as My Y!mobile. *3 The amount you do not have to pay will vary depending on when you use the benefit.

      See details

      A warranty service that gives you peace of mind in case of "what if" situations.
      Koshou Anshin Pack Premium(Premium Device Protection)

      Peace of mind even if your smartphone or iPhone malfunctions. Get it replaced immediately at a shop or online! This is a great value package that also includes protection against water damage, theft, loss, and device damage, all in one package.

      880yen/month

      Enrollment available only when purchasing a new device.

      *Standard repair prices are for reference only. Actual costs may vary depending on the device model and the severity of the damage.

      See details