In depth comparison and review of ASUS ROG Phone 3 and OPPO A15. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | ASUS ROG Phone 3 | OPPO A15 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | ZS661KS | CPH2185 | |
| Form Factor | Touch | Touch | |
| Height | 171 mm | 164 mm | ASUS ROG Phone 3 has greater height than OPPO A15. |
| Width | 78 mm | 75.4 mm | ASUS ROG Phone 3 has greater width than OPPO A15. |
| Depth | 9.85 mm | 7.9 mm | OPPO A15 is narrower than ASUS ROG Phone 3. |
| Weight | 240 g | 175 g | OPPO A15 is lighter than ASUS ROG Phone 3. |
| Body Colour | Black glare | Dynamic black | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | - | 1.16 W/kg (body), 2.77 W/kg (limb), 0.92 W/kg (head) | |
| Integrated Components | FM radio | - | |
| Connector Type | USB Type-C | Micro-USB Handset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | ASUS ROG Phone 3 | OPPO A15 |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | AMOLED | LCD | |
| Screen Size (Display Size) | 6.59" | 6.52" | ASUS ROG Phone 3 has larger screen size than OPPO A15. |
| Screen Resolution (Display Resolution) | 2340 x 1080 pixels | 1600 x 720 pixels | ASUS ROG Phone 3 has better screen resolution than OPPO A15. |
| Display Format | - | HD+ | |
| Pixel Density | - | 269 ppi | |
| Aspect Ratio | 19.5:9 | - | |
| Max Brightness | - | 480 cd/m² | |
| Contrast Ratio | - | 1500:1 | |
| HDR | Yes | - | ASUS ROG Phone 3 has HDR. |
| Display Refresh Rate | 144 Hz | 60 Hz | ASUS ROG Phone 3 has better refresh rate than OPPO A15. |
| Display Features | - | Dark mode, Waterdrop Screen |
| PROCESSOR | ASUS ROG Phone 3 | OPPO A15 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 865 | MediaTek Helio P35 | |
|---|---|---|---|
| Processor Number | SM8250 | MT6765 | |
| Clock Speed | 2.84 GHz | 2.3 GHz | ASUS ROG Phone 3 has higher clock speed than OPPO A15. |
| Processor Core Qty | 8-core | - | |
| 64-bit Architecture | Yes | - | ASUS ROG Phone 3 has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 650 | IMG GE8320 |
| MEMORY | ASUS ROG Phone 3 | OPPO A15 |
|---|
| RAM | LPDDR4X SDRAM - 8 GB | LPDDR4X SDRAM - 3 GB | ASUS ROG Phone 3 has more RAM than OPPO A15. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 256 GB | 32 GB | ASUS ROG Phone 3 has more internal memory than OPPO A15. |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSD, microSDXC - up to 256 GB |
| CAMERA | ASUS ROG Phone 3 | OPPO A15 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 3 | |
|---|---|---|---|
| Sensor Resolution | 64 Megapixel | 13 Megapixel | ASUS ROG Phone 3 has better camera resolution than OPPO A15. |
| Lens Aperture | - | F/2.2 | |
| Lens Construction | - | 5-element | |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | HDR, Portrait bokeh | |
| Camera Modes | - | Panorama, Time-lapse mode, Slow motion mode, Expert Mode, Portrait, Night | |
| Light Source | Dual LED flash | LED flash | |
| Camera Features (Functions) | - | AI Triple camera, AI Scene Enhancement |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 13 Megapixel | 2 Megapixel | ASUS ROG Phone 3 has better second camera resolution than OPPO A15. |
|---|---|---|---|
| Lens Aperture (2nd Camera) | - | F/2.4 | |
| Lens Element Qty (2nd Camera) | - | 3-element | |
| Camera Functions (2nd Camera) | - | Macro camera | |
| Camera Features (2nd Camera) | - | 4cm macro photography |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 2 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Lens Element Qty (3rd Camera) | - | 3-element | |
| Camera Functions (3rd Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 24 Megapixel | 5 Megapixel | ASUS ROG Phone 3 has better front camera resolution than OPPO A15. |
| Lens Aperture (Front) | - | F/2.4 | |
| Lens Element Qty (Front) | - | 3-element | |
| Camera Features (Front) | - | AI beautification |
| BATTERY AND CHARGING | ASUS ROG Phone 3 | OPPO A15 |
|---|
| Battery Capacity (Battery Size) | 6000 mAh | 4230 mAh | ASUS ROG Phone 3 has larger battery capacity than OPPO A15. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 4.0, Asus ROG HyperCharge | - | ASUS ROG Phone 3 has fast charging technology. |
| CELLULAR | ASUS ROG Phone 3 | OPPO A15 |
|---|
| Technology | TD-SCDMA / WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 5G | 4G | ASUS ROG Phone 3 has more advanced generation mobile network. |
| Operating System | Android 10 | ColorOS 7.2 (based on Android 10) | |
| User Interface | ROG UI | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo, QZSS | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | ASUS ROG Phone 3 | OPPO A15 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE, 5G NR | FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | - | Band 1, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 34, Band 38, Band 39, Band 40, Band 41 | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac, IEEE 802.11a/b/g/n/ac/ax | Wi-Fi | |
| Bluetooth | Bluetooth 5.1 | Bluetooth 5.0 | |
| Bluetooth Profiles | HFP, OPP, PAN, A2DP, AVRCP, HID | - | |
| NFC | Yes | - | ASUS ROG Phone 3 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | ASUS ROG Phone 3 | OPPO A15 |
|---|
| Supported Digital Audio Standards | Apt-X, apt-X HD | AAC, apt-X, LDAC, SBC |
|---|
| FEATURES | ASUS ROG Phone 3 | OPPO A15 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor, ultrasonic sensor | - | |
| Security Devices | Fingerprint reader (under display), face recognition | Face recognition, fingerprint reader | |
| Security Technology | - | AI face unlock | |
| Additional Phone Features | MIMO technology, Four microphones with Noise Reduction technology | HyperBoost 2.1 |
| OTHERS | ASUS ROG Phone 3 | OPPO A15 |
|---|
| Included Accessories | SIM card removal tool, USB-C to 3.5 jack adapter, USB-C cable, protective case, 30W fast charger, AeroCooler 3 Fan with USB-C and 3.5mm audio jack | Protective cover, USB cable, power adapter, SIM card removal tool |
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