In depth comparison and review of Google Pixel 4 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 | Google Pixel 4 | OPPO A15 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | G020M | CPH2185 | |
| Form Factor | Touch | Touch | |
| Height | 147.1 mm | 164 mm | OPPO A15 has greater height than Google Pixel 4. |
| Width | 68.8 mm | 75.4 mm | OPPO A15 has greater width than Google Pixel 4. |
| Depth | 8.2 mm | 7.9 mm | OPPO A15 is narrower than Google Pixel 4. |
| Weight | 162 g | 175 g | Google Pixel 4 is lighter than Google Pixel 4. |
| Body Colour | Simply black | Oh So Orange | Just black | Clearly white | Dynamic black | |
| Body Material | Aluminum unibody with hybrid coating, Corning Gorilla Glass 5 | - | |
| Protection | Dustproof, water-resistant | - | |
| Waterproof (Water-resistant) | Yes | - | Google Pixel 4 is waterproof. |
| IP rating | IP68 | - | |
| SAR Value | 1.19 W/kg (head) | 1.16 W/kg (body), 2.77 W/kg (limb), 0.92 W/kg (head) | |
| Connector Type | USB Type-C | Micro-USB Handset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM, Electronic SIM card (e-SIM) | Nano SIM | |
| SIM Card Qty | Single-SIM | Dual-SIM |
| DISPLAY | Google Pixel 4 | OPPO A15 |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | Flexible OLED | LCD | |
| Screen Size (Display Size) | 5.7" | 6.52" | OPPO A15 has larger screen size than Google Pixel 4. |
| Screen Resolution (Display Resolution) | 2160 x 1080 pixels | 1600 x 720 pixels | Google Pixel 4 has better screen resolution than OPPO A15. |
| Display Format | Full HD+ | HD+ | |
| Pixel Density | 444 ppi | 269 ppi | Google Pixel 4 has better pixel density than OPPO A15. |
| Aspect Ratio | 19:9 | - | |
| Max Brightness | - | 480 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | 100000:1 | 1500:1 | Google Pixel 4 has better display contrast ratio than OPPO A15. |
| HDR | Yes | - | Google Pixel 4 has HDR. |
| Display Refresh Rate | 90 Hz | 60 Hz | Google Pixel 4 has better refresh rate than OPPO A15. |
| Display Features | Always-on display, Now Playing, Ambient EQ | Dark mode, Waterdrop Screen | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | - |
| PROCESSOR | Google Pixel 4 | OPPO A15 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 855 | MediaTek Helio P35 | |
|---|---|---|---|
| Processor Number | - | MT6765 | |
| Clock Speed | 2.84 GHz | 2.3 GHz | Google Pixel 4 has higher clock speed than OPPO A15. |
| Processor Core Qty | 8-core | - | |
| 64-bit Architecture | Yes | - | Google Pixel 4 has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 640 | IMG GE8320 |
| MEMORY | Google Pixel 4 | OPPO A15 |
|---|
| RAM | LPDDR4X SDRAM - 6 GB | LPDDR4X SDRAM - 3 GB | Google Pixel 4 has more RAM than OPPO A15. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 32 GB | Google Pixel 4 has more internal memory than OPPO A15. |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSD, microSDXC - up to 256 GB |
| CAMERA | Google Pixel 4 | OPPO A15 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 3 | |
|---|---|---|---|
| Sensor Resolution | 12.2 Megapixel | 13 Megapixel | OPPO A15 has better camera resolution than Google Pixel 4. |
| Lens Type | Wide-angle lens | - | |
| Lens Aperture | F/1.7 | F/2.2 | Google Pixel 4 has better lens aperture than Google Pixel 4. |
| Lens Construction | - | 5-element | |
| Field of View (FoV) | 77 degree(s) | - | |
| Pixel Size | 1.4 μm | - | |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | Google Pixel 4 has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | HDR, Portrait bokeh | |
| HDR Mode | Live HDR+ | - | |
| Camera Modes | Portrait mode, Night Vision | Panorama, Time-lapse mode, Slow motion mode, Expert Mode, Portrait, Night | |
| Light Source | Dual LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps, 1920 x 1080 (1080p) at 120 fps, 1280 x 720 (720p) at 240 fps | - | |
| Camera Features (Functions) | Electronic Image Stabiliser (EIS), dual pixel phase detection | AI Triple camera, AI Scene Enhancement |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 16 Megapixel | 2 Megapixel | Google Pixel 4 has better second camera resolution than OPPO A15. |
|---|---|---|---|
| Lens Type (2nd Camera) | Telephoto lens | - | |
| Lens Aperture (2nd Camera) | F/2.4 | F/2.4 | Both phones have the same second camera lens aperture. |
| Lens Element Qty (2nd Camera) | - | 3-element | |
| Field of View (2nd Camera) | 52 degree(s) | - | |
| Pixel Size (2nd Camera) | 1 μm | - | |
| Camera Functions (2nd Camera) | - | Macro camera | |
| Camera Features (2nd Camera) | OIS (Optical Image Stabilisation), Electronic Image Stabiliser (EIS) | 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) | 8 Megapixel | 5 Megapixel | Google Pixel 4 has better front camera resolution than OPPO A15. |
| Lens Type (Front) | Wide-angle lens | - | |
| Lens Aperture (Front) | F/2.0 | F/2.4 | Google Pixel 4 has better front lens aperture than Google Pixel 4. |
| Lens Element Qty (Front) | - | 3-element | |
| Field of View (Front) | 90 degree(s) | - | |
| Pixel Size (Front) | 1.22 μm | - | |
| Focus Adjustment | Focus free | - | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) at 30 fps | - | |
| Camera Features (Front) | 2 NIR cameras | AI beautification |
| BATTERY AND CHARGING | Google Pixel 4 | OPPO A15 |
|---|
| Battery Capacity (Battery Size) | 2800 mAh | 4230 mAh | OPPO A15 has larger battery capacity than Google Pixel 4. |
|---|---|---|---|
| Fast Charging Technology | Power Delivery 2.0 | - | Google Pixel 4 has fast charging technology. |
| Wireless Charging | Yes | - | Google Pixel 4 can be charged wirelessly. |
| Wireless Charging Standards | Qi | - | |
| Standby Time | 288 hours | - | |
| Run Time Details | Mixed usage: up to 32.2 hrs Standby: up to 288 hrs |
- |
| CELLULAR | Google Pixel 4 | OPPO A15 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 10 | ColorOS 7.2 (based on Android 10) | |
| Intelligent Assistant | Google Assistant | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Google Pixel 4 | OPPO A15 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, LAA | 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 2, Band 4, Band 5, Band 8 | Band 1, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 20, Band 25, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41, Band 66, Band 71 | 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 700a, FDD 700c, FDD 700b, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3, FDD 600 | 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 | Wi-Fi | |
| Bluetooth | Bluetooth 5.0 LE | Bluetooth 5.0 | |
| NFC | Yes | - | Google Pixel 4 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Google Pixel 4 | OPPO A15 |
|---|
| Supported Digital Audio Standards | Apt-X, LDAC, apt-X HD | AAC, apt-X, LDAC, SBC |
|---|
| FEATURES | Google Pixel 4 | 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, barometer, magnetometer, gyro sensor, haptics sensor, Active Edge | - | |
| Security Devices | Face recognition | Face recognition, fingerprint reader | |
| Security Technology | 3D Face unlock | AI face unlock | |
| Additional Phone Features | MIMO technology, Three microphones, Android Sensor Hub, Noise suppression, ARCore, Titan M Security Module, Pixel Neural Core, 3 years of security and OS updates | HyperBoost 2.1 |
| OTHERS | Google Pixel 4 | OPPO A15 |
|---|
| Included Accessories | SIM card removal tool, Quick switch adapter, USB-C headphones, USB-C to USB-C cable, 18W USB-C power adapter | Protective cover, USB cable, power adapter, SIM card removal tool | |
|---|---|---|---|
| Compliant Standards | IP68, HAC (Hearing Aid Compatible) | - |
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