Detailed comparison and review of OPPO A57s and Google Pixel 7a. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | OPPO A57s | Google Pixel 7a |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | CPH2385 | GHL1X | |
| Form Factor | Touch | Touch | |
| Height | 163.74 mm | 152 mm | OPPO A57s has greater height than Google Pixel 7a. |
| Width | 75.03 mm | 72.9 mm | OPPO A57s has greater width than Google Pixel 7a. |
| Depth | 7.99 mm | 9 mm | OPPO A57s is narrower than OPPO A57s. |
| Weight | 187 g | 193.5 g | OPPO A57s is lighter than OPPO A57s. |
| Body Colour | Starry black | Sea | Snow | Charcoal | |
| Body Material | Composite polymer | Tactile alloy frame, 3D thermoformed composite back | |
| Protection | - | Water-resistant, dust-resistant, fingerprint-resistant | |
| Waterproof (Water-resistant) | - | Yes | Google Pixel 7a is waterproof. |
| IP rating | IPX4 | IP67 | |
| Repairability Index | - | 8 (out of 10) | |
| SAR Value | 1.015 W/kg (body), 0.957 W/kg (head), 2.399 W/kg (limb) | 2.99 W/kg (limb), 1.3 W/kg (body), 0.99 W/kg (head) | |
| Connector Type | Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
USB Type-C - 24 pin USB-C | |
| SIM Card Type (Size) | Nano SIM | Nano SIM, Electronic SIM card (e-SIM) | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
| DISPLAY | OPPO A57s | Google Pixel 7a |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | LCD | OLED | |
| Screen Size (Display Size) | 6.56" | 6.1" | OPPO A57s has larger screen size than Google Pixel 7a. |
| Screen Resolution (Display Resolution) | 1612 x 720 pixels | 2400 x 1080 pixels | Google Pixel 7a has better screen resolution than OPPO A57s. |
| Display Format | HD+ | Full HD+ | |
| Pixel Density | 269 ppi | 429 ppi | Google Pixel 7a has better pixel density than OPPO A57s. |
| Aspect Ratio | 20.1:9 | 20:9 | |
| Max Brightness | 600 cd/m² | - | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Contrast Ratio | 1500:1 | 1000000:1 | Google Pixel 7a has better display contrast ratio than OPPO A57s. |
| HDR | - | Yes | Google Pixel 7a has HDR. |
| Display Refresh Rate | 60 Hz | 90 Hz | Google Pixel 7a has better refresh rate than OPPO A57s. |
| Touch Sampling Rate | 60 Hz | - | |
| Display Features | Night mode, Eye comfort mode, 96% NTSC | Always-on display, Now Playing, Smooth Display (up to 90 Hz), High brightness mode, At a Glance | |
| Display Protection (Screen Protector) | Panda Glass MN228 | Corning Gorilla Glass 3 (scratch resistant glass) |
| PROCESSOR | OPPO A57s | Google Pixel 7a |
|---|
| Processor Type (CPU) | MediaTek Helio G35 | Google Tensor G2 - with Titan M2 security | |
|---|---|---|---|
| Clock Speed | 2.3 GHz | - | |
| Processor Core Qty | 8-core | - | |
| Graphics System (GPU) | IMG GE8320 | - |
| MEMORY | OPPO A57s | Google Pixel 7a |
|---|
| RAM | LPDDR4X SDRAM - 4 GB | LPDDR5 SDRAM - 8 GB | Google Pixel 7a has more RAM than OPPO A57s. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 128 GB | Both phones have the same internal memory capacity. |
| Memory Interface | eMMC 5.1 | UFS 3.1 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSD, microSDXC - up to 1 TB | - |
| CAMERA | OPPO A57s | Google Pixel 7a |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 2 | |
|---|---|---|---|
| Sensor Resolution | 50 Megapixel | 64 Megapixel | Google Pixel 7a has better camera resolution than OPPO A57s. |
| Sensor Size | 1/2.76" | 1/1.73" | OPPO A57s has better camera sensor size than Google Pixel 7a. |
| Sensor Name | Samsung S5KJN1 | - | |
| Lens Type | - | Wide-angle lens | |
| Lens Aperture | F/1.8 | F/1.89 | OPPO A57s has better lens aperture than OPPO A57s. |
| Lens Construction | 5-element | - | |
| Field of View (FoV) | 77 degree(s) | 80 degree(s) | Google Pixel 7a has larger lens field of view than OPPO A57s. |
| Pixel Size | 0.64 μm | 0.8 μm | Google Pixel 7a has larger camera pixel size than OPPO A57s. |
| Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | Google Pixel 7a has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Minimum Focal Length (Focal Distance) | 27 mm | - | |
| Digital Zoom | 5x | 5x | Both phones have the same digital zoom. |
| Special Effects | Stickers | - | |
| HDR Mode | - | Live HDR+ | |
| Camera Modes | Panorama, Time-lapse mode, Pro mode, Portrait, Night | Panorama, portrait mode, Night Sight, Long exposure mode, Top Shot, Super Res Zoom, Frequent Faces, Real Tone, Face Unblur, Magic Eraser, Portrait Light, Motion autofocus, Astrophotography timelapse, slow motion video at 240fps, Photo Unblur | |
| White Balance | - | Custom | |
| Light Source | LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps | |
| Camera Features (Functions) | - | Electronic Image Stabiliser (EIS), Stereo Recording, HEVC (High Efficiency Video coding), Dual Exposure Controls, 4K Cinematic Pan video stabilisation, 4K Locked video stabilisation, 1080p Active video stabilisation, Fused video stabilisation, speech enhancement, Super Res Zoom up to 8x, Fast camera launcher, AVC (H.264), Wind noise reduction, Locked Folder, Quad PD Quad Bayer wide camera |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 2 Megapixel | 13 Megapixel | Google Pixel 7a has better second camera resolution than OPPO A57s. |
|---|---|---|---|
| Sensor Size (2nd Camera) | 1/5" | - | |
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.4 | F/2.2 | Google Pixel 7a has better second camera lens aperture than OPPO A57s. |
| Lens Element Qty (2nd Camera) | 3-element | - | |
| Field of View (2nd Camera) | 89 degree(s) | 120 degree(s) | Google Pixel 7a has larger second camera lens field of view than OPPO A57s. |
| Pixel Size (2nd Camera) | 1.75 μm | 1.12 μm | OPPO A57s has larger second camera pixel size than Google Pixel 7a. |
| Minimum Focal Length (2nd Camera) | 21 mm | - | |
| Camera Functions (2nd Camera) | Monochrome | - | |
| Camera Features (2nd Camera) | - | Dual Pixel Phase Detect Auto-Focus (PDAF), Lens correction |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 13 Megapixel | Google Pixel 7a has better front camera resolution than OPPO A57s. |
| Sensor Size (Front) | 1/1.4" | - | |
| Sensor Name (Front) | Omnivision OV08D10 sensor | - | |
| Lens Aperture (Front) | F/2.0 | F/2.2 | OPPO A57s has better front lens aperture than OPPO A57s. |
| Lens Element Qty (Front) | 5-element | - | |
| Field of View (Front) | 79 degree(s) | 95 degree(s) | Google Pixel 7a has larger front lens field of view than OPPO A57s. |
| Pixel Size (Front) | 1.12 μm | 1.22 μm | Google Pixel 7a has larger front camera pixel size than OPPO A57s. |
| Focus Adjustment | Focus free | Focus free | |
| Min Focal Length (Front) | 26 mm | - | |
| Special Effects (Front) | Stickers | - | |
| Camera Modes (Front) | Panorama, Time-lapse mode, Portrait | - | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | 1920 x 1080 (1080p) at 30 fps, 3840 x 2160 (4K) at 30 fps |
| BATTERY AND CHARGING | OPPO A57s | Google Pixel 7a |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 4385 mAh | OPPO A57s has larger battery capacity than Google Pixel 7a. |
|---|---|---|---|
| Fast Charging Technology | SuperVOOC Flash Charge technology | - | OPPO A57s has fast charging technology. |
| Wireless Charging | - | Yes | Google Pixel 7a can be charged wirelessly. |
| Wireless Charging Standards | - | Qi | |
| Standby Time | 304 hours | - | |
| Talk Time | 1800 minutes | - | |
| Run Time Details | Talk: up to 1800 min Standby (4G): up to 304 hrs Playback (video): up to 13.4 hrs Playback (audio (via speakers, 50% volume)): up to 40 hrs |
Mixed usage: up to 24 hrs Mixed usage (Extreme Battery Saver): up to 72 hrs |
| CELLULAR | OPPO A57s | Google Pixel 7a |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | Google Pixel 7a has more advanced generation mobile network. |
| Operating System | ColorOS 12.1 (based on Android 12) | Android 13 | |
| Intelligent Assistant | - | Google Assistant | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS | GPS, GLONASS, BeiDou, Galileo, QZSS |
| COMMUNICATIONS | OPPO A57s | Google Pixel 7a |
|---|
| Data Transmission | VoLTE, FDD-LTE, TDD-LTE, VoWiFi | EDGE, HSDPA, HSPA+, LTE, 5G NR FR1 | |
|---|---|---|---|
| 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 | Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19 | |
| 3G UMTS Frequency | 2100, 850, 900 | 2100, 1900, 1700, 850, 800, 900, 800 | |
| 4G LTE Band | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 18, Band 19, Band 20, Band 21, Band 25, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41, Band 42, Band 66 | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1500 upper, FDD 1900+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 3500, FDD 1700 - 2110 AWS-3 | |
| 5G NR Band | - | N1, n2, n3, n5, n7, n8, n20, n28, n38, n41, n66, n75, n76, n77, n78, n79, n40, n25, n12 | |
| 5G NR Frequency | - | FDD 2100, FDD 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, SDL DL 1500+, SDL DL 1500-, TDD TD 3700, TDD TD 3500, TDD TD 4500, TDD 2300, FDD 1900, n12 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | Wi-Fi 6E | |
| Bluetooth | Bluetooth 5.3 BLE | Bluetooth 5.3 BLE | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| MEDIA | OPPO A57s | Google Pixel 7a |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, AMR, MP3, FLAC, AC-3, OGG, MIDI, APE (Monkey's Audio), LDAC, OPUS, MID, SBC, apt-X HD | - | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, MOV, ASF, 3GP, M4V, TS, M2TS, WebM, MP4 | H.264 AVC, H.265 HEVC | |
| Sound Enhancements | Dirac sound technologies | - |
| FEATURES | OPPO A57s | Google Pixel 7a |
|---|
| Sensors | Accelerometer, proximity sensor, magnetometer, gravity sensor, brightness sensor | Accelerometer, ambient light sensor, proximity sensor, barometer, magnetometer, gyro sensor | |
|---|---|---|---|
| Security Devices | Face recognition, fingerprint reader (side) | Fingerprint reader (under display), face recognition | |
| Security Technology | - | Face Unlock | |
| Additional Phone Features | Noise reduction microphone, Fast Charging, 3 years of Security Updates, 2 years of OS upgrades, Cooling Graphite Thermal Pad, Reverse charging, super-linear dual speakers | Dual microphones, MIMO technology, Noise suppression, Fast Charging, Google Cast, dual stereo speakers, 5 years of Security Updates, Private Compute Core, Built-in VPN powered by Google One, End-to-end security designed by Google, anti-phishing, anti-malware protection, Live Translate, Titan M2 Security Module, microphone toggle, camera toggle |
| OTHERS | OPPO A57s | Google Pixel 7a |
|---|
| Included Accessories | SIM card removal tool, USB-C charging cable, protective film, SuperVOOC 33W power adapter | SIM card removal tool, Quick switch adapter, USB-C to USB-C cable (1 m) | |
|---|---|---|---|
| Compliant Standards | IPX4 | IP67, HEARING AID M3/T3 | |
| Product Recycled Content | - | 100 % - aluminium housing |
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