Detailed comparison and review of OPPO A57s and OPPO A77 5G. 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 | OPPO A77 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | CPH2385 | CPH2339 | |
| Form Factor | Touch | Touch | |
| Height | 163.74 mm | 163.8 mm | OPPO A77 5G has greater height than OPPO A57s. |
| Width | 75.03 mm | 75.1 mm | OPPO A77 5G has greater width than OPPO A57s. |
| Depth | 7.99 mm | 7.99 mm | Both phones are the same depth. |
| Weight | 187 g | 190 g | OPPO A57s is lighter than OPPO A57s. |
| Body Colour | Starry black | Midnight black | Ocean blue | |
| Body Material | Composite polymer | - | |
| Protection | - | Waterproof, splash-resistant | |
| Waterproof (Water-resistant) | - | Yes | OPPO A77 5G is waterproof. |
| IP rating | IPX4 | IPX4 | |
| SAR Value | 1.015 W/kg (body), 0.957 W/kg (head), 2.399 W/kg (limb) | 1.256 W/kg (body), 0.986 W/kg (head), 2.683 W/kg (limb) | |
| Connector Type | Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | Micro SIM + nano SIM/microSD |
| DISPLAY | OPPO A57s | OPPO A77 5G |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | LCD | - | |
| Screen Size (Display Size) | 6.56" | 6.56" | Both phones have the same screen size. |
| Screen Resolution (Display Resolution) | 1612 x 720 pixels | 1612 x 720 pixels | Both phones have the same screen resolution. |
| Display Format | HD+ | HD+ | |
| Pixel Density | 269 ppi | 269 ppi | Both phones have the same pixel density. |
| Aspect Ratio | 20.1:9 | 20:9 | |
| Max Brightness | 600 cd/m² | 600 cd/m² | Both phones have the same display brightness |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Contrast Ratio | 1500:1 | - | |
| Display Refresh Rate | 60 Hz | 90 Hz | OPPO A77 5G has better refresh rate than OPPO A57s. |
| Touch Sampling Rate | 60 Hz | 90 Hz | |
| Display Features | Night mode, Eye comfort mode, 96% NTSC | 100% DCI-P3, 96% NTSC, 100% sRGB, High brightness mode, Vivid mode | |
| Display Protection (Screen Protector) | Panda Glass MN228 | Panda Glass MN228 |
| PROCESSOR | OPPO A57s | OPPO A77 5G |
|---|
| Processor Type (CPU) | MediaTek Helio G35 | MediaTek Dimensity 810 | |
|---|---|---|---|
| Clock Speed | 2.3 GHz | 2.4 GHz | OPPO A77 5G has higher clock speed than OPPO A57s. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | IMG GE8320 | Mali-G57 MC2 |
| MEMORY | OPPO A57s | OPPO A77 5G |
|---|
| RAM | LPDDR4X SDRAM - 4 GB | LPDDR4X SDRAM - 4 GB + up to 3 GB virtual extension | Both phones have the same RAM size. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 64 GB | OPPO A57s has more internal memory than OPPO A77 5G. |
| Memory Interface | eMMC 5.1 | UFS 2.2 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSD, microSDXC - up to 1 TB | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | OPPO A57s | OPPO A77 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 2 | |
|---|---|---|---|
| Sensor Resolution | 50 Megapixel | 48 Megapixel | OPPO A57s has better camera resolution than OPPO A77 5G. |
| Sensor Size | 1/2.76" | 1/1.2" | OPPO A57s has better camera sensor size than OPPO A77 5G. |
| Sensor Name | Samsung S5KJN1 | Samsung S5KGM1ST | |
| Lens Aperture | F/1.8 | F/1.7 | OPPO A77 5G has better lens aperture than OPPO A57s. |
| Lens Construction | 5-element | 6-element | |
| Field of View (FoV) | 77 degree(s) | 80 degree(s) | OPPO A77 5G has larger lens field of view than OPPO A57s. |
| Pixel Size | 0.64 μm | 0.8 μm | OPPO A77 5G has larger camera pixel size than OPPO A57s. |
| Focus Adjustment | Automatic | Automatic | |
| Minimum Focal Length (Focal Distance) | 27 mm | - | |
| Focal Length Equivalent to 35mm Camera | - | 25mm | |
| Digital Zoom | 5x | - | |
| Special Effects | Stickers | Stickers | |
| Camera Modes | Panorama, Time-lapse mode, Pro mode, Portrait, Night | Panorama, Time-lapse mode, Slow motion mode, Expert Mode, Portrait, Night, Macro mode, Extra HD, Text scanner | |
| 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, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | - | Google Lens |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 2 Megapixel | 2 Megapixel | Both phones have the same second camera resolution. |
|---|---|---|---|
| Sensor Size (2nd Camera) | 1/5" | 1/5" | Both phones have the same sensor size of the second camera. |
| 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 | 3-element | |
| Field of View (2nd Camera) | 89 degree(s) | 89 degree(s) | Both phones have the same second camera lens field of view. |
| Pixel Size (2nd Camera) | 1.75 μm | 1.75 μm | Both phones have the same second camera pixel size. |
| Minimum Focal Length (2nd Camera) | 21 mm | - | |
| Focal Length Equivalent to 35mm Camera | - | 20mm | |
| Camera Functions (2nd Camera) | Monochrome | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 8 Megapixel | Both phones have the same front camera resolution. |
| Sensor Size (Front) | 1/1.4" | 1/4" | OPPO A77 5G has better front camera sensor size than OPPO A57s. |
| Sensor Name (Front) | Omnivision OV08D10 sensor | Sony IMX355 sensor | |
| Lens Aperture (Front) | F/2.0 | F/2.0 | Both phones have the same front camera lens aperture. |
| Lens Element Qty (Front) | 5-element | 5-element | |
| Field of View (Front) | 79 degree(s) | 79 degree(s) | Both phones have the same front lens field of view. |
| Pixel Size (Front) | 1.12 μm | 1.12 μm | Both phones have the same front camera pixel size. |
| Focus Adjustment | Focus free | Focus free | |
| Min Focal Length (Front) | 26 mm | - | |
| Focal Length Equivalent to 35mm Camera | - | 26mm | |
| Special Effects (Front) | Stickers | Stickers | |
| Camera Modes (Front) | Panorama, Time-lapse mode, Portrait | Panorama, Time-lapse mode, night 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, 1280 x 720 (720p) at 30 fps |
| BATTERY AND CHARGING | OPPO A57s | OPPO A77 5G |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 5000 mAh | Both phones have the same battery capacity. |
|---|---|---|---|
| Fast Charging Technology | SuperVOOC Flash Charge technology | SuperVOOC Flash Charge technology | Both phones have fast charging technology. |
| Recharge Time (Charging Time) | - | 69 min | |
| Standby Time | 304 hours | 344 hours | OPPO A77 5G has longer standby time than OPPO A57s. |
| 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 |
Standby (Ultra Power Saving Mode): up to 344 hrs |
| CELLULAR | OPPO A57s | OPPO A77 5G |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | OPPO A77 5G has more advanced generation mobile network. |
| Operating System | ColorOS 12.1 (based on Android 12) | ColorOS 12.1 (based on Android 12) | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS | GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS |
| COMMUNICATIONS | OPPO A57s | OPPO A77 5G |
|---|
| Data Transmission | VoLTE, FDD-LTE, TDD-LTE, VoWiFi | FDD-LTE, TDD-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 26, Band 28, Band 38, Band 39, Band 40, Band 41, 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 850+, FDD 700 APT, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | |
| 5G NR Band | - | N1, n3, n5, n7, n8, n20, n28, n38, n41, n77, n78, n40 | |
| 5G NR Frequency | - | FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, TDD TD 3700, TDD TD 3500, TDD 2300 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.3 BLE | Bluetooth 5.3 BLE | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| MEDIA | OPPO A57s | OPPO A77 5G |
|---|
| 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 | WAV, WMA, AAC, AMR, MP3, FLAC, OGG, APE (Monkey's Audio), apt-X, LDAC, IMY, ALAC, OPUS, MID, SBC, apt-X HD | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, MOV, ASF, 3GP, M4V, TS, M2TS, WebM, MP4 | MKV, FLV, AVI, MOV, WMV, ASF, 3GP, H.264, M4V, TS, M2TS, WebM, H.265, MP4 | |
| Sound Enhancements | Dirac sound technologies | - |
| FEATURES | OPPO A57s | OPPO A77 5G |
|---|
| Sensors | Accelerometer, proximity sensor, magnetometer, gravity sensor, brightness sensor | Accelerometer, ambient light sensor, proximity sensor, pedometer, digital compass, geomagnetic sensor, gravity sensor | |
|---|---|---|---|
| Security Devices | Face recognition, fingerprint reader (side) | Face recognition, fingerprint reader (side) | |
| 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 | Fast Charging, Super power saving mode, OTG Reverse Charge, 3 years of Security Updates, 2 years of OS upgrades, ultra linear stereo speakers, Ultra volume mode |
| OTHERS | OPPO A57s | OPPO A77 5G |
|---|
| Included Accessories | SIM card removal tool, USB-C charging cable, protective film, SuperVOOC 33W power adapter | Protective cover, USB cable, power adapter, SIM card removal tool | |
|---|---|---|---|
| Compliant Standards | IPX4 | IPX4 |
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