Both OPPO A57 4G (4GB RAM + 64 GB) and OPPO A77 (4GB RAM + 128 GB) comes with same RAM. In terms of display resolution, OPPO A57 4G (4GB RAM + 64 GB) has better resolution of 1612 x 720 than OPPO A77 (4GB RAM + 128 GB) which has resolution of 1600 x 720. OPPO A77 (4GB RAM + 128 GB) has more internal memory than OPPO A57 4G (4GB RAM + 64 GB)
| Name | OPPO A57 4G (4GB RAM + 64 GB) | OPPO A77 (4GB RAM + 128 GB) |
| RAM | 4 GB | 4 GB |
|---|---|---|
| Display | 6.56 in | 6.56 in |
| Internal Memory | 64 GB | 128 GB |
| Battery | 5000 mAh | 5000 mAh |
| Camera | 13 MP + 2 MP Dual | 50 MP Dual |
| Price | Rs. 16990 | Rs. 11999 |
The launch Date of the first phone is May 27, 2022. The cost of OPPO A57 4G (4GB RAM + 64 GB) is Rs. 16990. The launch Date of the second phone is August 02, 2022. The cost of OPPO A77 (4GB RAM + 128 GB) is Rs. 11999.
OPPO A57 4G (4GB RAM + 64 GB) has IPS LCD Screen type where as OPPO A77 (4GB RAM + 128 GB) has IPS Screen type. OPPO A57 4G (4GB RAM + 64 GB) has display density of 269 PPI & OPPO A77 (4GB RAM + 128 GB) has only 267 PPI display density. Both mobiles have same aspect ratio of 20:9.
Both mobiles come with 4 GB RAM OPPO A77 (4GB RAM + 128 GB) has more Internal Memory (128 GB) than OPPO A57 4G (4GB RAM + 64 GB) (64 GB).
OPPO A77 (4GB RAM + 128 GB)'s 50 MP Dual Rear Camera outclasses OPPO A57 4G (4GB RAM + 64 GB)'s 13 MP + 2 MP Dual Rear Camera in terms of resolution. Both of them stand equal in terms of Front Camera Resolution as both have 8 MP Front Camera.
Both the phones run on Android Operating System Version 12.
| Name | OPPO A57 4G (4GB RAM + 64 GB) | OPPO A77 (4GB RAM + 128 GB) |
| General | ||
| Model | A57 4G | A77 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | May 27, 2022 | August 02, 2022 |
| Design | ||
| Dimensions | 75.03 x 163.74 x 7.99 mm | |
| Weight | 187 g | |
| Display | ||
| Type | Color IPS LCD Screen (16.7M) | Color IPS Screen (16M colors Colors) |
| Touch | Yes | Yes |
| Size | 6.56 inches, 720 x 1612 pixels, 60 Hz | 6.56 inches, 720 x 1600 pixels |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 269 PPI | ~ 267 PPI |
| Screen to Body Ratio | ~ 89.8% | |
| Glass Type | Panda MN228 | |
| Features | 480 nits (typ), 600 nits (HBM) | |
| Notch | Yes, Water Drop Notch | Yes, Water Drop Notch |
| Memory | ||
| RAM | 4 GB | 4 GB |
| Expandable RAM | Upto 4 GB Extra Virtual RAM | Upto 4 GB Extra Virtual RAM |
| Storage | 64 GB | 128 GB |
| Card Slot | Yes | Yes |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | No | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Yes, v5.3, A2DP, LE, aptX HD | Yes, v5.2 |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go | USB Tethering, USB on-the-go, USB Charging |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS | Yes, with A-GPS Support |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass | Accelerometer, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
| Water Resistance | Yes, IPX4 | |
| IP Rating | IP5X | |
| Dust Resistant | Yes | |
| Camera | ||
| Rear Camera | 13 MP ƒ/2.2 (Wide Angle) 2 MP ƒ/2.4 (Depth Sensor) | 50 MP Ai Lens |
| Auto Focus | Yes | Yes |
| Features | HDR, Panorama | Panorama, HDR |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2 (Wide Angle) | 8 MP Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD | |
| Technical | ||
| OS | Android v12 | Android v12 |
| Chipset | MediaTek Helio G35 | MediaTek Helio G35 |
| CPU | 2.3 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Core Details | 4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53 | 4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53 |
| GPU | PowerVR GE8320 | PowerVR GE8320 |
| Java | No | No |
| Browser | Yes | Yes, supports HTML |
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | Yes |
| Video | Yes | Yes |
| FM Radio | No | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 5000 mAh, Li-ion Battery |
| Fast Charging | Yes, 33W Fast Charging | Yes, 33W Fast Charging |