Oppo A31 2020 (6GB RAM + 128GB) has better RAM than OPPO A57 4G (4GB RAM + 64 GB). In terms of display resolution, OPPO A57 4G (4GB RAM + 64 GB) has better resolution of 1612 x 720 than Oppo A31 2020 (6GB RAM + 128GB) which has resolution of 1600 x 720. Oppo A31 2020 (6GB RAM + 128GB) has more internal memory than OPPO A57 4G (4GB RAM + 64 GB)
Name | OPPO A57 4G (4GB RAM + 64 GB) | Oppo A31 2020 (6GB RAM + 128GB) |
RAM | 4 GB | 6 GB |
---|---|---|
Display | 6.56 in | 6.5 in |
Internal Memory | 64 GB | 128 GB |
Battery | 5000 mAh | 4230 mAh |
Camera | 13 MP + 2 MP Dual | 12 MP + 2 MP + 2 MP Triple |
Price | Rs. 10999 | Rs. 15990 |
The launch Date of the first phone is May 27, 2022. The cost of OPPO A57 4G (4GB RAM + 64 GB) is Rs. 10999. The launch Date of the second phone is March 6, 2020. The cost of Oppo A31 2020 (6GB RAM + 128GB) is Rs. 15990.
OPPO A57 4G (4GB RAM + 64 GB) has larger screen size of 6.56 inches in comparison to Oppo A31 2020 (6GB RAM + 128GB)'s 6.5 inch screen. Both the phones have IPS LCD Screen Type. Oppo A31 2020 (6GB RAM + 128GB) has display density of 270 PPI & OPPO A57 4G (4GB RAM + 64 GB) has only 269 PPI display density. In terms of screen to body ratio, OPPO A57 4G (4GB RAM + 64 GB) has better screen to body ratio of ~ 89.8% than Oppo A31 2020 (6GB RAM + 128GB)'s ~ 89%. Both mobiles have same aspect ratio of 20:9.
Oppo A31 2020 (6GB RAM + 128GB)'s larger 6 GB RAM is better for playing games and all with respect to OPPO A57 4G (4GB RAM + 64 GB)'s lower 4 GB RAM. Oppo A31 2020 (6GB RAM + 128GB) has more Internal Memory (128 GB) than OPPO A57 4G (4GB RAM + 64 GB) (64 GB).
OPPO A57 4G (4GB RAM + 64 GB)'s 13 MP + 2 MP Dual Rear Camera outclasses Oppo A31 2020 (6GB RAM + 128GB)'s 12 MP + 2 MP + 2 MP Triple 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 has Android Operating System but the first one runs on version 12 and the second one on v9.0 (Pie) version.
Name | OPPO A57 4G (4GB RAM + 64 GB) | Oppo A31 2020 (6GB RAM + 128GB) |
General | ||
Model | A57 4G | A31 2020 |
Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
Dual Sim | Yes | Yes |
Sim Size | Nano+Nano SIM | Nano+Nano SIM |
Device Type | Smartphone | Smartphone |
Release Date | May 27, 2022 | March 6, 2020 |
Design | ||
Dimensions | 75.03 x 163.74 x 7.99 mm | 75.5 x 163.9 x 8.3 mm |
Weight | 187 g | 180 g |
Display | ||
Type | Color IPS LCD Screen (16.7M) | Color IPS LCD Screen |
Touch | Yes | Yes |
Size | 6.56 inches, 720 x 1612 pixels, 60 Hz | 6.5 inches, 720 x 1600 pixels |
Aspect Ratio | 20:9 | 20:9 |
PPI | ~ 269 PPI | ~ 270 PPI |
Screen to Body Ratio | ~ 89.8% | ~ 89% |
Glass Type | Panda MN228 | |
Features | 480 nits (typ), 600 nits (HBM) | |
Notch | Yes, Water Drop Notch | Yes, Water Drop Notch |
Memory | ||
RAM | 4 GB | 6 GB |
Expandable RAM | Upto 4 GB Extra Virtual RAM | |
Storage | 64 GB | 128 GB |
Card Slot | Yes | Yes, upto 256 GB |
Connectivity | ||
GPRS | Yes | Yes |
EDGE | Yes | Yes |
3G | Yes | Yes |
4G | Yes | Yes |
5G | No | |
VoLTE | Yes, Dual Stand-By | Yes |
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, v5.0 |
USB | Yes, USB-C v2.0 | Yes, microUSB v2.0 |
USB Features | USB on-the-go | USB Charging |
Extra | ||
GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS | yes with A-GPS |
Fingerprint Sensor | Yes, Side | Yes, Rear |
Face Unlock | Yes | Yes |
Sensors | Accelerometer, Gyro, Proximity, Compass | Light sensor, Proximity sensor, Accelerometer |
3.5mm Headphone Jack | Yes | Yes |
Camera | ||
Rear Camera | 13 MP ƒ/2.2 (Wide Angle) 2 MP ƒ/2.4 (Depth Sensor) | 12 MP ƒ/1.8 (Main) 2 MP ƒ/2.4 (Macro) Macro 2 MP ƒ/2.4 (Depth Sensor) |
Auto Focus | Yes | Yes |
Features | HDR, Panorama | Digital Zoom, Auto Flash, Face detection, Touch to focus |
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 ƒ/2 (Main) |
Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
Technical | ||
OS | Android v12 | Android v9.0 (Pie) |
Chipset | MediaTek Helio G35 | MediaTek Helio P35 |
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 |
Multimedia | ||
Yes | Yes | |
Music | Yes | Yes |
Video | Yes | Yes |
FM Radio | No | Yes |
Document Reader | Yes | Yes |
Battery | ||
Type | Non-Removable Battery | Non-Removable Battery |
Size | 5000 mAh, Li-Po Battery | 4230 mAh, Li-ion Battery |
Fast Charging | Yes, 33W Fast Charging |