OPPO A57 4G (4GB RAM + 64 GB) has better RAM than OPPO A71k (3GB RAM + 16GB). In terms of display resolution, OPPO A57 4G (4GB RAM + 64 GB) has better resolution of 1612 x 720 than OPPO A71k (3GB RAM + 16GB) which has resolution of 1280 x 720. OPPO A57 4G (4GB RAM + 64 GB) has more internal memory than OPPO A71k (3GB RAM + 16GB)
| Name | OPPO A71k (3GB RAM + 16GB) | OPPO A57 4G (4GB RAM + 64 GB) |
| RAM | 3 GB | 4 GB |
|---|---|---|
| Display | 5.2 in | 6.56 in |
| Internal Memory | 16 GB | 64 GB |
| Battery | 3000 mAh | 5000 mAh |
| Camera | 13 MP | 13 MP + 2 MP Dual |
| Price | Rs. 8439 | Rs. 10490 |
The cost of OPPO A71k (3GB RAM + 16GB) is Rs. 8439. The launch Date of the second phone is May 27, 2022. The cost of OPPO A57 4G (4GB RAM + 64 GB) is Rs. 10490.
OPPO A57 4G (4GB RAM + 64 GB) has larger screen size of 6.56 inches in comparison to OPPO A71k (3GB RAM + 16GB)'s 5.2 inch screen. OPPO A71k (3GB RAM + 16GB) has IPS Screen type where as OPPO A57 4G (4GB RAM + 64 GB) has IPS LCD Screen type. OPPO A71k (3GB RAM + 16GB) has display density of 282 PPI & OPPO A57 4G (4GB RAM + 64 GB) has only 269 PPI display density. OPPO A71k (3GB RAM + 16GB) has 16:9 aspect ratio where as OPPO A57 4G (4GB RAM + 64 GB) has 20:9 aspect ratio.
OPPO A57 4G (4GB RAM + 64 GB)'s larger 4 GB RAM is better for playing games and all with respect to OPPO A71k (3GB RAM + 16GB)'s lower 3 GB RAM. OPPO A57 4G (4GB RAM + 64 GB) has more Internal Memory (64 GB) than OPPO A71k (3GB RAM + 16GB) (16 GB).
They both have the same 13 MP Rear Camera. OPPO A57 4G (4GB RAM + 64 GB) will be better choice if you're looking to click lot of selfies as it has better 8 MP Front Camera in comparison to OPPO A71k (3GB RAM + 16GB)'s 5 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 7.1 and the second one on 12 version.
| Name | OPPO A71k (3GB RAM + 16GB) | OPPO A57 4G (4GB RAM + 64 GB) |
| General | ||
| Model | A71k | A57 4G |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | May 27, 2022 | |
| Design | ||
| Dimensions | 73.8 x 148.1 x 7.6 mm | 75.03 x 163.74 x 7.99 mm |
| Weight | 137 g | 187 g |
| Display | ||
| Type | Color IPS Screen (16M colors Colors) | Color IPS LCD Screen (16.7M) |
| Touch | Yes | Yes |
| Size | 5.2 inches, 720 x 1280 pixels | 6.56 inches, 720 x 1612 pixels, 60 Hz |
| Aspect Ratio | 16:9 | 20:9 |
| PPI | ~ 282 PPI | ~ 269 PPI |
| Screen to Body Ratio | ~ 89.8% | |
| Glass Type | Panda MN228 | |
| Features | 480 nits (typ), 600 nits (HBM) | |
| Notch | Yes, Water Drop Notch | |
| Memory | ||
| RAM | 3 GB | 4 GB |
| Expandable RAM | Upto 4 GB Extra Virtual RAM | |
| Storage | 16 GB | 64 GB |
| Card Slot | Yes, (Hybrid Slot) | Yes |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | No | |
| VoLTE | Yes | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Yes, v4.0 | Yes, v5.3, A2DP, LE, aptX HD |
| USB | Yes, microUSB v2.0 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go | USB on-the-go |
| Extra | ||
| GPS | Yes, with A-GPS Support | Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS |
| Fingerprint Sensor | Yes, Side | |
| Face Unlock | Yes | |
| Sensors | Accelerometer, Compass | Accelerometer, Gyro, Proximity, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
| Camera | ||
| Rear Camera | 13 MP | 13 MP ƒ/2.2 (Wide Angle) 2 MP ƒ/2.4 (Depth Sensor) |
| Auto Focus | Yes | Yes |
| Features | Face detection, Geo tagging, Panorama, Touch to focus | HDR, Panorama |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 5 MP | 8 MP ƒ/2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD | |
| Technical | ||
| OS | Android v7.1 (Nougat) | Android v12 |
| Chipset | Qualcomm Snapdragon 450 | MediaTek Helio G35 |
| CPU | 1.8 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Core Details | 4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53 | |
| GPU | Adreno 506 | PowerVR GE8320 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
| Multimedia | ||
| Supports | MMS | |
| Yes, with Push Email | Yes | |
| Music | FLAC, MP3, eAAC+, WAV | Yes |
| Video | MP4, H.264 | Yes |
| FM Radio | Yes | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 3000 mAh, Li-ion Battery | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 33W Fast Charging | |