Xiaomi Redmi Note 9 (4GB RAM + 128GB) vs OPPO A57 4G (4GB RAM + 64 GB)
Quick Comparison
Both Xiaomi Redmi Note 9 (4GB RAM + 128GB) and OPPO A57 4G (4GB RAM + 64 GB) comes with same RAM. In terms of display resolution, Xiaomi Redmi Note 9 (4GB RAM + 128GB) has better resolution of 2340 x 1080 than OPPO A57 4G (4GB RAM + 64 GB) which has resolution of 1612 x 720. Xiaomi Redmi Note 9 (4GB RAM + 128GB) has more internal memory than OPPO A57 4G (4GB RAM + 64 GB)
| Name | Xiaomi Redmi Note 9 (4GB RAM + 128GB) | OPPO A57 4G (4GB RAM + 64 GB) |
| RAM | 4 GB | 4 GB |
|---|---|---|
| Display | 6.53 in | 6.56 in |
| Internal Memory | 128 GB | 64 GB |
| Battery | 5020 mAh | 5000 mAh |
| Camera | 48 MP Quad | 13 MP + 2 MP Dual |
| Price | Rs. 14490 | Rs. 7919 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is July 20, 2020 . The cost of Xiaomi Redmi Note 9 (4GB RAM + 128GB) is Rs. 14490. The launch Date of the second phone is May 27, 2022. The cost of OPPO A57 4G (4GB RAM + 64 GB) is Rs. 7919.
Display comparison
OPPO A57 4G (4GB RAM + 64 GB) has larger screen size of 6.56 inches in comparison to Xiaomi Redmi Note 9 (4GB RAM + 128GB)'s 6.53 inch screen. There is IPS LCD Screen Type in both the phones. Xiaomi's phone has display density of 403 PPI & OPPO's phone has only 269 PPI display density. In terms of screen to body ratio, OPPO's phone has better screen to body ratio of ~ 89.8% than Xiaomi's phone ~ 83.5%. Xiaomi Redmi Note 9 (4GB RAM + 128GB) has 19.5:9 aspect ratio where as OPPO A57 4G (4GB RAM + 64 GB) has 20:9 aspect ratio.
Memory comparison
Both phones come with 4 GB RAM Xiaomi Redmi Note 9 (4GB RAM + 128GB) has more Internal Memory (128 GB) than OPPO A57 4G (4GB RAM + 64 GB) (64 GB).
Camera comparison
Xiaomi Redmi Note 9 (4GB RAM + 128GB)'s 48 MP Quad Rear Camera outshines OPPO A57 4G (4GB RAM + 64 GB)'s 13 MP + 2 MP Dual Rear Camera in terms of resolution. Xiaomi Redmi Note 9 (4GB RAM + 128GB) will be better choice if you're looking to click lot of selfies as it has better 13 MP Front Camera in comparison to OPPO A57 4G (4GB RAM + 64 GB)'s 8 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 10.0 and the second one on 12 version.
Related Comparisons
Full Comparison
| Name | Xiaomi Redmi Note 9 (4GB RAM + 128GB) | OPPO A57 4G (4GB RAM + 64 GB) |
| General | ||
| 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 | July 20, 2020 | May 27, 2022 |
| Design | ||
| Dimensions | 77.2 x 162.3 x 8.9 mm | 75.03 x 163.74 x 7.99 mm |
| Weight | 199 g | 187 g |
| Display | ||
| Type | Color IPS LCD Screen (16M Colors) | Color IPS LCD Screen (16.7M) |
| Touch | Yes | Yes |
| Size | 6.53 inches, 1080 x 2340 pixels | 6.56 inches, 720 x 1612 pixels, 60 Hz |
| Aspect Ratio | 19.5:9 | 20:9 |
| PPI | ~ 403 PPI | ~ 269 PPI |
| Screen to Body Ratio | ~ 83.5% | ~ 89.8% |
| Glass Type | Corning Gorilla Glass 5 | Panda MN228 |
| Features | Reading Mode 2.0, Plastic Frame | 480 nits (typ), 600 nits (HBM) |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
| Memory | ||
| RAM | 4 GB | 4 GB |
| Expandable RAM | Upto 4 GB Extra Virtual RAM | |
| Storage | 128 GB | 64 GB |
| Card Slot | Yes, upto 512 GB | 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, v5.0, A2DP, LE | Yes, v5.3, A2DP, LE, aptX HD |
| USB | Yes, USB-C | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB on-the-go |
| IR Blaster | Yes | |
| Extra | ||
| GPS | yes with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS |
| Fingerprint Sensor | Yes, Rear | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Light sensor, Proximity sensor, Accelerometer, Compass | Accelerometer, Gyro, Proximity, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
| Splash Resistant | Yes | |
| Camera | ||
| Rear Camera | 48 MP f/1.79 (Main) 8 MP f/2.2 (Ultra Wide) 2 MP f/2.4 (Macro ) 2 MP f/2.4 (Depth Sensor) with autofocus | 13 MP f/2.2 (Wide Angle) 2 MP f/2.4 (Depth Sensor) with autofocus |
| Features | Night Mode, Document Mode, Cinematic portraits, HDR, Panorama, Pro mode, Portrait | HDR, Panorama |
| Video Recording | 1080p @ 30 fps FHD, 720p @ 120/30 fps HD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 13 MP f/2.3 (Main) | 8 MP f/2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v10.0 | Android v12 |
| Chipset | MediaTek Helio G85 | MediaTek Helio G35 |
| CPU | 2 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Core Details | 2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55 | 4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53 |
| GPU | Mali-G52 MC2 | PowerVR GE8320 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, AMR, FLAC, APE | Yes |
| Video | MP4, M4V, MKV, XVID | Yes |
| FM Radio | Yes | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5020 mAh, Li-ion Battery | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 22.5W Fast Charging | Yes, 33W Fast Charging |
| Reverse Charging | Yes, 9W Reverse Charging | |
| Talk Time | 34 hours | |
| Music Playback Time | 171 hours | |