Xiaomi Redmi Note 12 4G has better RAM than OPPO A53 2020. In terms of display resolution, Xiaomi Redmi Note 12 4G has better resolution of 2400 x 1080 than OPPO A53 2020 which has resolution of 720 x 1600. Both have the same amount of internal memory.
| Name | Xiaomi Redmi Note 12 4G | OPPO A53 2020 | 
| RAM | 6 GB | 4 GB | 
|---|---|---|
| Display | 6.67 in | 6.5 in | 
| Internal Memory | 64 GB | 64 GB | 
| Battery | 5000 mAh | 5000 mAh | 
| Camera | 50 MP + 8 MP + 2 MP Triple | 13 MP + 2 MP + 2 MP Triple | 
| Price | Rs. 9999 | Rs. 9990 | 
The launch Date of the first phone is March 30, 2023. The cost of Xiaomi Redmi Note 12 4G is Rs. 9999. The launch Date of the second phone is August 25, 2020. The cost of OPPO A53 2020 is Rs. 9990.
OPPO A53 2020 has screen size of 6.5 inches which falls short to Xiaomi Redmi Note 12 4G's 6.67 inch screen. Xiaomi Redmi Note 12 4G has AMOLED Screen type where as OPPO A53 2020 has LCD Screen type. Xiaomi's phone has display density of 395 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 ~ 89.2% than Xiaomi's phone ~ 85.3%. Xiaomi Redmi Note 12 4G has 20.1:9 aspect ratio where as OPPO A53 2020 has 20:9 aspect ratio.
Xiaomi Redmi Note 12 4G's larger 6 GB RAM is better for playing games and all with respect to OPPO A53 2020's lower 4 GB RAM. and both have same Internal Memory of 64 GB.
Xiaomi Redmi Note 12 4G's 50 MP + 8 MP + 2 MP Triple Rear Camera outshines OPPO A53 2020's 13 MP + 2 MP + 2 MP Triple Rear Camera in terms of resolution. OPPO A53 2020 will be better choice if you're looking to click lot of selfies as it has better 16 MP Front Camera in comparison to Xiaomi Redmi Note 12 4G's 13 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 13 and the second one on 10 version.
| Name | Xiaomi Redmi Note 12 4G | OPPO A53 2020 | 
| General | ||
| Model | Redmi Note 12 | CPH2127, A53 | 
| 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 | March 30, 2023 | August 25, 2020 | 
| Design | ||
| Dimensions | 75.96 x 165.66 x 7.85 mm | 75.1 x 163.9 x 8.4 mm | 
| Weight | 186 g | 186 g | 
| Colors | Onyx Gray, Mint Green, Ice Blue | |
| Display | ||
| Type | Color AMOLED Screen (16M Colors) | Color LCD Screen (16.7M) | 
| Touch | Yes, 240 Hz Touch Sampling Rate | Yes, 120 Hz Touch Sampling Rate | 
| Size | 6.67 inches, 1080 x 2400 pixels, 120 Hz | 6.5 inches, 1600 x 720 pixels, 90 Hz | 
| Aspect Ratio | 20.1:9 | 20:9 | 
| PPI | ~ 395 PPI | ~ 269 PPI | 
| Screen to Body Ratio | ~ 85.3% | ~ 89.2% | 
| Glass Type | Corning Gorilla Glass 3 | |
| Features | 1200nits brightness, SGS eye care, Sunlight Mode, Reading Mode, Contrast ratio: 4500000:1 | Color Saturation, Screen Proportion, Touch Screen Glass Type: Corning GG3+, 90 Hz Screen Refresh Rate , 2D Screen Protective Film, Oleophobic Layer on Film | 
| Notch | Yes, Punch Hole | Yes, Punch Hole | 
| Memory | ||
| RAM | 6 GB | 4 GB | 
| Expandable RAM | Upto 5 GB Extra Virtual RAM | |
| Storage | 64 GB | 64 GB | 
| Storage Type | UFS 2.2 | |
| Card Slot | Yes, (Hybrid Slot), upto 1 TB | 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, Dual Stand-By | 
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot | 
| Wifi Version | Wi-Fi 802.11 a/b/g/n/ac, dual-band | |
| Bluetooth | Yes, v5.0, A2DP, LE | Yes, v5.0 | 
| USB | Yes, USB-C v2.0 | Yes | 
| USB Features | USB on-the-go, USB Charging | USB on-the-go, USB Charging | 
| IR Blaster | Yes | |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes | 
| Fingerprint Sensor | Yes, Side | Yes, Rear | 
| Face Unlock | Yes | Yes | 
| Sensors | Ambient Light Sensor, Proximity Sensor, Accelerometer, Gyroscope | Geomagnetic Induction, Light Induction, Proximity Sensor, Acceleration Sensor, Gravity Sensor, Gyroscope | 
| 3.5mm Headphone Jack | Yes | Yes | 
| Water Resistance | No, Life Waterproof | |
| Splash Resistant | Yes | |
| IP Rating | IP53 | |
| Dust Resistant | Yes | |
| Extra Features | UFS 2.1, Automatic Call Recording, Picture Editing, Data Backup, File Encryption, Apps Lock, Split Screen | |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) 0.64µm, PDAF 8 MP ƒ/2.2 (Ultra Wide) 120˚, 1/4", 1.12µm 2 MP ƒ/2.4 (Macro) | 13 MP ƒ/2.2 (Main) 2 MP Blur 2 MP (Macro) Macro | 
| Camera Sensor | CMOS Sensor | |
| OIS | No | |
| Auto Focus | Yes | Yes | 
| Features | Photo, Portrait, Night, Pro Mode, Document Mode, 50MP, Short Video, Panorama, Custom Watermark, Google Lens, Movie Frame, Tilt Shift, Voice Shutter, Timed Burst, Beautify, Filters, Video Features: Short Video, Slow Motion, Ultra Wide Video, Macro Video, Timelapse, Movie Frame | Professional, Panorama, Portrait, Time Lapse Photography, Slow Motion, AI Scene Recognition | 
| Video Recording | 1080p @ 30 fps FHD | 1080P, 720P | 
| Flash | Yes, LED | Yes, LED | 
| Front Camera | 13 MP ƒ/2.5 (Wide Angle) Punch Hole, Screen Flash | 16 MP Punch Hole | 
| Front Video Recording | 1080p @ 30 fps FHD | 1080p, 720p | 
| Technical | ||
| OS | Android v13 | Android v10 | 
| Custom UI | MIUI 14 | |
| Chipset | Qualcomm Snapdragon 685 | Qualcomm Snapdragon 460 | 
| CPU | 2.8 GHz, Octa Core Processor | 1.8 GHz, Octa Core Processor | 
| Core Details | 1.8 GHz, Quad core, Kryo 240 + 1.8 GHz, Quad core, Kryo 240 | |
| GPU | Adreno 610 | Adreno 610 | 
| Java | No | No | 
| Browser | Yes, supports HTML5 | Yes | 
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, AMR, FLAC, APE | Yes | 
| Video | MP4, M4V, MKV, XVID | MP4 | 
| FM Radio | No | Yes | 
| Document Reader | Yes | Yes | 
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery | 
| Size | 5000 mAh, Li-Po Battery | 5000 mAh | 
| Fast Charging | Yes, 33W Fast Charging | Yes, 18W Fast Charging | 
| Reverse Charging | Yes | |
| StandBy Time | 26 days | |
| Music Playback Time | 8 days | |