Realme 2 Pro has better RAM than Oppo A12. In terms of display resolution, Realme 2 Pro has better resolution of 2340 x 1080 than Oppo A12 which has resolution of 720 x 1520. Realme 2 Pro has more internal memory than Oppo A12
| Name | Oppo A12 | Realme 2 Pro | 
| RAM | 3 GB | 4 GB | 
|---|---|---|
| Display | 6.22 in | 6.3 in | 
| Internal Memory | 32 GB | 64 GB | 
| Battery | 4230 mAh | 3500 mAh | 
| Camera | 13 MP + 2 MP Dual | 16 MP + 2 MP Dual | 
| Price | Rs. 9999 | Rs. 9999 | 
The launch Date of the first phone is June 8, 2020 . The cost of Oppo A12 is Rs. 9999. The launch Date of the second phone is September, 2018. The cost of Realme 2 Pro is Rs. 9999.
Realme 2 Pro has larger screen size of 6.3 inches in comparison to Oppo A12's 6.22 inch screen. Oppo A12 has LCD Screen type where as Realme 2 Pro has IPS LCD Screen type. Realme's phone has display density of 409 PPI & OPPO's phone has only 270 PPI display density. In terms of screen to body ratio, OPPO's phone has better screen to body ratio of ~ 89% than Realme's phone ~ 84%. Oppo A12 has 19:9 aspect ratio where as Realme 2 Pro has 19.5:9 aspect ratio.
Realme 2 Pro's larger 4 GB RAM is better for playing games and all with respect to Oppo A12's lower 3 GB RAM. Realme 2 Pro has more Internal Memory (64 GB) than Oppo A12 (32 GB).
Realme 2 Pro's 16 MP + 2 MP Dual Rear Camera outshines Oppo A12's 13 MP + 2 MP Dual Rear Camera in terms of resolution. Realme 2 Pro will be better choice if you're looking to click lot of selfies as it has better 16 MP Front Camera in comparison to Oppo A12's 5 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 9.0 (Pie) and the second one on v8.1 version.
| Name | Oppo A12 | Realme 2 Pro | 
| General | ||
| Model | CPH2083, A12 | Realme 2 Pro | 
| 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 | June 8, 2020 | September, 2018 | 
| Design | ||
| Dimensions | 75.5 x 155.9 x 8.3 mm | 74 x 156.7 x 8.5 mm | 
| Weight | 165 g | 174 g | 
| Display | ||
| Type | Color LCD Screen (16M Colors) | Color IPS LCD Screen (16M Colors) | 
| Touch | Yes | Yes | 
| Size | 6.22 inches, 1520 x 720 pixels, 60 Hz | 6.3 inches, 1080 x 2340 pixels | 
| Aspect Ratio | 19:9 | 19.5:9 | 
| PPI | ~ 270 PPI | ~ 409 PPI | 
| Screen to Body Ratio | ~ 89% | ~ 84% | 
| Glass Type | Corning Gorilla Glass 3 | |
| Features | HD+,Iin-cell Touch Panel Technology, PET 2D Screen Protector Film Type, No Stroboscopic Eye Protection | Corning Gorilla Glass 3 | 
| Notch | Yes, Water Drop Notch | Yes, Water Drop Notch | 
| Memory | ||
| RAM | 3 GB | 4 GB | 
| Storage | 32 GB | 64 GB | 
| Card Slot | Yes, upto 256 GB | Yes, upto 256 GB | 
| Connectivity | ||
| GPRS | Yes | Yes | 
| EDGE | Yes | Yes | 
| 3G | Yes | Yes | 
| 4G | Yes | Yes | 
| VoLTE | Yes | Yes | 
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot | 
| Bluetooth | Yes, v5.0 | Yes, v4.2 | 
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | 
| USB Features | USB on-the-go, USB Charging | USB on-the-go, USB Charging | 
| Extra | ||
| GPS | with A-GPS, Beidou, Glonass | yes with A-GPS, Glonass | 
| Fingerprint Sensor | Yes, Rear | Yes, Rear | 
| Face Unlock | Yes | Yes | 
| Sensors | Electronic Compass Distance Transducer Magnetic Induction Sensor Light Sensor G-Sensor/Acceleration Sensor Gyroscope | Accelerometer, Gyro, Proximity, Compass | 
| 3.5mm Headphone Jack | Yes | Yes | 
| Water Resistance | No | |
| Extra Features | eMMC ROM Technology, OTG Storage Format: FAT12, FAT16, FAT32, NTFS, EXFAT, Split Screen, Picture in Picture, Rear Fingerprint, AI Face Unlock, Apps Lock, File Encryption, Limit Number of Connction of Hotspot: 10 Hotspots, WLAN Display, Polycarbonate Back Cover Material, Graphite Sheet Heat Dissipation | |
| Camera | ||
| Rear Camera | 13 MP ƒ/2.2 (Main) 2 MP ƒ/2.4 (Depth Sensor)  | 16 MP + 2 MP | 
| Camera Sensor | CMOS Sensor | |
| Auto Focus | Yes | Yes, yes Phase Detection autofocus | 
| Features | AR Stickers, Characteristic Function for Photograph: filters, AI Beautification, Bokeh, HDR, Dazzle Color Mode | Digital Zoom, Auto Flash, Face detection, Touch to focus | 
| Video Recording | 1080p @ 30 fps FHD, 720p @ 30 fps HD | 1080p @ 30 fps FHD | 
| Flash | Yes, LED | Yes, LED | 
| Front Camera | 5 MP ƒ/2.4 (Main) | 16 MP | 
| Front Video Recording | 1080p @ 30 fps FHD | |
| Technical | ||
| OS | Android v9.0 (Pie) | Android v8.1 (Oreo) | 
| Chipset | MediaTek Helio P35 | Qualcomm Snapdragon 660 | 
| CPU | 1.8 GHz, Octa Core Processor | 2.2 GHz, Octa Core Processor | 
| Core Details | Octa core, 2.3 GHz, Cortex A53 | |
| GPU | IMG GE8320 | Adreno 512 | 
| Java | No | No | 
| Browser | Yes, supports HTML5 | Yes, supports HTML5 | 
| Multimedia | ||
| Yes | Yes | |
| Music | AAC, APE, FLAC, AMR, MID, MP3, OGG, WAV, WMA, MKA | MP3/eAAC+/WAV | 
| Video | MP4, 3GP, ASF, AVI, FLV, M2TS, MKV, MPG, TS, WEBM, WMV | MP4/H.264/FLAC | 
| FM Radio | Yes | No | 
| Document Reader | Yes | Yes | 
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery | 
| Size | 4230 mAh, Li-ion Battery | 3500 mAh, Li-ion Battery |