OPPO A83 (2GB RAM + 16GB) vs Realme C21 (4GB RAM + 64GB)
Quick Comparison
Realme C21 (4GB RAM + 64GB) has better RAM than OPPO A83 (2GB RAM + 16GB). Neither of them has front Flash. In terms of display resolution, Realme C21 (4GB RAM + 64GB) has better resolution of 720 x 1600 than OPPO A83 (2GB RAM + 16GB) which has resolution of 1440 x 720. Realme C21 (4GB RAM + 64GB) has more internal memory than OPPO A83 (2GB RAM + 16GB)
| Name | OPPO A83 (2GB RAM + 16GB) | Realme C21 (4GB RAM + 64GB) |
| RAM | 2 GB | 4 GB |
|---|---|---|
| Display | 5.7 in | 6.5 in |
| Internal Memory | 16 GB | 64 GB |
| Battery | 3180 mAh | 5000 mAh |
| Camera | 13 MP | 13 MP + 2 MP + 2 MP Triple |
| Price | Rs. 8199 | Rs. 9999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is January, 2018. The cost of OPPO A83 (2GB RAM + 16GB) is Rs. 8199. The launch Date of the second phone is April 8, 2021. The cost of Realme C21 (4GB RAM + 64GB) is Rs. 9999.
Display comparison
Realme C21 (4GB RAM + 64GB) has larger screen size of 6.5 inches in comparison to OPPO A83 (2GB RAM + 16GB)'s 5.7 inch screen. OPPO A83 (2GB RAM + 16GB) has IPS Screen type where as Realme C21 (4GB RAM + 64GB) has IPS LCD Screen type. OPPO's phone has display density of 282 PPI & Realme's phone has only 269 PPI display density. In terms of screen to body ratio, Realme's phone has better screen to body ratio of ~ 89.5% than OPPO's phone ~ 76.2%. OPPO A83 (2GB RAM + 16GB) has 18:9 aspect ratio where as Realme C21 (4GB RAM + 64GB) has 20:09 aspect ratio.
Memory comparison
Realme C21 (4GB RAM + 64GB)'s larger 4 GB RAM is better for playing games and all with respect to OPPO A83 (2GB RAM + 16GB)'s lower 2 GB RAM. Realme C21 (4GB RAM + 64GB) has more Internal Memory (64 GB) than OPPO A83 (2GB RAM + 16GB) (16 GB).
Camera comparison
OPPO A83 (2GB RAM + 16GB) has 13 MP Rear Camera in comparison to Realme C21 (4GB RAM + 64GB)'s 13 MP + 2 MP + 2 MP Triple Rear Camera. OPPO A83 (2GB RAM + 16GB) will be better choice if you're looking to click lot of selfies as it has better 8 MP Front Camera in comparison to Realme C21 (4GB RAM + 64GB)'s 5 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 7.1 and the second one on 10 version.
Related Comparisons
Full Comparison
| Name | OPPO A83 (2GB RAM + 16GB) | Realme C21 (4GB RAM + 64GB) |
| General | ||
| Model | A83 2GB RAM | RMX3201, C21 |
| 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 | January, 2018 | April 8, 2021 |
| Design | ||
| Dimensions | 73.09 x 150.5 x 7.7 mm | 76.4 x 165.2 x 8.9 mm |
| Weight | 143 g | 190 g |
| Display | ||
| Type | Color IPS Screen (16M colors Colors) | Color IPS LCD Screen (16.7M) |
| Touch | Yes | Yes, 120 Hz Touch Sampling Rate |
| Size | 5.7 inches, 720 x 1440 pixels | 6.5 inches, 1600 x 720 pixels, 60 Hz |
| Aspect Ratio | 18:9 | 20:09 |
| PPI | ~ 282 PPI | ~ 269 PPI |
| Screen to Body Ratio | ~ 76.2% | ~ 89.5% |
| Features | 120 Hz Touch , Sunlight Screen Support, COG Sealing Process, WideVine L3 | |
| Notch | Yes, Water Drop Notch | |
| Memory | ||
| RAM | 2 GB | 4 GB |
| Storage | 16 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, v4.2 | Yes, v5.0 |
| USB | Yes, microUSB v2.0 | Yes, microUSB |
| USB Features | USB on-the-go | USB on-the-go, USB Charging |
| Extra | ||
| GPS | Yes, with A-GPS Support | Yes |
| Fingerprint Sensor | Yes, Rear | |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Compass, Proximity | Magnetic Induction Sensor, Light Sensor, Proximity Sensor, Acceleration Sensor |
| 3.5mm Headphone Jack | Yes | Yes |
| Extra Features | Night Shield, Step Tracker, Game Space, APP Market, Theme Store, Clone Phone, Phone Manager, Telephone Number Identification, TUV Rheinland Certified | |
| Camera | ||
| Rear Camera | 13 MP | 13 MP ƒ/2.2 (Main) 2 MP ƒ/2.4 (Macro) Macro 2 MP ƒ/2.4 Mono |
| Camera Sensor | CMOS Sensor | |
| Auto Focus | Yes | Yes |
| Features | Face detection, Geo tagging, Panorama, Touch to focus | Supports 20 Continuous Shooting, Photograph Functions: Night Mode, Panoramic View, Expert, Timelapse, Portrait Mode, HDR, Ultra Macro, AI Beauty, Filter, Chroma Boost, Video Recording Functions: Filter, Slow Motion, HDR |
| Video Recording | 1080p @ 30 fps FHD | 720p, 720P |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP | 5 MP |
| Front Video Recording | 720p | |
| Technical | ||
| OS | Android v7.1 (Nougat) | Android v10, upgradable to v11 |
| Chipset | Mediatek Helio P23 | MediaTek Helio G35 |
| CPU | 2.5 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Core Details | Arm Cortex-A53 | |
| GPU | Mali-G71 MP2 | IMG GE8320 |
| Java | Yes, via 3rd party | No |
| Browser | Yes, supports HTML5 | Yes |
| Multimedia | ||
| Supports | MMS | |
| Yes, with Push Email | Yes | |
| Music | MP3, WAV, eAAC+, FLAC | AAC, HE-AAC v1, HE-AAC v2, AMR, AWB, MIDI, MP3, OGG VORBIS |
| Video | MP4, H.264 | MP4, 3GP, 3G2, 3GPP, 3GPP2, M4V, MKV |
| FM Radio | No | No |
| Document Reader | Yes | |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 3180 mAh, Li-ion Battery | 5000 mAh, Li-Po Battery |
| Reverse Charging | Yes | |