Side-by-side technical data
Realme C20 vs Oppo A31 (2020)
Comparison between Realme C20 and Oppo A31 (2020): camera, battery, fast charging, display, performance and colors, side by side. More phones from Realme and Oppo.
The verdict
Your pick: Realme C20, ahead on Design & display, Connectivity and Battery & charging. Unless Performance & hardware or Camera decides it for you.
| Category | C20 | A31 (2020) |
|---|---|---|
| Design & display | 5.1 | 4.6 |
| Performance & hardware | 2.3 | 3.4 |
| Camera | 2.2 | 3.5 |
| Connectivity | 4.8 | 3.4 |
| Battery & charging | 5.8 | 3.9 |
Which one is for you?
Realme C20, if you care about…
- Battery Capacity
- 5,000 mAh
- against 4,230 mAh
- Bluetooth Version
- Bluetooth 5.1
- against Bluetooth 5.0
- Peak Display Brightness
- 800 nits
- against 480 nits
- Geekbench 6 Single-Core
- 189
- against 164
Oppo A31 (2020), if you care about…
- RAM Capacity
- 6 GB
- against 2 GB
- Maximum Storage Capacity
- 128 GB
- against 32 GB
- Weight
- 180 g
- against 190 g
- Body Thickness
- 8.3 mm
- against 8.9 mm
Specification comparison
Performance
| Specification | C20 | A31 (2020) |
|---|---|---|
| Processor Model | MediaTek Helio G35 | MediaTek Helio P35 |
| Processor Process Size | 12 nm | 12 nm |
| Graphics GPU | PowerVR GE8320 | PowerVR GE8320 |
| Storage Type | eMMC 5.1 | eMMC 5.1 |
| Maximum CPU Clock | 2.3 GHz | 2.3 GHz |
| Maximum Storage Capacity | 32 GB | 128 GB Best value |
| AnTuTu Score | 110,490 | 86,325 |
| Geekbench 6 Single-Core | 189 Best value | 164 |
| Geekbench 6 Multi-Core | 810 Best value | 744 |
| CPU Description | Octa-core CPU with four Cortex-A53 cores at 2.3 GHz and four Cortex-A53 cores at 1.8 GHz. | 4×2.3 GHz Cortex-A53 and 4×1.8 GHz Cortex-A53 |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 2 GB | 6 GB Best value |
| RAM Type | LPDDR4X | DDR4 |
| Expandable Storage | Yes | Yes |
| AnTuTu version | v8 | — |
Design
| Specification | C20 | A31 (2020) |
|---|---|---|
| Body Colors | Grey, Blue, Black | Black |
| Body Thickness | 8.9 mm | 8.3 mm Best value |
| Body Width | 76.4 mm | 75.5 mm |
| Body Height | 165.2 mm | 163.9 mm |
| Weight | 190 g | 180 g Best value |
| Usable Surface | 80.8 % | — |
| Body Materials | Glass, Plastic | Plastic |
| Resistance Features | Splash Resistant | — |
Battery
| Specification | C20 | A31 (2020) |
|---|---|---|
| Battery Capacity | 5,000 mAh Best value | 4,230 mAh |
| Battery Type | Lithium | Li-Polymer |
| Fast Charge Power | 10 W | 10 W |
| Battery Features | Fast Charging, Reverse Charging, Non-Removable, Battery Level Indicator, Rechargeable | Battery Level Indicator, Rechargeable, Non-Removable |
Display
| Specification | C20 | A31 (2020) |
|---|---|---|
| Display Aspect Ratio | 20:9 | 20:9 |
| Display Technology | IPS LCD | IPS LCD |
| Peak Display Brightness | 800 nits Best value | 480 nits |
| Display Diagonal | 6.5″ | 6.5″ |
| Display Horizontal Resolution | 720 px | 720 px |
| Display Vertical Resolution | 1,600 px | 1,600 px |
| Display Pixel Density | 270 ppi | 270 ppi |
| Display Refresh Rate | 60 Hz | 60 Hz |
| Touch Sampling Rate | 120 Hz | 120 Hz |
| Display Contrast Ratio | 1,500 :1 | 1,500 :1 |
| Display Features | Gorilla Glass 3, Water Drop Notch, Capacitive Touch, Multi-Touch, Scratch Resistant, Frameless | Gorilla Glass 3, Touchscreen |
Sensors
| Specification | C20 | A31 (2020) |
|---|---|---|
| Fingerprint Sensor Placement | — | Rear |
Sensor
| Specification | C20 | A31 (2020) |
|---|---|---|
| Sensor Features | Accelerometer, Proximity Sensor, Compass, Gravity Sensor, Light Sensor | Accelerometer, Compass, Fingerprint Sensor |
Software
| Specification | C20 | A31 (2020) |
|---|---|---|
| Operating System | Android 10 | Android 9 |
| OS Family | Android | Android |
| OS Version | 10 Best value | 9 |
| Google Services | Yes | — |
Connectivity
| Specification | C20 | A31 (2020) |
|---|---|---|
| SIM Configurations | Dual Nano-SIM, Dual SIM Dual Standby | Dual Nano-SIM |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 2100, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B8, 4G LTE B38, 4G LTE B40, 4G LTE B41 | — |
| Cellular Technologies | GSM, HSPA, UMTS, LTE, 4G | 4G, LTE |
| Wi-Fi Standards | Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) | Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) |
| Wi-Fi Features | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi 802.11a/b/g/n/ac | Dual Band |
| Bluetooth Version | Bluetooth 5.1 Best value | Bluetooth 5.0 |
| Bluetooth Profiles | A2DP, LE | A2DP |
| Navigation Systems | GPS, A-GPS, GLONASS, BeiDou Best value | GPS |
| Connectivity Features | 3.5 mm Audio Jack, FM Radio, microUSB, USB 2.0, USB OTG, USB Mass Storage, Computer Sync, OTA Sync, Tethering, VoLTE, USB Charging | 3.5 mm Audio Jack, FM Radio, USB OTG |
| USB Version | USB 2.0 | microUSB |
| SAR American Head | 0.98 W/kg | — |
| SAR American Body | 0.5 W/kg | — |
| Max. download speed | 42.2 Mbps | 300 Mbps Best value |
| Max. upload speed | 5.76 Mbps | 150 Mbps Best value |
Audio
| Specification | C20 | A31 (2020) |
|---|---|---|
| Microphone Count | 1 | 2 Best value |
| Audio Features | A2DP, LE, Loudspeaker | — |
Technical
| Specification | C20 | A31 (2020) |
|---|---|---|
| Model numbers | RMX3063, RMX3061 | — |
