Realme C21Y vs Umidigi Power 7
| Type | Touch | Touch |
| Dimensions | 164.50 x 76.00 x 9.10 mm | 169.00 x 77.00 x 10.00 mm |
| Weight | 194.00 g | 216.00 g |
| Display size | 6.50" | 6.70" |
| Display | Color / IPS TFT 16M colors 60 Hz 720 x 1600 px (6.50") 270 ppi | Color / IPS TFT 16M colors 60 Hz 720 x 1650 px (6.70") 269 ppi |
| Display protection | Corning Gorilla Glass Buy screen protector
| |
| Additional display | ||
| Protection of the secondary display | ||
| Standard battery | Li-Po 5000 mAhBuy powerbank
| Li-Ion 6150 mAhBuy powerbank
|
| Quick battery charging | ||
| Wireless battery charging | ||
| Internal memory | 32 GB, 64 GB | 128 GB |
| End-user memory | 44 GB | |
| RAM memory | 3 GB, 4 GB | 4 GB |
| Memory cards | microSD, microSDHC, microSDXC up to 256 GBBuy memory card | microSD, microSDHC, microSDXC up to 256 GBBuy memory card |
| Operating system | Android 11 | Android 11 |
| Interface | realme UI | - |
| Processor | Unisoc Tiger T610 UMS512 | Unisoc Tiger T610 UMS512 |
| Processor clock | 1800 MHz | 1800 MHz |
| GPU | ARM Mali G52 MP2 @614 MHz | ARM Mali G52 MP2 @614 MHz |
| Touchscreen | ||
| DualSIM | ||
| SIM cards standard | DualSIM(nanoSIM, nanoSIM) | DualSIM(nanoSIM, nanoSIM) |
| DualSIM mode | dual standby | dual standby |
| Hybrid DualSIM | nanoSIM, microSD | |
| Announced | 2Q 2021 | 2Q 2022 |
| Other names | RMX3261; RMX3263 | - |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 850 900 2100 | 850 900 1700 1900 2100 |
| LTE standard | FDD LTE: 2600, 2100, 1800, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300 | FDD LTE: 2600, 2100, 1900, 1800, 1700, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300, 2000, 1900 |
| Standard 5G | ||
| CDMA | 850 1900 | |
| Standard TD-SCDMA | ||
| UMA |

