Samsung Galaxy A51 5G UW vs Xiaomi Redmi 3X
| Type | Touch | Touch |
| Dimensions | 158.90 x 73.60 x 8.70 mm | 139.40 x 69.70 x 8.50 mm |
| Weight | 187.00 g | 146.00 g |
| Display size | 6.50" | 5.00" |
| Display | Color / Super AMOLED 16M colors 60 Hz 1080 x 2400 px (6.50") 405 ppi | Color / IPS TFT 16M colors 720 x 1280 px (5.00") 294 ppi |
| Display protection | Corning Gorilla Glass Buy screen protector
| |
| Additional display | ||
| Protection of the secondary display | ||
| Talk time (max.) | 3G: 35 min. (0.6 h) 4G: 35 min. (0.6 h) | |
| Stand-by (max.) | 2G: 346 h. (14.4 days) | |
| Playback time (max.) | Audio: 86 h (3.6 days) Video: 19 h (0.8 days) | nd |
| Internet browsing time (max.) | WiFi: 15 h (0.6 days) 3G: 15 h (0.6 days) 4G: 15 h (0.6 days) | nd |
| Standard battery | Li-Ion 4500 mAhBuy powerbank
| Li-Ion 4100 mAhBuy powerbank
|
| Quick battery charging | Fast Charging | |
| Wireless battery charging | ||
| Internal memory | 128 GB | 32 GB |
| End-user memory | 104.1 GB | |
| RAM memory | 6 GB, 8 GB | 2 GB |
| Memory cards | microSD, microSDHC, microSDXC up to 1000 GBBuy memory card | microSD, microSDHC, microSDXC up to 128 GBBuy memory card |
| Operating system | Android 10 | Android 6.0 Marshmallow |
| Interface | One UI 2.0 | MIUI 7 |
| Processor | Qualcomm Snapdragon 765G SM7250-AB | Qualcomm Snapdragon 430 8937 |
| Processor clock | 2400 MHz | 1400 MHz |
| GPU | Adreno 620 | Adreno 505 |
| Touchscreen | ||
| SAR (10g) | 1,58 W/kg | |
| DualSIM | ||
| SIM cards standard | SingleSIM(nanoSIM) | DualSIM(microSIM, nanoSIM) |
| DualSIM mode | nd | dual standby |
| Hybrid DualSIM | nd | microSIM, microSD |
| Announced | 3Q 2020 | 2Q 2016 |
| Other names | - | Hongmi 3X |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 850 900 1900 2100 | 850 900 1900 2100 |
| LTE standard | FDD LTE: 2600, 1900, 1800, 1700, 850, 800, 700 | TDD LTE: 2600, 2500, 2300, 1900 |
| Standard 5G | ||
| CDMA | ||
| Standard TD-SCDMA | 1900 2000 | |
| UMA |

