Samsung Galaxy A51 5G UW vs Samsung Galaxy A21s
General Info
| Manufacturer | |
| Samsung | Samsung |
| Announced | |
| August 2020 | Expected Announcement - May 2020 |
| Status | |
| Available - August 2020 | Rumored |
| Colors | |
| Prism Bricks Blue | Black, White, Blue |
| Form Factor | |
| Candybar | Candybar |
| Dimension | |
|
158.8 x 73.4 x 8.6 mm (6.25 x 2.89 x 0.34 in) |
8.9 mm thickness (0.35 in thickness) |
| Weight | |
| 188.8 g (6.63.0.28 oz) | 191 g (6.74 oz) |
| SIM Type | |
| Pre-installed Nano-SIM | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) |
| 2G Network | |
| GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| 3G Network | |
| HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | |
| 2, 4, 5, 13, 66 | LTE |
| 5G Network | |
| 260, 261 mmWave | - |
| SAR EU | |
|
0.59 W/kg (head) 1.32 W/kg (body) |
- W/kg (head) - W/kg (body) |
| Messaging | |
| Build Features | |
| - Fingerprint Sensor (under display, optical) |
- Fingerprint Sensor |
Display
Hardware and OS
| OS | |
| Android 10 | Android 10.0 |
| User Interface | |
| One UI 2.0 | One UI 2.0 |
| Processor | |
| Octa-core (1x2.4 GHz Kryo 475 Prime & 1x2.2 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver), Qualcomm SDM765 Snapdragon 765G (7 nm) [Similar] | Octa-core 2.0 GHz, Exynos 850 [Similar] |
| GPU | |
| Adreno 620 [Similar] | - |
| RAM | |
| 6 GB [Browse Similar] | 3 GB [Browse Similar] |
| Internal Memory | |
| 128 GB | 64 GB |
| External Memory | |
| microSDXC (uses shared SIM slot) | microSDXC |
Camera
| Rear Camera | |
| 48 MP + 12 MP + 5 MP + 5 MP [Similar] | 48 MP + 8 MP + 2 MP [Similar] |
| Flash | |
| LED flash | LED Flash |
| Features | |
| 48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 12 MP, f/2.2, 123˚ (ultrawide) 5 MP, f/2.4, (macro) 5 MP, f/2.2, (depth) panorama, HDR |
48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.4, (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro) Panorama, HDR |
| Video | |
| 4K@30fps, 1080p@30/120fps; gyro-EIS | 1080p@30fps |
| Front Camera | |
|
32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm HDR 1080p@30fps [Similar] |
13 MP, f/2.3, 29mm (normal), 1/3.1", 1.12µm HDR, Panorama 1080p@30fps [Similar] |
Multimedia
| 3.5mm Jack | |
| Radio | |
| FM radio, RDS, recording | - |
| Games | |
| Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
Connectivity and Data Rate
| GPRS | |
| Yes | Yes |
| Edge | |
| Yes | Yes |
| 3G | |
| HSPA 42.2/5.76 Mbps, LTE-A, 5G | HSPA 42.2/5.76 Mbps, LTE-A |
| Bluetooth | |
| 5.0, A2DP, LE | 5.0, A2DP, LE |
| Wi-Fi | |
| Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| USB | |
| 2.0, Type-C 1.0 reversible connector, USB On-The-Go | Yes |
| GPS | |
| Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS |
| Browser | |
| Yes | Yes |
User Memory
| Internal | |
| 128 GB, 6 GB RAM | 64 GB, 3 GB RAM or 32 GB, 3 GB RAM |
| Expandable Storage | |
| microSDXC (uses shared SIM slot) | microSDXC |
| USB OTG | |
| Supported | Supported |
Sensors
| Fingerprint | |
| Proximity Sensor | |
| Accelerometer Sensor | |
| Magnetic-field Sensor (Compass) | |
| Gyroscope Sensor | |
| NFC | |
Battery
| Type | |
| Non-removable Li-Po Battery Fast battery charging 15W |
Non-removable Li-Po Battery Battery Charging 10W |
| Capacity | |
| 4500 mAh | 5000 mAh |
| Stand by | |
| - | - |
| Talk Time | |
| - | - |