Samsung Galaxy A21
Asus Zenfone 8Samsung Galaxy A21 vs Asus Zenfone 8
General Info
| Manufacturer | |
| Samsung | Asus |
| Announced | |
| 2020, April 8 | 2021, May 12 |
| Status | |
| Coming soon. Exp. release 2020, April | Available. Released 2021, May 13 |
| Colors | |
| Various | Obsidian Black, Horizon Silver |
| Form Factor | |
| Candybar | Candybar |
| Dimension | |
| - |
148 x 68.5 x 8.9 mm (5.83 x 2.7 x 0.35 in) |
| Weight | |
| - | 169 g (5.96 oz) |
| SIM Type | |
| Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) |
| 2G Network | |
| GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | |
| HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1700(AWS) / 1900 / 2100 |
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Network | |
| LTE | LTE |
| 5G Network | |
| - | SA/NSA |
| Messaging | |
| Build Features | |
| - Fingerprint Sensor Glass front, plastic back, plastic frame |
- Fingerprint Sensor |
Hardware and OS
| OS | |
| Android 10.0 | Android 11 |
| User Interface | |
| One UI 2.0 | ZenUI 8 |
| Processor | |
| Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53), Mediatek MT6765 Helio P35 (12nm) [Similar] | Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680), Qualcomm SM8350 Snapdragon 888 5G (5 nm) [Similar] |
| GPU | |
| PowerVR GE8320 [Similar] | Adreno 660 [Similar] |
| RAM | |
| 3 GB [Browse Similar] | 16 GB [Browse Similar] |
| Internal Memory | |
| 64 GB | 256 GB |
| External Memory | |
| microSDXC (dedicated slot) | microSDXC (dedicated slot) |
Display
Camera
| Rear Camera | |
| 16 MP + 8 MP + 2 MP + 2 MP [Similar] | 64 MP + 12 MP [Similar] |
| Flash | |
| No | LED Flash |
| Features | |
| 16 MP, f/1.9, 28mm (wide), AF 8 MP, f/2.2, 12mm (ultrawide) 2 MP, (macro) 2 MP, (depth) panorama, HDR |
64 MP, f/1.8, 26mm (wide), 1/1.73", 0.8µm, PDAF, OIS 12 MP, f/2.2, 112˚, 14mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF HDR, Panorama |
| Video | |
| 1080p@30fps | 8K@30fps, 4K@30/60/120fps, 1080p@30/60/240fps, 720p@480fps; gyro-EIS, HDR |
| Front Camera | |
|
13 MP HDR 1080p@30fps [Similar] |
12 MP, f/2.5, 28mm (standard), 1/2.93", 1.22µm, dual pixel PDAF Video 4K@30fps, 1080p@30/60fps [Similar] |
Multimedia
| 3.5mm Jack | |
 |
|
| Radio | |
| FM radio | No |
| 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 Cat4 150/50 Mbps | HSPA 42.2/5.76 Mbps, LTE-A (CA) |
| Bluetooth | |
| 5.0, A2DP, LE | 5.0, A2DP, LE, aptX Adaptive |
| Wi-Fi | |
| Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot |
| USB | |
| 2.0, Type-C 1.0 reversible connector, USB On-The-Go | USB Type-C |
| GPS | |
| Yes, with A-GPS, GLONASS, BDS | Yes, with dual-band A-GPS, GLONASS, GALILEO, BDS, QZSS, NavIC |
| Browser | |
| Yes | Yes |
User Memory
| Internal | |
| 64 GB, 3 GB RAM eMMC 5.1 | 256 GB, 16 GB RAM or 256 GB, 8 GB RAM or 128 GB, 8 GB RAM or 128 GB, 6 GB RAM |
| Expandable Storage | |
| microSDXC (dedicated slot) | microSDXC (dedicated slot) |
| 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 Fast battery charging 30W USB Power Delivery 3.0 Reverse charging |
| Capacity | |
| 4000 mAh | 4000 mAh |
| Stand by | |
| - | - |
| Talk Time | |
| - | - |
