Samsung Galaxy A02 vs Samsung Galaxy A21
General Info
| Manufacturer | |
| Samsung | Samsung |
| Announced | |
| 2021, January 27 | 2020, April 8 |
| Status | |
| Available. Released 2021, January 27 | Coming soon. Exp. release 2020, April |
| Colors | |
| Black, Blue, Red | Various |
| Form Factor | |
| Candybar | Candybar |
| Dimension | |
|
164 x 75.9 x 9.1 mm (6.46 x 2.99 x 0.36 in) |
- |
| Weight | |
| 206 g (7.27 oz) | - |
| SIM Type | |
| Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) |
| 2G Network | |
| GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only) |
| 3G Network | |
| HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1700(AWS) / 1900 / 2100 |
| 4G Network | |
| LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900) 20(800), 28(700), 32(1500), 38(2600), 40(2300), 41(2500) | LTE |
| Messaging | |
| Build Features | |
| - | - Fingerprint Sensor Glass front, plastic back, plastic frame |
Display
Hardware and OS
| OS | |
| Android 10 | Android 10.0 |
| User Interface | |
| One UI 2.5 | One UI 2.0 |
| Processor | |
| Octa-core 1.8 GHz Cortex-A53, Qualcomm SM4250 Snapdragon 450 (11 nm) [Similar] | Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53), Mediatek MT6765 Helio P35 (12nm) [Similar] |
| GPU | |
| Adreno 506 [Similar] | PowerVR GE8320 [Similar] |
| RAM | |
| 2 GB [Browse Similar] | 3 GB [Browse Similar] |
| Internal Memory | |
| 32 GB | 64 GB |
| External Memory | |
| microSDXC (dedicated slot) | microSDXC (dedicated slot) |
Camera
| Rear Camera | |
| 13 MP + 2 MP [Similar] | 16 MP + 8 MP + 2 MP + 2 MP [Similar] |
| Flash | |
| LED Flash | No |
| Features | |
| 13 MP, f/2.2, 28mm (wide), 1/3.1", 1.12µm, AF 2 MP, f/2.4, (depth) |
16 MP, f/1.9, 28mm (wide), AF 8 MP, f/2.2, 12mm (ultrawide) 2 MP, (macro) 2 MP, (depth) panorama, HDR |
| Video | |
| 1080p@30fps | 1080p@30fps |
| Front Camera | |
| 8 MP, f/2.2, 1/4", 1.12µm [Similar] |
13 MP HDR 1080p@30fps [Similar] |
Multimedia
| 3.5mm Jack | |
| Radio | |
| FM radio | FM radio |
| 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 Cat4 150/50 Mbps |
| Bluetooth | |
| 4.2, A2DP, LE | 5.0, A2DP, LE |
| Wi-Fi | |
| Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| USB | |
| microUSB 2.0 | 2.0, Type-C 1.0 reversible connector, USB On-The-Go |
| GPS | |
| Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS, GLONASS, BDS |
| Browser | |
| Yes | Yes |
User Memory
| Internal | |
| 32 GB, 2 GB RAM | 64 GB, 3 GB RAM eMMC 5.1 |
| Expandable Storage | |
| microSDXC (dedicated slot) | microSDXC (dedicated slot) |
| USB OTG | |
| Not Supported | Supported |
Sensors
| Fingerprint | |
| Proximity Sensor | |
| Accelerometer Sensor | |
| Magnetic-field Sensor (Compass) | |
| Gyroscope Sensor | |
| NFC | |
Battery
| Type | |
| Non-removable Li-Po Battery Battery Charging 10W |
Non-removable Li-Po Battery Fast battery charging 15W |
| Capacity | |
| 5000 mAh | 4000 mAh |
| Stand by | |
| - | - |
| Talk Time | |
| - | - |