Phone Comparison - Xiaomi Redmi 9 vs Samsung Galaxy A21s
Xiaomi Redmi 9.jpg)
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Samsung Galaxy A21s.jpg)
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| Manufacturer | Xiaomi | Samsung |
| Announced | Not announced yet | Expected Announcement - May 2020 |
| Status | Coming soon. Exp. release 2020, June | Rumored |
| Colors | Ocean Green, Sunset Purple, Carbon Gray | Black, White, Blue |
| Form Factor | Candybar | Candybar |
| Dimension |
163.32 x 77.01 x 9.1 mm (6.43 x 3.03 x 0.36 in) |
8.9 mm thickness (0.35 in thickness) |
| Weight | 198 g (6.98 oz) | 191 g (6.74 oz) |
| SIM Type | 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 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| 3G Network | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 20(800), 25(1900), 2628, 32(1500), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100), 71(600) | LTE |
| Messaging | ||
| Build Features | - Fingerprint Sensor Splash resistant |
- Fingerprint Sensor |
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| OS | Android 10.0 | Android 10.0 |
| User Interface | MIUI 11, upgradable to MIUI 12 | One UI 2.0 |
| Processor | Octa-Core (Dual 2GHz Cortex-A75 + Hexa 2GHz 6x Cortex-A55 CPUs), MediaTek Helio G80 12nm [Similar] | Octa-core 2.0 GHz, Exynos 850 [Similar] |
| GPU | Mali-G52 2EEMC2 [Similar] | - |
| RAM | 4 GB [Browse Similar] | 3 GB [Browse Similar] |
| Internal Memory | 64 GB | 64 GB |
| External Memory | microSDXC (dedicated slot) | microSDXC |
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| Type | IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 5 | PLS TFT Capacitive Touchscreen |
| Colors | 16M colors | 16M colors |
| Size | 6.53 inches [Similar] | 6.55 inches [Similar] |
| Resolution | 1080 x 2340 pixels (395 ppi) | 720 x 1600 pixels (268 ppi) |
| Screen-to-Body Ratio | 83.09% | - |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Wireless FM radio (no wired headphones required) | - |
| Games | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 13 MP + 8 MP + 5 MP + 2 MP [Similar] | 48 MP + 8 MP + 2 MP [Similar] |
| Flash | LED flash | LED Flash |
| Features | 13 MP, f/1.8, (wide), 1/3.1", 1.12µm, PDAF 8 MP, f/2.2, 118° (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.4, (macro) 2 MP, f/2.4, (depth) HDR, panorama |
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 | 2160p@30fps, 1080p@30fps, gyro-EIS | 1080p@30fps |
| Front Camera |
8 MP, f/2.0, (wide), 1/4", 1.12µm HDR 1080p@30fps [Similar] |
13 MP, f/2.3, 29mm (normal), 1/3.1", 1.12µm HDR, Panorama 1080p@30fps [Similar] |
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| GPRS | Yes | Yes |
| Edge | Yes | Yes |
| 3G | HSPA, LTE-A | 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 |
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| Internal | 64 GB, 4 GB RAM or 32 GB, 3 GB RAM | 64 GB, 3 GB RAM or 32 GB, 3 GB RAM |
| Expandable Storage | microSDXC (dedicated slot) | microSDXC |
| USB OTG | Supported | Supported |
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| Fingerprint | |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| Magnetic-Field Sensor (Compass) | |
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| Gyroscope Sensor | |
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| NFC | |
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| Type | Non-removable Li-Po Battery Fast battery charging 18W |
Non-removable Li-Po Battery Battery Charging 10W |
| Capacity | 5020 mAh | 5000 mAh |
| Stand by | - | - |
| Talk Time | - | - |
