Samsung Galaxy A21s vs Xiaomi Redmi 9
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| PHONES | ||
|---|---|---|
| Phone Names | Samsung Galaxy A21s | Xiaomi Redmi 9 |
| Network | ||
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G bands | 1, 2, 3, 5, 7, 8, 20, 28, 38, 40, 41 | 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41 |
| Speed | HSPA, LTE | HSPA, LTE |
| Technology | GSM / HSPA / LTE | GSM / HSPA / LTE |
| Launch | ||
|---|---|---|
| Announced | 2020, May 15. Released 2020, June 02 | 2020, June 10 |
| Status | Discontinued | Available. Released 2020, June 10 |
| Body | ||
|---|---|---|
| Build | Glass front, plastic frame, plastic back | Glass front (Gorilla Glass 3), plastic back, plastic frame |
| Dimensions | 163.7 x 75.3 x 8.9 mm (6.44 x 2.96 x 0.35 in) | 163.3 x 77 x 9.1 mm (6.43 x 3.03 x 0.36 in) |
| SIM | · Nano-SIM· Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
| Weight | 192 g (6.77 oz) | 198 g (6.98 oz) |
| Display | ||
|---|---|---|
| Protection | - | Corning Gorilla Glass 3 |
| Resolution | 720 x 1600 pixels, 20:9 ratio (~270 ppi density) | 1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density) |
| Size | 6.5 inches, 102.0 cm2 (~82.8% screen-to-body ratio) | 6.53 inches, 104.7 cm2 (~83.2% screen-to-body ratio) |
| Type | PLS LCD | IPS LCD, 400 nits (typ) |
| Platform | ||
|---|---|---|
| CPU | Octa-core (4x2.0 GHz Cortex-A55 & 4x2.0 GHz Cortex-A55) | Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) |
| Chipset | Exynos 850 (8 nm) | Mediatek MT6769V/CU Helio G80 (12 nm) |
| GPU | Mali-G52 | Mali-G52 MC2 |
| OS | Android 10, upgradable to Android 12, One UI 4.1 | Android 10, upgradable to Android 12, MIUI 13 |
| Memory | ||
|---|---|---|
| Card slot | microSDXC (dedicated slot) | microSDXC (dedicated slot) |
| Internal | 32GB 2GB RAM, 32GB 3GB RAM, 32GB 4GB RAM, 64GB 3GB RAM, 64GB 4GB RAM, 64GB 6GB RAM, 128GB 2GB RAM, 128GB 3GB RAM, 128GB 4/6GB RAM | 32GB 3GB RAM, 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM |
| eMMC 5.1 | eMMC 5.1 | |
| Main Camera | ||
|---|---|---|
| Features | LED flash, panorama, HDR | LED flash, HDR, panorama |
| Quad | 48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 123˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro) Auxiliary lens | 13 MP, f/2.2, 28mm (wide), 1/3.1", 1.12µm, PDAF 8 MP, f/2.2, 118˚ (ultrawide), 1/4.0", 1.12µm 5 MP (macro) Auxiliary lens |
| Video | 1080p@30fps | 1080p@30fps |
| Selfie camera | ||
|---|---|---|
| Features | - | HDR |
| Single | 13 MP, f/2.2, (wide), 1/3.1", 1.12µm | 8 MP, f/2.0, 27mm (wide), 1/4.0", 1.12µm |
| Video | 1080p@30fps | 1080p@30fps |
| Sound | ||
|---|---|---|
| 3.5mm jack | Yes | Yes |
| 35mm jack | Yes | Yes |
| Loudspeaker | Yes | Yes |
| Comms | ||
|---|---|---|
| Bluetooth | 5.0, A2DP, LE | 5.0, A2DP, LE |
| Infrared port | - | Yes |
| NFC | Yes (market/region dependent) | Yes (market/region dependent) |
| Positioning | GPS, GLONASS, GALILEO, BDS | GPS, GLONASS, BDS |
| Radio | FM radio, RDS, recording | Wireless FM radio (no wired headphones required) |
| USB | USB Type-C 2.0 | USB Type-C 2.0, OTG |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| Features | ||
|---|---|---|
| Sensors | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass | Fingerprint (rear-mounted), accelerometer, proximity, compass |
| Battery | ||
|---|---|---|
| Charging | 15W wired | 18W wired |
| Type | Li-Po 5000 mAh | Li-Po 5020 mAh |
| Misc | ||
|---|---|---|
| Colors | Black, White, Blue, Red | Carbon Gray, Sunset Purple, Ocean Green, Pink/Blue |
| Models | SM-A217F, SM-A217F/DS, SM-A217F/DSN, SM-A217M, SM-A217M/DS, SM-A217N | M2004J19G, M2004J19C |
| Price | About 220 EUR | $ 105.77 / £ 196.62 / € 115.51 |
| SAR | - | 0.91 W/kg (head) 1.00 W/kg (body) |
| SAR EU | 0.42 W/kg (head) 1.54 W/kg (body) | 0.71 W/kg (head) 1.06 W/kg (body) |
| Tests | ||
|---|---|---|
| Battery life | Endurance rating 119h | Endurance rating 131h |
| Camera | Photo / Video | Photo / Video |
| Display | Contrast ratio: 1287:1 (nominal) | Contrast ratio: 1624:1 (nominal) |
| Loudspeaker | -30.0 LUFS (Average) | -26.9 LUFS (Good) |
| Performance | AnTuTu: 107157 (v8) GeekBench: 1100 (v5.1) GFXBench: 11fps (ES 3.1 onscreen) | AnTuTu: 201829 (v8) GeekBench: 1325 (v5.1) |
| OUR TESTS | ||
|---|---|---|
| Battery (old) | Endurance rating 119h | Endurance rating 131h |
| Camera | Photo / Video | Photo / Video |
| Display | 1287:1 contrast ratio, 490 nits max brightness (measured) | 1624:1 contrast ratio, 328 nits max brightness (measured) |
| Loudspeaker | -30.0 LUFS (Average) | -26.9 LUFS (Good) |
| Performance | AnTuTu: 107157 (v8) GeekBench: 1100 (v5.1) GFXBench: 11fps (ES 3.1 onscreen) | AnTuTu: 201829 (v8) GeekBench: 1325 (v5.1) |