Compare Samsung Galaxy A31 vs Xiaomi Redmi Note 9
| Compare | ||
|---|---|---|
| Phones |  |  |
| Network, supported bands and technologies | ||
| Technology | GSM / HSPA / LTE | GSM / HSPA / LTE |
| 2G bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 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-A | HSPA 42.2/5.76 Mbps, LTE-A |
| Release date | ||
| First presented | 2020, March 24 | 2020, April 30 |
| Status | Available. Released 2020, April 27 | Soon to arrive. Exp. release 2020, May |
| Size and Dimensions | ||
|---|---|---|
| Measurements | 159.3 x 73.1 x 8.6 mm (6.27 x 2.88 x 0.34 in) | 162.3 x 77.2 x 8.9 mm (6.39 x 3.04 x 0.35 in) |
| Weight | 185 g (6.53 oz) | 199 g (7.02 oz) |
| SIM | Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) |
| Design | buildGlass front (Gorilla Glass 5), plastic frame | |
| Splash-proof coating | ||
| Display (type and size) | ||
| Type | Super AMOLED capacitive touchscreen, 16M colors | IPS LCD capacitive touchscreen, 16M colors |
| Size | 6.4 inches, 98.9 cm2 | 6.53 inches, 104.7 cm2 |
| Resolution | 1080 x 2400 pixels, 20:9 ratio | 1080 x 2340 pixels, 19.5:9 ratio |
| Protection | Corning Gorilla Glass 5 | |
| 450 nits typ. brightness (advertised) |
| System and processor information | ||
|---|---|---|
| OS | Android 10.0; One UI 2.0 | Android 10, MIUI 11 |
| Central processing unit | Octa-core (2x2.0 GHz & 6x1.7 GHz) | Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) |
| Chipset | MediaTek Helio G85 (12nm) | |
| Graphics processing unit | Mali-G52 MC2 | |
| Memory bank | ||
| Slot for memory card | microSDXC (dedicated slot) | microSDXC (dedicated slot) |
| Built-in | 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM | 128GB 4GB RAM 64GB 3GB RAM |
| Camera | ||
| Quad | 48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8 | 48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8 |
| Features | LED flash, panorama, HDR | LED flash, HDR, panorama |
| Video | 1080p@30fps | 1080p@30fps |
| Selfie Single | 20 MP, f/2.2, (wide) | 13 MP, f/2.3, 29mm (normal), 1/3.1", 1.12 |
| Selfie Video | 1080p@30fps | 1080p@30fps |
| Selfie Features | HDR, panorama | |
| Sound | ||
| Main speaker | Yes | Yes |
| 3.5mm jack | Yes | Yes |
| Communication | ||
|---|---|---|
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| Bluetooth | 5.0, A2DP, LE | 5.0, A2DP, LE |
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| NFC | Yes (market/region dependent) | Yes (market/region dependent)M2003J15SG (Yes); M2003J15SS (No) |
| USB | 2.0, Type-C 1.0 reversible connector, USB On-The-Go | 2.0, Type-C 1.0 reversible connector |
| IrDA | Yes | |
| Features | ||
| Sensors | Fingerprint recognition (under display, optical), accelerometer, gyro, proximity sensor, compass | Fingerprint recognition (rear-mounted), accelerometer, gyro, proximity sensor, compass |
| Battery | ||
| Built-in Li-Po 5000 mAh battery | Built-in Li-Po 5020 mAh battery | |
| Charging | Fast charging 15W | Fast charging 18WReverse charging 9W |
| Other | ||
| Colors | Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White | Forest Green, Midnight Grey, Polar White |
| Models | modelsSM-A315F, SM-A315F/DS | modelsM2003J15SC, M2003J15SG, M2003J15SS |
| Price | $ 234.99 | About 180 EUR |
