Xiaomi Redmi 1S
Released 2014, May
158g, 9.9mm thickness
Android 4.3, up to 4.4.4, MIUI 9.2
1 GB RAM
4.7"
720x1280 pixels
1 GB RAM
Snapdragon 400
2000 mAh
Li-Ion
| Technology | GSM / HSPA |
| 2G bands | GSM 900 / 1800 / 1900 |
| 3G bands | HSDPA 900 / 2100 |
| Speed | HSPA |
| Announced | 2014, May. Released 2014, May |
| Status | Discontinued |
| Dimensions | 137 x 69 x 9.9 mm (5.39 x 2.72 x 0.39 in) |
| Weight | 158 g (5.57 oz) |
| Build | Glass front (Asahi Dragontrail), plastic back, plastic frame |
| SIM | Dual SIM (Mini-SIM, dual stand-by) |
| Type | Li-Ion 2000 mAh, removable |
| Size | 4.7 inches, 60.9 cm2 (~64.4% screen-to-body ratio) |
| Resolution | 720 x 1280 pixels, 16:9 ratio (~312 ppi density) |
| Protection | Asahi Dragontrail Glass |
| OS | Android 4.3 (Jelly Bean), upgradable to 4.4.4 (KitKat), MIUI 9.2 |
| Chipset | Qualcomm MSM8228 Snapdragon 400 (28 nm) |
| CPU | Quad-core 1.6 GHz Cortex-A7 |
| GPU | Adreno 305 |
| Card slot | microSDXC (dedicated slot) |
| Internal | 8GB 1GB RAM |
| eMMC 4.5 | |
| Single | 1.6 MP |
| Features | LED flash, HDR |
| Video | 720p@30fps |
| Loudspeaker | Yes |
| 3.5mm jack | Yes |
| WLAN | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| Bluetooth | 4.0, A2DP, LE |
| GPS | Yes, with A-GPS, GLONASS |
| NFC | No |
| Radio | FM radio |
| USB | microUSB 2.0, USB On-The-Go |
| Sensors | Accelerometer, gyro, proximity, compass |
| Colors | Black, Chinese Red, Metallic Gray/ blue, green, yellow panels |
| Models | 2014011 |
| Price | About 90 EUR |
| Performance | Basemark OS II 2.0: 454 |
| Display | Contrast ratio: 1370 (nominal), 1.350 (sunlight) |
| Camera | Photo / Video |
| Loudspeaker | Voice 66dB / Noise 65dB / Ring 71dB |
| Audio quality | Noise -95.4dB / Crosstalk -82.3dB |
| Battery life | Endurance rating 51h |
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