| Local Name | Redmi 1S |
| Additional Information | Also known as Xiaomi Hongmi 1S |
| Technology | GSM / HSPA |
| 3G Bands | HSDPA 900 / 2100 |
| 2G Bands | GSM 900 / 1800 / 1900 |
| Speed | HSPA |
| GPRS | Yes |
| EDGE | Yes |
| Announced | 2014, May |
| Status | Available. Released 2014, May |
| Dimensions | 137 x 69 x 9.9 mm (5.39 x 2.72 x 0.39 in) |
| Weight | 158 g (5.57 oz) |
| SIM | Dual SIM (Mini-SIM, dual stand-by) |
| Display Type | IPS LCD capacitive touchscreen, 16M colors |
| Screen Size | 4.7 inches (~64.4% screen-to-body ratio) |
| Resolution | 720 x 1280 pixels (~312 ppi pixel density) |
| Mulitouch | Yes |
| Protection | Asahi Dragontrail Glass | MIUI 6.0 |
| OS | Android OS, v4.3 (Jelly Bean), upgradable to v4.4 (KitKat) |
| Chipset | Qualcomm MSM8228 Snapdragon 400 |
| CPU | Quad-core 1.6 GHz Cortex-A7 |
| GPU | Adreno 305 |
| Card Slot | microSD, up to 64 GB (dedicated slot) |
| Internal Memory | 8 GB, 1 GB RAM |
| Primary Camera | 8 MP, f/2.2, autofocus, LED flash |
| Camera Features | 1.4 µm pixel size, geo-tagging, touch focus, face/smile detection, HDR |
| Video | 1080p@30fps |
| Secondary Camera | 1.6 MP, 720p@30fps |
| Alert Types | Vibration; MP3, WAV ringtones |
| Loudspeaker | Yes |
| 3.5mm Jack | Yes |
| Sound | Active noise cancellation with dedicated mic |
| WLAN | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| Bluetooth | v4.0, A2DP, LE |
| GPS | Yes, with A-GPS, GLONASS |
| Radio | FM radio |
| USB | microUSB v2.0, USB Host |
| Sensors | Accelerometer, gyro, proximity, compass |
| Messaging | SMS(threaded view), MMS, Email, Push Mail, IM |
| Browser | HTML5 |
| Java | No |
| Features Summary | MP4/H.264 player, MP3/WAV/eAAC+/FLAC player, Photo/video editor, Document viewer, Voice memo/dial/commands |
| Battery | Removable Li-Ion 2000 mAh battery |
| Colors | Black, Chinese Red, Metallic Gray/ blue, green, yellow panels |
