| Local Name | Mi 4i |
| Technology | GSM / HSPA / LTE |
| 4G Bands | LTE band 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500) |
| 3G Bands | HSDPA 850 / 1900 / 2100 | TD-SCDMA |
| 2G Bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| Speed | HSPA, LTE Cat4 150/50 Mbps |
| GPRS | Yes |
| EDGE | Yes |
| Announced | 2015, April |
| Status | Available. Released 2015, April |
| Dimensions | 138.1 x 69.6 x 7.8 mm (5.44 x 2.74 x 0.31 in) |
| Weight | 130 g (4.59 oz) |
| Build | Plastic body |
| SIM | Dual SIM (Micro-SIM, dual stand-by) |
| Display Type | IPS LCD capacitive touchscreen, 16M colors |
| Screen Size | 5.0 inches, 68.9 cm2 (~71.7% screen-to-body ratio) |
| Resolution | 1080 x 1920 pixels, 16:9 ratio (~441 ppi density) |
| Mulitouch | Yes |
| Protection | Corning scratch-resistant glass | MIUI 6.0 or v8.2 |
| OS | Android 5.0.2 (Lollipop) |
| Chipset | Qualcomm MSM8939 Snapdragon 615 |
| CPU | Octa-core (4x1.7 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53) |
| GPU | Adreno 405 |
| Card Slot | No |
| Internal Memory | 16/32 GB, 2 GB RAM |
| Primary Camera | 13 MP, f/2.0, autofocus, dual-LED dual-tone flash |
| Camera Features | Geo-tagging, touch focus, face/smile detection, panorama, HDR |
| Video | 1080p@30fps, 480p@120fps |
| Secondary Camera | 5 MP, f/1.8 |
| Alert Types | Vibration; MP3, WAV ringtones |
| Loudspeaker | Yes |
| 3.5mm Jack | Yes |
| Sound | Active noise cancellation with dedicated mic |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot |
| Bluetooth | 4.1, A2DP |
| GPS | Yes, with A-GPS, GLONASS, BDS |
| Radio | Stereo FM radio |
| USB | microUSB 2.0, USB Host |
| Sensors | Accelerometer, gyro, proximity, compass |
| Messaging | SMS(threaded view), MMS, Email, Push Mail, IM |
| Browser | HTML5 |
| Java | No |
| Features Summary | Fast battery charging: 40% in 60 min (Quick Charge), XviD/DivX/MP4/H.264 player, MP3/WAV/eAAC+/FLAC player, Photo/video editor, Document viewer |
| Battery | Non-removable Li-Ion 3120 mAh battery |
| Talk Time | Up to 35 h (3G) |
| Colors | Dark Gray, Black, White, Yellow, Blue, Pink |
