| Hardware and OS | Xiaomi Redmi 4 | |
| Operating system | Android 6.0.1 (Marshmallow), upgradable to 7.1.2 (Nougat); MIUI 10 | |
| Processor | Octa-core 1.4 GHz Cortex-A53 | |
| Chipset | Qualcomm MSM8940 Snapdragon 435 (28 nm) | |
| GPU | Adreno 505 | |
| Internal memory | 64 GB, 4 GB RAM32 GB, 3 GB RAM16 GB, 2 GB RAM | |
| External memory | microSD, up to 128 GB (uses SIM 2 slot) | |
| Display | Xiaomi Redmi 4 | other phones |
| Type | IPS LCD | |
| Size | 5" inc | |
| Resolution | 720 x 1280 px | |
| Protection | Corning Gorilla Glass (unspecified version) | |
| Touchscreen | capacitive touchscreen | |
| Screen-to-Body Ratio | 70.7% | |
| Display area | 68.9 cm2 | |
| Display aspect ratio | 16:9 (height:width) | |
| Pixel Density | 294 PPI | |
| Colors | 16M | |
| Connectivity | Xiaomi Redmi 4 | other phones |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | |
| 4G Network | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 38(2600), 39(1900), 40(2300), 41(2500) | |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | |
| Network | GSM / HSPA / LTE | |
| SIM card | Hybrid Dual SIM (Nano-SIM/ Micro-SIM, dual stand-by) | |
| Bluetooth | 4.2, A2DP, LE | |
| Edge | Yes | |
| GPRS | Yes | |
| GPS | Yes, with A-GPS, GLONASS, BDS | |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/100 Mbps | |
| USB | microUSB 2.0 | |
| Camera | Xiaomi Redmi 4 | other phones |
| Main camera | 13 MP, Single | |
| Specs | 13 MP, PDAF, f/2.0 | |
| Features | LED flash, HDR, panorama | |
| Video | 1080p@30fps | |
| Selfie camera | 5 MP, Single | |
| Multimedia | Xiaomi Redmi 4 | other phones |
| 3.5 mm Jack | Yes | |
| Radio | FM radio | |
| Design | Xiaomi Redmi 4 | other phones |
| Colors | Black, Gold | |
| Body build | Front glass, aluminum body | |
| Dimensions | 139.2 x 70 x 8.7 mm | |
| Weight | 150 g | |
| Battery | Xiaomi Redmi 4 | other phones |
| Battery capacity | 4100 mAh, Non-removable Li-Po | |
| Battery life | Stand by time- Up to 432 h (3G)
Talking time- Up to 36 h (3G)
Music play - Up to 87 h | |
| Other | Xiaomi Redmi 4 | other phones |
| Release date | 2017, May | |
| Sensors | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass , Infrared port | |
