| Hardware and OS | Xiaomi Redmi 3s | |
| Operating system | Android 6.0.1 (Marshmallow); MIUI 9.2 | |
| Processor | Octa-core 1.4 GHz Cortex-A53 | |
| Chipset | Qualcomm MSM8937 Snapdragon 430 (28 nm) | |
| GPU | Adreno 505 | |
| Internal memory | 16 GB, 2 GB RAM | |
| External memory | microSD, up to 256 GB (uses SIM 2 slot) | |
| Display | Xiaomi Redmi 3s | other phones |
| Type | IPS LCD | |
| Size | 5" inc | |
| Resolution | 720 x 1280 px | |
| Touchscreen | capacitive touchscreen | |
| Screen-to-Body Ratio | 71.1% | |
| Display area | 68.9 cm2 | |
| Display aspect ratio | 16:9 (height:width) | |
| Pixel Density | 294 PPI | |
| Colors | 16M | |
| Connectivity | Xiaomi Redmi 3s | other phones |
| 2G Network | GSM 900 / 1800 - SIM 1 & SIM 2 | |
| 3G Network | HSDPA 900 / 2100 | |
| 4G Network | LTE band 3(1800), 5(850), 40(2300) - India | |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | |
| Network | GSM / HSPA / LTE | |
| SIM card | Hybrid Dual SIM (Micro-SIM/Nano-SIM, dual stand-by) | |
| Bluetooth | 4.1, A2DP | |
| Edge | Yes | |
| GPRS | Yes | |
| GPS | Yes, with A-GPS, GLONASS, BDS | |
| Speed | HSPA, LTE | |
| USB | microUSB 2.0 | |
| Camera | Xiaomi Redmi 3s | 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 3s | other phones |
| 3.5 mm Jack | Yes | |
| Radio | FM radio | |
| Design | Xiaomi Redmi 3s | other phones |
| Colors | Gold, Dark Gray, Silver | |
| Body build | Front glass, aluminum body | |
| Dimensions | 139.3 x 69.6 x 8.5 mm | |
| Weight | 144 g | |
| Battery | Xiaomi Redmi 3s | other phones |
| Battery capacity | 4100 mAh, Non-removable Li-Ion | |
| Other | Xiaomi Redmi 3s | other phones |
| SAR | SAR EU - 0.62 W/kg (head), 0.43 W/kg (body) | |
| Release date | 2016, June | |
| Sensors | Accelerometer, gyro, proximity, compass , Infrared port | |
