Xiaomi Redmi 4 (4X)
Please find below the detailed specs for the Xiaomi Redmi 4 (4X).
| NETWORK | Technology | GSM / HSPA / LTE |
| 2G bands | GSM 850 / 900 / 1800 / 1900 – SIM 1 & SIM 2 | |
| 3G bands | HSDPA 850 / 900 / 1900 / 2100 | |
| 4G bands | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 38(2600), 39(1900), 40(2300), 41(2500) | |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/100 Mbps | |
| GPRS | Yes | |
| EDGE | Yes | |
| LAUNCH | Announced | 2017, May |
| BODY | Dimensions | 139.2 x 70 x 8.7 mm (5.48 x 2.76 x 0.34 in) |
| Weight | 150 g (5.29 oz) | |
| SIM | Dual SIM (Nano-SIM/ Micro-SIM, dual stand-by) | |
| DISPLAY | Type | IPS LCD capacitive touchscreen, 16M colors |
| Size | 5.0 inches (~70.7% screen-to-body ratio) | |
| Resolution | 720 x 1280 pixels (~294 ppi pixel density) | |
| Multitouch | Yes | |
| Protection | Corning Gorilla Glass (unspecified version) | |
| – MIUI 8 | ||
| PLATFORM | OS | Android 6.0.1 (Marshmallow) |
| Chipset | Qualcomm MSM8940 Snapdragon 435 | |
| CPU | Octa-core 1.4 GHz Cortex-A53 | |
| GPU | Adreno 505 | |
| MEMORY | Card slot | microSD, up to 128 GB (uses SIM 2 slot) |
| Internal | 16 GB, 2 GB RAM or 32 GB, 3 GB RAM or 64 GB, 4 GB RAM | |
| CAMERA | Primary | 13 MP, f/2.0, phase detection autofocus, LED flash |
| Features | Geo-tagging, touch focus, face/smile detection, HDR, panorama | |
| Video | 1080p@30fps | |
| Secondary | 5 MP, f/2.2, 1080p | |
| SOUND | Alert types | Vibration; MP3, WAV ringtones |
| Loudspeaker | Yes | |
| 3.5mm jack | Yes | |
| – Active noise cancellation with dedicated mic | ||
| COMMS | WLAN | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| Bluetooth | 4.2, A2DP, LE | |
| GPS | Yes, with A-GPS, GLONASS, BDS | |
| Infrared port | Yes | |
| Radio | FM radio | |
| USB | microUSB 2.0 | |
| FEATURES | Sensors | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass |
| Messaging | SMS(threaded view), MMS, Email, Push Mail, IM | |
| Browser | HTML5 | |
| Java | No | |
| – DivX/Xvid/MP4/H.265 player | ||
| – MP3/WAV/eAAC+/FLAC player | ||
| – Photo/video editor | ||
| – Document viewer | ||
| BATTERY | Non-removable Li-Po 4100 mAh battery | |
| Stand-by | Up to 432 h (3G) | |
| Talk time | Up to 36 h (3G) | |
| Music play | Up to 87 h | |
| MISC | Colors | Black, Gold |
| Price | About 110 EUR | |
| TESTS | Performance | Basemark OS II: 946 / Basemark OS II 2.0: 832Basemark X: 7608 |
| Display | Contrast ratio: 915 (nominal), 2.920 (sunlight) | |
| Camera | Photo / Video | |
| Loudspeaker | Voice 64dB / Noise 70dB / Ring 72dB | |
| Audio quality | Noise -94.3dB / Crosstalk -94dB | |
| Battery life | Endurance rating 80h | |
You may also view specifications of other phones / devices from Xiaomi here. Please note, whilst we try to provide as accurate specs as possible, we do not guarantee that they are 100% correct.