Xiaomi Redmi 4 (4X)
| Network | 2G 3G 4G | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 HSDPA 850 / 900 / 1900 / 2100 LTE |
| Size | Dimensions Weight Display | 139.2 x 70 x 8.7 mm (5.48 x 2.76 x 0.34 in) 150 gram IPS LCD capacitive touchscreen, 16M colors 720 x 1280 pixels, 5.0 inches, 16:9 ratio (~294 ppi density) |
| Memory | Phonebook Call records Internal Card slot | Yes Yes 16GB 2GB RAM, 16GB 3GB RAM, 32GB 3GB RAM microSDXC (uses shared SIM slot) |
| Data | GPRS EDGE 3G/4G WLAN Bluetooth Infrared port USB | Yes Yes HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/100 Mbps Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot v4.2 with A2DP, LE Yes microUSB v2.0 |
| Features | OS CPU Messaging Ringtones Browser Radio GPS Games Camera Video Colors Java | Android 6.0.1 (Marshmallow), upgradable to 7.1.2 (Nougat), MIUI 11 Octa-core 1.4 GHz Cortex-A53 Yes Yes Yes FM radio A-GPS, GLONASS, BDS Yes 13 MP, f/2.0, PDAF 1080p@30fps Black, Gold - Loudspeaker - Glass front, aluminum back, aluminum frame, plastic ends - 3.5mm jack - Hybrid Dual SIM (Nano-SIM/ Micro-SIM, dual stand-by) - Corning Gorilla Glass (protection) - LED flash, HDR, panorama - Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass - Voice memo - Predictive text input - Clock - Calendar - Alarm |
| Battery | Stand-by Talk time | Non-removable Li-Po 4100 mAh battery Up to 432 h Up to 36 h |
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