Xiaomi Redmi 4 (4X) - Xiaomi - Mobile Phones
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Xiaomi Redmi 4 (4X)
| Specification | Value |
|---|---|
| Technology | GSM (2G) / HSPA (3G/3.5G (5G)) / LTE (4G) |
| 2G Bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Bands | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Bands | 1, 3, 5, 7, 8, 38, 39, 40, 41 |
| Network Speed | HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/100 Mbps |
| Announcement Date | 2017, May |
| Device Status | Available. Released 2017, May |
| Dimensions | 5.48 x 2.76 x 0.34 in |
| Weight | 150 g |
| Build Material | Glass front (Gorilla Glass), aluminum back, aluminum frame, plastic ends |
| SIM Card Type | Hybrid Dual SIM (Nano-SIM/ Micro-SIM, dual stand-by) |
| Display Type | IPS LCD |
| Screen Size | 5.0 inches |
| Resolution | 720 x 1280 pixels, 16:9 aspect ratio (approximately 294 ppi density) |
| Screen Protection | Corning Gorilla Glass (unspecified version) |
| Operating System | Android 6.0.1 (Marshmallow), upgradable to 7.1.2 (Nougat), MIUI 11 |
| Chipset | Qualcomm MSM8940 Snapdragon 435 (28 nm) |
| CPU Type | Octa-core 1.4 GHz Cortex-A53 |
| GPU Type | Adreno 505 |
| Card Slot Type | microSDXC (uses shared SIM slot) |
| Internal Memory Capacity | 16GB 2GB RAM, 16GB 3GB RAM, 32GB 3GB RAM, 64GB 3GB RAM, 64GB 4GB RAM + eMMC 5.1 |
| Front Camera Resolution | 13 MP, f/2.0, PDAF |
| Special Features | LED flash, HDR, panorama |
| Main Camera Video Resolution | 1080p@30fps |
| Front Camera Resolution | 5 MP, f/2.2 |
| Front Camera Video Resolution | 1080p@30fps |
| Loudspeaker Quality | Yes |
| 3.5mm Audio Jack | Yes |
| WiFi | Wi-Fi 802.11 b/g/n, Wi-Fi Direct |
| Bluetooth Version | 4.2, A2DP, LE |
| Positioning System | GPS, GLONASS, BDS |
| NFC Support | No |
| Radio Support | FM radio |
| USB Type | microUSB 2.0 |
| Sensors | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass |
| Battery Capacity | Li-Po 4100 mAh, non-removable |
| Talk Time Duration | Up to 432 h (3G) |
| Talk Time Duration | Up to 36 h (3G) |
| Talk Time Duration | Up to 87 h |
| Available Colors | Black, Gold |
| Model Variants | 2016060, 2016090, MAG138, MAE136, Redmi 4, Redmi 4X |
| SAR (Specific Absorption Rate) | 0.77 W/kg (head) 0.83 W/kg (body) |
| Price | About 110 EUR |
| Contrast ratio | Contrast ratio: 915 (nominal), 2.920 (sunlight) |
| Loudspeaker Quality | Voice 64dB / Noise 70dB / Ring 72dB |
| Audio Quality | Noise -94.3dB / Crosstalk -94dB |
| Old Battery Capacity | Endurance rating 80h |