Asus Zenfone 4 Pro ZS551KL
Release Date
Released 2017, October
OS Version
Android 7.1.1, up to Android 8, ZenUI 4
Body
175g, 7.6mm thickness
RAM
6 GB RAM
Storage
64GB/128GB storage, microSDXC
Battery
3600 mAh
Display
Size
5.5"
Resolution
1080x1920 pixels
Technology
IPS LCD
Camera
Main Camera
Video Recording
Front Camera
16MP
Hardware
Chipset
Snapdragon 835
GPU
Adreno 660
Storage Options
64GB/128GB storage, microSDXC
| Technology | GSM / HSPA / LTE |
| 2G bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G bands | HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100 |
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 17, 19, 20, 28, 38, 39, 40, 41 - Global, Taiwan |
| | 24-bit/192kHz audio |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (3CA) Cat12 600/150 or 100 Mbps |
| Announced | 2017, August |
| Status | Available. Released 2017, October |
| Dimensions | 156.9 x 75.6 x 7.6 mm (6.18 x 2.98 x 0.30 in) |
| Weight | 175 g (6.17 oz) |
| Build | Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame |
| SIM | Hybrid Dual SIM (Nano-SIM, dual stand-by) |
| Type | Li-Ion 3600 mAh, non-removable |
| Size | 5.5 inches, 83.4 cm2 (~70.3% screen-to-body ratio) |
| Resolution | 1080 x 1920 pixels, 16:9 ratio (~401 ppi density) |
| Protection | Corning Gorilla Glass 5 |
| OS | Android 7.1.1 (Nougat), upgradable to Android 8 (Oreo), ZenUI 4 |
| Chipset | Qualcomm MSM8998 Snapdragon 835 (10 nm) |
| CPU | Octa-core (4x2.45 GHz Kryo & 4x1.9 GHz Kryo) |
| GPU | Adreno 540 |
| Card slot | microSDXC (uses shared SIM slot) |
| Internal | 64GB 6GB RAM, 128GB 6GB RAM |
| Dual | 12 MP, f/1.7, 25mm (wide), 1/2.55", 1.4µm, dual pixel PDAF, Laser AF, 4-axis OIS 16 MP, 50mm (telephoto), 1/3.1", 1.0µm, AF, 2x optical zoom |
| Features | HDR |
| Video | 1080p@30fps |
| Single | 8 MP, f/1.9, 22mm (wide), 1/3.2", 1.4µm, PDAF |
| Loudspeaker | Yes, dual speakers |
| 3.5mm jack | Yes |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| Bluetooth | 5.0, A2DP, EDR, LE, aptX |
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO |
| NFC | Yes |
| Infrared port | Yes |
| Radio | FM radio |
| USB | USB Type-C 2.0, USB On-The-Go |
| Sensors | Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, color spectrum |
| Charging | Fast charging 18W, 50% in 32 min (advertised) |
| Talk time | Up to 27 h 30 min (3G) |
| Colors | Moonlight white, Pure Black |
| Models | Z01GD, Z01GS |
| Price | About 350 EUR |