Asus Zenfone 4 Pro ZS551KL
Network
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
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 29, 30, 38, 39, 41 – US, Canada, Brazil
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 29, 30, 38, 39, 40, 41 – India
Speed
HSPA 42.2/5.76 Mbps, LTE (3CA) Cat12 600/150 or 100 Mbps
Launch
Announced
2017, August
Status
Available. Released 2017, October
Body
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)
Display
Type
AMOLED
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
Platform
OS
Android 7.1.1 (Nougat), upgradable to Android 8 (Oreo), ZenUI 4
Chipset
Qualcomm MSM8998 Snapdragon 835 (10 nm)
CPU
Octa-core (4×2.45 GHz Kryo & 4×1.9 GHz Kryo)
GPU
Adreno 540
Memory
Card slot
microSDXC (uses shared SIM slot)
Internal
64GB 6GB RAM, 128GB 6GB RAM
Main Camera
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
LED flash, HDR, panorama
Video
4K@30fps, 1080p@30/60fps, 1080p@120fps, 720p@240fps
Selfie camera
Single
8 MP, f/1.9, 22mm (wide), 1/3.2″, 1.4µm, PDAF
Features
HDR
Video
1080p@30fps
Sound
Loudspeaker
Yes, dual speakers
3.5mm jack
Yes
24-bit/192kHz audio
Comms
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
5.0, A2DP, EDR, LE, aptX
Positioning
GPS, GLONASS, BDS, GALILEO
NFC
Yes
Infrared port
Yes
Radio
FM radio
USB
USB Type-C 2.0, OTG
Features
Sensors
Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, color spectrum
Battery
Type
Li-Ion 3600 mAh, non-removable
Charging
18W wired, 50% in 32 min (advertised)
Talk time
Up to 27 h 30 min (3G)
Misc
Colors
Moonlight white, Pure Black
Models
Z01GD, Z01GS
Price
About 350 EUR