Asus Zenfone 4 Pro ZS551KL

Specifications
Asus Zenfone 4 Pro ZS551KL
MORE PICTURES
  • 5.5" 1080x1920 pixels
  • 16MP 2160p
  • 6GB RAM Snapdragon 835
  • 3600mAh Li-Ion
Released 2017, October 175g, 7.6mm thickness Android 7.1.1, up to Android 8; ZenUI 4 64GB/128GB storage, microSD slot
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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 LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 17(700), 19(800), 20(800), 28(700), 38(2600), 39(1900), 40(2300), 41(2500) - Global, Taiwan
  LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 18(800), 19(800), 20(800), 26(850), 28(700), 29(700), 30(2300), 38(2600), 39(1900), 41(2500) - US, Canada, Brazil
  LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 18(800), 19(800), 20(800), 26(850), 28(700), 29(700), 30(2300), 38(2600), 39(1900), 40(2300), 41(2500) - India
Speed HSPA 42.2/5.76 Mbps, LTE-A (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 Front/back glass (Gorilla Glass 5) & aluminum frame
SIM Hybrid Dual SIM (Nano-SIM, dual stand-by)
Display
Type AMOLED capacitive touchscreen, 16M colors
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 (4x2.45 GHz Kryo & 4x1.9 GHz Kryo)
GPU Adreno 540
Memory
Card slot microSD, up to 1 TB (uses shared SIM slot)
Internal 64GB 6GB RAM, 128GB 6GB RAM
Main Camera
Dual 12 MP, f/1.7, 25mm (wide), 1/2.55", 1.4Ám, dual pixel PDAF, Laser AF, 4-axis OIS
16 MP, 50mm (telephoto), 1/3.1", 1.0Ám, AF, 2x optical zoom
Features LED flash, HDR, panorama
Video 2160p@30fps, 1080p@30/60fps, 1080p@120fps, 720p@240fps
Selfie Camera
Single 8 MP, f/1.9, 1/3.2", 22mm (wide), 1.4Ám, PDAF
Features HDR
Video 1080p@30fps
Sound
Loudspeaker Yes, dual speakers
3.5mm jack Yes
 24-bit/192kHz audio
DTS sound
Active noise cancellation with dedicated mic
Comms
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 2.0, Type-C 1.0 reversible connector, USB On-The-Go
Features
Sensors Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, color spectrum
Battery
  Non-removable Li-Ion 3600 mAh battery
Charging Fast battery charging 18W: 50% in 32 min
Talk time Up to 27 h 30 min (3G)
Misc
Colors Moonlight white, Pure Black
Models Z01GD
Price About 350 EUR

User opinions and reviews

  • lionel

this phone is OTG compatible . you can find it on the official web site https://www.asus.com/fr/support/FAQ/1007467/ one of the best phone when see specification with Huawei mate 20 ( infrared stereo NFC )

  • Ciclista41

I absolutely agree! I didn't realize I needed that for ease of connection and more solid connections with MetroPCS, and I don't want to switch carriers. Considering another phone even though I really like this phone a lot!

  • Anonymous

Just a heads up, this phone does NOT have an IR blaster! I have this phone and was disappointed to find out, because I only looked here, and not on the offical ASUS website. Make sure to double check specs before you buy! (Great phone otherwise, only...

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