Asus Zenfone Go ZB551KL vs HTC U12+

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800)

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 20(800), 28(700), 32(1500), 38(2600), 39(1900), 49, 41(2500), 66(1700/2100)
HSDPA speed

21.1 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE, Cat4, 150 Mbps download, 50 Mbps upload

-
LTE-A speed

-

LTE-A, (5CA) Cat18, 1200 Mbps download, 150 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

-

Front/back glass & aluminum frame
SIM

Dual SIM (Micro-SIM, dual stand-by)

Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)
Height

151 mm

156.6 mm
Width

76.9 mm

73.9 mm
Thickness

10.7 mm

8.7 mm
Weight

160 g

188 g
Waterproof

-

IP68, 1.5m and 30 minutes
Dust proof

-

IP68
Colors

Charcoal Black, Floral Pink, Glacier Gray, Glamour Red, Lake Blue, Pearl White, Sheer Gold, Silver Blue

Ceramic Black, Flame Red, Translucent Blue

Main camera
Camera type

-

Dual
Main camera

13 MP, f/2.0

12 MP, f/1.8 , 1.4 µm, 2x optical zoom
16 MP, f/2.6 , 1 µm
Primary camera resolution

-

4032 x 3024 pixels
Primary camera video

1080p@30fps

2160p@60fps, 1080p@30/60/240fps
Primary camera Autofocus

autofocus

phase detection & laser autofocus
Primary camera flash

dual-LED (dual tone) flash

dual-LED dual-tone flash
Electronic image stabilization

-

gyro-EIS
Primary camera video hdr

-

HDR video
Primary camera video stereo sound record

-

24-bit/96kHz
Camera features

Geo-tagging, HDR, face detection, panorama, touch focus

Geo-tagging, HDR (photo/panorama), face/smile detection, simultaneous 4K video and 8MP image recording, touch focus
DxOMark photo

-

106
DxOMark video

-

95
DxOMark camera score

-

103

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

-

Yes
WLAN DLNA

-

Yes
USB

microUSB 2.0

Type-C 1.0 reversible connector
Bluetooth

v4.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
Bluetooth EDR

Yes

-
Bluetooth AptX

-

aptX HD
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

-

Yes
BDS

Yes

Yes

Features
Messaging SMS

SMS(threaded view)

SMS(threaded view)
Messaging MMS

MMS

MMS
Messaging Email

Email

Email
Messaging IM

IM

-
Messaging Push Email

Push Email

Push Email
Java

No

-
Sensors

Accelerometer, proximity

Fingerprint (rear-mounted), accelerometer, compass, gyro, proximity