Cubot X19 S vs ZTE nubia Z17s

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
3G network

HSDPA 900, 2100

HSDPA 850, 900, 1900, 2100; CDMA2000 1xEV-DO
4G network

LTE frequency band 1, 3, 7, 8, 20

LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 20(800), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
HSDPA speed

-

42.2 Mbps
HSUPA speed

-

5.76 Mbps
LTE speed

LTE, Cat6, 301 Mbps download, 51 Mbps upload

-
LTE-A speed

-

LTE-A, (3CA) Cat9, 450 Mbps download, 50 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic

Front/back glass & metal frame
SIM

Dual SIM (Nano-SIM, Nano-SIM/microSD, dual stand-by)

Dual SIM (Nano-SIM, dual stand-by)
Height

155.06 mm

147.5 mm
Width

74.67 mm

72.7 mm
Thickness

9.55 mm

8.5 mm
Weight

174 g

170 g
Colors

Black, Purple-Blue

Aurora Blue, Black Gold

Display
Display type

IPS capacitive touchscreen

LTPS IPS LCD capacitive touchscreen
Physical size

5.93 inches

5.73 inches
Resolution

1080 x 2160 pixels

1080 x 2040 pixels
Pixel density

407 ppi

403 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, 2.5D curved glass screen, GFF full lamination

Corning Gorilla Glass
Multitouch

-

Yes

Main camera
Camera type

Dual

Dual
Main camera

16 MP, f/2.0 , 26 mm, 1.029 µm

12 MP, f/1.8 , 2x optical zoom
2 MP

23 MP, f/2.0
Primary camera resolution

4608 x 3456 pixels

-
Primary camera video

1080p@30fps

2160p@30fps
Primary camera Autofocus

-

phase detection autofocus
Primary camera flash

dual-LED flash

duad-LED (dual tone) flash
Camera features

Autofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus

1.4 µm pixel size, 1/2.55" sensor size, HDR, face detection, geo-tagging, panorama, touch focus

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz

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

Yes
WLAN DLNA

-

Yes
USB

microUSB 2.0

Type-C 1.0 reversible connector
USB On-The-Go

Yes

Yes
Bluetooth

v4.2

v4.1
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
Infrared

-

Yes
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
BDS

-

Yes

Features
Messaging SMS

-

SMS(threaded view)
Messaging MMS

-

MMS
Messaging Email

-

Email
Messaging IM

-

IM
Messaging Push Email

-

Push Email
Java

-

No
Sensors

Accelerometer, compass, fingerprint, gyroscope, light, proximity

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