Apple Watch Sport Series 2 42mm vs ZTE nubia Z18

Apple Watch Sport Series 2 42mm

ZTE nubia Z18

Network
2G network

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

-

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

-

LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 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-A (6CA), Cat18, 1200 Mbps download, 150 Mbps upload
GPRS

Yes
EDGE

Yes

Design
Build

Aluminum/Ceramic back

Aluminium alloy, glass
SIM

No

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

42.5 mm

148.6 mm
Width

36.4 mm

72.6 mm
Thickness

11.4 mm

8.6 mm
Weight

34.2 g

172 g
Waterproof

50m

-
Colors

Case colors: silver, black; Band types: sport, blue, brown, gold, gray; Band colors: gray, orange, rose gold, white, woven nylon

Black, Blue, Red

Display
Display type

AMOLED capacitive touchscreen

LTPS IPS LCD capacitive touchscreen
Physical size

1.65 inches

5.99 inches
Resolution

390 x 312 pixels

1080 x 2160 pixels
Pixel density

303 ppi

403 ppi
Display colors

16777216

16777216
Protection

Ion-X strengthened glass

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 3, LTPS(Low temperature PolySilicon)
Multitouch

Yes

Yes
Display features

3D Touch display, 1000 nits

-

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
WLAN WiFi Hotspot

-

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

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

-

Yes
Bluetooth

v4.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
NFC

Yes

-
GPS

Yes

Yes, with A-GPS
GLONASS

Yes

Yes
Beidou

-

Yes

Features
Messaging SMS

SMS(threaded view)

-
Messaging Email

Email

-
Messaging IM

IM

-
Messaging Push Mail

Push Mail

-
Java

No

-
Sensors

Accelerometer, gyro, heart rate

Accelerometer, compass, fingerprint, gyro, light, proximity

Main camera
Camera type

-

Dual
Main camera

24 MP, f/1.6 , 1.12 µm
16 MP, f/1.6
Primary camera resolution

-

4608 x 3456 pixels
Primary camera video

-

2160p@30fps, 1080p@30fps
Primary camera flash

-

dual-LED flash
Primary camera phase detection autofocus

-

dual pixel phase detection autofocus
Camera features

-

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