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Model

Compare NIU GO 21 and ZTE Nubia X6

NIU GO 21 vs ZTE Nubia X6

NIU GO 21

ZTE Nubia X6

NIU GO 21

ZTE Nubia X6

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

-

HSDPA 850, 1900, 2100
4G network

-

LTE 1800, 2600
HSDPA speed

-

42 Mbps
HSUPA speed

-

11 Mbps
EV-DO speed

-

3.1 Mbps
LTE speed

-

LTE, Cat4, 150 Mbps download, 50 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Availability
Oficially announced

2014-5

2014-3
Status

2014-6

2014-4

Design
SIM

Dual SIM (Mini-SIM)

Dual SIM
Height

105 mm

179.5 mm
Width

44.9 mm

89 mm
Thickness

14.2 mm

7.9 mm
Weight

66 g

215 g
Colors

Black, Blue, Gray, Green, Orange, Red

Gold, White

Display
Display type

TFT

IPS LCD capacitive touchscreen
Physical size

1.8 inches

6.44 inches
Resolution

128 x 160 pixels

1080 x 1920 pixels
Pixel density

114 ppi

342 ppi
Display colors

66560

16777216

Hardware
CPU

Quad-core 2.3 GHz Krait 400
Chipset

-

Qualcomm MSM8974AB/ MSM8974AC Snapdragon 801
GPU

-

Adreno 330
Internal storage

64 Mbit

32, 64, 128 GB
Memory RAM

-

2, 3 GB
Memory card

microSD

microSD
Memory card max

32 GB

32 GB

Main camera
Main camera

13 MP
Primary camera resolution

640 x 480 pixels

4128 x 3096 pixels
Primary camera video

no

1080p@30fps
Primary camera Autofocus

-

autofocus
Primary camera flash

-

LED flash
Primary camera video optical stabilization

-

optical stabilization
Primary camera image stabilization

-

optical image stabilization

Selfie camera
Secondary camera

No

-
Selfie camera

13 MP
Selfie camera video

-

1080p@30fps

Sound
3.5mm jack

Yes

Yes
Loudspeaker

Yes

Yes, with stereo speakers
Notifications

Vibration, MP3 ringtones

Vibration; MP3 ringtones

Multimedia
Radio FM

Stereo FM radio

FM radio

Connectivity
WLAN

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

-

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

-

Yes
WLAN DLNA

-

Yes
USB

microUSB 2.0

microUSB 3.0
USB On-The-Go

-

Yes
Bluetooth

v2.1

v4.0
Bluetooth A2DP

-

Yes
Bluetooth EDR

Yes

-
Infrared

-

Yes
GPS

No

Yes, with A-GPS

Features
Messaging SMS

SMS

SMS(threaded view)
Messaging MMS

MMS

MMS
Messaging Email

-

Email
Messaging IM

IM

IM
Messaging Push Email

-

Push Email
WAP

Yes

-
Java

No

Yes, via Java MIDP emulator

Battery
Battery type

Li-Ion

Li-ion
Battery capacity

650 mAh

4250 mAh
Battery removable

-

Non-removable
Talk time

6 h

-
Talk time 2G

-

32 h
Talk time 3G

-

17 h
Standby time

200 h

695 h

OS
OS

-

Android OS, v4.3 (Jelly Bean)

Browser
HTML

-

HTML5

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