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Model

Compare UMIDIGI Z2 and ZTE nubia Alpha

UMIDIGI Z2 vs ZTE nubia Alpha

UMIDIGI Z2

ZTE nubia Alpha

ZTE nubia Alpha

UMIDIGI Z2

ZTE nubia Alpha

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800, 1900

GSM 850, 1900
3G network

HSDPA 850, 900, 1700, 1900, 2100

HSDPA 900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 18(800), 39(1900); LTE-TDD 1900, 2300, 2500, 2600 MHz

-
EV-DO speed

3.1 Mbps download, 1.8 Mbps upload

-
LTE speed

LTE, Cat7, 301 Mbps download, 102 Mbps upload

-
GPRS

Yes

Yes
EDGE

Yes

Yes

Availability
Oficially announced

2018-5

2019-2
Status

2018-5

2019-4

Design
Build

Aluminium alloy, glass

-
SIM

Dual SIM (Nano-SIM/Nano-SIM(microSD))

eSIM
Height

153.4 mm

-
Width

74.4 mm

-
Thickness

8.3 mm

-
Weight

165 g

-
Waterproof

-

IP68, 1m for 30 mins
Dust proof

-

IP68
Colors

Black, Blue

Black, Gold

Display
Display type

IPS capacitive touchscreen

AMOLED capacitive touchscreen
Physical size

6.2 inches

4.0 inches
Resolution

1080 x 2284 pixels

192 x 960 pixels
Pixel density

407 ppi

245 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, 2.5D curved glass screen

Yes
Multitouch

Yes

-

Hardware
CPU

Octa-core

-
CPU

Quad-core 2.0 GHz Cortex-A53

Quad-core 1.1 GHz Cortex-A7
CPU(second)

quad-core 1.5 GHz Cortex-A53
Chipset

MediaTek Helio P23 (MT6763V)

Qualcomm MSM8909W Snapdragon Wear 2100
GPU

Mali-G71 MP2

-
Memory RAM

6 GB

1 GB
Internal storage

64 GB

8 GB
Memory card

microSD, microSDHC, microSDXC

No
Memory card max

256 GB

-
Storage

eMMC 5.1

-

OS
OS

Android 8.1 Oreo

Android Wear 2.1

Main camera
Camera type

Dual

-
Main camera

16 MP, f/2.0 , 1.0 µm
8 MP
Primary camera resolution

4608 x 3456 pixels

-
Primary camera video

2160p@30fps

-
Primary camera flash

dual-LED flash

-
Primary camera phase detection autofocus

phase detection autofocus

-
Camera features

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

-

Selfie camera
Selfie camera type

Dual

-
Selfie camera

16 MP, f/2.0
8 MP
Selfie camera resolution

4608 x 3456 pixels

-
Selfie camera video

1080p@30fps

-

Sound
3.5mm jack

No

No
Loudspeaker

Yes

Yes
Headphone adapter

Yes

-

Multimedia
Radio

-

No
Radio FM

FM radio

-

Connectivity
WLAN

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

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

Yes

-
WLAN WiFi Direct

Yes

-
Wi-Fi display

Yes

-
WLAN WiFi Dual Band

Yes

-
USB

Type-C reversible connector

No
USB On-The-Go

Yes

-
Bluetooth

v4.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth HID

Yes

-
bluetooth LE

-

Yes
NFC

Yes

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

-

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, light, proximity

Accelerometer, compass, gyro, heart rate

Browser
HTML

HTML5

-

Battery
Battery type

Li-Po

Li-Ion
Battery capacity

4050 mAh

500 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

Yes

-
Wireless charging

Yes

-
Standby time

-

48 h

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