UMIDIGI X vs ZTE Quartz

UMIDIGI X

ZTE Quartz

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 1900
3G network

W-CDMA 800, 850, 900, 1700, 1900, 2100; TD-SCDMA 1880-1920, 2010-2025

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

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 26(850), 28(700), 38(2600), 40(2300), 41(2500), 66(1700/2100)

-
HSPA speed

-

HSPA
LTE speed

LTE Cat 7 301.5 Mbps download, 102 Mbps upload

-
GPRS

Yes

Yes
EDGE

Yes

Yes

Main camera
Camera type

Triple

-
Main camera

48 MP, f/1.79 , 1/2" , 1.6 µm
8 MP, 1/4" , 1.12 µm
5 MP
Primary camera resolution

8000 x 6000 pixels

-
Primary camera video

1080@30fps

-
Primary camera flash

dual LED flash

-
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

-

Connectivity
WLAN

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

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
USB On-The-Go

Yes

-
Bluetooth

v4.2

v4.1
Bluetooth A2DP

Yes

-
bluetooth HID

Yes

-
bluetooth LE

-

Yes
NFC

Yes

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

-
Beidou

Yes

-

Features
Messaging SMS

-

SMS
Messaging Email

-

Email
Messaging IM

-

IM
Java

-

No
Sensors

Accelerometer, compass, fingerprint, gyroscope, proximity, light, in-display fingerprint

Accelerometer, barometer, gyro