ZTE Blade A31 vs ZTE nubia Z40 Pro

ZTE Blade A31

ZTE nubia Z40 Pro

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800
3G network

HSDPA 850, 900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1, 2, 3, 5, 7, 8, 20, 28, 38

LTE frequency band 1, 3, 5, 7, 8, 4, 12, 17, 20, 34, 38, 39, 40, 41
5G network

-

5G band 1, 3, 5, 8, 28, 41, 78 SA/NSA
HSDPA speed

21.1 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
EV-DO speed

-

EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
LTE speed

LTE, 301 Mbps download, 150 Mbps upload

LTE-A (CA)
GPRS

Yes

Yes
EDGE

Yes

Yes

Main camera
Camera type

Single

Triple
Main camera

8 MP

64 MP, (standard) , f/1.7 , 35 mm, 1/1.3"
(periscope telephoto) , 8 MP, f/3.4 , 125 mm, 1/4.0" , 5x optical zoom
116˚ , (ultrawide) , 50 MP, f/2.2 , 14 mm
Primary camera resolution

3264 x 2448 pixels

9280 x 6920 pixels
Primary camera video

720p@30fps

3160p@30fps
Primary camera flash

LED flash

dual-LED flash
Camera features

HDR

Autofocus, continuous autofocus, digital zoom, optical 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, macro-mode, phase detection autofocus, laser autofocus

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, 802.11ax
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

Type-C 3.1
USB On-The-Go

-

Yes
Bluetooth

v4.2

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

-

Yes
BDS

-

Yes