Ulefone Armor 15 vs ZTE Blade A31 Plus

Ulefone Armor 15

ZTE Blade A31 Plus

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1700(AWS), 1900, 2100

HSDPA 850, 900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 38, 39, 40, 41, 66

LTE frequency band 1, 2, 3, 5, 7, 8, 20, 28, 38, 40, 41
HSDPA speed

42.2 Mbps

21.1 Mbps
HSUPA speed

11.52 Mbps

5.76 Mbps
LTE speed

LTE, Cat13, 300 Mbps download, 150 Mbps upload

LTE, 151 Mbps download, 51 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Aluminium alloy, reinforced polycarbonate, TPU

Plastic
SIM

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

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

170.2 mm

159.2 mm
Width

79.6 mm

77.5 mm
Thickness

18.2 mm

9.6 mm
Weight

346 g

200 g
Waterproof

IP68 (1.5m and 35 minutes)

-
Dust proof

IP68

-
MIL-STD-810G

Yes

-
Build features

Built-in wireless earbuds housed inside the top side of the phone; charging

-
Colors

Black, Blue, Red

Blue, Gray

Main camera
Camera type

Dual

Single
Main camera

12 MP, f/1.8 , 1.4 µm

5 MP, f/1.8
(ultrawide) , 13 MP, f/2.4 , 106˚
Interpolated resolution

-

8 MP
Primary camera resolution

4160 x 3120 pixels

3264 x 2448 pixels
Primary camera video

1080p@30fps

720p@30fps
Primary camera flash

LED flash

LED flash
Camera features

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

HDR

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

Yes
WLAN WiFi Dual Band

Yes

-
USB

Type-C 2.0

microUSB 2.0
USB On-The-Go

Yes

-
Bluetooth

v5.0

v4.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

-
BDS

Yes

-