Allview V4 Viper Pro vs Ulefone Power Armor 19

Allview V4 Viper Pro

Ulefone Power Armor 19

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 900, 2100

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
4G network

LTE frequency band 1(2100), 3(1800), 7(2600), 20(800), 38(2600)

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 66, 71
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 Cat 4, 150 Mbps download, 50 Mbps upload

LTE
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
SIM

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

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

171 mm

175.2 mm
Width

82 mm

83.4 mm
Thickness

8.8 mm

18.8 mm
Weight

191.6 g

409 g
Waterproof

-

IP68/IP69K (1.5m and 30 mins)
Dust proof

-

IP68/IP69K
MIL-STD-810H

-

Yes
Colors

Grey

Black

Main camera
Camera type

Dual

Triple
Main camera

13 MP

108 MP, (wide) , f/1.9 , 1/1.52" , 0.7 µm
0.3 MP

8 MP, (ultrawide) , f/2.2 , 1/4" , 1.12 µm
(macro) , 5 MP, f/3.0 , 1/5" , 1.12 µm
Primary camera resolution

-

12000 x 9000 pixels
Primary camera video

1080p@30fps

1440p@30fps
Primary camera flash

LED flash

Hexa-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, macro-mode, phase detection 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
WLAN WiFi Hotspot

Yes

-
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

Type-C 2.0
USB connector

-

magnetic connector
USB On-The-Go

-

Yes
Bluetooth

v4.0

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

-

Yes
BDS

-

Yes