Allview V4 Viper Pro vs BlackBerry Key2 LE

Allview V4 Viper Pro

BlackBerry Key2 LE

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 900, 2100

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

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

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 19(800), 20(800), 26(850), 28(700), 32(1500), 38(2600), 40(2300), 41(2500)
HSDPA speed

21.1 Mbps

-
HSUPA speed

5.76 Mbps

-
LTE speed

LTE Cat 4, 150 Mbps download, 50 Mbps upload

LTE, Cat6, 301 Mbps download, 51 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

-

Aluminum frame, plastic back
SIM

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

Single SIM (Nano-SIM) or Dual SIM (Nano-SIM/Nano-SIM(microSD), dual stand-by)
Height

171 mm

150.3 mm
Width

82 mm

71.8 mm
Thickness

8.8 mm

8.4 mm
Weight

191.6 g

156 g
Colors

Grey

Champagne, Black, Red

Main camera
Camera type

Dual

Dual
Main camera

13 MP

12 MP, f/2.2 , 1/3.1" , 1.12 µm
0.3 MP

5 MP, f/2.4 , 1.12 µm
Primary camera resolution

-

4160 x 3120 pixels
Primary camera video

1080p@30fps

2160p@30fps, 1080p@30fps
Primary camera Autofocus

-

phase detection autofocus
Primary camera flash

LED 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 802.11b, 802.11g, 802.11n

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

Yes

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

Type-C 1.0 reversible connector
USB On-The-Go

-

Yes
Bluetooth

v4.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
Bluetooth EDR

-

Yes
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
Beidou

-

Yes