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Model

Allview V4 Viper

Compare Allview V4 Viper and Kyocera DuraForce Pro 2

Allview V4 Viper vs Kyocera DuraForce Pro 2

Allview V4 Viper

Allview V4 Viper

Kyocera DuraForce Pro 2

Kyocera DuraForce Pro 2

Allview V4 Viper

Kyocera DuraForce Pro 2

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

W-CDMA 900, 2100

HSDPA 850, 900, 1900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 20(800), 38(2600)

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 13(700), 66(1700/2100)
HSDPA speed

42.2 Mbps

-
HSUPA speed

11.5 Mbps

-
LTE speed

LTE Cat 4, 150 Mbps download, 50 Mbps upload

LTE-A (3CA), Cat9, 450 Mbps download, 51 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Availability
Oficially announced

2019-9

2018-11
Status

2019-9

2018-11

Design
SIM

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

Nano-SIM
Height

145.8 mm

150.2 mm
Width

70.9 mm

73.4 mm
Thickness

8.5 mm

13.5 mm
Weight

138 g

243 g
Waterproof

-

IP68, 2m and 30 minutes
Dust proof

-

Yes, IP68
MIL-STD-810G

-

Yes
Colors

Blue, Red

Black

Display
Display type

IPS capacitive touchscreen

IPS
Physical size

5.7 inches

5.0 inches
Resolution

720 x 1520 pixels

1080 x 1920 pixels
Pixel density

295 ppi

441 ppi
Display colors

16777216

-
Protection

-

Scratch resistant, Sapphire crystal glass
Multitouch

Yes

-

Hardware
CPU

Quad-core 2.0 GHz Cortex-A53

Octa-core 2.2 GHz Cortex-A53
Chipset

Mediatek MT6761 Helio A22

Qualcomm SDM630 Snapdragon 630
GPU

PowerVR GE8320

Adreno 508
Memory RAM

2 GB

4 GB
Internal storage

16 GB

64 GB
Memory card

microSD, microSDHC, microSDXC

microSD, microSDHC, microSDXC
Memory card max

128 GB

512 GB

OS
OS

Android 9.0 Pie

Android 8.0 Oreo

Main camera
Camera type

Dual

-
Main camera

8 MP

13 MP, f/2.0
0.3 MP
Primary camera resolution

-

4160 x 3120 pixels
Primary camera video

1080p@30fps

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

LED flash

LED flash
Primary camera phase detection autofocus

-

dual pixel phase detection autofocus
Camera features

-

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

Selfie camera
Selfie camera

5 MP

5 MP, f/2.4
Selfie camera resolution

-

2592 x 1944 pixels
Selfie camera video

-

720p@30fps

Sound
3.5mm jack

Yes

Yes
Loudspeaker

Yes

Yes, with stereo speakers
Earpiece

-

Yes

Multimedia
Radio

FM Radio

No

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, 802.11k, 802.11r
WLAN WiFi Hotspot

Yes

-
USB

microUSB 2.0

Type-C 1.0 reversible connector
Bluetooth

v4.1

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

-

Features
Sensors

Accelerometer, fingerprint, proximity

Accelerometer, barometer, compass, fingerprint, gyroscope, light, proximity

Browser
HTML

HTML5

HTML5

Battery
Battery type

Li-Po

Li-Ion
Battery capacity

2700 mAh

3240 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

-

Qualcomm Quick Charge 2.0
Wireless charging

-

Qi
Talk time 2G

-

21 h
Talk time 3G

-

21 h
Standby time 2G

-

312 h
Standby time 3G

-

312 h

Cost
Price

110 USD

-

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