Allview V3 Viper vs Vertex Impress Bear

Allview V3 Viper

Vertex Impress Bear

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1900, 2100

HSDPA 900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 5(850), 8(900), 20(800), 38(2600), 39(1900), 40(2300)

LTE frequency band 3(1800), 7(2600), 18(800)
HSDPA speed

21.1 Mbps

-
HSUPA speed

5.76 Mbps

-
LTE speed

LTE, Cat4, 150 Mbps download, 50 Mbps upload

LTE, Cat4, 150 Mbps download, 51 Mbps upload
GPRS

Class 10

Yes
EDGE

Class 10

Yes

Design
Build

Plastic, metal

Plastic
SIM

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

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

148.3 mm

143 mm
Width

71.8 mm

72 mm
Thickness

8.1 mm

10.3 mm
Weight

143.6 g

147 g
Colors

Black, Gold, Silver

Black, Blue, Gold

Main camera
Main camera

13 MP, f/2.0

8 MP
Primary camera resolution

4160 x 3120 pixels

3264 x 2448 pixels
Primary camera video

1080p@30fps

720p@30fps
Primary camera Autofocus

autofocus

-
Primary camera flash

LED flash

LED flash
Camera features

Geo-tagging, HDR, face/smile detection, touch focus

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

Features
Messaging SMS

SMS(threaded view)

-
Messaging MMS

MMS

-
Messaging Email

Email

-
Messaging IM

IM

-
Messaging Push Email

Push Email

-
Sensors

Fingerprint (rear-mounted), accelerometer, compass, proximity

Accelerometer, light, proximity