Allview V4 Viper vs Bluboo S1

Allview V4 Viper

Bluboo S1

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

W-CDMA 900, 2100

HSDPA 900, 2100
4G network

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

LTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 18(800)
HSDPA speed

42.2 Mbps

-
HSUPA speed

11.5 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

-

Glass, Metal
SIM

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

Dual SIM (Nano-SIM/Nano-SIM(microSD))
Height

145.8 mm

148.6 mm
Width

70.9 mm

74.3 mm
Thickness

8.5 mm

7.9 mm
Weight

138 g

175 g
Colors

Blue, Red

Black, White

Display
Display type

IPS capacitive touchscreen

IPS capacitive touchscreen
Physical size

5.7 inches

5.5 inches
Resolution

720 x 1520 pixels

1080 x 1920 pixels
Pixel density

295 ppi

401 ppi
Display colors

16777216

16777216
Protection

-

Scratch resistant, Corning Gorilla Glass 4, 2.5D curved glass screen, GFF full lamination
Multitouch

Yes

Yes

Main camera
Camera type

Dual

Dual
Main camera

8 MP

13 MP, f/2.0 , 1.127 µm
0.3 MP

3 MP
Primary camera resolution

-

4160 x 3120 pixels
Primary camera video

1080p@30fps

1080p@30fps
Primary camera flash

LED flash

dual-LED flash
Primary camera phase detection autofocus

-

phase detection autofocus
Camera features

-

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