Allview V4 Viper Pro vs Bravis NB851
Allview V4 Viper Pro
Bravis NB851
-
Network
-
2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
-
3G networkHSDPA 900, 2100HSDPA 900, 2100
-
4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 20(800), 38(2600)-
-
HSDPA speed21.1 Mbps21 Mbps
-
HSUPA speed5.76 Mbps5.76 Mbps
-
LTE speedLTE Cat 4, 150 Mbps download, 50 Mbps upload-
-
GPRSYesYes
-
EDGEYes-
-
Availability
-
Oficially announced2020-12018-10
-
Status2020-12018-10
-
Design
-
Build-Plastic
-
SIMHybrid Dual SIM (Nano-SIM, dual stand-by)Dual SIM (dual stand-by)
-
Height171 mm122.8 mm
-
Width82 mm206.5 mm
-
Thickness8.8 mm7.7 mm
-
Weight191.6 g332 g
-
ColorsGreyBlack
-
Display
-
Display typeIPS LCD capacitive touchscreenIPS capacitive touchscreen
-
Physical size6.8 inches8 inches
-
Resolution640 x 1352 pixels1280 x 800 pixels
-
Pixel density220 ppi189 ppi
-
Display colors1677721616777216
-
MultitouchYesYes
-
Hardware
-
CPUQuad-core 1.3 GHz Cortex-A53Quad-core 1.3 GHz Cortex-A7
-
ChipsetMediatek MT6739Mediatek MT8321
-
GPUPowerVR GE8100Mali-400 MP2
-
Memory RAM2 GB1 GB
-
Internal storage32 GB16 GB
-
Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
-
Memory card max-32 GB
-
StorageeMMC 5.1-
-
OS
-
OSAndroid 9.0 PieAndroid 8.1 Oreo
-
Main camera
-
Camera typeDualSingle
-
Main camera13 MP2 MP
-
0.3 MP
-
Primary camera resolution-1600 x 1200 pixels
-
Primary camera video1080p@30fps720p@30fps
-
Primary camera flashLED flashLED flash
-
Camera features-Continuous shooting, digital zoom, geotagging, panorama, HDR, face detection, white balance settings, ISO settings, self-timer
-
Selfie camera
-
Selfie camera8 MP0.3 MP
-
Selfie camera resolution-640 x 480 pixels
-
Selfie camera video1080p@30fps480p@30fps
-
Sound
-
3.5mm jackYesYes
-
LoudspeakerYesYes
-
Earpiece-Yes
-
Multimedia
-
RadioFM RadioFM Radio
-
Connectivity
-
WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
-
WLAN WiFi HotspotYes-
-
USBmicroUSB 2.0microUSB 2.0
-
Bluetoothv4.0v4.0
-
Bluetooth A2DPYesYes
-
GPSYes, with A-GPSYes, with A-GPS
-
GLONASSYes-
-
Features
-
SensorsAccelerometer, fingerprint, proximityAccelerometer
-
Browser
-
HTMLHTML5HTML5
-
Battery
-
Battery typeLi-PoLi-Ion
-
Battery capacity3500 mAh4000 mAh
-
Battery removableNon-removableNon-removable
-
Cost
-
Price190 USD-
