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Allview V2 Viper vs BLU J2

Compare recorded specifications, size and practical differences.

BLU J2

BLU J2

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Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

  • Display technologyOLED versus LCDV2 Viper: OLED · J2: LCD
  • WidthV2 Viper: 6.1 mm narrowerV2 Viper: 67 mm · J2: 73.1 mm
  • Screen diagonalV2 Viper: 0.3 in smaller diagonalV2 Viper: 4.7 in · J2: 5 in
  • DepthV2 Viper: 2.4 mm thinnerV2 Viper: 7.9 mm · J2: 10.3 mm
  • HeightV2 Viper: 6.8 mm shorterV2 Viper: 137.2 mm · J2: 144 mm
  • Release year2015 / 2019V2 Viper: 2015 · J2: 2019

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

Front
V2 Viper: 137.2 × 67 mm 1 J2: 144 × 73.1 mm 2
Side
V2 Viper: 137.2 × 7.9 mm 1 J2: 144 × 10.3 mm 2
  1. 1. V2 Viper
    Height
    137.2 mm
    Width
    67 mm
    Depth
    7.9 mm
    Weight
    143 g
  2. 2. J2
    Height
    144 mm
    Width
    73.1 mm
    Depth
    10.3 mm
    Weight
    146 g

Specifications

Open a section for more detail. Scroll inside a table to keep phone names visible; on narrow screens, swipe sideways or use the arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

Everyday essentials
Everyday essentials
SpecificationV2 ViperJ2
Dimensions (HxWxD)
  • 137.2 Х 67 Х 7.9 mm
  • 144 Х 73.1 Х 10.3 mm
Weight
  • 143 g
  • 146 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 4.7" inch
  • 5" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 854 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 1 GB RAM
  • 32GB 1GB RAM
Memory card support
  • microSD
  • up to 256 GB
  • microSDXC
BatteryCapacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Removable Li-Ion
  • 2000 mAh
  • Li-Po
Operating system OS
  • Android 5.0 (Lollipop)
  • Android 8.1 Oreo (Go edition)
Chipset
  • Mediatek MT6735 (28 nm)
Unknown
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationV2 ViperJ2
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 60.9 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 66.2%
  • 65.4%
PPI /points per inch/
  • 312 PPI
  • 196 PPI
Screen protection
  • Scratch-resistant glass
Unknown
Camera and Video
Camera and Video
SpecificationV2 ViperJ2
Rear camera, main
  • 8 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 5 MP
Functions
  • Dual-LED flash
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 5 MP
  • 5 MP
Performance
Performance
SpecificationV2 ViperJ2
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • Mali-T720MP2
  • Mali-400
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 23685
Unknown
General specs
General specs
SpecificationV2 ViperJ2
Release date
  • 2015
  • October
  • 2019
  • December
Colors
  • Blue
  • White
  • Blue
  • Black
  • Brown
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
  • 50 EUR
Battery life
  • Stand by time- Up to 200 h (3G) Talking time- Up to 9 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity
SpecificationV2 ViperJ2
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 1900 / 2100-4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 20(800)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi Direct
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 4.1
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.83 W/kg (head)
Unknown
Music and Audio
Music and Audio
SpecificationV2 ViperJ2
Radio
  • FM radio
  • FM radio
Other features
Other features
SpecificationV2 ViperJ2
Dop
  • Sensors Accelerometer
  • proximity
  • compass - Acer Liquid Zest Z525 with 3G Acer Liquid Zest 4G Z528 with 3G/LTE
  • Infrared port - Fast battery charging (Pump Express 2.0+) - For metroPCS
  • Sensors Accelerometer For USA

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