Allview V2 Viper X vs BLU R2 Plus

Compare recorded specifications, size and practical differences.

+ Add a third phone

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 technology

    OLED versus LCD

    V2 Viper X:
    OLED
    R2 Plus:
    LCD
  • Weight

    V2 Viper X: 11.7 g lighter

    V2 Viper X:
    155.3 g
    R2 Plus:
    167 g
  • Depth

    V2 Viper X: 2 mm thinner

    V2 Viper X:
    7.2 mm
    R2 Plus:
    9.2 mm
  • Release year

    V2 Viper X:
    2015
    R2 Plus:
    2017

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.

  1. 1. V2 Viper X

    Height:
    154 mm
    Width:
    77 mm
    Depth:
    7.2 mm
  2. 2. R2 Plus

    Height:
    155.7 mm
    Width:
    77 mm
    Depth:
    9.2 mm +2 mm versus V2 Viper X

Weight

Bars start at zero and share a scale within this chart.

  1. 1. V2 Viper X

    155.3 g

  2. 2. R2 Plus

    167 g

    +11.7 g versus V2 Viper X

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

  1. 1. V2 Viper X

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. R2 Plus

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for V2 Viper X, R2 Plus, compared at the same storage capacity.
StorageV2 Viper XR2 Plus
16 GB 1 GB RAM Not recorded
32 GB Not recorded 3 GB RAM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. V2 Viper X

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB

2. R2 Plus

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

  1. 1. V2 Viper X

    3150 mAh

    +150 mAh versus R2 Plus

  2. 2. R2 Plus

    3000 mAh

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. V2 Viper X2. R2 Plus

Everyday essentials
Everyday essentials — specifications for V2 Viper X, R2 Plus.
SpecificationV2 Viper XR2 Plus
Dimensions (HxWxD)
  • 154 Х 77 Х 7.2 mm
  • 155.7 Х 77 Х 9.2 mm
Weight
  • 155.3 g
  • 167 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 5.5" inch
  • 5.5" inch
Screen resolution
  • 720 x 1280 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 1 GB RAM
  • 32 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 256 GB
  • microSD
  • up to 64 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3150 mAh
  • Removable Li-Po
  • 3000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 7.0 (Nougat)
Chipset
  • Mediatek MT6753 (28 nm)
  • Mediatek MT6753 (28 nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for V2 Viper X, R2 Plus.
SpecificationV2 Viper XR2 Plus
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 70.3%
  • 69.6%
PPI /points per inch/
  • 267 PPI
  • 401 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for V2 Viper X, R2 Plus.
SpecificationV2 Viper XR2 Plus
Rear camera, main
  • 13 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • f/2.0
  • 13 MP
  • f/2.0
  • 1/3''
  • 1.12µm
  • PDAF
Functions
  • Dual-LED flash
  • HDR
  • Dual-LED dual-tone flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 13 MP
  • Single
Specifications
  • 5 MP
  • 13 MP
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for V2 Viper X, R2 Plus.
SpecificationV2 Viper XR2 Plus
Processor CPU
  • Octa-core 1.3 GHz Cortex-A53
  • Octa-core 1.3 GHz
Graphics processor GPU
  • Mali-T720MP2
  • Mali-T720
Antutu 7 score *
  • 23923
  • 38456
GeekBench 4 Single Core * Unknown
  • 606
GeekBench 4 Multi-Core * Unknown
  • 2464
General specs
General specs — specifications for V2 Viper X, R2 Plus.
SpecificationV2 Viper XR2 Plus
Release date
  • 2015
  • October
  • 2017
  • November
Colors
  • Dark Blue
  • Golden pearl
  • Black
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 250 EUR
Unknown
Battery life
  • Stand by time- Up to 393 h (3G) Talking time- Up to 13 h 40 min (3G)
  • Stand by time- Up to 725 h (2G) / Up to 625 h (3G) Talking time- Up to 26 h (2G) / Up to 16 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for V2 Viper X, R2 Plus.
SpecificationV2 Viper XR2 Plus
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM (Micro-SIM)
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)
  • 39(1900)
  • 40(2300)
  • 41(2500) - 5007U
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 7(2600)
  • 12(700)
  • 17(700)
  • 28(700)
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 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
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • Type-C 1.0 reversible connector
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 4.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.69 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for V2 Viper X, R2 Plus.
SpecificationV2 Viper XR2 Plus
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for V2 Viper X, R2 Plus.
SpecificationV2 Viper XR2 Plus
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass