Allview V2 Viper Xe vs Xolo Black 1X

Compare recorded specifications, size and practical differences.

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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.

  • Width

    Black 1X: 4.6 mm narrower

    V2 Viper Xe:
    76.6 mm
    Black 1X:
    72 mm
  • Screen diagonal

    Black 1X: 0.5 in smaller diagonal

    V2 Viper Xe:
    5.5 in
    Black 1X:
    5 in
  • Chipset

    V2 Viper Xe:
    Mediatek MT6737 (28 nm)
    Black 1X:
    Mediatek MT6753 (28 nm)
  • Depth

    Black 1X: 1.6 mm thinner

    V2 Viper Xe:
    9.2 mm
    Black 1X:
    7.6 mm
  • Height

    Black 1X: 9.8 mm shorter

    V2 Viper Xe:
    154.4 mm
    Black 1X:
    144.6 mm
  • Release year

    V2 Viper Xe:
    2016
    Black 1X:
    2015

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 Xe

    Height:
    154.4 mm +9.8 mm versus Black 1X
    Width:
    76.6 mm +4.6 mm versus Black 1X
    Depth:
    9.2 mm +1.6 mm versus Black 1X
    Weight:
    178 g
  2. 2. Black 1X

    Height:
    144.6 mm
    Width:
    72 mm
    Depth:
    7.6 mm
    Weight:
    Unknown

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 Xe

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. Black 1X

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

V2 Viper Xe has approximately 21% more rectangular screen area than Black 1X.

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 Xe, Black 1X, compared at the same storage capacity.
StorageV2 Viper XeBlack 1X
16 GB 3 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 Xe

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

2. Black 1X

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 slot)

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 Xe

    3150 mAh

    +750 mAh versus Black 1X

  2. 2. Black 1X

    2400 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 Xe2. Black 1X

Everyday essentials
Everyday essentials — specifications for V2 Viper Xe, Black 1X.
SpecificationV2 Viper XeBlack 1X
Dimensions (HxWxD)
  • 154.4 Х 76.6 Х 9.2 mm
  • 144.6 Х 72 Х 7.6 mm
Weight
  • 178 g
  • 0 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 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
  • 3 GB RAM
  • 32 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 256 GB
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3150 mAh
  • Non-removable Li-Po
  • 2400 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 5.1 (Lollipop)
  • upgradable to 6.0 (Marshmallow); HIVE Atlas UI
Chipset
  • Mediatek MT6737 (28 nm)
  • Mediatek MT6753 (28 nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for V2 Viper Xe, Black 1X.
SpecificationV2 Viper XeBlack 1X
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 142 Х 70.5 Х 8.6 mm
  • 66.2%
PPI /points per inch/
  • 267 PPI
  • 441 PPI
Screen protection
  • Corning Gorilla Glass 3
  • Asahi Dragontrail Glass
Camera and Video
Camera and Video — specifications for V2 Viper Xe, Black 1X.
SpecificationV2 Viper XeBlack 1X
Rear camera, main
  • 13 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 13 MP
  • PDAF & laser AF
  • 13 MP
  • PDAF
Functions
  • Dual-LED flash
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 8 MP
  • 5 MP
Performance

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

Performance — specifications for V2 Viper Xe, Black 1X.
SpecificationV2 Viper XeBlack 1X
Processor CPU
  • Quad-core 1.45 GHz Cortex-A53
  • Octa-core 1.3 GHz Cortex-A53
Graphics processor GPU
  • Mali-T720MP2
  • Mali-T720MP3
Antutu 7 score *
  • 29568
Unknown
GeekBench 4 Single Core * Unknown
  • 617
GeekBench 4 Multi-Core * Unknown
  • 2697
General specs
General specs — specifications for V2 Viper Xe, Black 1X.
SpecificationV2 Viper XeBlack 1X
Release date
  • 2016
  • October
  • 2015
  • October
Colors
  • Gold
  • Blue
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 140 EUR
Battery life
  • Stand by time- Up to 310 h (3G) Talking time- Up to 15 h (3G)
  • Stand by time- Up to 394 h (2G) / Up to 354 h (3G) Talking time- Up to 27 h (2G) / Up to 12 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for V2 Viper Xe, Black 1X.
SpecificationV2 Viper XeBlack 1X
SIM card
  • Dual SIM (Micro-SIM/Nano-SIM
  • dual stand-by)
  • Hybrid Dual 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)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - 5007U
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE 1800 TD-LTE 2300
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/7.2 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 4.0
  • A2DP
Harmful irradiation Unknown
  • SAR EU - 0.09 W/kg (head) 0.14 W/kg (body)
Music and Audio
Music and Audio — specifications for V2 Viper Xe, Black 1X.
SpecificationV2 Viper XeBlack 1X
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for V2 Viper Xe, Black 1X.
SpecificationV2 Viper XeBlack 1X
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
  • gyro
  • proximity
  • compass - For India