Allview V2 Viper vs Coolpad Defiant

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.

  • Weight

    V2 Viper: 41.3 g lighter

    V2 Viper:
    143 g
    Defiant:
    184.3 g
  • Width

    V2 Viper: 4.4 mm narrower

    V2 Viper:
    67 mm
    Defiant:
    71.4 mm
  • Screen diagonal

    V2 Viper: 0.3 in smaller diagonal

    V2 Viper:
    4.7 in
    Defiant:
    5 in
  • Chipset

    V2 Viper:
    Mediatek MT6735 (28 nm)
    Defiant:
    Qualcomm MSM8917 Snapdragon 425 (28 nm)
  • Depth

    V2 Viper: 2.3 mm thinner

    V2 Viper:
    7.9 mm
    Defiant:
    10.2 mm
  • Height

    V2 Viper: 7.3 mm shorter

    V2 Viper:
    137.2 mm
    Defiant:
    144.5 mm

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

    Height:
    137.2 mm
    Width:
    67 mm
    Depth:
    7.9 mm
  2. 2. Defiant

    Height:
    144.5 mm +7.3 mm versus V2 Viper
    Width:
    71.4 mm +4.4 mm versus V2 Viper
    Depth:
    10.2 mm +2.3 mm versus V2 Viper

Weight

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

  1. 1. V2 Viper

    143 g

  2. 2. Defiant

    184.3 g

    +41.3 g versus V2 Viper

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

    Screen diagonal:
    4.7 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    60.9 cm²
  2. 2. Defiant

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

Defiant has approximately 13.2% more rectangular screen area than V2 Viper.

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, Defiant, compared at the same storage capacity.
StorageV2 ViperDefiant
8 GB Not recorded 1 GB RAM
16 GB 1 GB RAM Not recorded

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

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

2. Defiant

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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

    2000 mAh

  2. 2. Defiant

    2450 mAh

    +450 mAh versus V2 Viper

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 Viper2. Defiant

Everyday essentials
Everyday essentials — specifications for V2 Viper, Defiant.
SpecificationV2 ViperDefiant
Dimensions (HxWxD)
  • 137.2 Х 67 Х 7.9 mm
  • 144.5 Х 71.4 Х 10.2 mm
Weight
  • 143 g
  • 184.3 g
Technology
  • Super AMOLED
Unknown
Screen size
  • 4.7" inch
  • 5" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 1 GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 256 GB
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Removable Li-Ion
  • 2450 mAh
  • Li-Ion
Operating system OS
  • Android 5.0 (Lollipop)
  • Android 7.0 (Nougat)
Chipset
  • Mediatek MT6735 (28 nm)
  • Qualcomm MSM8917 Snapdragon 425 (28 nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for V2 Viper, Defiant.
SpecificationV2 ViperDefiant
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%
  • 66.8%
PPI /points per inch/
  • 312 PPI
  • 196 PPI
Screen protection
  • Scratch-resistant glass
Unknown
Camera and Video
Camera and Video — specifications for V2 Viper, Defiant.
SpecificationV2 ViperDefiant
Rear camera, main
  • 8 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 5 MP
  • AF
Functions
  • Dual-LED flash
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • 720p@24fps
Front camera, selfie
  • 5 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 5 MP
  • 2 MP
Performance

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

Performance — specifications for V2 Viper, Defiant.
SpecificationV2 ViperDefiant
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • Quad-core 1.4 GHz Cortex-A53
Graphics processor GPU
  • Mali-T720MP2
  • Adreno 306
Antutu 7 score *
  • 23685
  • 30520
General specs
General specs — specifications for V2 Viper, Defiant.
SpecificationV2 ViperDefiant
Release date
  • 2015
  • October
  • 2017
  • June
Colors
  • Blue
  • White
  • Storm Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
  • 100 USD
Battery life
  • Stand by time- Up to 200 h (3G) Talking time- Up to 9 h (3G)
  • Stand by time- Up to 216 h (3G) Talking time- Up to 15 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for V2 Viper, Defiant.
SpecificationV2 ViperDefiant
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • 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)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 1700(AWS) / 1900 -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 12(700)
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 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
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 4.2
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.83 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for V2 Viper, Defiant.
SpecificationV2 ViperDefiant
Radio
  • FM radio
  • No
Other features
Other features — specifications for V2 Viper, Defiant.
SpecificationV2 ViperDefiant
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