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Allview V4 Viper Pro vs ZTE Open II

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

      Open II: 21 mm narrower

      V4 Viper Pro:
      82 mm
      Open II:
      61 mm

    • Screen diagonal

      Open II: 3.3 in smaller diagonal

      V4 Viper Pro:
      6.8 in
      Open II:
      3.5 in

    • Chipset

      V4 Viper Pro:
      Mediatek MT6739 (28 nm)
      Open II:
      Qualcomm MSM8210 Snapdragon 200 (28 nm)

    • Depth

      V4 Viper Pro: 1.7 mm thinner

      V4 Viper Pro:
      8.8 mm
      Open II:
      10.5 mm

    • Height

      Open II: 53 mm shorter

      V4 Viper Pro:
      171 mm
      Open II:
      118 mm

    • Release year

      V4 Viper Pro:
      2020
      Open II:
      2014

    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. V4 Viper Pro

      Height:
      171 mm +53 mm versus Open II
      Width:
      82 mm +21 mm versus Open II
      Depth:
      8.8 mm
      Weight:
      191.6 g

    2. 2. Open II

      Height:
      118 mm
      Width:
      61 mm
      Depth:
      10.5 mm +1.7 mm versus V4 Viper Pro
      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. V4 Viper Pro

      Screen diagonal:
      6.8 in
      Aspect ratio (height:width):
      19:9
      Approximate rectangular screen area:
      115.4 cm²

    2. 2. Open II

      Screen diagonal:
      3.5 in
      Aspect ratio (height:width):
      3:2
      Approximate rectangular screen area:
      36.5 cm²

    V4 Viper Pro has approximately 216.4% more rectangular screen area than Open II.

    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 V4 Viper Pro, Open II, compared at the same storage capacity.
    StorageV4 Viper ProOpen II
    32 GB 2 GB RAM Unknown
    Open II: Original memory entry

    2 GB · 256 MB 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. V4 Viper Pro

    NFC:
    See details Super AMOLED
    Headphone jack:
    Yes
    Memory card support:
    See details microSD · up to 128 GB (uses shared SIM slot)

    2. Open II

    NFC:
    Unknown
    Headphone jack:
    Yes
    Memory card support:
    See details microSD · up to 32 GB (dedicated 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. V4 Viper Pro

      3500 mAh

      +2350 mAh versus Open II

    2. 2. Open II

      1150 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. V4 Viper Pro2. Open II

    Everyday essentials
    Everyday essentials — specifications for V4 Viper Pro, Open II.
    SpecificationV4 Viper ProOpen II
    Dimensions (HxWxD)
    • 171 Х 82 Х 8.8 mm
    • 118 Х 61 Х 10.5 mm
    Weight
    • 191.6 g
    • 0 g
    Technology
    • IPS LCD
    • TFT
    Screen size
    • 6.8" inch
    • 3.5" inch
    Screen resolution
    • 640 x 1352 px
    • 320 x 480 px
    Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
    • 32GB 2GB RAM
    • 2 GB
    • 256 MB RAM
    Memory card support
    • microSD
    • up to 128 GB (uses shared SIM slot)
    • microSD
    • up to 32 GB (dedicated slot)
    Battery Capacity is not battery life. No endurance test is implied.
    • 3500 mAh
    • Non-removable Li-Po
    • 1150 mAh
    • Removable Li-Ion
    Operating system OS
    • Android 9.0 (Pie)
    • Firefox OS 1.3
    Chipset
    • Mediatek MT6739 (28 nm)
    • Qualcomm MSM8210 Snapdragon 200 (28 nm)
    NFC
    • Super AMOLED
    		 Unknown
    Headphone jack
    • Yes
    • Yes
    Display
    Display — specifications for V4 Viper Pro, Open II.
    SpecificationV4 Viper ProOpen II
    Touchscreen
    • capacitive touchscreen
    • capacitive touchscreen
    Display colors
    • 16M
    		 Unknown
    Screen area
    • 115.4 cm2
    • 36.5 cm2
    Screen format
    • 19:9 (height:width)
    • 3:2 (height:width)
    Screen to body ratio
    • 82.3%
    • 50.7%
    PPI /points per inch/
    • 220 PPI
    • 165 PPI
    Camera and Video
    Camera and Video — specifications for V4 Viper Pro, Open II.
    SpecificationV4 Viper ProOpen II
    Rear camera, main
    • 13 MP
    • Dual-LED flash
    • 2 MP
    • Single
    Camera specs
    • 13 MP
    • AF -0.3 MP
    • (ultrawide/depth sensor)
    • 2 MP
    Functions
    • Dual-LED flash
    		 Unknown
    Video
    • 1080p@30fps
    • Yes
    Front camera, selfie
    • 8 MP
    • Single
    • 0 MP,
    Specifications
    • 8 MP
    		 Unknown
    Performance

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

    Performance — specifications for V4 Viper Pro, Open II.
    SpecificationV4 Viper ProOpen II
    Processor CPU
    • Quad-core 1.3 GHz Cortex-A53
    • Dual-core 1.2 GHz Cortex-A7
    Graphics processor GPU
    • PowerVR GE8100
    • Adreno 302
    Antutu 7 score * Unknown
    • 12396
    General specs
    General specs — specifications for V4 Viper Pro, Open II.
    SpecificationV4 Viper ProOpen II
    Release date
    • 2020
    • January
    • 2014
    • February
    Colors
    • Dark Grey
    • Black
    Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
    • 170 EUR
    		 Unknown
    Communication and Connectivity
    Communication and Connectivity — specifications for V4 Viper Pro, Open II.
    SpecificationV4 Viper ProOpen II
    SIM card
    • Dual SIM (Nano-SIM
    • dual stand-by)
    • Micro-SIM
    Network
    • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE band 1(2100)
    • 3(1800)
    • 7(2600)
    • 20(800)
    • 38(2600)
    • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
    Speed
    • HSPA 21.1/5.76 Mbps
    • LTE Cat4 150/50 Mbps
    • HSPA
    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
    • GLONASS
    		 Unknown
    USB
    • microUSB 2.0
    • microUSB 2.0
    Bluetooth
    • 4.0
    • A2DP
    • 2.1
    Harmful irradiation
    • SAR EU - 1.20 W/kg (head)
    		 Unknown
    Music and Audio
    Music and Audio — specifications for V4 Viper Pro, Open II.
    SpecificationV4 Viper ProOpen II
    Radio
    • FM radio
    • FM radio
    Other features
    Other features — specifications for V4 Viper Pro, Open II.
    SpecificationV4 Viper ProOpen II
    Dop
    • Sensors Fingerprint (rear-mounted)
    • Sensors Accelerometer
    • proximity - Battery charging 10W - For Europe
    • Sensors Accelerometer MP3/AAC+/WAV player -MP4/H.264 player -Photo viewer -Predictive text input