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Allview V4 Viper Pro vs Energizer Ultimate U650S

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

      Ultimate U650S: 5.5 mm narrower

      V4 Viper Pro:
      82 mm
      Ultimate U650S:
      76.5 mm

    • Screen diagonal

      Ultimate U650S: 0.3 in smaller diagonal

      V4 Viper Pro:
      6.8 in
      Ultimate U650S:
      6.5 in

    • Chipset

      V4 Viper Pro:
      Mediatek MT6739 (28 nm)
      Ultimate U650S:
      Mediatek MT6762 Helio P22 (12 nm)

    • Depth

      Ultimate U650S: 0.6 mm thinner

      V4 Viper Pro:
      8.8 mm
      Ultimate U650S:
      8.2 mm

    • Height

      Ultimate U650S: 8.5 mm shorter

      V4 Viper Pro:
      171 mm
      Ultimate U650S:
      162.5 mm

    • Release year

      V4 Viper Pro:
      2020
      Ultimate U650S:
      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.

    1. 1. V4 Viper Pro

      Height:
      171 mm +8.5 mm versus Ultimate U650S
      Width:
      82 mm +5.5 mm versus Ultimate U650S
      Depth:
      8.8 mm +0.6 mm versus Ultimate U650S
      Weight:
      191.6 g

    2. 2. Ultimate U650S

      Height:
      162.5 mm
      Width:
      76.5 mm
      Depth:
      8.2 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. V4 Viper Pro

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

    2. 2. Ultimate U650S

      Screen diagonal:
      6.5 in
      Aspect ratio (height:width):
      18.5:9
      Approximate rectangular screen area:
      107.2 cm²

    V4 Viper Pro has approximately 7.6% more rectangular screen area than Ultimate U650S.

    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, Ultimate U650S, compared at the same storage capacity.
    StorageV4 Viper ProUltimate U650S
    32 GB 2 GB RAM Unknown
    Ultimate U650S: Original memory entry

    128 GB · 512GB 4GB

    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. Ultimate U650S

    NFC:
    Unknown
    Headphone jack:
    No
    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. V4 Viper Pro

      3500 mAh

    2. 2. Ultimate U650S

      3500 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. Ultimate U650S

    Everyday essentials
    Everyday essentials — specifications for V4 Viper Pro, Ultimate U650S.
    SpecificationV4 Viper ProUltimate U650S
    Dimensions (HxWxD)
    • 171 Х 82 Х 8.8 mm
    • 162.5 Х 76.5 Х 8.2 mm
    Weight
    • 191.6 g
    • 0 g
    Technology
    • IPS LCD
    • IPS LCD
    Screen size
    • 6.8" inch
    • 6.5" inch
    Screen resolution
    • 640 x 1352 px
    • 720 x 1480 px
    Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
    • 32GB 2GB RAM
    • 128 GB
    • 512GB 4GB
    Memory card support
    • microSD
    • up to 128 GB (uses shared SIM slot)
    • microSD
    • up to 256 GB (uses SIM 2 slot)
    Battery Capacity is not battery life. No endurance test is implied.
    • 3500 mAh
    • Non-removable Li-Po
    • 3500 mAh
    • Non-removable Li-Ion
    Operating system OS
    • Android 9.0 (Pie)
    • Android 9.0 (Pie)
    Chipset
    • Mediatek MT6739 (28 nm)
    • Mediatek MT6762 Helio P22 (12 nm)
    NFC
    • Super AMOLED
    		 Unknown
    Headphone jack
    • Yes
    • No
    Display
    Display — specifications for V4 Viper Pro, Ultimate U650S.
    SpecificationV4 Viper ProUltimate U650S
    Touchscreen
    • capacitive touchscreen
    • capacitive touchscreen
    Display colors
    • 16M
    • 16M
    Screen area
    • 115.4 cm2
    • 107.2 cm2
    Screen format
    • 19:9 (height:width)
    • 18.5:9 (height:width)
    Screen to body ratio
    • 82.3%
    • 86.3%
    PPI /points per inch/
    • 220 PPI
    • 253 PPI
    Camera and Video
    Camera and Video — specifications for V4 Viper Pro, Ultimate U650S.
    SpecificationV4 Viper ProUltimate U650S
    Rear camera, main
    • 13 MP
    • Dual-LED flash
    • 16 MP
    • Dual
    Camera specs
    • 13 MP
    • AF -0.3 MP
    • (ultrawide/depth sensor)
    • 16 MP
    • PDAF -2 MP
    • depth sensor
    Functions
    • Dual-LED flash
    • Dual-LED dual-tone flash
    • panorama
    • HDR
    Video
    • 1080p@30fps
    • 1080p
    Front camera, selfie
    • 8 MP
    • Single
    • 16 MP
    • Single
    Specifications
    • 8 MP
    • 16 MP
    Performance
    Performance — specifications for V4 Viper Pro, Ultimate U650S.
    SpecificationV4 Viper ProUltimate U650S
    Processor CPU
    • Quad-core 1.3 GHz Cortex-A53
    • Octa-core 2.0 GHz Cortex-A53
    Graphics processor GPU
    • PowerVR GE8100
    • PowerVR GE8320
    General specs
    General specs — specifications for V4 Viper Pro, Ultimate U650S.
    SpecificationV4 Viper ProUltimate U650S
    Release date
    • 2020
    • January
    • 2019
    • January
    Colors
    • Dark Grey
    		 Unknown
    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, Ultimate U650S.
    SpecificationV4 Viper ProUltimate U650S
    SIM card
    • Dual SIM (Nano-SIM
    • dual stand-by)
    • Hybrid 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 / 2100-4G - LTE band 1(2100)
    • 3(1800)
    • 7(2600)
    • 20(800)
    • 38(2600)
    • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
    • 3(1800)
    • 5(850)
    • 7(2600)
    • 8(900)
    • 20(800)
    • 40(2300)
    Speed
    • HSPA 21.1/5.76 Mbps
    • LTE Cat4 150/50 Mbps
    • HSPA
    • LTE-A
    GPRS
    • Yes
    • Yes
    Edge
    • Yes
    • Yes
    Wi-Fi
    • Wi-Fi 802.11 b/g/n
    • hotspot
    • Wi-Fi 802.11 a/b/g/n/ac
    • dual-band
    • Wi-Fi Direct
    • hotspot
    GPS
    • Yes
    • with A-GPS
    • GLONASS
    • Yes
    • with A-GPS
    • GLONASS
    USB
    • microUSB 2.0
    • 2.0
    • Type-C 1.0 reversible connector
    • USB On-The-Go
    Bluetooth
    • 4.0
    • A2DP
    • 5.0
    • A2DP
    • LE
    Harmful irradiation
    • SAR EU - 1.20 W/kg (head)
    		 Unknown
    Music and Audio
    Music and Audio — specifications for V4 Viper Pro, Ultimate U650S.
    SpecificationV4 Viper ProUltimate U650S
    Radio
    • FM radio
    • FM radio
    Others Unknown
    • Active noise cancellation with dedicated mic
    Other features
    Other features — specifications for V4 Viper Pro, Ultimate U650S.
    SpecificationV4 Viper ProUltimate U650S
    Dop
    • Sensors Fingerprint (rear-mounted)
    • Sensors Accelerometer
    • proximity - Battery charging 10W - For Europe
    • Sensors Fingerprint (rear-mounted)
    • accelerometer
    • gyro
    • proximity
    • compass