Allview V2 Viper vs verykool s450

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.

  • Display technology

    OLED versus LCD

    V2 Viper:
    OLED
    s450:
    LCD
  • Weight

    s450: 10.5 g lighter

    V2 Viper:
    143 g
    s450:
    132.5 g
  • Screen diagonal

    s450: 0.2 in smaller diagonal

    V2 Viper:
    4.7 in
    s450:
    4.5 in
  • Depth

    V2 Viper: 2 mm thinner

    V2 Viper:
    7.9 mm
    s450:
    9.9 mm
  • Height

    s450: 5.8 mm shorter

    V2 Viper:
    137.2 mm
    s450:
    131.4 mm
  • Release year

    V2 Viper:
    2015
    s450:
    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. V2 Viper

    Height:
    137.2 mm +5.8 mm versus s450
    Width:
    67 mm
    Depth:
    7.9 mm
  2. 2. s450

    Height:
    131.4 mm
    Width:
    66.8 mm
    Depth:
    9.9 mm +2 mm versus V2 Viper

Weight

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

  1. 1. V2 Viper

    143 g

    +10.5 g versus s450

  2. 2. s450

    132.5 g

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. s450

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

V2 Viper has approximately 9.1% more rectangular screen area than s450.

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, s450, compared at the same storage capacity.
StorageV2 Vipers450
16 GB 1 GB RAM Unknown
s450: Original memory entry

4 GB · 512 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. V2 Viper

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

2. s450

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

    +250 mAh versus s450

  2. 2. s450

    1750 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 Viper2. s450

Everyday essentials
Everyday essentials — specifications for V2 Viper, s450.
SpecificationV2 Vipers450
Dimensions (HxWxD)
  • 137.2 Х 67 Х 7.9 mm
  • 131.4 Х 66.8 Х 9.9 mm
Weight
  • 143 g
  • 132.5 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 4.7" inch
  • 4.5" 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
  • 4 GB
  • 512 MB 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
  • 1750 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.0 (Lollipop)
  • Android 4.2 (Jelly Bean)
Chipset
  • Mediatek MT6735 (28 nm)
Unknown
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for V2 Viper, s450.
SpecificationV2 Vipers450
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 60.9 cm2
  • 55.8 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 66.2%
  • 63.6%
PPI /points per inch/
  • 312 PPI
  • 218 PPI
Screen protection
  • Scratch-resistant glass
Unknown
Camera and Video
Camera and Video — specifications for V2 Viper, s450.
SpecificationV2 Vipers450
Rear camera, main
  • 8 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 8 MP
Functions
  • Dual-LED flash
  • HDR
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 5 MP
  • VGA
Performance

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

Performance — specifications for V2 Viper, s450.
SpecificationV2 Vipers450
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • Dual-core 1.2 GHz
Graphics processor GPU
  • Mali-T720MP2
Unknown
Antutu 7 score *
  • 23685
Unknown
General specs
General specs — specifications for V2 Viper, s450.
SpecificationV2 Vipers450
Release date
  • 2015
  • October
  • 2014
  • May
Colors
  • Blue
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
Unknown
Battery life
  • Stand by time- Up to 200 h (3G) Talking time- Up to 9 h (3G)
  • Stand by time- Up to 240 h (3G) Talking time- Up to 5 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for V2 Viper, s450.
SpecificationV2 Vipers450
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Single SIMDual SIM (dual stand-by)
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 - SIM1 & SIM 2 (optional)
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 21.1/5.76 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
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 4.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.83 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for V2 Viper, s450.
SpecificationV2 Vipers450
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for V2 Viper, s450.
SpecificationV2 Vipers450
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
  • proximity - Flashlight