Allview V2 Viper i vs Celkon A407

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

    A407: 48 g lighter

    V2 Viper i:
    153 g
    A407:
    105 g
  • Width

    A407: 6.8 mm narrower

    V2 Viper i:
    72 mm
    A407:
    65.2 mm
  • Screen diagonal

    A407: 1.5 in smaller diagonal

    V2 Viper i:
    5.5 in
    A407:
    4 in
  • Height

    A407: 18.5 mm shorter

    V2 Viper i:
    143.3 mm
    A407:
    124.8 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 i

    Height:
    143.3 mm +18.5 mm versus A407
    Width:
    72 mm +6.8 mm versus A407
    Depth:
    8.9 mm
  2. 2. A407

    Height:
    124.8 mm
    Width:
    65.2 mm
    Depth:
    9.2 mm

Weight

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

  1. 1. V2 Viper i

    153 g

    +48 g versus A407

  2. 2. A407

    105 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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. V2 Viper i

    V2 Viper i: Screen geometry unavailable or conflicting.

  2. 2. A407

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²

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 i, A407, compared at the same storage capacity.
StorageV2 Viper iA407
16 GB 1 GB RAM Unknown
A407: Original memory entry

512 MB · 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. V2 Viper i

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

2. A407

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 i

    2000 mAh

    +600 mAh versus A407

  2. 2. A407

    1400 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 i2. A407

Everyday essentials
Everyday essentials — specifications for V2 Viper i, A407.
SpecificationV2 Viper iA407
Dimensions (HxWxD)
  • 143.3 Х 72 Х 8.9 mm
  • 124.8 Х 65.2 Х 9.2 mm
Weight
  • 153 g
  • 105 g
Technology
  • IPS LCD
Unknown
Screen size
  • 5.5" inch
  • 4" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 1 GB RAM
  • 512 MB
  • 256 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
  • 1400 mAh
  • Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 4.2.2 (Jelly Bean)
Chipset
  • Mediatek MT6580 (28 nm)
  • RDA 8810P
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for V2 Viper i, A407.
SpecificationV2 Viper iA407
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 68.9 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 133.5 Х 66.8 Х 7.4 mm
  • 56.0%
PPI /points per inch/
  • 294 PPI
  • 233 PPI
Screen protection
  • Asahi Dragontrail Glass
Unknown
Camera and Video
Camera and Video — specifications for V2 Viper i, A407.
SpecificationV2 Viper iA407
Rear camera, main
  • 5 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 2 MP
Functions
  • Dual-LED flash
  • HDR
  • LED flash
Video
  • 720p@30fps
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 2 MP
  • 1.3 MP
Performance

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

Performance — specifications for V2 Viper i, A407.
SpecificationV2 Viper iA407
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • 1.0 GHz
Graphics processor GPU
  • Mali-400MP2 Z525 -Mali-T720MP2 Z528
  • Mali-400
Antutu 7 score *
  • 24725
Unknown
General specs
General specs — specifications for V2 Viper i, A407.
SpecificationV2 Viper iA407
Release date
  • 2015
  • December
  • 2015
  • May
Colors
  • Black
  • White
  • Silver
  • White
  • Light Blue
  • Dark Blue
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
Unknown
Battery life
  • Stand by time- Up to 200 h (3G) Talking time- Up to 8 h 20 min (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for V2 Viper i, A407.
SpecificationV2 Viper iA407
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA
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
GPS
  • Yes
  • with A-GPS
  • Yes
USB
  • microUSB 2.0
  • microUSB
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 2.0
Harmful irradiation
  • SAR EU - 0.79 W/kg (head) 0.87 W/kg (body)
  • SAR EU - 0.80 W/kg (head) 0.88 W/kg (body)
Music and Audio
Music and Audio — specifications for V2 Viper i, A407.
SpecificationV2 Viper iA407
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for V2 Viper i, A407.
SpecificationV2 Viper iA407
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Accelerometer