Allview Viper L 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: 45 g lighter

    Viper L:
    150 g
    A407:
    105 g
  • Width

    A407: 6.3 mm narrower

    Viper L:
    71.5 mm
    A407:
    65.2 mm
  • Screen diagonal

    A407: 1.5 in smaller diagonal

    Viper L:
    5.5 in
    A407:
    4 in
  • Depth

    Viper L: 0.6 mm thinner

    Viper L:
    8.6 mm
    A407:
    9.2 mm
  • Height

    A407: 17.2 mm shorter

    Viper L:
    142 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. Viper L

    Height:
    142 mm +17.2 mm versus A407
    Width:
    71.5 mm +6.3 mm versus A407
    Depth:
    8.6 mm
  2. 2. A407

    Height:
    124.8 mm
    Width:
    65.2 mm
    Depth:
    9.2 mm +0.6 mm versus Viper L

Weight

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

  1. 1. Viper L

    150 g

    +45 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. Viper L

    Viper L: 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 Viper L, A407, compared at the same storage capacity.
StorageViper LA407
8 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. Viper L

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

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. Viper L

    1950 mAh

    +550 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. Viper L2. A407

Everyday essentials
Everyday essentials — specifications for Viper L, A407.
SpecificationViper LA407
Dimensions (HxWxD)
  • 142 Х 71.5 Х 8.6 mm
  • 124.8 Х 65.2 Х 9.2 mm
Weight
  • 150 g
  • 105 g
Technology
  • TFT
Unknown
Screen size
  • 5.5" inch
  • 4" inch
Screen resolution
  • 480 x 854 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 512 MB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1950 mAh
  • Removable Li-Ion
  • 1400 mAh
  • Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 4.2.2 (Jelly Bean)
Chipset
  • Mediatek MT6582 (28 nm)
  • RDA 8810P
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Viper L, A407.
SpecificationViper LA407
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • Super AMOLED
Unknown
Screen area
  • 68.9 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 67.9%
  • 56.0%
PPI /points per inch/
  • 196 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Viper L, A407.
SpecificationViper LA407
Rear camera, main
  • 5 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 2 MP
Functions
  • Dual-LED flash
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 2 MP
  • 1.3 MP
Performance
Performance — specifications for Viper L, A407.
SpecificationViper LA407
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • 1.0 GHz
Graphics processor GPU
  • Mali-400MP2 Z525 -Mali-T720MP2 Z528
  • Mali-400
General specs
General specs — specifications for Viper L, A407.
SpecificationViper LA407
Release date
  • 2015
  • February
  • 2015
  • May
Colors
  • Black
  • White
  • Silver
  • White
  • Light Blue
  • Dark Blue
  • Gold
Battery life
  • Stand by time- Up to 195 h Talking time- Up to 8 h 30 min
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Viper L, A407.
SpecificationViper LA407
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 21.1/11.5 Mbps
  • HSPA
GPRS
  • Class 12
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • 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 - 0.76 W/kg (head) 1.37 W/kg (body)
  • SAR EU - 0.80 W/kg (head) 0.88 W/kg (body)
Music and Audio
Music and Audio — specifications for Viper L, A407.
SpecificationViper LA407
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Viper L, A407.
SpecificationViper LA407
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Accelerometer