Allview V1 Viper i4G vs Celkon A66

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

    A66: 51.9 g lighter

    V1 Viper i4G:
    149.9 g
    A66:
    98 g
  • Width

    A66: 1.1 mm narrower

    V1 Viper i4G:
    68.3 mm
    A66:
    67.2 mm
  • Screen diagonal

    A66: 0.2 in smaller diagonal

    V1 Viper i4G:
    4.7 in
    A66:
    4.5 in
  • Depth

    V1 Viper i4G: 1.4 mm thinner

    V1 Viper i4G:
    9.6 mm
    A66:
    11 mm
  • Release year

    V1 Viper i4G:
    2015
    A66:
    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. V1 Viper i4G

    Height:
    137.3 mm
    Width:
    68.3 mm +1.1 mm versus A66
    Depth:
    9.6 mm
  2. 2. A66

    Height:
    136 mm
    Width:
    67.2 mm
    Depth:
    11 mm +1.4 mm versus V1 Viper i4G

Weight

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

  1. 1. V1 Viper i4G

    149.9 g

    +51.9 g versus A66

  2. 2. A66

    98 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. V1 Viper i4G

    Screen diagonal:
    4.7 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    60.9 cm²
  2. 2. A66

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

V1 Viper i4G has approximately 9.1% more rectangular screen area than A66.

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 V1 Viper i4G, A66, compared at the same storage capacity.
StorageV1 Viper i4GA66
8 GB 1 GB RAM Unknown
A66: 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. V1 Viper i4G

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

2. A66

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. V1 Viper i4G

    1800 mAh

  2. 2. A66

    2000 mAh

    +200 mAh versus V1 Viper i4G

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. V1 Viper i4G2. A66

Everyday essentials
Everyday essentials — specifications for V1 Viper i4G, A66.
SpecificationV1 Viper i4GA66
Dimensions (HxWxD)
  • 137.3 Х 68.3 Х 9.6 mm
  • 136 Х 67.2 Х 11 mm
Weight
  • 149.9 g
  • 98 g
Technology
  • TFT
  • TFT
Screen size
  • 4.7" inch
  • 4.5" inch
Screen resolution
  • 480 x 854 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 4 GB
  • 512 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.
  • 1800 mAh
  • Removable Li-Po
  • 2000 mAh
  • Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 4.1.2 (Jelly Bean)
Chipset
  • Mediatek MT6582 (28 nm)
Unknown
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for V1 Viper i4G, A66.
SpecificationV1 Viper i4GA66
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • Super AMOLED
Unknown
Screen area
  • 60.9 cm2
  • 55.8 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 164.9 Х 75.8 Х 8.4 mm
  • 61.1%
PPI /points per inch/
  • 208 PPI
  • 218 PPI
Screen protection
  • Asahi Dragontrail Glass
Unknown
Camera and Video
Camera and Video — specifications for V1 Viper i4G, A66.
SpecificationV1 Viper i4GA66
Rear camera, main
  • 5 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 3.15 MP
Functions
  • Dual-LED flash
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 2 MP
  • VGA
Performance
Performance — specifications for V1 Viper i4G, A66.
SpecificationV1 Viper i4GA66
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Dual-core 1.2 GHz
Graphics processor GPU
  • Mali-400MP2 Z525 -Mali-T720MP2 Z528
Unknown
General specs
General specs — specifications for V1 Viper i4G, A66.
SpecificationV1 Viper i4GA66
Release date
  • 2015
  • 2014
Colors
  • Black
  • White
  • White
  • Black
Battery life
  • Stand by time- Up to 180 h Talking time- Up to 8 h 20 min
  • Stand by time- Up to 160 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for V1 Viper i4G, A66.
SpecificationV1 Viper i4GA66
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 band 1(2100)
  • 3(1800)
  • 7(2600)
  • 20(800)
Unknown
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
Unknown
GPRS
  • Class 12
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
USB
  • microUSB 2.0
  • microUSB
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 2.0
Harmful irradiation
  • SAR EU - 0.44 W/kg (head) 0.41 W/kg (body)
  • SAR EU - 0.38 W/kg (head) 0.47 W/kg (body)
Music and Audio
Music and Audio — specifications for V1 Viper i4G, A66.
SpecificationV1 Viper i4GA66
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for V1 Viper i4G, A66.
SpecificationV1 Viper i4GA66
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity