Allview V1 Viper S 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: 45.5 g lighter

    V1 Viper S:
    143.5 g
    A66:
    98 g
  • Width

    A66: 4.6 mm narrower

    V1 Viper S:
    71.8 mm
    A66:
    67.2 mm
  • Screen diagonal

    A66: 1 in smaller diagonal

    V1 Viper S:
    5.5 in
    A66:
    4.5 in
  • Depth

    V1 Viper S: 2.1 mm thinner

    V1 Viper S:
    8.9 mm
    A66:
    11 mm
  • Height

    A66: 8 mm shorter

    V1 Viper S:
    144 mm
    A66:
    136 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. V1 Viper S

    Height:
    144 mm +8 mm versus A66
    Width:
    71.8 mm +4.6 mm versus A66
    Depth:
    8.9 mm
  2. 2. A66

    Height:
    136 mm
    Width:
    67.2 mm
    Depth:
    11 mm +2.1 mm versus V1 Viper S

Weight

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

  1. 1. V1 Viper S

    143.5 g

    +45.5 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.

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

  1. 1. V1 Viper S

    V1 Viper S: Screen geometry unavailable or conflicting.

  2. 2. A66

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 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 V1 Viper S, A66, compared at the same storage capacity.
StorageV1 Viper SA66
16 GB 2 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 S

NFC:
Yes
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 S

    2500 mAh

    +500 mAh versus A66

  2. 2. A66

    2000 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. V1 Viper S2. A66

Everyday essentials
Everyday essentials — specifications for V1 Viper S, A66.
SpecificationV1 Viper SA66
Dimensions (HxWxD)
  • 144 Х 71.8 Х 8.9 mm
  • 136 Х 67.2 Х 11 mm
Weight
  • 143.5 g
  • 98 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.5" 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
  • 2 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.
  • 2500 mAh
  • Removable Li-Ion
  • 2000 mAh
  • Li-Ion
Operating system OS
  • Android 4.3 (Jelly Bean)
  • Android 4.1.2 (Jelly Bean)
Chipset
  • Qualcomm MSM8228 Snapdragon 400 (28 nm)
Unknown
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for V1 Viper S, A66.
SpecificationV1 Viper SA66
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 68.9 cm2
  • 55.8 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 136 Х 66.7 Х 9.9 mm
  • 61.1%
PPI /points per inch/
  • 294 PPI
  • 218 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for V1 Viper S, A66.
SpecificationV1 Viper SA66
Rear camera, main
  • 13 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • 3.15 MP
Functions
  • Dual-LED flash
  • HDR
  • panorama
  • LED flash
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 V1 Viper S, A66.
SpecificationV1 Viper SA66
Processor CPU
  • Quad-core 1.4 GHz Cortex-A7
  • Dual-core 1.2 GHz
Graphics processor GPU
  • Adreno 305
Unknown
Antutu 7 score *
  • 21903
Unknown
General specs
General specs — specifications for V1 Viper S, A66.
SpecificationV1 Viper SA66
Release date
  • 2014
  • February
  • 2014
Colors
  • Black
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 310 EUR
Unknown
Battery life
  • Stand by time- Up to 277 h Talking time- Up to 9 h
  • Stand by time- Up to 160 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for V1 Viper S, A66.
SpecificationV1 Viper SA66
SIM card
  • Dual SIM (Mini-SIM/ Micro-SIM)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Unknown
Speed
  • HSPA 42.2/5.76 Mbps
Unknown
GPRS
  • Class 12
  • Yes
Edge
  • Class 10
  • 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
USB
  • microUSB 2.0
  • microUSB
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 2.0
Harmful irradiation Unknown
  • SAR EU - 0.38 W/kg (head) 0.47 W/kg (body)
Music and Audio
Music and Audio — specifications for V1 Viper S, A66.
SpecificationV1 Viper SA66
Radio
  • FM radio
  • FM radio
Others
  • DTS sound -Yamaha Audio Amplifier -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for V1 Viper S, A66.
SpecificationV1 Viper SA66
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity