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Allview Viper E vs Micromax A28 Bolt

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    A28 Bolt: 33.5 g lighter

    Viper E:
    122.5 g
    A28 Bolt:
    89 g
  • Width

    A28 Bolt: 2.5 mm narrower

    Viper E:
    65 mm
    A28 Bolt:
    62.5 mm
  • Screen diagonal

    A28 Bolt: 1 in smaller diagonal

    Viper E:
    4.5 in
    A28 Bolt:
    3.5 in
  • Depth

    Viper E: 4.7 mm thinner

    Viper E:
    7.8 mm
    A28 Bolt:
    12.5 mm
  • Height

    A28 Bolt: 14.1 mm shorter

    Viper E:
    131 mm
    A28 Bolt:
    116.9 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 E

    Height:
    131 mm +14.1 mm versus A28 Bolt
    Width:
    65 mm +2.5 mm versus A28 Bolt
    Depth:
    7.8 mm
  2. 2. A28 Bolt

    Height:
    116.9 mm
    Width:
    62.5 mm
    Depth:
    12.5 mm +4.7 mm versus Viper E

Weight

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

  1. 1. Viper E

    122.5 g

    +33.5 g versus A28 Bolt

  2. 2. A28 Bolt

    89 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. Viper E

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. A28 Bolt

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²

Viper E has approximately 53% more rectangular screen area than A28 Bolt.

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 E, A28 Bolt, compared at the same storage capacity.
StorageViper EA28 Bolt
8 GB 1 GB RAM Unknown
A28 Bolt: 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 E

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

2. A28 Bolt

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

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 E

    1800 mAh

    +300 mAh versus A28 Bolt

  2. 2. A28 Bolt

    1500 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 E2. A28 Bolt

Everyday essentials
Everyday essentials — specifications for Viper E, A28 Bolt.
SpecificationViper EA28 Bolt
Dimensions (HxWxD)
  • 131 Х 65 Х 7.8 mm
  • 116.9 Х 62.5 Х 12.5 mm
Weight
  • 122.5 g
  • 89 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 4.5" inch
  • 3.5" inch
Screen resolution
  • 480 x 854 px
  • 320 x 480 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 (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1800 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.0 (Lollipop)
  • Android 2.3 (Gingerbread)
Chipset
  • Mediatek MT6582 (28 nm)
Unknown
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Viper E, A28 Bolt.
SpecificationViper EA28 Bolt
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • Super AMOLED
  • 65K
Screen area
  • 55.8 cm2
  • 36.5 cm2
Screen format
  • 16:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 127.3 Х 65.5 Х 10 mm
  • 49.9%
PPI /points per inch/
  • 218 PPI
  • 165 PPI
Screen protection
  • Asahi Dragontrail Glass
Unknown
Camera and Video
Camera and Video — specifications for Viper E, A28 Bolt.
SpecificationViper EA28 Bolt
Rear camera, main
  • 8 MP
  • Single
  • 0.3 MP
  • Single
Camera specs
  • 8 MP
  • AF
Unknown
Functions
  • Dual-LED flash
  • HDR
Unknown
Video
  • 1080p@30fps
  • 320p
Front camera, selfie
  • 2 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 2 MP
  • VGA
Performance
Performance — specifications for Viper E, A28 Bolt.
SpecificationViper EA28 Bolt
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • 1.0 GHz Cortex-A5
Graphics processor GPU
  • Mali-400MP2 Z525 -Mali-T720MP2 Z528
  • Mali-300
General specs
General specs — specifications for Viper E, A28 Bolt.
SpecificationViper EA28 Bolt
Release date
  • 2014
  • September
  • 2014
Colors
  • Black
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 40 EUR
Battery life
  • Stand by time- Up to 225 h Talking time- Up to 9 h 15 min
  • Stand by time- Up to 260 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for Viper E, A28 Bolt.
SpecificationViper EA28 Bolt
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM (Mini-SIM)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE band 1(2100)
Unknown
Speed
  • HSPA 21.1/5.76 Mbps
Unknown
GPRS
  • Class 12
  • Class 12
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
  • No
USB
  • microUSB 2.0
  • microUSB
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 2.1
  • A2DP
Harmful irradiation
  • SAR EU - 0.84 W/kg (head) 1.24 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Viper E, A28 Bolt.
SpecificationViper EA28 Bolt
Radio
  • FM radio
  • FM radio
  • recording
Others
  • DTS sound -Yamaha amplifier
Unknown
Other features
Other features — specifications for Viper E, A28 Bolt.
SpecificationViper EA28 Bolt
Dop
  • Sensors Accelerometer
  • proximity
  • compass
Unknown