Micromax Bolt A51 vs Nokia Lumia Icon

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

    Bolt A51: 49 g lighter

    Bolt A51:
    118 g
    Lumia Icon:
    167 g
  • Width

    Bolt A51: 8.5 mm narrower

    Bolt A51:
    62.5 mm
    Lumia Icon:
    71 mm
  • Screen diagonal

    Bolt A51: 1.5 in smaller diagonal

    Bolt A51:
    3.5 in
    Lumia Icon:
    5 in
  • Depth

    Lumia Icon: 3 mm thinner

    Bolt A51:
    12.8 mm
    Lumia Icon:
    9.8 mm
  • Height

    Bolt A51: 18.5 mm shorter

    Bolt A51:
    118.5 mm
    Lumia Icon:
    137 mm
  • Release year

    Bolt A51:
    2013
    Lumia Icon:
    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. Bolt A51

    Height:
    118.5 mm
    Width:
    62.5 mm
    Depth:
    12.8 mm +3 mm versus Lumia Icon
  2. 2. Lumia Icon

    Height:
    137 mm +18.5 mm versus Bolt A51
    Width:
    71 mm +8.5 mm versus Bolt A51
    Depth:
    9.8 mm

Weight

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

  1. 1. Bolt A51

    118 g

  2. 2. Lumia Icon

    167 g

    +49 g versus Bolt A51

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. Bolt A51

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

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

Lumia Icon has approximately 88.9% more rectangular screen area than Bolt A51.

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 Bolt A51, Lumia Icon, compared at the same storage capacity.
StorageBolt A51Lumia Icon
32 GB Unknown 2 GB RAM
Bolt A51: 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. Bolt A51

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

2. Lumia Icon

NFC:
Yes
Headphone jack:
Yes
Memory card support:
No

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. Bolt A51

    1500 mAh

  2. 2. Lumia Icon

    2420 mAh

    +920 mAh versus Bolt A51

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. Bolt A512. Lumia Icon

Everyday essentials
Everyday essentials — specifications for Bolt A51, Lumia Icon.
SpecificationBolt A51Lumia Icon
Dimensions (HxWxD)
  • 118.5 Х 62.5 Х 12.8 mm
  • 137 Х 71 Х 9.8 mm
Weight
  • 118 g
  • 167 g
Technology
  • TFT
  • AMOLED
Screen size
  • 3.5" inch
  • 5" inch
Screen resolution
  • 320 x 480 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB
  • 256 MB RAM
  • 32 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 2420 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 2.3.7 (Gingerbread)
  • Microsoft Windows Phone 8
  • upgradable to Microsoft Windows 10
Chipset Unknown
  • Qualcomm Snapdragon 800 (28 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Bolt A51, Lumia Icon.
SpecificationBolt A51Lumia Icon
Touchscreen
  • touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 36.5 cm2
  • 68.9 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 49.3%
  • 70.9%
PPI /points per inch/
  • 165 PPI
  • 441 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Bolt A51, Lumia Icon.
SpecificationBolt A51Lumia Icon
Rear camera, main
  • 2 MP
  • Single
  • 20 MP
  • Single
Camera specs
  • 2 MP
  • 20 MP
  • 1/1.5''
  • 1.12µm
  • OIS
  • AF
Functions
  • LED flash
  • Zeiss optics
  • Dual-LED flash
  • panorama
Video
  • Yes
  • 720p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 1.2 MP
  • Single
Specifications
  • VGA
  • 1.2 MP
Performance

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

Performance — specifications for Bolt A51, Lumia Icon.
SpecificationBolt A51Lumia Icon
Processor CPU
  • 832 MHz
  • Quad-core 2.2 GHz Krait 400
Graphics processor GPU Unknown
  • Adreno 330
Antutu 7 score * Unknown
  • 38023
General specs
General specs — specifications for Bolt A51, Lumia Icon.
SpecificationBolt A51Lumia Icon
Release date
  • 2013
  • April
  • 2014
  • February
Colors
  • Black/Silver
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 400 EUR
Battery life
  • Stand by time- Up to 140 h Talking time- Up to 4 h 30 min
  • Stand by time- Up to 432 h Talking time- Up to 16 h 20 min (3G) Music play - Up to 75 h
Communication and Connectivity
Communication and Connectivity — specifications for Bolt A51, Lumia Icon.
SpecificationBolt A51Lumia Icon
SIM card
  • Dual SIM
  • Nano-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 CDMA 800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 4(1700/2100)
  • 13(700)
Speed
  • HSPA
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • EV-DO Rev.A 3.1 Mbps
GPRS
  • Class 12
  • Yes
Edge
  • Class 32
  • Up to 236.8 kbps
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • DLNA
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 3.0
  • 4.0
  • A2DP
  • EDR
  • LE/ aptX after WP8 Denim update
Harmful irradiation Unknown
  • SAR - 0.70 W/kg (head) 0.93 W/kg (body)
Music and Audio
Music and Audio — specifications for Bolt A51, Lumia Icon.
SpecificationBolt A51Lumia Icon
Radio
  • FM radio
  • FM radio
Others Unknown
  • ClearBlack display
  • Dolby Headphone -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Bolt A51, Lumia Icon.
SpecificationBolt A51Lumia Icon
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • sensor core - Qi wireless charging - For Verizon USA. Previously known as Nokia Lumia 929.