LG Quantum vs Micromax Bolt A51

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: 58 g lighter

    Quantum:
    176 g
    Bolt A51:
    118 g
  • Width

    Quantum: 3 mm narrower

    Quantum:
    59.5 mm
    Bolt A51:
    62.5 mm
  • Depth

    Bolt A51: 2.4 mm thinner

    Quantum:
    15.2 mm
    Bolt A51:
    12.8 mm
  • Release year

    Quantum:
    2010
    Bolt A51:
    2013

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. Quantum

    Height:
    119.5 mm
    Width:
    59.5 mm
    Depth:
    15.2 mm +2.4 mm versus Bolt A51
  2. 2. Bolt A51

    Height:
    118.5 mm
    Width:
    62.5 mm +3 mm versus Quantum
    Depth:
    12.8 mm

Weight

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

  1. 1. Quantum

    176 g

    +58 g versus Bolt A51

  2. 2. Bolt A51

    118 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. Quantum

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    34.9 cm²
  2. 2. Bolt A51

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

Bolt A51 has approximately 4.6% more rectangular screen area than Quantum.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Quantum: Original memory entry

16 GB · 512 MB RAM · 512 MB ROM

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. Quantum

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

2. Bolt A51

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. Quantum

    1500 mAh

  2. 2. Bolt A51

    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. Quantum2. Bolt A51

Everyday essentials
Everyday essentials — specifications for Quantum, Bolt A51.
SpecificationQuantumBolt A51
Dimensions (HxWxD)
  • 119.5 Х 59.5 Х 15.2 mm
  • 118.5 Х 62.5 Х 12.8 mm
Weight
  • 176 g
  • 118 g
Technology
  • TFT
  • TFT
Screen size
  • 3.5" inch
  • 3.5" inch
Screen resolution
  • 480 x 800 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 512 MB RAM
  • 512 MB ROM
  • 512 MB
  • 256 MB RAM
Memory card support
  • No
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Phone 7
  • Android 2.3.7 (Gingerbread)
Chipset
  • Qualcomm QSD8650 Snapdragon S1
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Quantum, Bolt A51.
SpecificationQuantumBolt A51
Touchscreen
  • capacitive touchscreen
  • touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 34.9 cm2
  • 36.5 cm2
Screen format
  • 5:3 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 49.0%
  • 49.3%
PPI /points per inch/
  • 267 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for Quantum, Bolt A51.
SpecificationQuantumBolt A51
Rear camera, main
  • 5 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 2 MP
Functions
  • LED flash
  • LED flash
Video
  • 720p
  • Yes
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Specifications Unknown
  • VGA
Performance
Performance — specifications for Quantum, Bolt A51.
SpecificationQuantumBolt A51
Processor CPU
  • 1.0 GHz Scorpion
  • 832 MHz
Graphics processor GPU
  • Adreno 200
Unknown
General specs
General specs — specifications for Quantum, Bolt A51.
SpecificationQuantumBolt A51
Release date
  • 2010
  • October
  • 2013
  • April
Colors
  • Black
  • Black/Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 80 EUR
  • 70 EUR
Battery life
  • Stand by time- Up to 350 h Talking time- Up to 6 h
  • Stand by time- Up to 140 h Talking time- Up to 4 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for Quantum, Bolt A51.
SpecificationQuantumBolt A51
SIM card
  • Mini-SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA
  • HSPA
GPRS
  • Class 10
  • Class 12
Edge
  • Class 10
  • Class 32
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • DLNA
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • microUSB
Bluetooth
  • 2.1
  • A2DP
  • 3.0
Harmful irradiation
  • SAR - 0.35 W/kg (head) 0.30 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Quantum, Bolt A51.
SpecificationQuantumBolt A51
Radio
  • Stereo FM radio
  • FM radio
Other features
Other features — specifications for Quantum, Bolt A51.
SpecificationQuantumBolt A51
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP4/H.264/WMV player -MP3/WAV/WMA/eAAC+ player -Organizer -Document viewer/editor -Voice memo/dial/command -Predictive text input - For AT&T
  • Sensors Accelerometer