HTC One VX 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: 6.7 g lighter

    One VX:
    124.7 g
    Bolt A51:
    118 g
  • Width

    Bolt A51: 5.1 mm narrower

    One VX:
    67.6 mm
    Bolt A51:
    62.5 mm
  • Screen diagonal

    Bolt A51: 1 in smaller diagonal

    One VX:
    4.5 in
    Bolt A51:
    3.5 in
  • Depth

    One VX: 3.6 mm thinner

    One VX:
    9.2 mm
    Bolt A51:
    12.8 mm
  • Height

    Bolt A51: 15 mm shorter

    One VX:
    133.5 mm
    Bolt A51:
    118.5 mm
  • Release year

    One VX:
    2012
    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. One VX

    Height:
    133.5 mm +15 mm versus Bolt A51
    Width:
    67.6 mm +5.1 mm versus Bolt A51
    Depth:
    9.2 mm
  2. 2. Bolt A51

    Height:
    118.5 mm
    Width:
    62.5 mm
    Depth:
    12.8 mm +3.6 mm versus One VX

Weight

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

  1. 1. One VX

    124.7 g

    +6.7 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. One VX

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. Bolt A51

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

One VX has approximately 53% 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 One VX, Bolt A51, compared at the same storage capacity.
StorageOne VXBolt A51
8 GB 1 GB RAM Unknown
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. One VX

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

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. One VX

    1800 mAh

    +300 mAh versus Bolt A51

  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. One VX2. Bolt A51

Everyday essentials
Everyday essentials — specifications for One VX, Bolt A51.
SpecificationOne VXBolt A51
Dimensions (HxWxD)
  • 133.5 Х 67.6 Х 9.2 mm
  • 118.5 Х 62.5 Х 12.8 mm
Weight
  • 124.7 g
  • 118 g
Technology
  • Super LCD2
  • TFT
Screen size
  • 4.5" inch
  • 3.5" inch
Screen resolution
  • 540 x 960 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
  • Non-removable Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.0 (Ice Cream Sandwich); Sense UI 4
  • Android 2.3.7 (Gingerbread)
Chipset
  • Qualcomm MSM8930 Snapdragon 400 (28 nm)
Unknown
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for One VX, Bolt A51.
SpecificationOne VXBolt A51
Touchscreen
  • capacitive touchscreen
  • touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 55.8 cm2
  • 36.5 cm2
Screen format
  • 16:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 61.9%
  • 49.3%
PPI /points per inch/
  • 245 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for One VX, Bolt A51.
SpecificationOne VXBolt A51
Rear camera, main
  • 5 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 2 MP
Functions
  • LED flash
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • VGA
  • VGA
Performance
Performance — specifications for One VX, Bolt A51.
SpecificationOne VXBolt A51
Processor CPU
  • Dual-core 1.2 GHz Krait
  • 832 MHz
Graphics processor GPU
  • Adreno 305
Unknown
General specs
General specs — specifications for One VX, Bolt A51.
SpecificationOne VXBolt A51
Release date
  • 2012
  • October
  • 2013
  • April
Colors
  • White
  • Black
  • Gray
  • Black/Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 290 EUR
  • 70 EUR
Battery life Unknown
  • Stand by time- Up to 140 h Talking time- Up to 4 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for One VX, Bolt A51.
SpecificationOne VXBolt A51
SIM card
  • Micro-SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 1900 -4G - LTE band 4(1700/2100)
  • 17(700)
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat3 100/50 Mbps
  • HSPA
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 32
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • DLNA
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • microUSB
Bluetooth
  • 4.0
  • A2DP
  • aptX
  • 3.0
Harmful irradiation
  • SAR - 1.16 W/kg (head) 1.23 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for One VX, Bolt A51.
SpecificationOne VXBolt A51
Radio
  • FM radio
  • FM radio
Others
  • Beats Audio -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for One VX, Bolt A51.
SpecificationOne VXBolt A51
Dop
  • Sensors Accelerometer
  • proximity
  • compass - DivX/XviD/MP4/H.264/WMV player -MP3/eAAC+/WMA/WAV/FLAC player -Document viewer - For AT&T
  • Sensors Accelerometer