alcatel Idol 2 Mini 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

    Idol 2 Mini: 8 g lighter

    Idol 2 Mini:
    110 g
    Bolt A51:
    118 g
  • Width

    Bolt A51: 1 mm narrower

    Idol 2 Mini:
    63.5 mm
    Bolt A51:
    62.5 mm
  • Screen diagonal

    Bolt A51: 1 in smaller diagonal

    Idol 2 Mini:
    4.5 in
    Bolt A51:
    3.5 in
  • Depth

    Idol 2 Mini: 4.9 mm thinner

    Idol 2 Mini:
    7.9 mm
    Bolt A51:
    12.8 mm
  • Height

    Bolt A51: 10.5 mm shorter

    Idol 2 Mini:
    129 mm
    Bolt A51:
    118.5 mm
  • Release year

    Idol 2 Mini:
    2014
    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. Idol 2 Mini

    Height:
    129 mm +10.5 mm versus Bolt A51
    Width:
    63.5 mm +1 mm versus Bolt A51
    Depth:
    7.9 mm
  2. 2. Bolt A51

    Height:
    118.5 mm
    Width:
    62.5 mm
    Depth:
    12.8 mm +4.9 mm versus Idol 2 Mini

Weight

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

  1. 1. Idol 2 Mini

    110 g

  2. 2. Bolt A51

    118 g

    +8 g versus Idol 2 Mini

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. Idol 2 Mini

    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

Idol 2 Mini 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.

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

Idol 2 Mini: Original memory entry

4 GB · 1 GB RAM (Single SIM)/ 8 GB · 1 GB RAM (Dual SIM)

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. Idol 2 Mini

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

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. Idol 2 Mini

    1700 mAh

    +200 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. Idol 2 Mini2. Bolt A51

Everyday essentials
Everyday essentials — specifications for Idol 2 Mini, Bolt A51.
SpecificationIdol 2 MiniBolt A51
Dimensions (HxWxD)
  • 129 Х 63.5 Х 7.9 mm
  • 118.5 Х 62.5 Х 12.8 mm
Weight
  • 110 g
  • 118 g
Technology
  • IPS LCD
  • 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.
  • 4 GB
  • 1 GB RAM (Single SIM)/ 8 GB
  • 1 GB RAM (Dual SIM)
  • 512 MB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot) - single-SIM model
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1700 mAh
  • Non-removable Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.3 (Jelly Bean)
  • upgradable to 4.4 (KitKat)
  • Android 2.3.7 (Gingerbread)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Idol 2 Mini, Bolt A51.
SpecificationIdol 2 MiniBolt 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
  • 68.1%
  • 49.3%
PPI /points per inch/
  • 245 PPI
  • 165 PPI
Screen protection
  • Asahi Dragontrail Glass
  • oleophobic coating
Unknown
Camera and Video
Camera and Video — specifications for Idol 2 Mini, Bolt A51.
SpecificationIdol 2 MiniBolt A51
Rear camera, main
  • 8 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 2 MP
Functions
  • LED flash
  • panorama
  • HDR
  • LED flash
Video
  • 720p@30fps
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • VGA
  • VGA
Performance

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

Performance — specifications for Idol 2 Mini, Bolt A51.
SpecificationIdol 2 MiniBolt A51
Processor CPU
  • Quad-core 1.2 GHz
  • 832 MHz
Antutu 7 score *
  • 17149
Unknown
General specs
General specs — specifications for Idol 2 Mini, Bolt A51.
SpecificationIdol 2 MiniBolt A51
Release date
  • 2014
  • February
  • 2013
  • April
Colors
  • Cloudy
  • White
  • Hot pink
  • Slate
  • Black/Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 160 EUR
  • 70 EUR
Battery life
  • Stand by time- Up to 450 h (2G) / Up to 400 h (3G) Talking time- Up to 12 h (2G) / Up to 5 h (3G)
  • Stand by time- Up to 140 h Talking time- Up to 4 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for Idol 2 Mini, Bolt A51.
SpecificationIdol 2 MiniBolt A51
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • HSPA
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 32
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • 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
  • 3.0
Harmful irradiation
  • SAR EU - 0.43 W/kg (head) 0.58 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Idol 2 Mini, Bolt A51.
SpecificationIdol 2 MiniBolt A51
Radio
  • Stereo FM radio
  • RDS
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Idol 2 Mini, Bolt A51.
SpecificationIdol 2 MiniBolt A51
Dop
  • Sensors Accelerometer
  • proximity
  • compass - Single SIM: 6016A
  • 6016X Dual SIM: 6016D
  • 6016E
  • Sensors Accelerometer