Lava Iris Atom 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

    Iris Atom: 8 g lighter

    Iris Atom:
    110 g
    Bolt A51:
    118 g
  • Screen diagonal

    Bolt A51: 0.5 in smaller diagonal

    Iris Atom:
    4 in
    Bolt A51:
    3.5 in
  • Depth

    Iris Atom: 3.1 mm thinner

    Iris Atom:
    9.7 mm
    Bolt A51:
    12.8 mm
  • Height

    Bolt A51: 7 mm shorter

    Iris Atom:
    125.5 mm
    Bolt A51:
    118.5 mm
  • Release year

    Iris Atom:
    2015
    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. Iris Atom

    Height:
    125.5 mm +7 mm versus Bolt A51
    Width:
    63.2 mm
    Depth:
    9.7 mm
  2. 2. Bolt A51

    Height:
    118.5 mm
    Width:
    62.5 mm
    Depth:
    12.8 mm +3.1 mm versus Iris Atom

Weight

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

  1. 1. Iris Atom

    110 g

  2. 2. Bolt A51

    118 g

    +8 g versus Iris Atom

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. Iris Atom

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

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

Iris Atom has approximately 24.8% 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.

Iris Atom: Original memory entry

8 GB · 512 MB 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. Iris Atom

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

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. Iris Atom

    1550 mAh

    +50 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. Iris Atom2. Bolt A51

Everyday essentials
Everyday essentials — specifications for Iris Atom, Bolt A51.
SpecificationIris AtomBolt A51
Dimensions (HxWxD)
  • 125.5 Х 63.2 Х 9.7 mm
  • 118.5 Х 62.5 Х 12.8 mm
Weight
  • 110 g
  • 118 g
Technology Unknown
  • TFT
Screen size
  • 4" 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.
  • 8 GB
  • 512 MB RAM
  • 512 MB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1550 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 2.3.7 (Gingerbread)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Iris Atom, Bolt A51.
SpecificationIris AtomBolt A51
Touchscreen
  • capacitive touchscreen
  • touchscreen
Screen area
  • 45.5 cm2
  • 36.5 cm2
Screen format
  • 5:3 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 57.4%
  • 49.3%
PPI /points per inch/
  • 233 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for Iris Atom, Bolt A51.
SpecificationIris AtomBolt A51
Rear camera, main
  • 5 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 5 MP
  • 2 MP
Functions
  • LED flash
  • HDR
  • panorama
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • VGA
  • VGA
Performance
Performance — specifications for Iris Atom, Bolt A51.
SpecificationIris AtomBolt A51
Processor CPU
  • Quad-core 1.3 GHz
  • 832 MHz
General specs
General specs — specifications for Iris Atom, Bolt A51.
SpecificationIris AtomBolt A51
Release date
  • 2015
  • December
  • 2013
  • April
Colors
  • Black
  • White
  • Black/Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 70 EUR
Battery life
  • Stand by time- Up to 150 h (3G) Talking time- Up to 12 h 30 min (3G)
  • Stand by time- Up to 140 h Talking time- Up to 4 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for Iris Atom, Bolt A51.
SpecificationIris AtomBolt A51
SIM card
  • Dual SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA
  • HSPA
GPRS
  • Yes
  • Class 12
Edge
  • No
  • Class 32
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • microUSB
Bluetooth
  • 2.1
  • EDR
  • 3.0
Music and Audio
Music and Audio — specifications for Iris Atom, Bolt A51.
SpecificationIris AtomBolt A51
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Iris Atom, Bolt A51.
SpecificationIris AtomBolt A51
Dop
  • Sensors Accelerometer For India
  • Sensors Accelerometer