Lava Iris Atom vs Micromax A28 Bolt

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

    A28 Bolt: 21 g lighter

    Iris Atom:
    110 g
    A28 Bolt:
    89 g
  • Screen diagonal

    A28 Bolt: 0.5 in smaller diagonal

    Iris Atom:
    4 in
    A28 Bolt:
    3.5 in
  • Depth

    Iris Atom: 2.8 mm thinner

    Iris Atom:
    9.7 mm
    A28 Bolt:
    12.5 mm
  • Height

    A28 Bolt: 8.6 mm shorter

    Iris Atom:
    125.5 mm
    A28 Bolt:
    116.9 mm
  • Release year

    Iris Atom:
    2015
    A28 Bolt:
    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. Iris Atom

    Height:
    125.5 mm +8.6 mm versus A28 Bolt
    Width:
    63.2 mm
    Depth:
    9.7 mm
  2. 2. A28 Bolt

    Height:
    116.9 mm
    Width:
    62.5 mm
    Depth:
    12.5 mm +2.8 mm versus Iris Atom

Weight

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

  1. 1. Iris Atom

    110 g

    +21 g versus A28 Bolt

  2. 2. A28 Bolt

    89 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. Iris Atom

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. A28 Bolt

    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 A28 Bolt.

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

A28 Bolt: 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. A28 Bolt

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 A28 Bolt

  2. 2. A28 Bolt

    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. A28 Bolt

Everyday essentials
Everyday essentials — specifications for Iris Atom, A28 Bolt.
SpecificationIris AtomA28 Bolt
Dimensions (HxWxD)
  • 125.5 Х 63.2 Х 9.7 mm
  • 116.9 Х 62.5 Х 12.5 mm
Weight
  • 110 g
  • 89 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 (Gingerbread)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Iris Atom, A28 Bolt.
SpecificationIris AtomA28 Bolt
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 65K
Screen area
  • 45.5 cm2
  • 36.5 cm2
Screen format
  • 5:3 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 57.4%
  • 49.9%
PPI /points per inch/
  • 233 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for Iris Atom, A28 Bolt.
SpecificationIris AtomA28 Bolt
Rear camera, main
  • 5 MP
  • Single
  • 0.3 MP
  • Single
Camera specs
  • 5 MP
Unknown
Functions
  • LED flash
  • HDR
  • panorama
Unknown
Video
  • Yes
  • 320p
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • VGA
  • VGA
Performance
Performance — specifications for Iris Atom, A28 Bolt.
SpecificationIris AtomA28 Bolt
Processor CPU
  • Quad-core 1.3 GHz
  • 1.0 GHz Cortex-A5
Graphics processor GPU Unknown
  • Mali-300
General specs
General specs — specifications for Iris Atom, A28 Bolt.
SpecificationIris AtomA28 Bolt
Release date
  • 2015
  • December
  • 2014
Colors
  • Black
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 40 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 260 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for Iris Atom, A28 Bolt.
SpecificationIris AtomA28 Bolt
SIM card
  • Dual SIM
  • Dual SIM (Mini-SIM)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Unknown
Speed
  • HSPA
Unknown
GPRS
  • Yes
  • Class 12
Edge
  • No
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • microUSB
Bluetooth
  • 2.1
  • EDR
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for Iris Atom, A28 Bolt.
SpecificationIris AtomA28 Bolt
Radio
  • FM radio
  • FM radio
  • recording
Other features
Other features — specifications for Iris Atom, A28 Bolt.
SpecificationIris AtomA28 Bolt
Dop
  • Sensors Accelerometer For India
Unknown