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Celkon A87 vs Lava Iris Atom 2X

Compare recorded specifications, size and practical differences.

Celkon A87

Celkon A87

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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.

  • Screen diagonal

    A87: 0.5 in smaller diagonal

    A87:
    4 in
    Iris Atom 2X:
    4.5 in
  • Release year

    A87:
    2013
    Iris Atom 2X:
    2015

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.

Front
Front — relative 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. Iris Atom 2X: height 134 mm; Width 66 mm. Iris Atom 2X: 134 × 66 mm 2
Side
Side — relative 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. Iris Atom 2X: height 134 mm; Depth 9.2 mm. Iris Atom 2X: 134 × 9.2 mm 2
  1. 1. A87

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown
    Weight:
    Unknown

    Unavailable dimensions are omitted from the drawing.

  2. 2. Iris Atom 2X

    Height:
    134 mm
    Width:
    66 mm
    Depth:
    9.2 mm
    Weight:
    130 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.

Screen size
Relative rectangular screen sizes; numbers match the phone labels below 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. A87: screen diagonal 4 in; aspect ratio (height:width) 5:3; approximate rectangular area 45.5 cm². Iris Atom 2X: screen diagonal 4.5 in; aspect ratio (height:width) 16:9; approximate rectangular area 55.8 cm². A87: 4 in, 5:3, About 45.5 cm² rectangular area 1 Iris Atom 2X: 4.5 in, 16:9, About 55.8 cm² rectangular area 2
  1. 1. A87

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

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

Iris Atom 2X has approximately 22.6% more rectangular screen area than A87.

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 A87, Iris Atom 2X, compared at the same storage capacity.
StorageA87Iris Atom 2X
8 GB Unknown 1 GB RAM
A87: Original memory entry

512 MB · 512 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. A87

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

2. Iris Atom 2X

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

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. A87

    1450 mAh

  2. 2. Iris Atom 2X

    2000 mAh

    +550 mAh versus A87

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. A872. Iris Atom 2X

Everyday essentials
Everyday essentials — specifications for A87, Iris Atom 2X.
SpecificationA87Iris Atom 2X
Dimensions (HxWxD)
  • Х Х mm
  • 134 Х 66 Х 9.2 mm
Weight
  • 0 g
  • 130 g
Technology Unknown
  • TFT
Screen size
  • 4" inch
  • 4.5" inch
Screen resolution
  • 480 x 800 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB
  • 512 MB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1450 mAh
  • Li-Ion
  • 2000 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.3.6 (Gingerbread)
  • Android 5.1 (Lollipop)
Chipset
  • Spreadtrum 6820
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A87, Iris Atom 2X.
SpecificationA87Iris Atom 2X
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Screen area
  • 45.5 cm2
  • 55.8 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio Unknown
  • 63.1%
PPI /points per inch/
  • 233 PPI
  • 218 PPI
Camera and Video
Camera and Video — specifications for A87, Iris Atom 2X.
SpecificationA87Iris Atom 2X
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 5 MP
Functions Unknown
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • VGA
  • VGA
Performance
Performance — specifications for A87, Iris Atom 2X.
SpecificationA87Iris Atom 2X
Processor CPU
  • 1.0 GHz
  • Quad-core 1.3 GHz
General specs
General specs — specifications for A87, Iris Atom 2X.
SpecificationA87Iris Atom 2X
Release date
  • 2013
  • January
  • 2015
  • November
Colors
  • Black
  • White
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
Unknown
Battery life
  • Stand by time- Up to 220 h Talking time- Up to 3 h
  • Stand by time- Up to 161 h Talking time- Up to 19 h
Communication and Connectivity
Communication and Connectivity — specifications for A87, Iris Atom 2X.
SpecificationA87Iris Atom 2X
SIM card
  • Dual SIM (Mini-SIM)
  • Dual SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed Unknown
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • Yes
  • 2.1
  • EDR
Music and Audio
Music and Audio — specifications for A87, Iris Atom 2X.
SpecificationA87Iris Atom 2X
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for A87, Iris Atom 2X.
SpecificationA87Iris Atom 2X
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer For India