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Celkon A64 vs Lava Iris Atom X

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.

  • Width

    Iris Atom X: 1.6 mm narrower

    A64:
    65 mm
    Iris Atom X:
    63.4 mm
  • Depth

    Iris Atom X: 0.8 mm thinner

    A64:
    10.5 mm
    Iris Atom X:
    9.7 mm
  • Release year

    A64:
    2014
    Iris Atom X:
    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.

  1. 1. A64

    Height:
    124 mm
    Width:
    65 mm +1.6 mm versus Iris Atom X
    Depth:
    10.5 mm +0.8 mm versus Iris Atom X
    Weight:
    125.6 g
  2. 2. Iris Atom X

    Height:
    125.5 mm
    Width:
    63.4 mm
    Depth:
    9.7 mm
    Weight:
    Unknown

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. A64

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

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

A64 has approximately 4.6% more rectangular screen area than Iris Atom X.

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.

A64: Original memory entry

512 MB · 256 MB RAM

Iris Atom X: 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. A64

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

2. Iris Atom X

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. A64

    1400 mAh

  2. 2. Iris Atom X

    1400 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. A642. Iris Atom X

Everyday essentials
Everyday essentials — specifications for A64, Iris Atom X.
SpecificationA64Iris Atom X
Dimensions (HxWxD)
  • 124 Х 65 Х 10.5 mm
  • 125.5 Х 63.4 Х 9.7 mm
Weight
  • 125.6 g
  • 0 g
Technology
  • TFT
  • TFT
Screen size
  • 4" inch
  • 4" inch
Screen resolution
  • 320 x 480 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB
  • 256 MB RAM
  • 512 MB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1400 mAh
  • Li-Ion
  • 1400 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.2.2 (Jelly Bean)
  • Android 4.4.2 (KitKat)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A64, Iris Atom X.
SpecificationA64Iris Atom X
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Screen area
  • 47.6 cm2
  • 45.5 cm2
Screen format
  • 3:2 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 59.1%
  • 57.2%
PPI /points per inch/
  • 144 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for A64, Iris Atom X.
SpecificationA64Iris Atom X
Rear camera, main
  • 2 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 2 MP
  • 2 MP
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • VGA
  • VGA
Performance
Performance — specifications for A64, Iris Atom X.
SpecificationA64Iris Atom X
Processor CPU
  • Dual-core 1.2 GHz
  • 1.0 GHz
General specs
General specs — specifications for A64, Iris Atom X.
SpecificationA64Iris Atom X
Release date
  • 2014
  • 2015
  • November
Colors
  • White
  • Black
  • Black
  • White
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 8 h 20 min
  • Stand by time- Up to 140 h Talking time- Up to 7 h
Communication and Connectivity
Communication and Connectivity — specifications for A64, Iris Atom X.
SpecificationA64Iris Atom X
SIM card
  • Dual 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
  • Yes
  • Yes
  • with A-GPS
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • 2.1
  • EDR
Harmful irradiation
  • SAR EU - 0.42 W/kg (head) 0.55 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for A64, Iris Atom X.
SpecificationA64Iris Atom X
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for A64, Iris Atom X.
SpecificationA64Iris Atom X
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer For India