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Celkon A66 vs Lava Iris Atom 3

Compare recorded specifications, size and practical differences.

Celkon A66

Celkon A66

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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.

  • WeightA66: 52 g lighterA66: 98 g · Iris Atom 3: 150 g
  • WidthA66: 4.8 mm narrowerA66: 67.2 mm · Iris Atom 3: 72 mm
  • Screen diagonalA66: 0.5 in smaller diagonalA66: 4.5 in · Iris Atom 3: 5 in
  • DepthIris Atom 3: 2 mm thinnerIris Atom 3: 9 mm · A66: 11 mm
  • HeightA66: 8 mm shorterA66: 136 mm · Iris Atom 3: 144 mm
  • Release year2014 / 2015A66: 2014 · Iris Atom 3: 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
A66: 136 × 67.2 mm 1 Iris Atom 3: 144 × 72 mm 2
Side
A66: 136 × 11 mm 1 Iris Atom 3: 144 × 9 mm 2
  1. 1. A66
    Height
    136 mm
    Width
    67.2 mm
    Depth
    11 mm+2 mm versus Iris Atom 3
    Weight
    98 g
  2. 2. Iris Atom 3
    Height
    144 mm+8 mm versus A66
    Width
    72 mm+4.8 mm versus A66
    Depth
    9 mm
    Weight
    150 g
Weight

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

  1. 1. A6698 g
  2. 2. Iris Atom 3150 g

    +52 g versus A66

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
A66: 4.5 in, 16:9, About 55.8 cm² rectangular area 1 Iris Atom 3: 5 in, 16:9, About 68.9 cm² rectangular area 2
  1. 1. A66 4.5 in · 16:9 About 55.8 cm² rectangular area
  2. 2. Iris Atom 3 5 in · 16:9 About 68.9 cm² rectangular area

Iris Atom 3 has approximately 23.5% more rectangular screen area than A66.

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.

A66: Original memory entry

4 GB · 512 MB RAM

Iris Atom 3: Original memory entry

8 GB · 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. A66

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

2. Iris Atom 3

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 capacity

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

  1. 1. A662000 mAh
  2. 2. Iris Atom 32000 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. A662. Iris Atom 3

Everyday essentials
Everyday essentials
SpecificationA66Iris Atom 3
Dimensions (HxWxD)
  • 136 Х 67.2 Х 11 mm
  • 144 Х 72 Х 9 mm
Weight
  • 98 g
  • 150 g
Technology
  • TFT
Unknown
Screen size
  • 4.5" inch
  • 5" inch
Screen resolution
  • 480 x 854 px
  • 480 x 854 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 8 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB
BatteryCapacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 2000 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.1.2 (Jelly Bean)
  • Android 5.1 (Lollipop)
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationA66Iris Atom 3
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Screen area
  • 55.8 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 61.1%
  • 66.4%
PPI /points per inch/
  • 218 PPI
  • 196 PPI
Camera and Video
Camera and Video
SpecificationA66Iris Atom 3
Rear camera, main
  • 3.15 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 3.15 MP
  • 5 MP
Functions
  • LED flash
  • LED flash
  • HDR
  • panorama
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • VGA
  • VGA
Performance
Performance
SpecificationA66Iris Atom 3
Processor CPU
  • Dual-core 1.2 GHz
  • Quad-core 1.3 GHz
General specs
General specs
SpecificationA66Iris Atom 3
Release date
  • 2014
  • 2015
  • December
Colors
  • White
  • Black
  • Black
  • White
Battery life
  • Stand by time- Up to 160 h Talking time- Up to 5 h
  • Stand by time- Up to 271 h (3G) Talking time- Up to 9 h 30 min (3G)
Communication and Connectivity
Communication and Connectivity
SpecificationA66Iris Atom 3
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
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • 2.1
  • EDR
Harmful irradiation
  • SAR EU - 0.38 W/kg (head) 0.47 W/kg (body)
Unknown
Music and Audio
Music and Audio
SpecificationA66Iris Atom 3
Radio
  • FM radio
  • FM radio
Other features
Other features
SpecificationA66Iris Atom 3
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer For India

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