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Celkon A66 vs i-mate PDA2

Compare recorded specifications, size and practical differences.

Celkon A66

Celkon A66

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i-mate PDA2

i-mate PDA2

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+ Add a third phone

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: 92 g lighterA66: 98 g · PDA2: 190 g
  • WidthA66: 1.8 mm narrowerA66: 67.2 mm · PDA2: 69 mm
  • Screen diagonalPDA2: 1 in smaller diagonalPDA2: 3.5 in · A66: 4.5 in
  • DepthA66: 8 mm thinnerA66: 11 mm · PDA2: 19 mm
  • HeightPDA2: 6 mm shorterPDA2: 130 mm · A66: 136 mm
  • Release year2014 / 2004A66: 2014 · PDA2: 2004

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 PDA2: 130 × 69 mm 2
Side
A66: 136 × 11 mm 1 PDA2: 130 × 19 mm 2
  1. 1. A66
    Height
    136 mm+6 mm versus PDA2
    Width
    67.2 mm
    Depth
    11 mm
    Weight
    98 g
  2. 2. PDA2
    Height
    130 mm
    Width
    69 mm+1.8 mm versus A66
    Depth
    19 mm+8 mm versus A66
    Weight
    190 g
Weight

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

  1. 1. A6698 g
  2. 2. PDA2190 g

    +92 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 PDA2: 3.5 in, 4:3, About 37.9 cm² rectangular area 2
  1. 1. A66 4.5 in · 16:9 About 55.8 cm² rectangular area
  2. 2. PDA2 3.5 in · 4:3 About 37.9 cm² rectangular area

A66 has approximately 47.2% more rectangular screen area than PDA2.

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

PDA2: Original memory entry

128 MB RAM · 64 MB ROM

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. PDA2

NFC
Unknown
Headphone jack
No
Memory card support
See details MMC/SDIO · up to 2 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

    +700 mAh versus PDA2

  2. 2. PDA21300 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. PDA2

Everyday essentials
Everyday essentials
SpecificationA66PDA2
Dimensions (HxWxD)
  • 136 Х 67.2 Х 11 mm
  • 130 Х 69 Х 19 mm
Weight
  • 98 g
  • 190 g
Technology
  • TFT
  • TFT
Screen size
  • 4.5" inch
  • 3.5" inch
Screen resolution
  • 480 x 854 px
  • 240 x 320 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 128 MB RAM
  • 64 MB ROM
Memory card support
  • microSD
  • up to 32 GB
  • MMC/SDIO
  • up to 2 GB
BatteryCapacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.1.2 (Jelly Bean)
  • Microsoft Windows Mobile 2003 SE PocketPC
Headphone jack
  • Yes
  • No
Display
Display
SpecificationA66PDA2
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors Unknown
  • 65K
Screen area
  • 55.8 cm2
  • 37.9 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 61.1%
  • 42.3%
PPI /points per inch/
  • 218 PPI
  • 114 PPI
Camera and Video
Camera and Video
SpecificationA66PDA2
Rear camera, main
  • 3.15 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 3.15 MP
  • 1.3 MP
Functions
  • LED flash
Unknown
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA
Unknown
Performance
Performance
SpecificationA66PDA2
Processor CPU
  • Dual-core 1.2 GHz
  • Intel Xscale PXA272 520 MHz
General specs
General specs
SpecificationA66PDA2
Release date
  • 2014
  • 2004
  • Q4
Colors
  • White
  • Black
Unknown
Battery life
  • Stand by time- Up to 160 h Talking time- Up to 5 h
  • Stand by time- Up to 150 h Talking time- Up to 3 h 30 min
Communication and Connectivity
Communication and Connectivity
SpecificationA66PDA2
SIM card
  • Dual SIM
  • Mini-SIM
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11b
GPS
  • Yes
  • No
USB
  • microUSB
  • Proprietary
Bluetooth
  • 2.0
  • v.1.2
Harmful irradiation
  • SAR EU - 0.38 W/kg (head) 0.47 W/kg (body)
Unknown
Music and Audio
Music and Audio
SpecificationA66PDA2
Radio
  • FM radio
  • No
Others Unknown
  • Handwriting recognition
Other features
Other features
SpecificationA66PDA2
Dop
  • Sensors Accelerometer
  • proximity
  • Infrared port - Pocket Office -MP3/MP4 player -PDF
  • PPT viewer -Voice memo

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