Celkon A66 vs Motorola A780

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

    A66: 43 g lighter

    A66:
    98 g
    A780:
    141 g
  • Width

    A780: 14.2 mm narrower

    A66:
    67.2 mm
    A780:
    53 mm
  • Screen diagonal

    A780: 2 in smaller diagonal

    A66:
    4.5 in
    A780:
    2.5 in
  • Depth

    A66: 13 mm thinner

    A66:
    11 mm
    A780:
    24 mm
  • Height

    A780: 30 mm shorter

    A66:
    136 mm
    A780:
    106 mm
  • Release year

    A66:
    2014
    A780:
    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.

  1. 1. A66

    Height:
    136 mm +30 mm versus A780
    Width:
    67.2 mm +14.2 mm versus A780
    Depth:
    11 mm
  2. 2. A780

    Height:
    106 mm
    Width:
    53 mm
    Depth:
    24 mm +13 mm versus A66

Weight

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

  1. 1. A66

    98 g

  2. 2. A780

    141 g

    +43 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.

  1. 1. A66

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. A780

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

A66 has approximately 188.4% more rectangular screen area than A780.

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

A780: Original memory entry

48 MB

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. A780

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD (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. A66

    2000 mAh

    +1220 mAh versus A780

  2. 2. A780

    780 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. A780

Everyday essentials
Everyday essentials — specifications for A66, A780.
SpecificationA66A780
Dimensions (HxWxD)
  • 136 Х 67.2 Х 11 mm
  • 106 Х 53 Х 24 mm
Weight
  • 98 g
  • 141 g
Technology
  • TFT
  • TFT
Screen size
  • 4.5" inch
  • 2.5" inch
Screen resolution
  • 480 x 854 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 48 MB
Memory card support
  • microSD
  • up to 32 GB
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 780 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.1.2 (Jelly Bean)
  • Linux
Headphone jack
  • Yes
  • No
Display
Display — specifications for A66, A780.
SpecificationA66A780
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors Unknown
  • 65K
Screen area
  • 55.8 cm2
  • 19.4 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 61.1%
  • 34.5%
PPI /points per inch/
  • 218 PPI
  • 160 PPI
Camera and Video
Camera and Video — specifications for A66, A780.
SpecificationA66A780
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 — specifications for A66, A780.
SpecificationA66A780
Processor CPU
  • Dual-core 1.2 GHz
  • 312 MHz
General specs
General specs — specifications for A66, A780.
SpecificationA66A780
Release date
  • 2014
  • 2004
  • Q3
Colors
  • White
  • Black
Unknown
Battery life
  • Stand by time- Up to 160 h Talking time- Up to 5 h
  • Stand by time- 110 h - 180 h Talking time- 3 h - 6 h
Communication and Connectivity
Communication and Connectivity — specifications for A66, A780.
SpecificationA66A780
SIM card
  • Dual SIM
  • Mini-SIM
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • No
GPS
  • Yes
  • Yes
USB
  • microUSB
  • Proprietary
Bluetooth
  • 2.0
  • 1.1
Harmful irradiation
  • SAR EU - 0.38 W/kg (head) 0.47 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for A66, A780.
SpecificationA66A780
Radio
  • FM radio
  • No
Others Unknown
  • Handwriting recognition
Other features
Other features — specifications for A66, A780.
SpecificationA66A780
Dop
  • Sensors Accelerometer
  • proximity
  • MP3 player -Document viewer (Word
  • Excel
  • PowerPoint
  • PDF) -Organizer -SyncML -Voice dial