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Celkon A66 vs Samsung D720

Compare recorded specifications, size and practical differences.

+ 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.

  • Weight

    A66: 17 g lighter

    A66:
    98 g
    D720:
    115 g
  • Width

    D720: 20.2 mm narrower

    A66:
    67.2 mm
    D720:
    47 mm
  • Screen diagonal

    D720: 2.7 in smaller diagonal

    A66:
    4.5 in
    D720:
    1.8 in
  • Depth

    A66: 12 mm thinner

    A66:
    11 mm
    D720:
    23 mm
  • Height

    D720: 37 mm shorter

    A66:
    136 mm
    D720:
    99 mm
  • Release year

    A66:
    2014
    D720:
    2005

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 +37 mm versus D720
    Width:
    67.2 mm +20.2 mm versus D720
    Depth:
    11 mm
  2. 2. D720

    Height:
    99 mm
    Width:
    47 mm
    Depth:
    23 mm +12 mm versus A66

Weight

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

  1. 1. A66

    98 g

  2. 2. D720

    115 g

    +17 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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. A66

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. D720

    D720: Screen geometry unavailable or conflicting.

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

D720: Original memory entry

18 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. D720

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details MMC-micro

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

    +1100 mAh versus D720

  2. 2. D720

    900 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. D720

Everyday essentials
Everyday essentials — specifications for A66, D720.
SpecificationA66D720
Dimensions (HxWxD)
  • 136 Х 67.2 Х 11 mm
  • 99 Х 47 Х 23 mm
Weight
  • 98 g
  • 115 g
Technology
  • TFT
  • TFT
Screen size
  • 4.5" inch
  • 1.8" inch
Screen resolution
  • 480 x 854 px
  • 176 x 220 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 18 MB
Memory card support
  • microSD
  • up to 32 GB
  • MMC-micro
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 900 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.1.2 (Jelly Bean)
  • Symbian OS 7.0
  • Series 60 UI
Headphone jack
  • Yes
  • No
Display
Display — specifications for A66, D720.
SpecificationA66D720
Touchscreen
  • capacitive touchscreen
Unknown
Display colors Unknown
  • 256K
Screen area
  • 55.8 cm2
  • 10.2 cm2
Screen format
  • 16:9 (height:width)
Unknown
Screen to body ratio
  • 61.1%
  • 21.9%
PPI /points per inch/
  • 218 PPI
  • 0 PPI
Camera and Video
Camera and Video — specifications for A66, D720.
SpecificationA66D720
Rear camera, main
  • 3.15 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 3.15 MP
  • 1.3 MP
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA
Unknown
Performance
Performance — specifications for A66, D720.
SpecificationA66D720
Processor CPU
  • Dual-core 1.2 GHz
  • TI 192 MHz
General specs
General specs — specifications for A66, D720.
SpecificationA66D720
Release date
  • 2014
  • 2005
  • Q1
Colors
  • White
  • Black
  • Black
  • Red
  • White
Battery life
  • Stand by time- Up to 160 h Talking time- Up to 5 h
  • Stand by time- Up to 170 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for A66, D720.
SpecificationA66D720
SIM card
  • Dual SIM
  • Mini-SIM
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • No
GPS
  • Yes
  • No
USB
  • microUSB
  • Proprietary
Bluetooth
  • 2.0
  • 2.0
Harmful irradiation
  • SAR EU - 0.38 W/kg (head) 0.47 W/kg (body)
  • SAR EU - 0.40 W/kg (head)
Music and Audio
Music and Audio — specifications for A66, D720.
SpecificationA66D720
Radio
  • FM radio
  • No
Other features
Other features — specifications for A66, D720.
SpecificationA66D720
Dop
  • Sensors Accelerometer
  • proximity
  • MP3/AAC/WAV/MP4 player -Document viewer (Word
  • Excel
  • PowerPoint
  • PDF) -SyncML -Predictive text input -Voice memo -Voice command -Organizer