Celkon A66 vs Samsung Galaxy Core II

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: 40 g lighter

    A66:
    98 g
    Galaxy Core II:
    138 g
  • Depth

    Galaxy Core II: 1.2 mm thinner

    A66:
    11 mm
    Galaxy Core II:
    9.8 mm
  • Height

    Galaxy Core II: 5.7 mm shorter

    A66:
    136 mm
    Galaxy Core II:
    130.3 mm

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 +5.7 mm versus Galaxy Core II
    Width:
    67.2 mm
    Depth:
    11 mm +1.2 mm versus Galaxy Core II
  2. 2. Galaxy Core II

    Height:
    130.3 mm
    Width:
    68 mm
    Depth:
    9.8 mm

Weight

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

  1. 1. A66

    98 g

  2. 2. Galaxy Core II

    138 g

    +40 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. Galaxy Core II

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

Galaxy Core II has approximately 3.2% 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

Galaxy Core II: Original memory entry

4 GB · 768 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. Galaxy Core II

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB (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

  2. 2. Galaxy Core II

    2000 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. Galaxy Core II

Everyday essentials
Everyday essentials — specifications for A66, Galaxy Core II.
SpecificationA66Galaxy Core II
Dimensions (HxWxD)
  • 136 Х 67.2 Х 11 mm
  • 130.3 Х 68 Х 9.8 mm
Weight
  • 98 g
  • 138 g
Technology
  • TFT
  • TFT
Screen size
  • 4.5" inch
  • 4.5" inch
Screen resolution
  • 480 x 854 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 4 GB
  • 768 MB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity 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 4.4.2 (KitKat)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A66, Galaxy Core II.
SpecificationA66Galaxy Core II
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 256K
Screen area
  • 55.8 cm2
  • 57.6 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 61.1%
  • 65.1%
PPI /points per inch/
  • 218 PPI
  • 207 PPI
Camera and Video
Camera and Video — specifications for A66, Galaxy Core II.
SpecificationA66Galaxy Core II
Rear camera, main
  • 3.15 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 3.15 MP
  • 5 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • 480p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • VGA
  • VGA
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for A66, Galaxy Core II.
SpecificationA66Galaxy Core II
Processor CPU
  • Dual-core 1.2 GHz
  • Quad-core 1.2 GHz
Antutu 7 score * Unknown
  • 11794
General specs
General specs — specifications for A66, Galaxy Core II.
SpecificationA66Galaxy Core II
Release date
  • 2014
  • 2014
  • June
Colors
  • White
  • Black
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 130 EUR
Battery life
  • Stand by time- Up to 160 h Talking time- Up to 5 h
  • Talking time- Up to 7 h (3G) Music play - Up to 30 h
Body build Unknown
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for A66, Galaxy Core II.
SpecificationA66Galaxy Core II
SIM card
  • Dual SIM
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed Unknown
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • 4.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.38 W/kg (head) 0.47 W/kg (body)
  • SAR EU - 0.42 W/kg (head) 0.45 W/kg (body)
Music and Audio
Music and Audio — specifications for A66, Galaxy Core II.
SpecificationA66Galaxy Core II
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for A66, Galaxy Core II.
SpecificationA66Galaxy Core II
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer Also known as Samsung Galaxy Core II Dual SIM G355H Samsung Galaxy Core 2 Dual SIM