Celkon A66 vs Samsung Galaxy A8

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: 53 g lighter

    A66:
    98 g
    Galaxy A8:
    151 g
  • Width

    A66: 9.6 mm narrower

    A66:
    67.2 mm
    Galaxy A8:
    76.8 mm
  • Screen diagonal

    A66: 1.2 in smaller diagonal

    A66:
    4.5 in
    Galaxy A8:
    5.7 in
  • Depth

    Galaxy A8: 5.1 mm thinner

    A66:
    11 mm
    Galaxy A8:
    5.9 mm
  • Height

    A66: 22 mm shorter

    A66:
    136 mm
    Galaxy A8:
    158 mm
  • Release year

    A66:
    2014
    Galaxy A8:
    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.

  1. 1. A66

    Height:
    136 mm
    Width:
    67.2 mm
    Depth:
    11 mm +5.1 mm versus Galaxy A8
  2. 2. Galaxy A8

    Height:
    158 mm +22 mm versus A66
    Width:
    76.8 mm +9.6 mm versus A66
    Depth:
    5.9 mm

Weight

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

  1. 1. A66

    98 g

  2. 2. Galaxy A8

    151 g

    +53 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 A8

    Screen diagonal:
    5.7 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    89.6 cm²

Galaxy A8 has approximately 60.4% 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.

Recorded RAM for A66, Galaxy A8, compared at the same storage capacity.
StorageA66Galaxy A8
32 GB Unknown 2 GB RAM
A66: Original memory entry

4 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. Galaxy A8

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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 A8

    3050 mAh

    +1050 mAh versus A66

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 A8

Everyday essentials
Everyday essentials — specifications for A66, Galaxy A8.
SpecificationA66Galaxy A8
Dimensions (HxWxD)
  • 136 Х 67.2 Х 11 mm
  • 158 Х 76.8 Х 5.9 mm
Weight
  • 98 g
  • 151 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 4.5" inch
  • 5.7" inch
Screen resolution
  • 480 x 854 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 32 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 3050 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.1.2 (Jelly Bean)
  • Android 5.1.1 (Lollipop)
  • upgradable to 6.0 (Marshmallow)
Chipset Unknown
  • Qualcomm MSM8939 Snapdragon 615 (28 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A66, Galaxy A8.
SpecificationA66Galaxy A8
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 55.8 cm2
  • 89.6 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 61.1%
  • 73.8%
PPI /points per inch/
  • 218 PPI
  • 386 PPI
Screen protection Unknown
  • Corning Gorilla Glass 4
Camera and Video

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

Camera and Video — specifications for A66, Galaxy A8.
SpecificationA66Galaxy A8
Rear camera, main
  • 3.15 MP
  • Single
  • 16 MP
  • Single
Camera specs
  • 3.15 MP
  • 16 MP
  • f/1.9
  • 31mm (standard)
  • AF
Functions
  • LED flash
  • LED flash
  • panorama
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • VGA
  • 5 MP
  • f/1.9
  • 23mm (wide)
DxOMark Main Score * Unknown
  • 79
DxOMark Photo * Unknown
  • 82
DxOMark Video * Unknown
  • 74
Performance
Performance — specifications for A66, Galaxy A8.
SpecificationA66Galaxy A8
Processor CPU
  • Dual-core 1.2 GHz
  • Octa-core (4x1.8 GHz Cortex-A53 & 4x1.3 GHz Cortex-A53)
Graphics processor GPU Unknown
  • Adreno 405
General specs
General specs — specifications for A66, Galaxy A8.
SpecificationA66Galaxy A8
Release date
  • 2014
  • 2015
  • July
Colors
  • White
  • Black
  • Pearl White
  • Midnight Black
  • Champagne Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 250 EUR
Battery life
  • Stand by time- Up to 160 h Talking time- Up to 5 h
  • Talking time- Up to 17 h (3G) Music play - Up to 51 h
Body build Unknown
  • Front glass
  • aluminum frame
  • plastic back
Communication and Connectivity
Communication and Connectivity — specifications for A66, Galaxy A8.
SpecificationA66Galaxy A8
SIM card
  • Dual SIM
  • Nano-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE-A Cat6 300/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
  • GLONASS/ BDS (market dependant)
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • 4.1
  • A2DP
  • EDR
  • LE
Harmful irradiation
  • SAR EU - 0.38 W/kg (head) 0.47 W/kg (body)
  • SAR EU - 0.32 W/kg (head) 0.55 W/kg (body)
Music and Audio
Music and Audio — specifications for A66, Galaxy A8.
SpecificationA66Galaxy A8
Radio
  • FM radio
  • FM radio
  • RDS
  • recording
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for A66, Galaxy A8.
SpecificationA66Galaxy A8
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity
  • compass - ANT+