Celkon A66 vs Samsung Galaxy A9 Star

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: 93 g lighter

    A66:
    98 g
    Galaxy A9 Star:
    191 g
  • Width

    A66: 9.8 mm narrower

    A66:
    67.2 mm
    Galaxy A9 Star:
    77 mm
  • Screen diagonal

    A66: 1.8 in smaller diagonal

    A66:
    4.5 in
    Galaxy A9 Star:
    6.3 in
  • Rear camera layout

    A66:
    Single
    Galaxy A9 Star:
    Dual
  • Depth

    Galaxy A9 Star: 3.4 mm thinner

    A66:
    11 mm
    Galaxy A9 Star:
    7.6 mm
  • Height

    A66: 26.4 mm shorter

    A66:
    136 mm
    Galaxy A9 Star:
    162.4 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
    Width:
    67.2 mm
    Depth:
    11 mm +3.4 mm versus Galaxy A9 Star
  2. 2. Galaxy A9 Star

    Height:
    162.4 mm +26.4 mm versus A66
    Width:
    77 mm +9.8 mm versus A66
    Depth:
    7.6 mm

Weight

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

  1. 1. A66

    98 g

  2. 2. Galaxy A9 Star

    191 g

    +93 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 A9 Star

    Screen diagonal:
    6.3 in
    Aspect ratio (height:width):
    18.5:9
    Approximate rectangular screen area:
    100.7 cm²

Galaxy A9 Star has approximately 80.4% 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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

A66: Original memory entry

4 GB · 512 MB RAM

Galaxy A9 Star: Original memory entry

64 GB · 4/6 GB 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 A9 Star

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 512 GB (uses SIM 2 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 A9 Star

    3700 mAh

    +1700 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 A9 Star

Everyday essentials
Everyday essentials — specifications for A66, Galaxy A9 Star.
SpecificationA66Galaxy A9 Star
Dimensions (HxWxD)
  • 136 Х 67.2 Х 11 mm
  • 162.4 Х 77 Х 7.6 mm
Weight
  • 98 g
  • 191 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 4.5" inch
  • 6.3" inch
Screen resolution
  • 480 x 854 px
  • 1080 x 2220 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 64 GB
  • 4/6 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 512 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 3700 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.1.2 (Jelly Bean)
  • Android 8 (Oreo)
Chipset Unknown
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A66, Galaxy A9 Star.
SpecificationA66Galaxy A9 Star
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 55.8 cm2
  • 100.7 cm2
Screen format
  • 16:9 (height:width)
  • 18.5:9 (height:width)
Screen to body ratio
  • 61.1%
  • 80.6%
PPI /points per inch/
  • 218 PPI
  • 392 PPI
Camera and Video
Camera and Video — specifications for A66, Galaxy A9 Star.
SpecificationA66Galaxy A9 Star
Rear camera, main
  • 3.15 MP
  • Single
  • 24 MP
  • Dual
Camera specs
  • 3.15 MP
  • 24 MP
  • f/1.7 -16 MP
  • f/1.7
  • PDAF
Functions
  • LED flash
  • LED flash
  • panorama
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 24 MP
  • Single
Specifications
  • VGA
  • 24 MP
  • f/2.0
Performance

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

Performance — specifications for A66, Galaxy A9 Star.
SpecificationA66Galaxy A9 Star
Processor CPU
  • Dual-core 1.2 GHz
  • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
Graphics processor GPU Unknown
  • Adreno 512
Antutu 7 score * Unknown
  • 104325
General specs
General specs — specifications for A66, Galaxy A9 Star.
SpecificationA66Galaxy A9 Star
Release date
  • 2014
  • 2018
  • June
Colors
  • White
  • Black
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 350 EUR
Battery life
  • Stand by time- Up to 160 h Talking time- Up to 5 h
Unknown
Body build Unknown
  • Front/back glass
  • aluminum frame
Communication and Connectivity
Communication and Connectivity — specifications for A66, Galaxy A9 Star.
SpecificationA66Galaxy A9 Star
SIM card
  • Dual SIM
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA - China -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 17(700)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - Global LTE band 1(2100)
  • 41(2500) - China
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat9 450/50 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
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • GALILEO
USB
  • microUSB
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 2.0
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.38 W/kg (head) 0.47 W/kg (body)
  • SAR EU - 0.43 W/kg (head) 1.79 W/kg (body)
Music and Audio
Music and Audio — specifications for A66, Galaxy A9 Star.
SpecificationA66Galaxy A9 Star
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic -Dolby Atmos sound (headphones only)
Other features
Other features — specifications for A66, Galaxy A9 Star.
SpecificationA66Galaxy A9 Star
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 9V/1.67A -ANT+ - Samsung Pay - Versions: A8 Star (Global
  • SEA
  • South Korea); A9 Star (China)