Celkon A66 vs Samsung Galaxy J4 Core

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: 79 g lighter

    A66:
    98 g
    Galaxy J4 Core:
    177 g
  • Width

    A66: 8.9 mm narrower

    A66:
    67.2 mm
    Galaxy J4 Core:
    76.1 mm
  • Screen diagonal

    A66: 1.5 in smaller diagonal

    A66:
    4.5 in
    Galaxy J4 Core:
    6 in
  • Depth

    Galaxy J4 Core: 3.1 mm thinner

    A66:
    11 mm
    Galaxy J4 Core:
    7.9 mm
  • Height

    A66: 24.6 mm shorter

    A66:
    136 mm
    Galaxy J4 Core:
    160.6 mm
  • Release year

    A66:
    2014
    Galaxy J4 Core:
    2018

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 +3.1 mm versus Galaxy J4 Core
  2. 2. Galaxy J4 Core

    Height:
    160.6 mm +24.6 mm versus A66
    Width:
    76.1 mm +8.9 mm versus A66
    Depth:
    7.9 mm

Weight

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

  1. 1. A66

    98 g

  2. 2. Galaxy J4 Core

    177 g

    +79 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 J4 Core

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

Galaxy J4 Core has approximately 63.7% 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 J4 Core, compared at the same storage capacity.
StorageA66Galaxy J4 Core
16 GB Unknown 1 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 J4 Core

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 1 TB (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 J4 Core

    3300 mAh

    +1300 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 J4 Core

Everyday essentials
Everyday essentials — specifications for A66, Galaxy J4 Core.
SpecificationA66Galaxy J4 Core
Dimensions (HxWxD)
  • 136 Х 67.2 Х 11 mm
  • 160.6 Х 76.1 Х 7.9 mm
Weight
  • 98 g
  • 177 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 4.5" inch
  • 6" inch
Screen resolution
  • 480 x 854 px
  • 720 x 1480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 16 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 1 TB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 3300 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.1.2 (Jelly Bean)
  • Android 8.1 Oreo (Go edition)
Chipset Unknown
  • Qualcomm MSM8917 Snapdragon 425 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A66, Galaxy J4 Core.
SpecificationA66Galaxy J4 Core
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 55.8 cm2
  • 91.4 cm2
Screen format
  • 16:9 (height:width)
  • 18.5:9 (height:width)
Screen to body ratio
  • 61.1%
  • 74.8%
PPI /points per inch/
  • 218 PPI
  • 274 PPI
Camera and Video
Camera and Video — specifications for A66, Galaxy J4 Core.
SpecificationA66Galaxy J4 Core
Rear camera, main
  • 3.15 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 3.15 MP
  • 8 MP
  • f/2.2
  • AF
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • VGA
  • 5 MP
  • f/2.2
Performance

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

Performance — specifications for A66, Galaxy J4 Core.
SpecificationA66Galaxy J4 Core
Processor CPU
  • Dual-core 1.2 GHz
  • Quad-core 1.4 GHz Cortex-A53
Graphics processor GPU Unknown
  • Adreno 308
Antutu 7 score * Unknown
  • 32456
General specs
General specs — specifications for A66, Galaxy J4 Core.
SpecificationA66Galaxy J4 Core
Release date
  • 2014
  • 2018
  • November
Colors
  • White
  • Black
  • Black
  • Gold
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 150 EUR
Battery life
  • Stand by time- Up to 160 h Talking time- Up to 5 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for A66, Galaxy J4 Core.
SpecificationA66Galaxy J4 Core
SIM card
  • Dual SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 - J410F/DS HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 - J410G/DS -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300)
  • 41(2500) - J410F/DS LTE band 1(2100)
  • 2(1900)
  • 4(1700/2100)
  • 12(700)
  • 13(700)
  • 17(700)
  • 28(700)
  • 41(2500)
  • 66(1700/2100) - J410G/DS
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 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
  • BDS
USB
  • microUSB
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 2.0
  • 4.2
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.38 W/kg (head) 0.47 W/kg (body)
  • SAR - 0.65 W/kg (head) 0.37 W/kg (body) SAR EU - 0.34 W/kg (head) 1.48 W/kg (body)
Music and Audio
Music and Audio — specifications for A66, Galaxy J4 Core.
SpecificationA66Galaxy J4 Core
Radio
  • FM radio
  • Stereo FM radio
  • recording
Other features
Other features — specifications for A66, Galaxy J4 Core.
SpecificationA66Galaxy J4 Core
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity - ANT+ - Versions: SM-J410F/DS (Global); SM-J410G/DS (LATAM)