Celkon A66 vs Samsung Galaxy Grand Prime Pro

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: 55 g lighter

    A66:
    98 g
    Galaxy Grand Prime Pro:
    153 g
  • Width

    A66: 5.1 mm narrower

    A66:
    67.2 mm
    Galaxy Grand Prime Pro:
    72.3 mm
  • Screen diagonal

    A66: 0.5 in smaller diagonal

    A66:
    4.5 in
    Galaxy Grand Prime Pro:
    5 in
  • Depth

    Galaxy Grand Prime Pro: 2.6 mm thinner

    A66:
    11 mm
    Galaxy Grand Prime Pro:
    8.4 mm
  • Height

    A66: 7.8 mm shorter

    A66:
    136 mm
    Galaxy Grand Prime Pro:
    143.8 mm
  • Release year

    A66:
    2014
    Galaxy Grand Prime Pro:
    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 +2.6 mm versus Galaxy Grand Prime Pro
  2. 2. Galaxy Grand Prime Pro

    Height:
    143.8 mm +7.8 mm versus A66
    Width:
    72.3 mm +5.1 mm versus A66
    Depth:
    8.4 mm

Weight

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

  1. 1. A66

    98 g

  2. 2. Galaxy Grand Prime Pro

    153 g

    +55 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 Grand Prime Pro

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

Galaxy Grand Prime Pro has approximately 23.5% 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 Grand Prime Pro: Original memory entry

16 GB · 1.5 GB RAM 2 GB RAM (India only)

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 Grand Prime Pro

NFC:
Unknown
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 Grand Prime Pro

    2600 mAh

    +600 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 Grand Prime Pro

Everyday essentials
Everyday essentials — specifications for A66, Galaxy Grand Prime Pro.
SpecificationA66Galaxy Grand Prime Pro
Dimensions (HxWxD)
  • 136 Х 67.2 Х 11 mm
  • 143.8 Х 72.3 Х 8.4 mm
Weight
  • 98 g
  • 153 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 4.5" inch
  • 5" inch
Screen resolution
  • 480 x 854 px
  • 540 x 960 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
  • 1.5 GB RAM 2 GB RAM (India only)
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
  • 2600 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.1.2 (Jelly Bean)
  • Android 7.1 (Nougat)
  • planned upgrade to Android 8.0 (Oreo)
Chipset Unknown
  • Qualcomm MSM8917 Snapdragon 425 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A66, Galaxy Grand Prime Pro.
SpecificationA66Galaxy Grand Prime Pro
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 55.8 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 61.1%
  • 66.3%
PPI /points per inch/
  • 218 PPI
  • 220 PPI
Screen protection Unknown
  • Corning Gorilla Glass (unspecified version)
Camera and Video
Camera and Video — specifications for A66, Galaxy Grand Prime Pro.
SpecificationA66Galaxy Grand Prime Pro
Rear camera, main
  • 3.15 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 3.15 MP
  • 8 MP
  • AF
  • f/2.2
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
Performance — specifications for A66, Galaxy Grand Prime Pro.
SpecificationA66Galaxy Grand Prime Pro
Processor CPU
  • Dual-core 1.2 GHz
  • Quad-core 1.4 GHz Cortex-A53
Graphics processor GPU Unknown
  • Adreno 308
General specs
General specs — specifications for A66, Galaxy Grand Prime Pro.
SpecificationA66Galaxy Grand Prime Pro
Release date
  • 2014
  • 2018
  • January
Colors
  • White
  • Black
  • Black
  • Gold
  • Blue
  • Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 120 EUR
Battery life
  • Stand by time- Up to 160 h Talking time- Up to 5 h
  • Talking time- Up to 18 h (3G) Music play - Up to 60 h
Body build Unknown
  • aluminum frame
  • plastic back
Communication and Connectivity
Communication and Connectivity — specifications for A66, Galaxy Grand Prime Pro.
SpecificationA66Galaxy Grand Prime Pro
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 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300) - Asia
  • Russia LTE band 1(2100)
  • 40(2300) - India
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
Harmful irradiation
  • SAR EU - 0.38 W/kg (head) 0.47 W/kg (body)
  • SAR - 0.51 W/kg (head) 1.20 W/kg (body)
Music and Audio
Music and Audio — specifications for A66, Galaxy Grand Prime Pro.
SpecificationA66Galaxy Grand Prime Pro
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for A66, Galaxy Grand Prime Pro.
SpecificationA66Galaxy Grand Prime Pro
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity - Versions: J250F/DS (Global Dual-SIM) Also known as Samsung Galaxy J2 (2018)
  • Samsung Galaxy Grand Prime Pro