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  2. Celkon A66 vs Coolpad Mega 3

Celkon A66 vs Coolpad Mega 3

Compare recorded specifications, size and practical differences.

Celkon A66

Celkon A66

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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.

      • WeightA66: 72 g lighterA66: 98 g · Mega 3: 170 g
      • WidthA66: 9.8 mm narrowerA66: 67.2 mm · Mega 3: 77 mm
      • Screen diagonalA66: 1 in smaller diagonalA66: 4.5 in · Mega 3: 5.5 in
      • DepthMega 3: 2.8 mm thinnerMega 3: 8.2 mm · A66: 11 mm
      • HeightA66: 16 mm shorterA66: 136 mm · Mega 3: 152 mm
      • Release year2014 / 2016A66: 2014 · Mega 3: 2016

      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.

      Front
      A66: 136 × 67.2 mm 1 Mega 3: 152 × 77 mm 2
      Side
      A66: 136 × 11 mm 1 Mega 3: 152 × 8.2 mm 2
      1. 1. A66
        Height
        136 mm
        Width
        67.2 mm
        Depth
        11 mm
        Weight
        98 g
      2. 2. Mega 3
        Height
        152 mm
        Width
        77 mm
        Depth
        8.2 mm
        Weight
        170 g

      Specifications

      Open a section for more detail. Scroll inside a table to keep phone names visible; on narrow screens, swipe sideways or use the arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

      Everyday essentials
      Everyday essentials
      SpecificationA66Mega 3
      Dimensions (HxWxD)
      • 136 Х 67.2 Х 11 mm
      • 152 Х 77 Х 8.2 mm
      Weight
      • 98 g
      • 170 g
      Technology
      • TFT
      • IPS LCD
      Screen size
      • 4.5" inch
      • 5.5" inch
      Screen resolution
      • 480 x 854 px
      • 720 x 1280 px
      Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
      • 4 GB
      • 512 MB RAM
      • 16 GB
      • 2 GB RAM
      Memory card support
      • microSD
      • up to 32 GB
      • microSD
      • up to 32 GB (dedicated slot)
      BatteryCapacity is not battery life. No endurance test is implied.
      • 2000 mAh
      • Li-Ion
      • 3050 mAh
      • Non-removable Li-Po
      Operating system OS
      • Android 4.1.2 (Jelly Bean)
      • Android 6.0 (Marshmallow); Cool UI
      Chipset Unknown
      • Mediatek MT6737 (28 nm)
      Headphone jack
      • Yes
      • Yes
      Display
      Display
      SpecificationA66Mega 3
      Touchscreen
      • capacitive touchscreen
      • capacitive touchscreen
      Display colors Unknown
      • 16M
      Screen area
      • 55.8 cm2
      • 83.4 cm2
      Screen format
      • 16:9 (height:width)
      • 16:9 (height:width)
      Screen to body ratio
      • 61.1%
      • 71.3%
      PPI /points per inch/
      • 218 PPI
      • 267 PPI
      Screen protection Unknown
      • Scratch-resistant glass
      Camera and Video
      Camera and Video
      SpecificationA66Mega 3
      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
      • 720p
      Front camera, selfie
      • 0.3 MP
      • Single
      • 8 MP
      • Single
      Specifications
      • VGA
      • 8 MP
      • f/2.2
      Performance
      Performance
      SpecificationA66Mega 3
      Processor CPU
      • Dual-core 1.2 GHz
      • Quad-core 1.2 GHz Cortex-A53
      Graphics processor GPU Unknown
      • Mali-T860
      Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
      • 29322
      General specs
      General specs
      SpecificationA66Mega 3
      Release date
      • 2014
      • 2016
      • December
      Colors
      • White
      • Black
      • Champagne White
      • Moondust Grey
      • Gold White
      Historical recorded priceLegacy catalogue value; date unknown. Not a current offer. Unknown
      • 110 EUR
      Battery life
      • Stand by time- Up to 160 h Talking time- Up to 5 h
      • Stand by time- Up to 200 h (3G) Talking time- Up to 8 h (3G)
      Communication and Connectivity
      Communication and Connectivity
      SpecificationA66Mega 3
      SIM card
      • Dual SIM
      • Triple SIM (Nano-SIM
      • triple stand-by)
      Network Unknown
      • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 1(2100)
      • 3(1800)
      • 5(850)
      • 7(2600)
      • 20(800)
      • 40(2300)
      Speed Unknown
      • HSPA 21.1/5.76 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
      USB
      • microUSB
      • microUSB 2.0
      • USB Host
      Bluetooth
      • 2.0
      • 4.0
      • A2DP
      Harmful irradiation
      • SAR EU - 0.38 W/kg (head) 0.47 W/kg (body)
      • SAR EU - 0.68 W/kg (head) 0.66 W/kg (body)
      Music and Audio
      Music and Audio
      SpecificationA66Mega 3
      Radio
      • FM radio
      • Stereo FM radio; recording
      Other features
      Other features
      SpecificationA66Mega 3
      Dop
      • Sensors Accelerometer
      • proximity
      • Sensors Accelerometer
      • proximity - Also known as Coolpad 3503I

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