Coolpad Mega 3 vs Samsung Galaxy J7 Max

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

    Mega 3: 9 g lighter

    Mega 3:
    170 g
    Galaxy J7 Max:
    179 g
  • Width

    Mega 3: 1.8 mm narrower

    Mega 3:
    77 mm
    Galaxy J7 Max:
    78.8 mm
  • Screen diagonal

    Mega 3: 0.2 in smaller diagonal

    Mega 3:
    5.5 in
    Galaxy J7 Max:
    5.7 in
  • Chipset

    Mega 3:
    Mediatek MT6737 (28 nm)
    Galaxy J7 Max:
    Mediatek MT6757 Helio P20 (16 nm)
  • Height

    Mega 3: 4.7 mm shorter

    Mega 3:
    152 mm
    Galaxy J7 Max:
    156.7 mm
  • Release year

    Mega 3:
    2016
    Galaxy J7 Max:
    2017

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. Mega 3

    Height:
    152 mm
    Width:
    77 mm
    Depth:
    8.2 mm
  2. 2. Galaxy J7 Max

    Height:
    156.7 mm +4.7 mm versus Mega 3
    Width:
    78.8 mm +1.8 mm versus Mega 3
    Depth:
    8.1 mm

Weight

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

  1. 1. Mega 3

    170 g

  2. 2. Galaxy J7 Max

    179 g

    +9 g versus Mega 3

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. Mega 3

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. Galaxy J7 Max

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

Galaxy J7 Max has approximately 7.4% more rectangular screen area than Mega 3.

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 Mega 3, Galaxy J7 Max, compared at the same storage capacity.
StorageMega 3Galaxy J7 Max
16 GB 2 GB RAM Unknown
Galaxy J7 Max: Original memory entry

32 GB · 512GB 4GB

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Mega 3

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

2. Galaxy J7 Max

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. Mega 3

    3050 mAh

  2. 2. Galaxy J7 Max

    3300 mAh

    +250 mAh versus Mega 3

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. Mega 32. Galaxy J7 Max

Everyday essentials
Everyday essentials — specifications for Mega 3, Galaxy J7 Max.
SpecificationMega 3Galaxy J7 Max
Dimensions (HxWxD)
  • 152 Х 77 Х 8.2 mm
  • 156.7 Х 78.8 Х 8.1 mm
Weight
  • 170 g
  • 179 g
Technology
  • IPS LCD
  • PLS
Screen size
  • 5.5" inch
  • 5.7" inch
Screen resolution
  • 720 x 1280 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 32 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3050 mAh
  • Non-removable Li-Po
  • 3300 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow); Cool UI
  • Android 7.0 (Nougat)
  • upgradable to Android 8.0 (Oreo)
Chipset
  • Mediatek MT6737 (28 nm)
  • Mediatek MT6757 Helio P20 (16 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Mega 3, Galaxy J7 Max.
SpecificationMega 3Galaxy J7 Max
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 89.6 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 71.3%
  • 72.5%
PPI /points per inch/
  • 267 PPI
  • 386 PPI
Screen protection
  • Scratch-resistant glass
Unknown
Camera and Video
Camera and Video — specifications for Mega 3, Galaxy J7 Max.
SpecificationMega 3Galaxy J7 Max
Rear camera, main
  • 8 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • f/2.2
  • 13 MP
  • AF
  • f/1.7
Functions
  • LED flash
  • LED flash
Video
  • 720p
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 13 MP
  • Single
Specifications
  • 8 MP
  • f/2.2
  • 13 MP
  • f/1.9
Performance

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

Performance — specifications for Mega 3, Galaxy J7 Max.
SpecificationMega 3Galaxy J7 Max
Processor CPU
  • Quad-core 1.2 GHz Cortex-A53
  • Octa-core (4x2.35 GHz Cortex-A53 & 4x1.65 GHz Cortex-A53)
Graphics processor GPU
  • Mali-T860
  • Mali-T880MP2
Antutu 7 score *
  • 29322
  • 44789
GeekBench 4 Single Core * Unknown
  • 615
GeekBench 4 Multi-Core * Unknown
  • 2591
GeekBench 4 RenderScript * Unknown
  • 1926
General specs
General specs — specifications for Mega 3, Galaxy J7 Max.
SpecificationMega 3Galaxy J7 Max
Release date
  • 2016
  • December
  • 2017
  • June
Colors
  • Champagne White
  • Moondust Grey
  • Gold White
  • Black
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 110 EUR
  • 170 EUR
Battery life
  • Stand by time- Up to 200 h (3G) Talking time- Up to 8 h (3G)
  • Talking time- Up to 20 h (3G) Music play - Up to 72 h
Body build Unknown
  • aluminum body
  • plastic ends
Communication and Connectivity
Communication and Connectivity — specifications for Mega 3, Galaxy J7 Max.
SpecificationMega 3Galaxy J7 Max
SIM card
  • Triple SIM (Nano-SIM
  • triple stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • 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)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 20(800)
  • 40(2300)
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • 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
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • USB Host
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • 4.2
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.68 W/kg (head) 0.66 W/kg (body)
  • SAR - 0.57 W/kg (head) 1.06 W/kg (body) SAR EU - 0.46 W/kg (head) 1.52 W/kg (body)
Music and Audio
Music and Audio — specifications for Mega 3, Galaxy J7 Max.
SpecificationMega 3Galaxy J7 Max
Radio
  • Stereo FM radio; recording
  • FM radio
Other features
Other features — specifications for Mega 3, Galaxy J7 Max.
SpecificationMega 3Galaxy J7 Max
Dop
  • Sensors Accelerometer
  • proximity - Also known as Coolpad 3503I
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Versions: G615F/DS (India) Also known as Samsung Galaxy On Max without smart glow ring