Coolpad Mega 3 vs ZTE Open II

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.

  • Width

    Open II: 16 mm narrower

    Mega 3:
    77 mm
    Open II:
    61 mm
  • Screen diagonal

    Open II: 2 in smaller diagonal

    Mega 3:
    5.5 in
    Open II:
    3.5 in
  • Chipset

    Mega 3:
    Mediatek MT6737 (28 nm)
    Open II:
    Qualcomm MSM8210 Snapdragon 200 (28 nm)
  • Depth

    Mega 3: 2.3 mm thinner

    Mega 3:
    8.2 mm
    Open II:
    10.5 mm
  • Height

    Open II: 34 mm shorter

    Mega 3:
    152 mm
    Open II:
    118 mm
  • Release year

    Mega 3:
    2016
    Open II:
    2014

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 +34 mm versus Open II
    Width:
    77 mm +16 mm versus Open II
    Depth:
    8.2 mm
    Weight:
    170 g
  2. 2. Open II

    Height:
    118 mm
    Width:
    61 mm
    Depth:
    10.5 mm +2.3 mm versus Mega 3
    Weight:
    Unknown

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. Open II

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²

Mega 3 has approximately 128.6% more rectangular screen area than Open II.

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, Open II, compared at the same storage capacity.
StorageMega 3Open II
16 GB 2 GB RAM Unknown
Open II: Original memory entry

2 GB · 256 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. Mega 3

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

2. Open II

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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

    +1900 mAh versus Open II

  2. 2. Open II

    1150 mAh

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. Open II

Everyday essentials
Everyday essentials — specifications for Mega 3, Open II.
SpecificationMega 3Open II
Dimensions (HxWxD)
  • 152 Х 77 Х 8.2 mm
  • 118 Х 61 Х 10.5 mm
Weight
  • 170 g
  • 0 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.5" inch
  • 3.5" inch
Screen resolution
  • 720 x 1280 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 2 GB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3050 mAh
  • Non-removable Li-Po
  • 1150 mAh
  • Removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow); Cool UI
  • Firefox OS 1.3
Chipset
  • Mediatek MT6737 (28 nm)
  • Qualcomm MSM8210 Snapdragon 200 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Mega 3, Open II.
SpecificationMega 3Open II
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 83.4 cm2
  • 36.5 cm2
Screen format
  • 16:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 71.3%
  • 50.7%
PPI /points per inch/
  • 267 PPI
  • 165 PPI
Screen protection
  • Scratch-resistant glass
Unknown
Camera and Video
Camera and Video — specifications for Mega 3, Open II.
SpecificationMega 3Open II
Rear camera, main
  • 8 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • f/2.2
  • 2 MP
Functions
  • LED flash
Unknown
Video
  • 720p
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 0 MP,
Specifications
  • 8 MP
  • f/2.2
Unknown
Performance

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

Performance — specifications for Mega 3, Open II.
SpecificationMega 3Open II
Processor CPU
  • Quad-core 1.2 GHz Cortex-A53
  • Dual-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Mali-T860
  • Adreno 302
Antutu 7 score *
  • 29322
  • 12396
General specs
General specs — specifications for Mega 3, Open II.
SpecificationMega 3Open II
Release date
  • 2016
  • December
  • 2014
  • February
Colors
  • Champagne White
  • Moondust Grey
  • Gold White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 110 EUR
Unknown
Battery life
  • Stand by time- Up to 200 h (3G) Talking time- Up to 8 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Mega 3, Open II.
SpecificationMega 3Open II
SIM card
  • Triple SIM (Nano-SIM
  • triple stand-by)
  • Micro-SIM
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
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
Unknown
USB
  • microUSB 2.0
  • USB Host
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 2.1
Harmful irradiation
  • SAR EU - 0.68 W/kg (head) 0.66 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Mega 3, Open II.
SpecificationMega 3Open II
Radio
  • Stereo FM radio; recording
  • FM radio
Other features
Other features — specifications for Mega 3, Open II.
SpecificationMega 3Open II
Dop
  • Sensors Accelerometer
  • proximity - Also known as Coolpad 3503I
  • Sensors Accelerometer MP3/AAC+/WAV player -MP4/H.264 player -Photo viewer -Predictive text input