Meizu m3 note vs Samsung Galaxy J7 Duo

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.

  • Display technology

    OLED versus LCD

    m3 note:
    LCD
    Galaxy J7 Duo:
    OLED
  • Weight

    m3 note: 11 g lighter

    m3 note:
    163 g
    Galaxy J7 Duo:
    174 g
  • Width

    m3 note: 1.7 mm narrower

    m3 note:
    75.5 mm
    Galaxy J7 Duo:
    77.2 mm
  • Chipset

    m3 note:
    Mediatek MT6755 Helio P10 (28 nm)
    Galaxy J7 Duo:
    Exynos 7885 Octa (14 nm)
  • Rear camera layout

    m3 note:
    Single
    Galaxy J7 Duo:
    Dual
  • Release year

    m3 note:
    2016
    Galaxy J7 Duo:
    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. m3 note

    Height:
    153.6 mm
    Width:
    75.5 mm
    Depth:
    8.2 mm
  2. 2. Galaxy J7 Duo

    Height:
    153.5 mm
    Width:
    77.2 mm +1.7 mm versus m3 note
    Depth:
    8.2 mm

Weight

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

  1. 1. m3 note

    163 g

  2. 2. Galaxy J7 Duo

    174 g

    +11 g versus m3 note

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. m3 note

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

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

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.

m3 note: Original memory entry

32 GB · 3 GB RAM 16 GB · 2 GB RAM

Galaxy J7 Duo: 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. m3 note

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 slot)

2. Galaxy J7 Duo

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. m3 note

    4100 mAh

    +1100 mAh versus Galaxy J7 Duo

  2. 2. Galaxy J7 Duo

    3000 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. m3 note2. Galaxy J7 Duo

Everyday essentials
Everyday essentials — specifications for m3 note, Galaxy J7 Duo.
Specificationm3 noteGalaxy J7 Duo
Dimensions (HxWxD)
  • 153.6 Х 75.5 Х 8.2 mm
  • 153.5 Х 77.2 Х 8.2 mm
Weight
  • 163 g
  • 174 g
Technology
  • LTPS IPS LCD
  • Super AMOLED
Screen size
  • 5.5" inch
  • 5.5" inch
Screen resolution
  • 1080 x 1920 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM 16 GB
  • 2 GB RAM
  • 32 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4100 mAh
  • Non-removable
  • 3000 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop); Flyme UI
  • Android 8.0 (Oreo)
Chipset
  • Mediatek MT6755 Helio P10 (28 nm)
  • Exynos 7885 Octa (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for m3 note, Galaxy J7 Duo.
Specificationm3 noteGalaxy J7 Duo
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 82.6 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 71.2%
  • 70.4%
PPI /points per inch/
  • 403 PPI
  • 267 PPI
Screen protection
  • Dinorex T2X-1 scratch/shock resistant glass
Unknown
Camera and Video
Camera and Video — specifications for m3 note, Galaxy J7 Duo.
Specificationm3 noteGalaxy J7 Duo
Rear camera, main
  • 13 MP
  • Single
  • 13 MP
  • Dual
Camera specs
  • 13 MP
  • PDAF
  • f/2.2
  • 13 MP
  • f/1.9
  • AF -5 MP
  • depth sensor
Functions
  • Dual-LED dual-tone flash
  • HDR
  • panorama
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 5 MP
  • f/2.0
  • 8 MP
  • f/1.9
Performance

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

Performance — specifications for m3 note, Galaxy J7 Duo.
Specificationm3 noteGalaxy J7 Duo
Processor CPU
  • Octa-core (4x1.8 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
  • Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
Graphics processor GPU
  • Mali-T860MP2
  • Mali-G71
GeekBench 4 Single Core *
  • 720
Unknown
GeekBench 4 Multi-Core *
  • 2378
Unknown
GeekBench 4 RenderScript *
  • 1542
Unknown
General specs
General specs — specifications for m3 note, Galaxy J7 Duo.
Specificationm3 noteGalaxy J7 Duo
Release date
  • 2016
  • April
  • 2018
  • April
Colors
  • Gray
  • White
  • Gold
  • Black
  • Gold
  • Rose Gold
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 180 EUR
  • 240 EUR
Communication and Connectivity
Communication and Connectivity — specifications for m3 note, Galaxy J7 Duo.
Specificationm3 noteGalaxy J7 Duo
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 TD-SCDMA -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • USB Host
  • Yes
Bluetooth
  • 4.0
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for m3 note, Galaxy J7 Duo.
Specificationm3 noteGalaxy J7 Duo
Radio
  • No
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for m3 note, Galaxy J7 Duo.
Specificationm3 noteGalaxy J7 Duo
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Also known as Meizu Blue Charm Note3
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity - ANT+