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BLU J2 vs Meizu MX4

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    J2: 2.1 mm narrower

    J2:
    73.1 mm
    MX4:
    75.2 mm
  • Screen diagonal

    J2: 0.36 in smaller diagonal

    J2:
    5 in
    MX4:
    5.36 in
  • Memory variants

    At 32 GB storage

    J2:
    1 GB RAM
    MX4:
    2 GB RAM
  • Depth

    MX4: 1.4 mm thinner

    J2:
    10.3 mm
    MX4:
    8.9 mm
  • Release year

    J2:
    2019
    MX4:
    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. J2

    Height:
    144 mm
    Width:
    73.1 mm
    Depth:
    10.3 mm +1.4 mm versus MX4
  2. 2. MX4

    Height:
    144 mm
    Width:
    75.2 mm +2.1 mm versus J2
    Depth:
    8.9 mm

Weight

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

  1. 1. J2

    146 g

  2. 2. MX4

    147 g

    +1 g versus J2

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. J2

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. MX4

    Screen diagonal:
    5.36 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    81.8 cm²

MX4 has approximately 18.7% more rectangular screen area than J2.

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 J2, MX4, compared at the same storage capacity.
StorageJ2MX4
16 GB Not recorded 2 GB RAM
32 GB Recorded for all phones 1 GB RAM 2 GB RAM
64 GB Not recorded 2 GB 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. J2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC

2. MX4

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
No

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. J2

    2000 mAh

  2. 2. MX4

    3100 mAh

    +1100 mAh versus J2

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. J22. MX4

Everyday essentials
Everyday essentials — specifications for J2, MX4.
SpecificationJ2MX4
Dimensions (HxWxD)
  • 144 Х 73.1 Х 10.3 mm
  • 144 Х 75.2 Х 8.9 mm
Weight
  • 146 g
  • 147 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5" inch
  • 5.36" inch
Screen resolution
  • 480 x 854 px
  • 1152 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 1GB RAM
  • 16/32/64 GB
  • 2 GB RAM
Memory card support
  • microSDXC
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Po
  • 3100 mAh
  • Non-removable
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Android 4.4.4 (KitKat); Flyme 4
Chipset Unknown
  • Mediatek MT6595
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for J2, MX4.
SpecificationJ2MX4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 81.8 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 65.4%
  • 75.5%
PPI /points per inch/
  • 196 PPI
  • 418 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for J2, MX4.
SpecificationJ2MX4
Rear camera, main
  • 5 MP
  • Single
  • 20.7 MP
  • Single
Camera specs
  • 5 MP
  • 20.7 MP
  • f/2.2
  • 1/2.3''
  • AF
Functions
  • LED flash
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 5 MP
  • 2 MP
Performance

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

Performance — specifications for J2, MX4.
SpecificationJ2MX4
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Octa-core (4x2.2 GHz Cortex-A17 & 4x1.7 GHz Cortex-A7)
Graphics processor GPU
  • Mali-400
  • PowerVR G6200
Antutu 7 score * Unknown
  • 50152
GeekBench 4 Single Core * Unknown
  • 797
GeekBench 4 Multi-Core * Unknown
  • 2605
GeekBench 4 RenderScript * Unknown
  • 2252
General specs
General specs — specifications for J2, MX4.
SpecificationJ2MX4
Release date
  • 2019
  • December
  • 2014
  • September
Colors
  • Blue
  • Black
  • Brown
  • Gray
  • Gold
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 50 EUR
  • 340 EUR
Communication and Connectivity
Communication and Connectivity — specifications for J2, MX4.
SpecificationJ2MX4
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Micro-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 TD-SCDMA - China Mobile -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600) LTE band 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - China Mobile
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA
  • 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/ac
  • dual-band
  • Wi-Fi Direct
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • QZSS
USB
  • microUSB 2.0
  • microUSB 2.0 (MHL TV-out)
  • USB Host
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for J2, MX4.
SpecificationJ2MX4
Radio
  • FM radio
  • No
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for J2, MX4.
SpecificationJ2MX4
Dop
  • Sensors Accelerometer For USA
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass