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BLU J4 vs Meizu MX

Compare recorded specifications, size and practical differences.

BLU J4

BLU J4

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Meizu MX

Meizu MX

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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

    MX: 19 g lighter

    J4:
    158 g
    MX:
    139 g
  • Width

    MX: 9 mm narrower

    J4:
    72.3 mm
    MX:
    63.3 mm
  • Screen diagonal

    MX: 1.5 in smaller diagonal

    J4:
    5.5 in
    MX:
    4 in
  • Height

    MX: 29.7 mm shorter

    J4:
    151 mm
    MX:
    121.3 mm
  • Release year

    J4:
    2019
    MX:
    2011

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
Front — relative 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. J4: height 151 mm; Width 72.3 mm. MX: height 121.3 mm; Width 63.3 mm. J4: 151 × 72.3 mm 1 MX: 121.3 × 63.3 mm 2
Side
Side — relative 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. J4: height 151 mm; Depth 10 mm. MX: height 121.3 mm; Depth 10.3 mm. J4: 151 × 10 mm 1 MX: 121.3 × 10.3 mm 2
  1. 1. J4

    Height:
    151 mm +29.7 mm versus MX
    Width:
    72.3 mm +9 mm versus MX
    Depth:
    10 mm
    Weight:
    158 g
  2. 2. MX

    Height:
    121.3 mm
    Width:
    63.3 mm
    Depth:
    10.3 mm
    Weight:
    139 g

Weight

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

  1. 1. J4

    158 g

    +19 g versus MX

  2. 2. MX

    139 g

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.

Screen size
Relative rectangular screen sizes; numbers match the phone labels below 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. J4: screen diagonal 5.5 in; aspect ratio (height:width) 18:9; approximate rectangular area 78.1 cm². MX: screen diagonal 4 in; aspect ratio (height:width) 3:2; approximate rectangular area 47.6 cm². J4: 5.5 in, 18:9, About 78.1 cm² rectangular area 1 MX: 4 in, 3:2, About 47.6 cm² rectangular area 2
  1. 1. J4

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    78.1 cm²
  2. 2. MX

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

J4 has approximately 63.9% more rectangular screen area than MX.

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 J4, MX, compared at the same storage capacity.
StorageJ4MX
16 GB Not recorded 1 GB RAM
32 GB 1 GB RAM Not recorded

Practical features

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

1. J4

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

2. MX

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. J4

    2200 mAh

    +600 mAh versus MX

  2. 2. MX

    1600 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. J42. MX

Everyday essentials
Everyday essentials — specifications for J4, MX.
SpecificationJ4MX
Dimensions (HxWxD)
  • 151 Х 72.3 Х 10 mm
  • 121.3 Х 63.3 Х 10.3 mm
Weight
  • 158 g
  • 139 g
Technology
  • IPS LCD
  • ASV
Screen size
  • 5.5" inch
  • 4" inch
Screen resolution
  • 720 x 1440 px
  • 640 x 960 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 1GB RAM
  • 16 GB
  • 1 GB RAM
Memory card support
  • microSDXC
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 2200 mAh
  • Removable Li-Po
  • 1600 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Android 2.3.5 (Gingerbread)
  • upgradable to 4.0 (Ice Cream Sandwich)
Chipset Unknown
  • Exynos
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for J4, MX.
SpecificationJ4MX
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 78.1 cm2
  • 47.6 cm2
Screen format
  • 18:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 71.5%
  • 62.0%
PPI /points per inch/
  • 293 PPI
  • 288 PPI
Camera and Video
Camera and Video — specifications for J4, MX.
SpecificationJ4MX
Rear camera, main
  • 8 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 8 MP
  • AF
  • f/2.2
Functions
  • LED flash
  • LED flash
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 8 MP
  • VGA
Performance
Performance — specifications for J4, MX.
SpecificationJ4MX
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Dual-core 1.4 GHz Cortex-A9
Graphics processor GPU
  • Mali-400
  • Mali-400
General specs
General specs — specifications for J4, MX.
SpecificationJ4MX
Release date
  • 2019
  • October
  • 2011
  • December
Colors
  • Blue
  • Black
  • Brown
  • Black/White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 270 EUR
Communication and Connectivity
Communication and Connectivity — specifications for J4, MX.
SpecificationJ4MX
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
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
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
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0 (MHL TV-out)
  • USB Host
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 2.1
  • A2DP
  • EDR
Music and Audio
Music and Audio — specifications for J4, MX.
SpecificationJ4MX
Radio
  • FM radio
  • No
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for J4, MX.
SpecificationJ4MX
Dop
  • Sensors Accelerometer For USA
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - MP3/WAV/eAAC+/FLAC player -MP4/H.264 player -Organizer -Document viewer -Photo viewer -Voice memo/dial -Predictive text input