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BLU J4 vs Maxwest Nitro 55M

Compare recorded specifications, size and practical differences.

BLU J4

BLU J4

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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

    J4: 22 g lighter

    J4:
    158 g
    Nitro 55M:
    180 g
  • Width

    J4: 5.3 mm narrower

    J4:
    72.3 mm
    Nitro 55M:
    77.6 mm
  • Depth

    Nitro 55M: 1.8 mm thinner

    J4:
    10 mm
    Nitro 55M:
    8.2 mm
  • Release year

    J4:
    2019
    Nitro 55M:
    2016

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. Nitro 55M: height 152.9 mm; Width 77.6 mm. J4: 151 × 72.3 mm 1 Nitro 55M: 152.9 × 77.6 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. Nitro 55M: height 152.9 mm; Depth 8.2 mm. J4: 151 × 10 mm 1 Nitro 55M: 152.9 × 8.2 mm 2
  1. 1. J4

    Height:
    151 mm
    Width:
    72.3 mm
    Depth:
    10 mm +1.8 mm versus Nitro 55M
    Weight:
    158 g
  2. 2. Nitro 55M

    Height:
    152.9 mm
    Width:
    77.6 mm +5.3 mm versus J4
    Depth:
    8.2 mm
    Weight:
    180 g

Weight

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

  1. 1. J4

    158 g

  2. 2. Nitro 55M

    180 g

    +22 g versus J4

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. Nitro 55M: screen diagonal 5.5 in; aspect ratio (height:width) 16:9; approximate rectangular area 83.4 cm². J4: 5.5 in, 18:9, About 78.1 cm² rectangular area 1 Nitro 55M: 5.5 in, 16:9, About 83.4 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. Nitro 55M

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

Nitro 55M has approximately 6.8% more rectangular screen area than J4.

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, Nitro 55M, compared at the same storage capacity.
StorageJ4Nitro 55M
8 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. Nitro 55M

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

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

  2. 2. Nitro 55M

    2800 mAh

    +600 mAh versus J4

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. Nitro 55M

Everyday essentials
Everyday essentials — specifications for J4, Nitro 55M.
SpecificationJ4Nitro 55M
Dimensions (HxWxD)
  • 151 Х 72.3 Х 10 mm
  • 152.9 Х 77.6 Х 8.2 mm
Weight
  • 158 g
  • 180 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 5.5" inch
Screen resolution
  • 720 x 1440 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 1GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSDXC
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2200 mAh
  • Removable Li-Po
  • 2800 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Android 6.0 (Marshmallow)
Chipset Unknown
  • Mediatek MT6580 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for J4, Nitro 55M.
SpecificationJ4Nitro 55M
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 78.1 cm2
  • 83.4 cm2
Screen format
  • 18:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 71.5%
  • 70.3%
PPI /points per inch/
  • 293 PPI
  • 267 PPI
Camera and Video
Camera and Video — specifications for J4, Nitro 55M.
SpecificationJ4Nitro 55M
Rear camera, main
  • 8 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 720p@30fps
  • 720p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 8 MP
  • 2 MP
Performance
Performance — specifications for J4, Nitro 55M.
SpecificationJ4Nitro 55M
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • Mali-400
  • Mali-400MP2
General specs
General specs — specifications for J4, Nitro 55M.
SpecificationJ4Nitro 55M
Release date
  • 2019
  • October
  • 2016
  • October
Colors
  • Blue
  • Black
  • Brown
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 280 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for J4, Nitro 55M.
SpecificationJ4Nitro 55M
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (dual stand-by)
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 - SIM 1 & SIM 2
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
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for J4, Nitro 55M.
SpecificationJ4Nitro 55M
Radio
  • FM radio
  • Stereo FM radio
Other features
Other features — specifications for J4, Nitro 55M.
SpecificationJ4Nitro 55M
Dop
  • Sensors Accelerometer For USA
  • Sensors Accelerometer
  • proximity