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BLU J2 vs BLU Neo 3.5

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.

  • Weight

    Neo 3.5: 45 g lighter

    J2:
    146 g
    Neo 3.5:
    101 g
  • Width

    Neo 3.5: 11.1 mm narrower

    J2:
    73.1 mm
    Neo 3.5:
    62 mm
  • Screen diagonal

    Neo 3.5: 1.5 in smaller diagonal

    J2:
    5 in
    Neo 3.5:
    3.5 in
  • Depth

    J2: 0.7 mm thinner

    J2:
    10.3 mm
    Neo 3.5:
    11 mm
  • Height

    Neo 3.5: 27 mm shorter

    J2:
    144 mm
    Neo 3.5:
    117 mm
  • Release year

    J2:
    2019
    Neo 3.5:
    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 +27 mm versus Neo 3.5
    Width:
    73.1 mm +11.1 mm versus Neo 3.5
    Depth:
    10.3 mm
  2. 2. Neo 3.5

    Height:
    117 mm
    Width:
    62 mm
    Depth:
    11 mm +0.7 mm versus J2

Weight

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

  1. 1. J2

    146 g

    +45 g versus Neo 3.5

  2. 2. Neo 3.5

    101 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.

  1. 1. J2

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Neo 3.5

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

J2 has approximately 88.9% more rectangular screen area than Neo 3.5.

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, Neo 3.5, compared at the same storage capacity.
StorageJ2Neo 3.5
32 GB 1 GB RAM Unknown
Neo 3.5: Original memory entry

512 MB · 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. J2

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

2. Neo 3.5

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 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. J2

    2000 mAh

    +700 mAh versus Neo 3.5

  2. 2. Neo 3.5

    1300 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. J22. Neo 3.5

Everyday essentials
Everyday essentials — specifications for J2, Neo 3.5.
SpecificationJ2Neo 3.5
Dimensions (HxWxD)
  • 144 Х 73.1 Х 10.3 mm
  • 117 Х 62 Х 11 mm
Weight
  • 146 g
  • 101 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5" inch
  • 3.5" inch
Screen resolution
  • 480 x 854 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 1GB RAM
  • 512 MB
  • 256 MB RAM
Memory card support
  • microSDXC
  • microSD
  • up to 64 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Po
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Android 4.2 (Jelly Bean)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for J2, Neo 3.5.
SpecificationJ2Neo 3.5
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 36.5 cm2
Screen format
  • 16:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 65.4%
  • 50.3%
PPI /points per inch/
  • 196 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for J2, Neo 3.5.
SpecificationJ2Neo 3.5
Rear camera, main
  • 5 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 5 MP
  • 1.3 MP
Functions
  • LED flash
Unknown
Video
  • 720p@30fps
  • 480p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 0 MP,
Specifications
  • 5 MP
Unknown
Performance

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

Performance — specifications for J2, Neo 3.5.
SpecificationJ2Neo 3.5
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Dual-core 1.0 GHz Cortex-A7
Graphics processor GPU
  • Mali-400
  • Mali-400
Antutu 7 score * Unknown
  • 1532
General specs
General specs — specifications for J2, Neo 3.5.
SpecificationJ2Neo 3.5
Release date
  • 2019
  • December
  • 2014
  • April
Colors
  • Blue
  • Black
  • Brown
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 50 EUR
  • 70 EUR
Battery life Unknown
  • Stand by time- Up to 700 h (2G) / Up to 500 h (3G) Talking time- Up to 15 h (2G) / Up to 10 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for J2, Neo 3.5.
SpecificationJ2Neo 3.5
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Mini-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 J2, Neo 3.5.
SpecificationJ2Neo 3.5
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for J2, Neo 3.5.
SpecificationJ2Neo 3.5
Dop
  • Sensors Accelerometer For USA
  • Sensors Accelerometer
  • gyro
  • proximity