BLU J2 vs Micromax Bolt Q339

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.

  • Screen diagonal

    Bolt Q339: 0.5 in smaller diagonal

    J2:
    5 in
    Bolt Q339:
    4.5 in
  • Release year

    J2:
    2019
    Bolt Q339:
    2015

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
    Weight:
    146 g
  2. 2. Bolt Q339

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown
    Weight:
    Unknown

    Unavailable dimensions are omitted from the drawing.

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. Bolt Q339

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

J2 has approximately 23.5% more rectangular screen area than Bolt Q339.

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, Bolt Q339, compared at the same storage capacity.
StorageJ2Bolt Q339
32 GB 1 GB RAM Unknown
Bolt Q339: Original memory entry

4 GB · 512 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. Bolt Q339

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. J2

    2000 mAh

    +350 mAh versus Bolt Q339

  2. 2. Bolt Q339

    1650 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. Bolt Q339

Everyday essentials
Everyday essentials — specifications for J2, Bolt Q339.
SpecificationJ2Bolt Q339
Dimensions (HxWxD)
  • 144 Х 73.1 Х 10.3 mm
  • Х Х mm
Weight
  • 146 g
  • 0 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5" inch
  • 4.5" inch
Screen resolution
  • 480 x 854 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 1GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSDXC
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Po
  • 1650 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Android 4.4.2 (KitKat)
Chipset Unknown
  • Spreadtrum SC7731
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for J2, Bolt Q339.
SpecificationJ2Bolt Q339
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 68.9 cm2
  • 55.8 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 65.4%
Unknown
PPI /points per inch/
  • 196 PPI
  • 218 PPI
Camera and Video
Camera and Video — specifications for J2, Bolt Q339.
SpecificationJ2Bolt Q339
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • 5 MP
Functions
  • LED flash
  • LED flash
Video
  • 720p@30fps
  • 720p
Front camera, selfie
  • 5 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 5 MP
  • 2 MP
Performance
Performance — specifications for J2, Bolt Q339.
SpecificationJ2Bolt Q339
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Quad-core 1.2 GHz
Graphics processor GPU
  • Mali-400
Unknown
General specs
General specs — specifications for J2, Bolt Q339.
SpecificationJ2Bolt Q339
Release date
  • 2019
  • December
  • 2015
  • October
Colors
  • Blue
  • Black
  • Brown
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 50 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 280 h Talking time- Up to 5 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for J2, Bolt Q339.
SpecificationJ2Bolt Q339
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual 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 - SIM 1 & SIM 2
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
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
Unknown
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for J2, Bolt Q339.
SpecificationJ2Bolt Q339
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for J2, Bolt Q339.
SpecificationJ2Bolt Q339
Dop
  • Sensors Accelerometer For USA
  • Sensors Accelerometer
  • proximity