BLU Dash Music JR vs Plum Sync 4.0b

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

    Sync 4.0b: 36.2 g lighter

    Dash Music JR:
    121 g
    Sync 4.0b:
    84.8 g
  • Depth

    Sync 4.0b: 2.1 mm thinner

    Dash Music JR:
    12.5 mm
    Sync 4.0b:
    10.4 mm
  • Release year

    Dash Music JR:
    2014
    Sync 4.0b:
    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. Dash Music JR

    Height:
    125 mm
    Width:
    63.8 mm
    Depth:
    12.5 mm +2.1 mm versus Sync 4.0b
  2. 2. Sync 4.0b

    Height:
    124.5 mm
    Width:
    63.5 mm
    Depth:
    10.4 mm

Weight

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

  1. 1. Dash Music JR

    121 g

    +36.2 g versus Sync 4.0b

  2. 2. Sync 4.0b

    84.8 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. Dash Music JR

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. Sync 4.0b

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

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Dash Music JR: Original memory entry

512 MB · 256 MB RAM

Sync 4.0b: 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. Dash Music JR

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

2. Sync 4.0b

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. Dash Music JR

    1450 mAh

    +150 mAh versus Sync 4.0b

  2. 2. Sync 4.0b

    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. Dash Music JR2. Sync 4.0b

Everyday essentials
Everyday essentials — specifications for Dash Music JR, Sync 4.0b.
SpecificationDash Music JRSync 4.0b
Dimensions (HxWxD)
  • 125 Х 63.8 Х 12.5 mm
  • 124.5 Х 63.5 Х 10.4 mm
Weight
  • 121 g
  • 84.8 g
Technology
  • TFT
  • TFT
Screen size
  • 4" inch
  • 4" inch
Screen resolution
  • 480 x 800 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB
  • 256 MB RAM
  • 512 MB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1450 mAh
  • Removable Li-Ion
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 4.4 (KitKat)
Chipset Unknown
  • Mediatek MT6572 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Dash Music JR, Sync 4.0b.
SpecificationDash Music JRSync 4.0b
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 45.5 cm2
  • 45.5 cm2
Screen format
  • 5:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 57.1%
  • 57.6%
PPI /points per inch/
  • 233 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Dash Music JR, Sync 4.0b.
SpecificationDash Music JRSync 4.0b
Rear camera, main
  • 2 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 2 MP
  • 1.3 MP
Functions
  • LED flash
Unknown
Video
  • 720p@30fps
  • 720p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • VGA
  • 1.3 MP
Performance
Performance — specifications for Dash Music JR, Sync 4.0b.
SpecificationDash Music JRSync 4.0b
Processor CPU
  • Dual-core 1.3 GHz
  • Dual-core 1.0 GHz Cortex-A7
Graphics processor GPU
  • Mali-400
  • Mali-400
General specs
General specs — specifications for Dash Music JR, Sync 4.0b.
SpecificationDash Music JRSync 4.0b
Release date
  • 2014
  • November
  • 2015
  • June
Colors
  • Grey
  • Orange
  • Yellow
  • Blue
  • Pink
  • White
  • Black
  • White
  • Red
  • Blue
Battery life
  • Stand by time- Up to 600 h Talking time- Up to 18 h
  • Stand by time- Up to 180 h Talking time- Up to 2 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for Dash Music JR, Sync 4.0b.
SpecificationDash Music JRSync 4.0b
SIM card
  • Dual SIM (Mini-SIM/ Micro-SIM)
  • Dual SIM
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • No
GPS
  • A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 2.0
Music and Audio
Music and Audio — specifications for Dash Music JR, Sync 4.0b.
SpecificationDash Music JRSync 4.0b
Radio
  • Stereo FM radio
  • FM radio
Other features
Other features — specifications for Dash Music JR, Sync 4.0b.
SpecificationDash Music JRSync 4.0b
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer Flashlight Also known as Plum Sync 4.0b X400