alcatel Tetra vs BLU Dash Music JR

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

    Dash Music JR: 29 g lighter

    Tetra:
    150 g
    Dash Music JR:
    121 g
  • Width

    Dash Music JR: 8.1 mm narrower

    Tetra:
    71.9 mm
    Dash Music JR:
    63.8 mm
  • Screen diagonal

    Dash Music JR: 1 in smaller diagonal

    Tetra:
    5 in
    Dash Music JR:
    4 in
  • Depth

    Tetra: 3.1 mm thinner

    Tetra:
    9.4 mm
    Dash Music JR:
    12.5 mm
  • Height

    Dash Music JR: 17.5 mm shorter

    Tetra:
    142.5 mm
    Dash Music JR:
    125 mm
  • Release year

    Tetra:
    2018
    Dash Music JR:
    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. Tetra

    Height:
    142.5 mm +17.5 mm versus Dash Music JR
    Width:
    71.9 mm +8.1 mm versus Dash Music JR
    Depth:
    9.4 mm
  2. 2. Dash Music JR

    Height:
    125 mm
    Width:
    63.8 mm
    Depth:
    12.5 mm +3.1 mm versus Tetra

Weight

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

  1. 1. Tetra

    150 g

    +29 g versus Dash Music JR

  2. 2. Dash Music JR

    121 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. Tetra

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

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

Tetra has approximately 51.3% more rectangular screen area than Dash Music JR.

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 Tetra, Dash Music JR, compared at the same storage capacity.
StorageTetraDash Music JR
16 GB 2 GB RAM Unknown
Dash Music JR: 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. Tetra

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB

2. Dash Music JR

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. Tetra

    2050 mAh

    +600 mAh versus Dash Music JR

  2. 2. Dash Music JR

    1450 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. Tetra2. Dash Music JR

Everyday essentials
Everyday essentials — specifications for Tetra, Dash Music JR.
SpecificationTetraDash Music JR
Dimensions (HxWxD)
  • 142.5 Х 71.9 Х 9.4 mm
  • 125 Х 63.8 Х 12.5 mm
Weight
  • 150 g
  • 121 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5" inch
  • 4" inch
Screen resolution
  • 480 x 854 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 512 MB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 128 GB
  • microSD
  • up to 64 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2050 mAh
  • Removable Li-Ion
  • 1450 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo)
  • Android 4.4.2 (KitKat)
Chipset
  • Mediatek MT6739WM (28 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Tetra, Dash Music JR.
SpecificationTetraDash Music JR
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 67.2%
  • 57.1%
PPI /points per inch/
  • 196 PPI
  • 233 PPI
Screen protection
  • Asahi Dragontrail Glass
Unknown
Camera and Video
Camera and Video — specifications for Tetra, Dash Music JR.
SpecificationTetraDash Music JR
Rear camera, main
  • 5 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 2 MP
Functions
  • LED flash
  • HDR
  • LED flash
Video
  • 720p@30fps
  • 720p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 2 MP
  • VGA
Performance
Performance — specifications for Tetra, Dash Music JR.
SpecificationTetraDash Music JR
Processor CPU
  • Quad-core 1.1 GHz Cortex-A53
  • Dual-core 1.3 GHz
Graphics processor GPU
  • PowerVR GE8100
  • Mali-400
General specs
General specs — specifications for Tetra, Dash Music JR.
SpecificationTetraDash Music JR
Release date
  • 2018
  • September
  • 2014
  • November
Colors
  • Stealth Black
  • Grey
  • Orange
  • Yellow
  • Blue
  • Pink
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 50 USD
Unknown
Battery life Unknown
  • Stand by time- Up to 600 h Talking time- Up to 18 h
Communication and Connectivity
Communication and Connectivity — specifications for Tetra, Dash Music JR.
SpecificationTetraDash Music JR
SIM card
  • Nano-SIM
  • Dual SIM (Mini-SIM/ Micro-SIM)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 1700(AWS) / 1900 -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 12(700)
  • 14(700)
Unknown
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
Unknown
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
GPS
  • Yes
  • with A-GPS
  • 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 Tetra, Dash Music JR.
SpecificationTetraDash Music JR
Radio
  • FM radio
  • Stereo FM radio
Other features
Other features — specifications for Tetra, Dash Music JR.
SpecificationTetraDash Music JR
Dop
  • Sensors Accelerometer
  • proximity - For USA
  • Sensors Accelerometer