BLU Dash L4 vs T-Mobile Sidekick LX

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 L4: 43 g lighter

    Dash L4:
    119 g
    Sidekick LX:
    162 g
  • Width

    Sidekick LX: 4.1 mm narrower

    Dash L4:
    64.1 mm
    Sidekick LX:
    60 mm
  • Screen diagonal

    Sidekick LX: 1 in smaller diagonal

    Dash L4:
    4 in
    Sidekick LX:
    3 in
  • Depth

    Dash L4: 11.5 mm thinner

    Dash L4:
    10.5 mm
    Sidekick LX:
    22 mm
  • Height

    Dash L4: 2.7 mm shorter

    Dash L4:
    126.8 mm
    Sidekick LX:
    129.5 mm
  • Release year

    Dash L4:
    2017
    Sidekick LX:
    2007

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 L4

    Height:
    126.8 mm
    Width:
    64.1 mm +4.1 mm versus Sidekick LX
    Depth:
    10.5 mm
  2. 2. Sidekick LX

    Height:
    129.5 mm +2.7 mm versus Dash L4
    Width:
    60 mm
    Depth:
    22 mm +11.5 mm versus Dash L4

Weight

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

  1. 1. Dash L4

    119 g

  2. 2. Sidekick LX

    162 g

    +43 g versus Dash L4

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 L4

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

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

Dash L4 has approximately 77.8% more rectangular screen area than Sidekick LX.

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 L4: Original memory entry

8 GB · 512 MB RAM

Sidekick LX: Original memory entry

64 MB RAM · 64 MB ROM

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 L4

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

2. Sidekick LX

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD (dedicated slot)

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 L4

    1700 mAh

    +160 mAh versus Sidekick LX

  2. 2. Sidekick LX

    1540 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 L42. Sidekick LX

Everyday essentials
Everyday essentials — specifications for Dash L4, Sidekick LX.
SpecificationDash L4Sidekick LX
Dimensions (HxWxD)
  • 126.8 Х 64.1 Х 10.5 mm
  • 129.5 Х 60 Х 22 mm
Weight
  • 119 g
  • 162 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 4" inch
  • 3" inch
Screen resolution
  • 480 x 800 px
  • 240 x 400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 512 MB RAM
  • 64 MB RAM
  • 64 MB ROM
Memory card support
  • microSD
  • up to 64 GB
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1700 mAh
  • Removable Li-Po
  • 1540 mAh
  • Removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • Danger OS
Chipset
  • Mediatek MT6570 (28 nm)
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Dash L4, Sidekick LX.
SpecificationDash L4Sidekick LX
Touchscreen
  • capacitive touchscreen
Unknown
Display colors
  • 16M
  • 65K
Screen area
  • 45.5 cm2
  • 25.6 cm2
Screen format
  • 5:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 56.0%
  • 33.0%
PPI /points per inch/
  • 233 PPI
  • 155 PPI
Camera and Video
Camera and Video — specifications for Dash L4, Sidekick LX.
SpecificationDash L4Sidekick LX
Rear camera, main
  • 5 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 5 MP
  • 1.3 MP
Functions
  • LED flash
Unknown
Video
  • 720p@30fps
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 0 MP,
Specifications
  • 2 MP
Unknown
Performance
Performance — specifications for Dash L4, Sidekick LX.
SpecificationDash L4Sidekick LX
Processor CPU
  • Dual-core 1.3 GHz
Unknown
Graphics processor GPU
  • Mali-400
Unknown
General specs
General specs — specifications for Dash L4, Sidekick LX.
SpecificationDash L4Sidekick LX
Release date
  • 2017
  • December
  • 2007
  • September
Colors
  • Black
  • Gold
  • Rose Gold
  • Silver
  • Red
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 60 USD
  • 160 EUR
Battery life
  • Stand by time- Up to 500 h (2G) / Up to 550 h (3G) Talking time- Up to 18 h (2G) / Up to 15 h (3G)
  • Stand by time- Up to 96 h Talking time- Up to 6 h 50 min
Communication and Connectivity
Communication and Connectivity — specifications for Dash L4, Sidekick LX.
SpecificationDash L4Sidekick LX
SIM card
  • Dual SIM (Mini-SIM/Micro-SIM)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Unknown
Speed
  • HSPA 21.1/5.76 Mbps
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • Proprietary
Bluetooth
  • 4.0
  • A2DP
  • 2.0
Harmful irradiation Unknown
  • SAR - 0.40 W/kg (head) 0.46 W/kg (body)
Music and Audio
Music and Audio — specifications for Dash L4, Sidekick LX.
SpecificationDash L4Sidekick LX
Radio Unknown
  • No
Other features
Other features — specifications for Dash L4, Sidekick LX.
SpecificationDash L4Sidekick LX
Dop
  • Sensors Accelerometer For USA
  • MP3/WMA audio player -MP4 player -Voice memo