Samsung Galaxy J vs T-Mobile Sidekick

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

    Sidekick: 18 g lighter

    Galaxy J:
    146 g
    Sidekick:
    128 g
  • Width

    Sidekick: 12 mm narrower

    Galaxy J:
    70 mm
    Sidekick:
    58 mm
  • Screen diagonal

    Sidekick: 2.4 in smaller diagonal

    Galaxy J:
    5 in
    Sidekick:
    2.6 in
  • Depth

    Galaxy J: 9.4 mm thinner

    Galaxy J:
    8.6 mm
    Sidekick:
    18 mm
  • Height

    Sidekick: 18 mm shorter

    Galaxy J:
    137 mm
    Sidekick:
    119 mm
  • Release year

    Galaxy J:
    2013
    Sidekick:
    2008

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. Galaxy J

    Height:
    137 mm +18 mm versus Sidekick
    Width:
    70 mm +12 mm versus Sidekick
    Depth:
    8.6 mm
  2. 2. Sidekick

    Height:
    119 mm
    Width:
    58 mm
    Depth:
    18 mm +9.4 mm versus Galaxy J

Weight

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

  1. 1. Galaxy J

    146 g

    +18 g versus Sidekick

  2. 2. Sidekick

    128 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. Galaxy J

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

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

Galaxy J has approximately 258.2% more rectangular screen area than Sidekick.

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 Galaxy J, Sidekick, compared at the same storage capacity.
StorageGalaxy JSidekick
16 GB 3 GB RAM Unknown
Sidekick: Original memory entry

128 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. Galaxy J

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB (dedicated slot)

2. Sidekick

NFC:
Unknown
Headphone jack:
Yes
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. Galaxy J

    2600 mAh

    +1570 mAh versus Sidekick

  2. 2. Sidekick

    1030 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. Galaxy J2. Sidekick

Everyday essentials
Everyday essentials — specifications for Galaxy J, Sidekick.
SpecificationGalaxy JSidekick
Dimensions (HxWxD)
  • 137 Х 70 Х 8.6 mm
  • 119 Х 58 Х 18 mm
Weight
  • 146 g
  • 128 g
Technology
  • Super AMOLED
  • TFT
Screen size
  • 5" inch
  • 2.6" inch
Screen resolution
  • 1080 x 1920 px
  • 240 x 400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 3 GB RAM
  • 128 MB RAM
  • 64 MB ROM
Memory card support
  • microSD
  • up to 64 GB (dedicated slot)
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2600 mAh
  • Removable Li-Ion
  • 1030 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.3 (Jelly Bean)
  • upgradable to 5.0 (Lollipop)
  • Danger 4.7
Chipset
  • Qualcomm MSM8974 Snapdragon 800 (28 nm)
Unknown
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Galaxy J, Sidekick.
SpecificationGalaxy JSidekick
Touchscreen
  • capacitive touchscreen
Unknown
Display colors
  • 16M
  • 65K
Screen area
  • 68.9 cm2
  • 19.2 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 71.9%
  • 27.9%
PPI /points per inch/
  • 441 PPI
  • 179 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Galaxy J, Sidekick.
SpecificationGalaxy JSidekick
Rear camera, main
  • 13 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • 1.3 MP
Functions
  • Dual video call
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 0 MP,
Specifications
  • 2 MP
Unknown
Performance

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

Performance — specifications for Galaxy J, Sidekick.
SpecificationGalaxy JSidekick
Processor CPU
  • Quad-core 2.3 GHz Krait 400
Unknown
Graphics processor GPU
  • Adreno 330
Unknown
Antutu 7 score *
  • 39678
Unknown
GeekBench 4 Single Core *
  • 922
Unknown
GeekBench 4 Multi-Core *
  • 2259
Unknown
GeekBench 4 RenderScript *
  • 2118
Unknown
General specs
General specs — specifications for Galaxy J, Sidekick.
SpecificationGalaxy JSidekick
Release date
  • 2013
  • December
  • 2008
  • July
Colors
  • White
  • Pink
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 450 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 216 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for Galaxy J, Sidekick.
SpecificationGalaxy JSidekick
SIM card
  • Micro-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 -3G - HSDPA 800 / 850 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 8(900)
Unknown
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • No
USB
  • microUSB 2.0 (MHL 2 TV-out)
  • USB Host
  • miniUSB
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • LE
  • 2.0
  • A2DP
Harmful irradiation
  • SAR - 0.95 W/kg (head) 1.10 W/kg (body) SAR EU - 0.39 W/kg (head) 0.29 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Galaxy J, Sidekick.
SpecificationGalaxy JSidekick
Radio
  • No
  • No
Others
  • Active noise cancellation with dedicated mic
  • Swivel display
Other features
Other features — specifications for Galaxy J, Sidekick.
SpecificationGalaxy JSidekick
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • barometer
  • temperature
  • humidity
  • gesture
  • Infrared port - S-Voice natural language commands and dictation -Air gestures - Also known as Samsung Galaxy J SGH-N075T
  • MP3/WAV/WMA audio player -MP4 player -Voice memo -Predictive text input