Samsung Galaxy J3 Emerge 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: 19 g lighter

    Galaxy J3 Emerge:
    147 g
    Sidekick:
    128 g
  • Width

    Sidekick: 12.1 mm narrower

    Galaxy J3 Emerge:
    70.1 mm
    Sidekick:
    58 mm
  • Screen diagonal

    Sidekick: 2.4 in smaller diagonal

    Galaxy J3 Emerge:
    5 in
    Sidekick:
    2.6 in
  • Depth

    Galaxy J3 Emerge: 9.3 mm thinner

    Galaxy J3 Emerge:
    8.7 mm
    Sidekick:
    18 mm
  • Height

    Sidekick: 21.9 mm shorter

    Galaxy J3 Emerge:
    140.9 mm
    Sidekick:
    119 mm
  • Release year

    Galaxy J3 Emerge:
    2017
    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 J3 Emerge

    Height:
    140.9 mm +21.9 mm versus Sidekick
    Width:
    70.1 mm +12.1 mm versus Sidekick
    Depth:
    8.7 mm
  2. 2. Sidekick

    Height:
    119 mm
    Width:
    58 mm
    Depth:
    18 mm +9.3 mm versus Galaxy J3 Emerge

Weight

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

  1. 1. Galaxy J3 Emerge

    147 g

    +19 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 J3 Emerge

    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 J3 Emerge 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.

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

Galaxy J3 Emerge: Original memory entry

16 GB · 1.5 GB RAM

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 J3 Emerge

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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 J3 Emerge

    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 J3 Emerge2. Sidekick

Everyday essentials
Everyday essentials — specifications for Galaxy J3 Emerge, Sidekick.
SpecificationGalaxy J3 EmergeSidekick
Dimensions (HxWxD)
  • 140.9 Х 70.1 Х 8.7 mm
  • 119 Х 58 Х 18 mm
Weight
  • 147 g
  • 128 g
Technology
  • TFT
  • TFT
Screen size
  • 5" inch
  • 2.6" inch
Screen resolution
  • 720 x 1280 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
  • 1.5 GB RAM
  • 128 MB RAM
  • 64 MB ROM
Memory card support
  • microSD
  • up to 256 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 6.0.1 (Marshmallow)Android 7.0 (Nougat) - Amp Prime 2
  • Danger 4.7
Chipset
  • Qualcomm MSM8937 Snapdragon 430 (28 nm) Sprint -Qualcomm MSM8917 Snapdragon 425 (28 nm) BoostMobile
  • Cricket
  • T-Mobile
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Galaxy J3 Emerge, Sidekick.
SpecificationGalaxy J3 EmergeSidekick
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
  • 69.8%
  • 27.9%
PPI /points per inch/
  • 294 PPI
  • 179 PPI
Camera and Video
Camera and Video — specifications for Galaxy J3 Emerge, Sidekick.
SpecificationGalaxy J3 EmergeSidekick
Rear camera, main
  • 5 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • f/1.9
  • 1.3 MP
Functions
  • LED flash
  • HDR
Unknown
Video
  • 1080p@30fps (J3 Emerge
  • J3 Eclipse
  • Galaxy J3 Prime); 720p@30fps (Amp Prime 2)
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 0 MP,
Specifications
  • 2 MP
  • f/2.2
Unknown
Performance

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

Performance — specifications for Galaxy J3 Emerge, Sidekick.
SpecificationGalaxy J3 EmergeSidekick
Processor CPU
  • Octa-core 1.4 GHz Cortex-A53 Sprint -Quad-core 1.4 GHz Cortex-A53 BoostMobile
  • Cricket
  • T-Mobile
Unknown
Graphics processor GPU
  • Adreno 505 Sprint -Adreno 308 BoostMobile
  • Cricket
  • T-Mobile
Unknown
GeekBench 4 Single Core *
  • 624
Unknown
GeekBench 4 Multi-Core *
  • 1621
Unknown
GeekBench 4 RenderScript *
  • 1157
Unknown
General specs
General specs — specifications for Galaxy J3 Emerge, Sidekick.
SpecificationGalaxy J3 EmergeSidekick
Release date
  • 2017
  • January
  • 2008
  • July
Colors
  • Silver
  • Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 235 USD
Unknown
Battery life
  • Stand by time- Up to 408 h (3G) Talking time- Up to 23 h (3G) Music play - Up to 71 h
  • Stand by time- Up to 216 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for Galaxy J3 Emerge, Sidekick.
SpecificationGalaxy J3 EmergeSidekick
SIM card
  • Nano-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 CDMA 800 / 1900 -3G - HSDPA 850 / 1700(AWS) / 1900 -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 12(700)
  • 25(1900)
  • 26(850)
  • 41(2500)
Unknown
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A Cat4 150/50 Mbps
  • EV-DO Rev.A 3.1 Mbps
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • WiFi Direct
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • No
USB
  • microUSB 2.0
  • miniUSB
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 2.0
  • A2DP
Music and Audio
Music and Audio — specifications for Galaxy J3 Emerge, Sidekick.
SpecificationGalaxy J3 EmergeSidekick
Radio
  • FM radio (operator dependant)
  • No
Others
  • Active noise cancellation with dedicated mic
  • Swivel display
Other features
Other features — specifications for Galaxy J3 Emerge, Sidekick.
SpecificationGalaxy J3 EmergeSidekick
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - Versions: Galaxy J3 Emerge J327P (Sprint); Galaxy J3 Eclipse J327V (Verizon); Galaxy J3 Prime J327T (T-Mobile); Galaxy Express Prime 2 J327A (AT&T); Galaxy Amp Prime 2 J327A (Cricket)
  • MP3/WAV/WMA audio player -MP4 player -Voice memo -Predictive text input