T-Mobile Sidekick vs T-Mobile Vivacity

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

    Vivacity: 10 g lighter

    Sidekick:
    128 g
    Vivacity:
    118 g
  • Screen diagonal

    Sidekick: 0.9 in smaller diagonal

    Sidekick:
    2.6 in
    Vivacity:
    3.5 in
  • Depth

    Vivacity: 7.5 mm thinner

    Sidekick:
    18 mm
    Vivacity:
    10.5 mm
  • Height

    Vivacity: 4 mm shorter

    Sidekick:
    119 mm
    Vivacity:
    115 mm
  • Release year

    Sidekick:
    2008
    Vivacity:
    2011

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. Sidekick

    Height:
    119 mm +4 mm versus Vivacity
    Width:
    58 mm
    Depth:
    18 mm +7.5 mm versus Vivacity
  2. 2. Vivacity

    Height:
    115 mm
    Width:
    58 mm
    Depth:
    10.5 mm

Weight

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

  1. 1. Sidekick

    128 g

    +10 g versus Vivacity

  2. 2. Vivacity

    118 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. Sidekick

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

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

Vivacity has approximately 81.2% 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.

Sidekick: Original memory entry

128 MB RAM · 64 MB ROM

Vivacity: Original memory entry

512 MB

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Sidekick

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD (dedicated slot)

2. Vivacity

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 2 GB included

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. Sidekick

    1030 mAh

  2. 2. Vivacity

    1500 mAh

    +470 mAh versus Sidekick

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. Sidekick2. Vivacity

Everyday essentials
Everyday essentials — specifications for Sidekick, Vivacity.
SpecificationSidekickVivacity
Dimensions (HxWxD)
  • 119 Х 58 Х 18 mm
  • 115 Х 58 Х 10.5 mm
Weight
  • 128 g
  • 118 g
Technology
  • TFT
  • TFT
Screen size
  • 2.6" inch
  • 3.5" inch
Screen resolution
  • 240 x 400 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 MB RAM
  • 64 MB ROM
  • 512 MB
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 1030 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Danger 4.7
  • Android 2.3 (Gingerbread)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Sidekick, Vivacity.
SpecificationSidekickVivacity
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 65K
  • 256K
Screen area
  • 19.2 cm2
  • 34.9 cm2
Screen format
  • 5:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 27.9%
  • 52.3%
PPI /points per inch/
  • 179 PPI
  • 267 PPI
Camera and Video
Camera and Video — specifications for Sidekick, Vivacity.
SpecificationSidekickVivacity
Rear camera, main
  • 1.3 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 1.3 MP
  • 5 MP
Functions Unknown
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
General specs
General specs — specifications for Sidekick, Vivacity.
SpecificationSidekickVivacity
Release date
  • 2008
  • July
  • 2011
  • November
Colors
  • Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 170 EUR
Battery life
  • Stand by time- Up to 216 h Talking time- Up to 5 h
  • Stand by time- Up to 200 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for Sidekick, Vivacity.
SpecificationSidekickVivacity
SIM card
  • Mini-SIM
  • Mini-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed Unknown
  • HSPA
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB
  • miniUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • A2DP
  • Yes
Music and Audio
Music and Audio — specifications for Sidekick, Vivacity.
SpecificationSidekickVivacity
Radio
  • No
  • Stereo FM radio
  • RDS
Others
  • Swivel display
Unknown
Other features
Other features — specifications for Sidekick, Vivacity.
SpecificationSidekickVivacity
Dop
  • MP3/WAV/WMA audio player -MP4 player -Voice memo -Predictive text input
  • Sensors Accelerometer
  • proximity
  • compass - MP4/WMV/H.264 player -MP3/WAV/WMA/eAAC+ player -Organizer -Document viewer -Voice memo/dial -Predictive text input