Nokia 6681 vs T-Mobile Sidekick

Compare recorded specifications, size and practical differences.

+ Add a third phone

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.

  • Width

    6681: 2.8 mm narrower

    6681:
    55.2 mm
    Sidekick:
    58 mm
  • Screen diagonal

    6681: 0.5 in smaller diagonal

    6681:
    2.1 in
    Sidekick:
    2.6 in
  • Depth

    Sidekick: 2.5 mm thinner

    6681:
    20.5 mm
    Sidekick:
    18 mm
  • Height

    6681: 10.6 mm shorter

    6681:
    108.4 mm
    Sidekick:
    119 mm
  • Release year

    6681:
    2005
    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. 6681

    Height:
    108.4 mm
    Width:
    55.2 mm
    Depth:
    20.5 mm +2.5 mm versus Sidekick
  2. 2. Sidekick

    Height:
    119 mm +10.6 mm versus 6681
    Width:
    58 mm +2.8 mm versus 6681
    Depth:
    18 mm

Weight

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

  1. 1. 6681

    131 g

    +3 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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. 6681

    6681: Screen geometry unavailable or conflicting.

  2. 2. Sidekick

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

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.

6681: Original memory entry

8 MB

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. 6681

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details RS-DV-MMC · 64 MB included

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. 6681

    900 mAh

  2. 2. Sidekick

    1030 mAh

    +130 mAh versus 6681

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. 66812. Sidekick

Everyday essentials
Everyday essentials — specifications for 6681, Sidekick.
Specification6681Sidekick
Dimensions (HxWxD)
  • 108.4 Х 55.2 Х 20.5 mm
  • 119 Х 58 Х 18 mm
Weight
  • 131 g
  • 128 g
Technology
  • TFT
  • TFT
Screen size
  • 2.1" inch
  • 2.6" inch
Screen resolution
  • 176 x 208 px
  • 240 x 400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 MB
  • 128 MB RAM
  • 64 MB ROM
Memory card support
  • RS-DV-MMC
  • 64 MB included
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 900 mAh
  • Removable Li-Ion
  • 1030 mAh
  • Removable Li-Ion
Operating system OS
  • Symbian OS 8.0a
  • Series 60 2nd Edition
  • Danger 4.7
Chipset
  • TI OMAP 1710
Unknown
Headphone jack
  • No
  • Yes
Display
Display — specifications for 6681, Sidekick.
Specification6681Sidekick
Display colors
  • 256K
  • 65K
Screen area
  • 14.0 cm2
  • 19.2 cm2
Screen format Unknown
  • 5:3 (height:width)
Screen to body ratio
  • 23.4%
  • 27.9%
PPI /points per inch/
  • 0 PPI
  • 179 PPI
Camera and Video
Camera and Video — specifications for 6681, Sidekick.
Specification6681Sidekick
Rear camera, main
  • 1.3 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 1.3 MP
  • 1.3 MP
Functions
  • LED flash
Unknown
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for 6681, Sidekick.
Specification6681Sidekick
Processor CPU
  • 220 MHz ARM926EJ-S
Unknown
General specs
General specs — specifications for 6681, Sidekick.
Specification6681Sidekick
Release date
  • 2005
  • Q1
  • 2008
  • July
Colors
  • Electric Blue
  • Pearl White
  • Black
Battery life
  • Stand by time- Up to 240 h Talking time- Up to 6 h
  • Stand by time- Up to 216 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for 6681, Sidekick.
Specification6681Sidekick
SIM card
  • Mini-SIM
  • Mini-SIM
GPRS
  • Class 10
  • Class 10
Edge
  • Class 10
  • Class 10
Wi-Fi
  • No
  • No
GPS
  • No
  • No
USB
  • Pop-Port
  • miniUSB
Bluetooth
  • 1.2
  • 2.0
  • A2DP
Harmful irradiation
  • SAR - 0.78 W/kg (head) 0.47 W/kg (body) SAR EU - 0.83 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for 6681, Sidekick.
Specification6681Sidekick
Radio
  • No
  • No
Others
  • 5-way navi key -Downloadable themes
  • Swivel display
Other features
Other features — specifications for 6681, Sidekick.
Specification6681Sidekick
Dop
  • Push to talk -MP3/AAC/MP4 player -Predictive text input -Organizer -Voice command/memo
  • MP3/WAV/WMA audio player -MP4 player -Voice memo -Predictive text input