MWg Atom Life vs T-Mobile Sidekick 3

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.

  • Weight

    Atom Life: 45 g lighter

    Atom Life:
    145 g
    Sidekick 3:
    190 g
  • Width

    Atom Life: 1 mm narrower

    Atom Life:
    58 mm
    Sidekick 3:
    59 mm
  • Depth

    Atom Life: 4 mm thinner

    Atom Life:
    18 mm
    Sidekick 3:
    22 mm
  • Height

    Atom Life: 24 mm shorter

    Atom Life:
    106 mm
    Sidekick 3:
    130 mm
  • Release year

    Atom Life:
    2007
    Sidekick 3:
    2006

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. Atom Life

    Height:
    106 mm
    Width:
    58 mm
    Depth:
    18 mm
  2. 2. Sidekick 3

    Height:
    130 mm +24 mm versus Atom Life
    Width:
    59 mm +1 mm versus Atom Life
    Depth:
    22 mm +4 mm versus Atom Life

Weight

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

  1. 1. Atom Life

    145 g

  2. 2. Sidekick 3

    190 g

    +45 g versus Atom Life

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. Atom Life

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

    Screen diagonal:
    2.6 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    20.1 cm²

Atom Life has approximately 12.2% more rectangular screen area than Sidekick 3.

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.

Atom Life: Original memory entry

64 MB RAM · 1 GB ROM

Sidekick 3: Original memory entry

64 MB RAM

Practical features

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

1. Atom Life

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details miniSD

2. Sidekick 3

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details miniSD

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. Atom Life

    1530 mAh

    +30 mAh versus Sidekick 3

  2. 2. Sidekick 3

    1500 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. Atom Life2. Sidekick 3

Everyday essentials
Everyday essentials — specifications for Atom Life, Sidekick 3.
SpecificationAtom LifeSidekick 3
Dimensions (HxWxD)
  • 106 Х 58 Х 18 mm
  • 130 Х 59 Х 22 mm
Weight
  • 145 g
  • 190 g
Technology
  • TFT
  • TFT
Screen size
  • 2.7" inch
  • 2.6" inch
Screen resolution
  • 240 x 320 px
  • 160 x 240 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB RAM
  • 1 GB ROM
  • 64 MB RAM
Memory card support
  • miniSD
  • miniSD
Battery Capacity is not battery life. No endurance test is implied.
  • 1530 mAh
  • Removable Li-Po
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6 Professional
  • Danger 3.0
Headphone jack
  • No
  • No
Display
Display — specifications for Atom Life, Sidekick 3.
SpecificationAtom LifeSidekick 3
Touchscreen
  • resistive touchscreen
Unknown
Display colors Unknown
  • 65K
Screen area
  • 22.6 cm2
  • 20.1 cm2
Screen format
  • 4:3 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 36.7%
  • 26.2%
PPI /points per inch/
  • 148 PPI
  • 111 PPI
Camera and Video
Camera and Video — specifications for Atom Life, Sidekick 3.
SpecificationAtom LifeSidekick 3
Rear camera, main
  • 2 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 2 MP
  • 1.3 MP
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • No
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA videocall camera
Unknown
Performance
Performance — specifications for Atom Life, Sidekick 3.
SpecificationAtom LifeSidekick 3
Processor CPU
  • Intel XScale PXA 270 624 MHz
Unknown
General specs
General specs — specifications for Atom Life, Sidekick 3.
SpecificationAtom LifeSidekick 3
Release date
  • 2007
  • January
  • 2006
  • June
Colors
  • Black
  • Black
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 4 h
  • Stand by time- Up to 72 h Talking time- Up to 4 h 50 min
Communication and Connectivity
Communication and Connectivity — specifications for Atom Life, Sidekick 3.
SpecificationAtom LifeSidekick 3
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Unknown
Speed
  • HSPA 3.6/0.384 Mbps
Unknown
GPRS
  • Class 10
  • Class 10
Edge
  • Class 10
  • Class 10
Wi-Fi
  • Wi-Fi 802.11b/g
  • No
GPS
  • No
  • No
USB
  • miniUSB
  • 1.1
Bluetooth
  • 1.2
  • 1.2
Music and Audio
Music and Audio — specifications for Atom Life, Sidekick 3.
SpecificationAtom LifeSidekick 3
Radio
  • Stereo FM radio
  • RDS
  • No
Others
  • Handwriting recognition -Stereo speakers
  • Swivel display
Other features
Other features — specifications for Atom Life, Sidekick 3.
SpecificationAtom LifeSidekick 3
Dop
  • Infrared port - Pocket Office -Voice memo -MP3/WMA/WMV/WAV/MP4 player -Predictive text input
  • MP3 audio player -Voice memo