O2 XDA 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

    Sidekick 3: 11 g lighter

    XDA:
    201 g
    Sidekick 3:
    190 g
  • Width

    Sidekick 3: 14 mm narrower

    XDA:
    73 mm
    Sidekick 3:
    59 mm
  • Screen diagonal

    Sidekick 3: 0.9 in smaller diagonal

    XDA:
    3.5 in
    Sidekick 3:
    2.6 in
  • Depth

    XDA: 4 mm thinner

    XDA:
    18 mm
    Sidekick 3:
    22 mm
  • Release year

    XDA:
    2003
    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. XDA

    Height:
    129 mm
    Width:
    73 mm +14 mm versus Sidekick 3
    Depth:
    18 mm
  2. 2. Sidekick 3

    Height:
    130 mm
    Width:
    59 mm
    Depth:
    22 mm +4 mm versus XDA

Weight

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

  1. 1. XDA

    201 g

    +11 g versus Sidekick 3

  2. 2. Sidekick 3

    190 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. XDA

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

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

XDA has approximately 88.5% 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.

XDA: Original memory entry

64 MB RAM · 32 MB 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. XDA

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details MMC/SD

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.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. XDA2. Sidekick 3

Everyday essentials
Everyday essentials — specifications for XDA, Sidekick 3.
SpecificationXDASidekick 3
Dimensions (HxWxD)
  • 129 Х 73 Х 18 mm
  • 130 Х 59 Х 22 mm
Weight
  • 201 g
  • 190 g
Technology
  • TFT
  • TFT
Screen size
  • 3.5" 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
  • 32 MB ROM
  • 64 MB RAM
Memory card support
  • MMC/SD
  • miniSD
Battery Capacity is not battery life. No endurance test is implied.
  • 0 mAh,
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows PocketPC
  • Danger 3.0
Headphone jack
  • No
  • No
Display
Display — specifications for XDA, Sidekick 3.
SpecificationXDASidekick 3
Touchscreen
  • resistive touchscreen
Unknown
Display colors
  • 4096
  • 65K
Screen area
  • 37.9 cm2
  • 20.1 cm2
Screen format
  • 4:3 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 40.3%
  • 26.2%
PPI /points per inch/
  • 114 PPI
  • 111 PPI
Camera and Video
Camera and Video — specifications for XDA, Sidekick 3.
SpecificationXDASidekick 3
Rear camera, main
  • 0 MP,
  • 1.3 MP
  • Single
Camera specs Unknown
  • 1.3 MP
Functions Unknown
  • LED flash
Video Unknown
  • No
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for XDA, Sidekick 3.
SpecificationXDASidekick 3
Processor CPU
  • Intel Strong PXA263 400 MHz
Unknown
General specs
General specs — specifications for XDA, Sidekick 3.
SpecificationXDASidekick 3
Release date
  • 2003
  • 2006
  • June
Colors Unknown
  • Black
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 3 h 30 min
  • Stand by time- Up to 72 h Talking time- Up to 4 h 50 min
Communication and Connectivity
Communication and Connectivity — specifications for XDA, Sidekick 3.
SpecificationXDASidekick 3
SIM card
  • Mini-SIM
  • Mini-SIM
GPRS
  • Class 8
  • Class 10
Edge
  • No
  • Class 10
Wi-Fi
  • No
  • No
GPS
  • No
  • No
USB
  • Proprietary
  • 1.1
Bluetooth
  • No
  • 1.2
Music and Audio
Music and Audio — specifications for XDA, Sidekick 3.
SpecificationXDASidekick 3
Radio
  • No
  • No
Others Unknown
  • Swivel display
Other features
Other features — specifications for XDA, Sidekick 3.
SpecificationXDASidekick 3
Dop
  • Infrared port - Pocket Office -Media player -Voice memo - Produced by HTC. Functionally identical to Qtek 1010.
  • MP3 audio player -Voice memo