T-Mobile HD2 vs T-Mobile Sidekick

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: 29 g lighter

  HD2:

  157 g

  Sidekick:

  128 g

• Width

  Sidekick: 9 mm narrower

  HD2:

  67 mm

  Sidekick:

  58 mm

• Screen diagonal

  Sidekick: 1.7 in smaller diagonal

  HD2:

  4.3 in

  Sidekick:

  2.6 in

• Depth

  HD2: 7 mm thinner

  HD2:

  11 mm

  Sidekick:

  18 mm

• Height

  Sidekick: 3 mm shorter

  HD2:

  122 mm

  Sidekick:

  119 mm

• Release year

  HD2:

  2010

  Sidekick:

  2008

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. HD2

   Height:

   122 mm +3 mm versus Sidekick

   Width:

   67 mm +9 mm versus Sidekick

   Depth:

   11 mm

2. 2. Sidekick

   Height:

   119 mm

   Width:

   58 mm

   Depth:

   18 mm +7 mm versus HD2

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. HD2

   Screen diagonal:

   4.3 in

   Aspect ratio (height:width):

   5:3

   Approximate rectangular screen area:

   52.6 cm²

2. 2. Sidekick

   Screen diagonal:

   2.6 in

   Aspect ratio (height:width):

   5:3

   Approximate rectangular screen area:

   19.2 cm²

HD2 has approximately 173.5% 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.

Practical features

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

Battery capacity

Capacity is not battery life. No endurance test is implied.

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.