HTC Desire 501 vs Palm Treo Pro

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

  Treo Pro: 6.7 mm narrower

  Desire 501:

  66.7 mm

  Treo Pro:

  60 mm

• Screen diagonal

  Treo Pro: 1.8 in smaller diagonal

  Desire 501:

  4.3 in

  Treo Pro:

  2.5 in

• Depth

  Desire 501: 3.6 mm thinner

  Desire 501:

  9.8 mm

  Treo Pro:

  13.4 mm

• Height

  Treo Pro: 14.5 mm shorter

  Desire 501:

  128.5 mm

  Treo Pro:

  114 mm

• Release year

  Desire 501:

  2013

  Treo Pro:

  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. Desire 501

   Height:

   128.5 mm +14.5 mm versus Treo Pro

   Width:

   66.7 mm +6.7 mm versus Treo Pro

   Depth:

   9.8 mm

2. 2. Treo Pro

   Height:

   114 mm

   Width:

   60 mm

   Depth:

   13.4 mm +3.6 mm versus Desire 501

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. Desire 501

   Screen diagonal:

   4.3 in

   Aspect ratio (height:width):

   5:3

   Approximate rectangular screen area:

   52.6 cm²

2. 2. Treo Pro

   Screen diagonal:

   2.5 in

   Aspect ratio (height:width):

   1:1

   Approximate rectangular screen area:

   20.2 cm²

Desire 501 has approximately 161% more rectangular screen area than Treo Pro.

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.

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.