Palm Treo Pro vs ZTE Open

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: 2 mm narrower

  Treo Pro:

  60 mm

  Open:

  62 mm

• Screen diagonal

  Treo Pro: 1 in smaller diagonal

  Treo Pro:

  2.5 in

  Open:

  3.5 in

• Chipset

  Treo Pro:

  Qualcomm MSM7201

  Open:

  Qualcomm MSM7225A Snapdragon S1

• Depth

  Open: 0.9 mm thinner

  Treo Pro:

  13.4 mm

  Open:

  12.5 mm

• Release year

  Treo Pro:

  2008

  Open:

  2013

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. Treo Pro

   Height:

   114 mm

   Width:

   60 mm

   Depth:

   13.4 mm +0.9 mm versus Open

   Weight:

   133 g

2. 2. Open

   Height:

   114 mm

   Width:

   62 mm +2 mm versus Treo Pro

   Depth:

   12.5 mm

   Weight:

   Unknown

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. Treo Pro

   Screen diagonal:

   2.5 in

   Aspect ratio (height:width):

   1:1

   Approximate rectangular screen area:

   20.2 cm²

2. 2. Open

   Screen diagonal:

   3.5 in

   Aspect ratio (height:width):

   3:2

   Approximate rectangular screen area:

   36.5 cm²

Open has approximately 80.9% 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.

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.