HTC One A9s vs T-Mobile MDA Compact IV

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

  MDA Compact IV: 51.8 g lighter

  One A9s:

  149.8 g

  MDA Compact IV:

  98 g

• Width

  MDA Compact IV: 19.5 mm narrower

  One A9s:

  71.5 mm

  MDA Compact IV:

  52 mm

• Screen diagonal

  MDA Compact IV: 2.2 in smaller diagonal

  One A9s:

  5 in

  MDA Compact IV:

  2.8 in

• Chipset

  One A9s:

  Mediatek MT6755 Helio P10 (28 nm)

  MDA Compact IV:

  Qualcomm MSM7201A

• Depth

  One A9s: 4 mm thinner

  One A9s:

  8 mm

  MDA Compact IV:

  12 mm

• Height

  MDA Compact IV: 36.5 mm shorter

  One A9s:

  146.5 mm

  MDA Compact IV:

  110 mm

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. One A9s

   Height:

   146.5 mm +36.5 mm versus MDA Compact IV

   Width:

   71.5 mm +19.5 mm versus MDA Compact IV

   Depth:

   8 mm

2. 2. MDA Compact IV

   Height:

   110 mm

   Width:

   52 mm

   Depth:

   12 mm +4 mm versus One A9s

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. One A9s

   Screen diagonal:

   5 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   68.9 cm²

2. 2. MDA Compact IV

   Screen diagonal:

   2.8 in

   Aspect ratio (height:width):

   4:3

   Approximate rectangular screen area:

   24.3 cm²

One A9s has approximately 183.9% more rectangular screen area than MDA Compact IV.

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.