Posh Primo Plus C353 vs Sonim XP3340 Sentinel

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

  Primo Plus C353: 88.9 g lighter

  Primo Plus C353:

  96.1 g

  XP3340 Sentinel:

  185 g

• Width

  XP3340 Sentinel: 3 mm narrower

  Primo Plus C353:

  63 mm

  XP3340 Sentinel:

  60 mm

• Screen diagonal

  XP3340 Sentinel: 1.5 in smaller diagonal

  Primo Plus C353:

  3.5 in

  XP3340 Sentinel:

  2 in

• Depth

  Primo Plus C353: 14.6 mm thinner

  Primo Plus C353:

  10.4 mm

  XP3340 Sentinel:

  25 mm

• Height

  Primo Plus C353: 10 mm shorter

  Primo Plus C353:

  116 mm

  XP3340 Sentinel:

  126 mm

• Release year

  Primo Plus C353:

  2015

  XP3340 Sentinel:

  2011

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. Primo Plus C353

   Height:

   116 mm

   Width:

   63 mm +3 mm versus XP3340 Sentinel

   Depth:

   10.4 mm

2. 2. XP3340 Sentinel

   Height:

   126 mm +10 mm versus Primo Plus C353

   Width:

   60 mm

   Depth:

   25 mm +14.6 mm versus Primo Plus C353

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. Primo Plus C353

   Screen diagonal:

   3.5 in

   Aspect ratio (height:width):

   3:2

   Approximate rectangular screen area:

   36.5 cm²

2. 2. XP3340 Sentinel

   Screen diagonal:

   2 in

   Aspect ratio (height:width):

   4:3

   Approximate rectangular screen area:

   12.4 cm²

Primo Plus C353 has approximately 194.5% more rectangular screen area than XP3340 Sentinel.

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.