Energizer Hardcase H280S vs Plum Sync 3.5

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

  Sync 3.5: 163 g lighter

  Hardcase H280S:

  256 g

  Sync 3.5:

  93 g

• Width

  Sync 3.5: 7.8 mm narrower

  Hardcase H280S:

  64 mm

  Sync 3.5:

  56.2 mm

• Screen diagonal

  Hardcase H280S: 0.7 in smaller diagonal

  Hardcase H280S:

  2.8 in

  Sync 3.5:

  3.5 in

• Chipset

  Hardcase H280S:

  Spreadtrum SC9820E

  Sync 3.5:

  Mediatek MT6572M (28 nm)

• Depth

  Sync 3.5: 6.7 mm thinner

  Hardcase H280S:

  16.5 mm

  Sync 3.5:

  9.8 mm

• Height

  Sync 3.5: 23.6 mm shorter

  Hardcase H280S:

  142 mm

  Sync 3.5:

  118.4 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. Hardcase H280S

   Height:

   142 mm +23.6 mm versus Sync 3.5

   Width:

   64 mm +7.8 mm versus Sync 3.5

   Depth:

   16.5 mm +6.7 mm versus Sync 3.5

2. 2. Sync 3.5

   Height:

   118.4 mm

   Width:

   56.2 mm

   Depth:

   9.8 mm

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. Hardcase H280S

   Screen diagonal:

   2.8 in

   Aspect ratio (height:width):

   4:3

   Approximate rectangular screen area:

   24.3 cm²

2. 2. Sync 3.5

   Screen diagonal:

   3.5 in

   Aspect ratio (height:width):

   3:2

   Approximate rectangular screen area:

   36.5 cm²

Sync 3.5 has approximately 50.2% more rectangular screen area than Hardcase H280S.

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.