Energizer Power Max P550S vs Posh Memo S580

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

  Memo S580: 28 g lighter

  Power Max P550S:

  203 g

  Memo S580:

  175 g

• Width

  Power Max P550S: 12.2 mm narrower

  Power Max P550S:

  78.3 mm

  Memo S580:

  90.5 mm

• Screen diagonal

  Power Max P550S: 0.38 in smaller diagonal

  Power Max P550S:

  5.5 in

  Memo S580:

  5.88 in

• Chipset

  Power Max P550S:

  Mediatek MT6737 (28 nm)

  Memo S580:

  Mediatek MT6572M (28 nm)

• Height

  Power Max P550S: 11.2 mm shorter

  Power Max P550S:

  154.3 mm

  Memo S580:

  165.5 mm

• Release year

  Power Max P550S:

  2017

  Memo S580:

  2014

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. Power Max P550S

   Height:

   154.3 mm

   Width:

   78.3 mm

   Depth:

   9.4 mm

2. 2. Memo S580

   Height:

   165.5 mm +11.2 mm versus Power Max P550S

   Width:

   90.5 mm +12.2 mm versus Power Max P550S

   Depth:

   9.7 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. Power Max P550S

   Screen diagonal:

   5.5 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   83.4 cm²

2. 2. Memo S580

   Screen diagonal:

   5.88 in

   Aspect ratio (height:width):

   5:3

   Approximate rectangular screen area:

   98.4 cm²

Memo S580 has approximately 18% more rectangular screen area than Power Max P550S.

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.