Energizer Power Max P490 vs HTC One A9

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

  Power Max P490: 5 mm narrower

  Power Max P490:

  65.8 mm

  One A9:

  70.8 mm

• Chipset

  Power Max P490:

  Mediatek MT6580M (28 nm)

  One A9:

  Qualcomm MSM8952 Snapdragon 617 (28 nm)

• Rear camera layout

  Power Max P490:

  Dual

  One A9:

  Single

• Depth

  One A9: 4.7 mm thinner

  Power Max P490:

  12 mm

  One A9:

  7.3 mm

• Height

  Power Max P490: 6.8 mm shorter

  Power Max P490:

  139 mm

  One A9:

  145.8 mm

• Release year

  Power Max P490:

  2018

  One A9:

  2015

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 P490

   Height:

   139 mm

   Width:

   65.8 mm

   Depth:

   12 mm +4.7 mm versus One A9

2. 2. One A9

   Height:

   145.8 mm +6.8 mm versus Power Max P490

   Width:

   70.8 mm +5 mm versus Power Max P490

   Depth:

   7.3 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 P490

   Screen diagonal:

   4.95 in

   Aspect ratio (height:width):

   18:9

   Approximate rectangular screen area:

   63.2 cm²

2. 2. One A9

   Screen diagonal:

   5 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   68.9 cm²

One A9 has approximately 9% more rectangular screen area than Power Max P490.

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.