Energizer Energy 400 vs O2 XDA II

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

  XDA II: 177 g lighter

  Energy 400:

  367 g

  XDA II:

  190 g

• Width

  XDA II: 3.6 mm narrower

  Energy 400:

  73.6 mm

  XDA II:

  70 mm

• Screen diagonal

  XDA II: 0.5 in smaller diagonal

  Energy 400:

  4 in

  XDA II:

  3.5 in

• Height

  XDA II: 4.5 mm shorter

  Energy 400:

  134.5 mm

  XDA II:

  130 mm

• Release year

  Energy 400:

  2015

  XDA II:

  2003

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. Energy 400

   Height:

   134.5 mm +4.5 mm versus XDA II

   Width:

   73.6 mm +3.6 mm versus XDA II

   Depth:

   18.8 mm

2. 2. XDA II

   Height:

   130 mm

   Width:

   70 mm

   Depth:

   19 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. Energy 400

   Screen diagonal:

   4 in

   Aspect ratio (height:width):

   5:3

   Approximate rectangular screen area:

   45.5 cm²

2. 2. XDA II

   Screen diagonal:

   3.5 in

   Aspect ratio (height:width):

   4:3

   Approximate rectangular screen area:

   37.9 cm²

Energy 400 has approximately 20% more rectangular screen area than XDA II.

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.