Motorola XT390 vs Nokia E51

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

  E51: 10 g lighter

  XT390:

  110 g

  E51:

  100 g

• Width

  E51: 17.5 mm narrower

  XT390:

  63.5 mm

  E51:

  46 mm

• Screen diagonal

  E51: 1.5 in smaller diagonal

  XT390:

  3.5 in

  E51:

  2 in

• Depth

  XT390: 1 mm thinner

  XT390:

  11 mm

  E51:

  12 mm

• Release year

  XT390:

  2012

  E51:

  2007

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. XT390

   Height:

   116 mm

   Width:

   63.5 mm +17.5 mm versus E51

   Depth:

   11 mm

2. 2. E51

   Height:

   114.8 mm

   Width:

   46 mm

   Depth:

   12 mm +1 mm versus XT390

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. XT390

   Screen diagonal:

   3.5 in

   Aspect ratio (height:width):

   3:2

   Approximate rectangular screen area:

   36.5 cm²

2. 2. E51

   Screen diagonal:

   2 in

   Aspect ratio (height:width):

   4:3

   Approximate rectangular screen area:

   12.4 cm²

XT390 has approximately 194.5% more rectangular screen area than E51.

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.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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.