Nokia N81 vs T-Mobile Comet

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.

• WeightComet: 37.9 g lighterComet: 102.1 g · N81: 140 g
• WidthN81: 5.9 mm narrowerN81: 50 mm · Comet: 55.9 mm
• Screen diagonalN81: 0.4 in smaller diagonalN81: 2.4 in · Comet: 2.8 in
• DepthComet: 5.2 mm thinnerComet: 12.7 mm · N81: 17.9 mm
• HeightN81: 2.1 mm shorterN81: 102 mm · Comet: 104.1 mm
• Release year2007 / 2010N81: 2007 · Comet: 2010

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. N81

   Height

   102 mm

   Width

   50 mm

   Depth

   17.9 mm+5.2 mm versus Comet

   Weight

   140 g

2. 2. Comet

   Height

   104.1 mm+2.1 mm versus N81

   Width

   55.9 mm+5.9 mm versus N81

   Depth

   12.7 mm

   Weight

   102.1 g

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. N81 2.4 in · 4:3 About 17.8 cm² rectangular area
2. 2. Comet 2.8 in · 4:3 About 24.3 cm² rectangular area

Comet has approximately 36.1% more rectangular screen area than N81.

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.