Amazon Fire Phone vs Siemens SX45

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

  Fire Phone: 170 g lighter

  Fire Phone:

  160 g

  SX45:

  330 g

• Width

  Fire Phone: 20.5 mm narrower

  Fire Phone:

  66.5 mm

  SX45:

  87 mm

• Depth

  Fire Phone: 17.1 mm thinner

  Fire Phone:

  8.9 mm

  SX45:

  26 mm

• Height

  SX45: 5.2 mm shorter

  Fire Phone:

  139.2 mm

  SX45:

  134 mm

• Release year

  Fire Phone:

  2014

  SX45:

  2001

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. Fire Phone

   Height:

   139.2 mm +5.2 mm versus SX45

   Width:

   66.5 mm

   Depth:

   8.9 mm

2. 2. SX45

   Height:

   134 mm

   Width:

   87 mm +20.5 mm versus Fire Phone

   Depth:

   26 mm +17.1 mm versus Fire Phone

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.

At least two phones need compatible screen dimensions for a drawing.

1. 1. Fire Phone

   Screen diagonal:

   4.7 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   60.9 cm²

2. 2. SX45

   SX45: Screen geometry unavailable or conflicting.

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.