alcatel Idol 4 vs Samsung Galaxy S9

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.

• Display technology

  OLED versus LCD

  Idol 4:

  LCD

  Galaxy S9:

  OLED

• Weight

  Idol 4: 28 g lighter

  Idol 4:

  135 g

  Galaxy S9:

  163 g

• Width

  Galaxy S9: 3.8 mm narrower

  Idol 4:

  72.5 mm

  Galaxy S9:

  68.7 mm

• Screen diagonal

  Idol 4: 0.6 in smaller diagonal

  Idol 4:

  5.2 in

  Galaxy S9:

  5.8 in

• Depth

  Idol 4: 1.4 mm thinner

  Idol 4:

  7.1 mm

  Galaxy S9:

  8.5 mm

• Release year

  Idol 4:

  2016

  Galaxy S9:

  2018

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. Idol 4

   Height:

   147 mm

   Width:

   72.5 mm +3.8 mm versus Galaxy S9

   Depth:

   7.1 mm

2. 2. Galaxy S9

   Height:

   147.7 mm

   Width:

   68.7 mm

   Depth:

   8.5 mm +1.4 mm versus Idol 4

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. Idol 4

   Screen diagonal:

   5.2 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   74.5 cm²

2. 2. Galaxy S9

   Screen diagonal:

   5.8 in

   Aspect ratio (height:width):

   18.5:9

   Approximate rectangular screen area:

   85.4 cm²

Galaxy S9 has approximately 14.5% more rectangular screen area than Idol 4.

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.