alcatel Idol 4 vs Nokia 5.1 Plus (Nokia X5)

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

  Idol 4: 25 g lighter

  Idol 4:

  135 g

  5.1 Plus (Nokia X5):

  160 g

• Screen diagonal

  Idol 4: 0.66 in smaller diagonal

  Idol 4:

  5.2 in

  5.1 Plus (Nokia X5):

  5.86 in

• Chipset

  Idol 4:

  Qualcomm MSM8952 Snapdragon 617 (28 nm)

  5.1 Plus (Nokia X5):

  Mediatek MT6771 Helio P60 (12 nm)

• Rear camera layout

  Idol 4:

  Single

  5.1 Plus (Nokia X5):

  Dual

• Depth

  Idol 4: 1 mm thinner

  Idol 4:

  7.1 mm

  5.1 Plus (Nokia X5):

  8.1 mm

• Height

  Idol 4: 2.5 mm shorter

  Idol 4:

  147 mm

  5.1 Plus (Nokia X5):

  149.5 mm

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

   Depth:

   7.1 mm

2. 2. 5.1 Plus (Nokia X5)

   Height:

   149.5 mm +2.5 mm versus Idol 4

   Width:

   72 mm

   Depth:

   8.1 mm +1 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. 5.1 Plus (Nokia X5)

   Screen diagonal:

   5.86 in

   Aspect ratio (height:width):

   19:9

   Approximate rectangular screen area:

   85.7 cm²

5.1 Plus (Nokia X5) has approximately 15% 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.