Vodafone 858 Smart vs ZTE X990

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

  X990: 14 g lighter

  858 Smart:

  104 g

  X990:

  90 g

• Width

  858 Smart: 4.2 mm narrower

  858 Smart:

  56.8 mm

  X990:

  61 mm

• Screen diagonal

  X990: 0.3 in smaller diagonal

  858 Smart:

  2.8 in

  X990:

  2.5 in

• Depth

  X990: 0.6 mm thinner

  858 Smart:

  12.6 mm

  X990:

  12 mm

• Height

  858 Smart: 3.2 mm shorter

  858 Smart:

  103.8 mm

  X990:

  107 mm

• Release year

  858 Smart:

  2011

  X990:

  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. 858 Smart

   Height:

   103.8 mm

   Width:

   56.8 mm

   Depth:

   12.6 mm +0.6 mm versus X990

2. 2. X990

   Height:

   107 mm +3.2 mm versus 858 Smart

   Width:

   61 mm +4.2 mm versus 858 Smart

   Depth:

   12 mm

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. 858 Smart

   Screen diagonal:

   2.8 in

   Aspect ratio (height:width):

   4:3

   Approximate rectangular screen area:

   24.3 cm²

2. 2. X990

   Screen diagonal:

   2.5 in

   Aspect ratio (height:width):

   4:3

   Approximate rectangular screen area:

   19.4 cm²

858 Smart has approximately 25.4% more rectangular screen area than X990.

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.