Kyocera Solo E4000 vs Oppo A91

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

  Solo E4000: 82 g lighter

  Solo E4000:

  90 g

  A91:

  172 g

• Width

  Solo E4000: 27 mm narrower

  Solo E4000:

  46.3 mm

  A91:

  73.3 mm

• Rear camera layout

  Solo E4000:

  Single

  A91:

  Quad

• Depth

  A91: 5.9 mm thinner

  Solo E4000:

  13.8 mm

  A91:

  7.9 mm

• Height

  Solo E4000: 52.2 mm shorter

  Solo E4000:

  108 mm

  A91:

  160.2 mm

• Release year

  Solo E4000:

  2008

  A91:

  2019

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. Solo E4000

   Height:

   108 mm

   Width:

   46.3 mm

   Depth:

   13.8 mm +5.9 mm versus A91

2. 2. A91

   Height:

   160.2 mm +52.2 mm versus Solo E4000

   Width:

   73.3 mm +27 mm versus Solo E4000

   Depth:

   7.9 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.

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

1. 1. Solo E4000

   Solo E4000: Screen geometry unavailable or conflicting.

2. 2. A91

   Screen diagonal:

   6.4 in

   Aspect ratio (height:width):

   20:9

   Approximate rectangular screen area:

   98.9 cm²

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.