HTC Evo 4G LTE vs Oppo A31

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

  Evo 4G LTE: 46 g lighter

  Evo 4G LTE:

  134 g

  A31:

  180 g

• Width

  Evo 4G LTE: 6.6 mm narrower

  Evo 4G LTE:

  68.9 mm

  A31:

  75.5 mm

• Screen diagonal

  Evo 4G LTE: 1.8 in smaller diagonal

  Evo 4G LTE:

  4.7 in

  A31:

  6.5 in

• Rear camera layout

  Evo 4G LTE:

  Single

  A31:

  Triple

• Depth

  A31: 0.6 mm thinner

  Evo 4G LTE:

  8.9 mm

  A31:

  8.3 mm

• Height

  Evo 4G LTE: 29.1 mm shorter

  Evo 4G LTE:

  134.8 mm

  A31:

  163.9 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. Evo 4G LTE

   Height:

   134.8 mm

   Width:

   68.9 mm

   Depth:

   8.9 mm +0.6 mm versus A31

2. 2. A31

   Height:

   163.9 mm +29.1 mm versus Evo 4G LTE

   Width:

   75.5 mm +6.6 mm versus Evo 4G LTE

   Depth:

   8.3 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. Evo 4G LTE

   Screen diagonal:

   4.7 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   60.9 cm²

2. 2. A31

   Screen diagonal:

   6.5 in

   Aspect ratio (height:width):

   20:9

   Approximate rectangular screen area:

   102 cm²

A31 has approximately 67.5% more rectangular screen area than Evo 4G LTE.

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.