Acer DX650 vs Oppo A57

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

  DX650: 14 g lighter

  DX650:

  133 g

  A57:

  147 g

• Width

  DX650: 13.9 mm narrower

  DX650:

  59 mm

  A57:

  72.9 mm

• Screen diagonal

  DX650: 2.4 in smaller diagonal

  DX650:

  2.8 in

  A57:

  5.2 in

• Depth

  A57: 7.9 mm thinner

  DX650:

  15.6 mm

  A57:

  7.7 mm

• Height

  DX650: 39.5 mm shorter

  DX650:

  109.6 mm

  A57:

  149.1 mm

• Release year

  DX650:

  2009

  A57:

  2016

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. DX650

   Height:

   109.6 mm

   Width:

   59 mm

   Depth:

   15.6 mm +7.9 mm versus A57

2. 2. A57

   Height:

   149.1 mm +39.5 mm versus DX650

   Width:

   72.9 mm +13.9 mm versus DX650

   Depth:

   7.7 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. DX650

   Screen diagonal:

   2.8 in

   Aspect ratio (height:width):

   4:3

   Approximate rectangular screen area:

   24.3 cm²

2. 2. A57

   Screen diagonal:

   5.2 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   74.5 cm²

A57 has approximately 207% more rectangular screen area than DX650.

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.