Apple iPhone 12 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.

• Display technology

  OLED versus LCD

  iPhone 12:

  OLED

  A57:

  LCD

• Weight

  A57: 17 g lighter

  iPhone 12:

  164 g

  A57:

  147 g

• Width

  iPhone 12: 1.4 mm narrower

  iPhone 12:

  71.5 mm

  A57:

  72.9 mm

• Screen diagonal

  A57: 0.9 in smaller diagonal

  iPhone 12:

  6.1 in

  A57:

  5.2 in

• Rear camera layout

  iPhone 12:

  Dual

  A57:

  Single

• Height

  iPhone 12: 2.4 mm shorter

  iPhone 12:

  146.7 mm

  A57:

  149.1 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. iPhone 12

   Height:

   146.7 mm

   Width:

   71.5 mm

   Depth:

   7.4 mm

2. 2. A57

   Height:

   149.1 mm +2.4 mm versus iPhone 12

   Width:

   72.9 mm +1.4 mm versus iPhone 12

   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. iPhone 12

   Screen diagonal:

   6.1 in

   Aspect ratio (height:width):

   19.5:9

   Approximate rectangular screen area:

   91.3 cm²

2. 2. A57

   Screen diagonal:

   5.2 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   74.5 cm²

iPhone 12 has approximately 22.5% more rectangular screen area than A57.

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.