Oppo A57 vs ZTE Blade A3 (2019)

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.

• Width

  Blade A3 (2019): 5.4 mm narrower

  A57:

  72.9 mm

  Blade A3 (2019):

  67.5 mm

• Screen diagonal

  Blade A3 (2019): 0.2 in smaller diagonal

  A57:

  5.2 in

  Blade A3 (2019):

  5 in

• Chipset

  A57:

  Qualcomm MSM8940 Snapdragon 435 (28 nm)

  Blade A3 (2019):

  Unisoc SC9832E (28nm)

• Depth

  A57: 2.8 mm thinner

  A57:

  7.7 mm

  Blade A3 (2019):

  10.5 mm

• Height

  Blade A3 (2019): 11.7 mm shorter

  A57:

  149.1 mm

  Blade A3 (2019):

  137.4 mm

• Release year

  A57:

  2016

  Blade A3 (2019):

  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. A57

   Height:

   149.1 mm +11.7 mm versus Blade A3 (2019)

   Width:

   72.9 mm +5.4 mm versus Blade A3 (2019)

   Depth:

   7.7 mm

2. 2. Blade A3 (2019)

   Height:

   137.4 mm

   Width:

   67.5 mm

   Depth:

   10.5 mm +2.8 mm versus A57

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. A57

   Screen diagonal:

   5.2 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   74.5 cm²

2. 2. Blade A3 (2019)

   Screen diagonal:

   5 in

   Aspect ratio (height:width):

   18:9

   Approximate rectangular screen area:

   64.5 cm²

A57 has approximately 15.5% more rectangular screen area than Blade A3 (2019).

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.