Motorola Defy Mini XT321 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.

• Width

  Defy Mini XT321: 17 mm narrower

  Defy Mini XT321:

  58.5 mm

  A31:

  75.5 mm

• Screen diagonal

  Defy Mini XT321: 3.3 in smaller diagonal

  Defy Mini XT321:

  3.2 in

  A31:

  6.5 in

• Rear camera layout

  Defy Mini XT321:

  Single

  A31:

  Triple

• Depth

  A31: 4.7 mm thinner

  Defy Mini XT321:

  13 mm

  A31:

  8.3 mm

• Height

  Defy Mini XT321: 54.9 mm shorter

  Defy Mini XT321:

  109 mm

  A31:

  163.9 mm

• Release year

  Defy Mini XT321:

  2012

  A31:

  2020

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. Defy Mini XT321

   Height:

   109 mm

   Width:

   58.5 mm

   Depth:

   13 mm +4.7 mm versus A31

   Weight:

   Unknown

2. 2. A31

   Height:

   163.9 mm +54.9 mm versus Defy Mini XT321

   Width:

   75.5 mm +17 mm versus Defy Mini XT321

   Depth:

   8.3 mm

   Weight:

   180 g

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. Defy Mini XT321

   Screen diagonal:

   3.2 in

   Aspect ratio (height:width):

   3:2

   Approximate rectangular screen area:

   30.5 cm²

2. 2. A31

   Screen diagonal:

   6.5 in

   Aspect ratio (height:width):

   20:9

   Approximate rectangular screen area:

   102 cm²

A31 has approximately 234.5% more rectangular screen area than Defy Mini XT321.

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.