Infinix Smart3 Plus vs Oppo A91

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

  Smart3 Plus:

  LCD

  A91:

  OLED

• Weight

  Smart3 Plus: 24 g lighter

  Smart3 Plus:

  148 g

  A91:

  172 g

• Width

  A91: 2.7 mm narrower

  Smart3 Plus:

  76 mm

  A91:

  73.3 mm

• Screen diagonal

  Smart3 Plus: 0.2 in smaller diagonal

  Smart3 Plus:

  6.2 in

  A91:

  6.4 in

• Chipset

  Smart3 Plus:

  Mediatek MT6761 Helio A22 (12 nm)

  A91:

  Mediatek MT6771V Helio P70 (12nm)

• Rear camera layout

  Smart3 Plus:

  Triple

  A91:

  Quad

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. Smart3 Plus

   Height:

   157 mm

   Width:

   76 mm +2.7 mm versus A91

   Depth:

   7.8 mm

2. 2. A91

   Height:

   160.2 mm +3.2 mm versus Smart3 Plus

   Width:

   73.3 mm

   Depth:

   7.9 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. Smart3 Plus

   Screen diagonal:

   6.2 in

   Aspect ratio (height:width):

   19:9

   Approximate rectangular screen area:

   95.9 cm²

2. 2. A91

   Screen diagonal:

   6.4 in

   Aspect ratio (height:width):

   20:9

   Approximate rectangular screen area:

   98.9 cm²

A91 has approximately 3.1% more rectangular screen area than Smart3 Plus.

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.