BLU Vivo Air LTE 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.

• Weight

  Vivo Air LTE: 74 g lighter

  Vivo Air LTE:

  98 g

  A91:

  172 g

• Width

  Vivo Air LTE: 5.2 mm narrower

  Vivo Air LTE:

  68.1 mm

  A91:

  73.3 mm

• Screen diagonal

  Vivo Air LTE: 1.6 in smaller diagonal

  Vivo Air LTE:

  4.8 in

  A91:

  6.4 in

• Chipset

  Vivo Air LTE:

  Qualcomm MSM8916 Snapdragon 410 (28 nm)

  A91:

  Mediatek MT6771V Helio P70 (12nm)

• Rear camera layout

  Vivo Air LTE:

  Single

  A91:

  Quad

• Depth

  Vivo Air LTE: 2.8 mm thinner

  Vivo Air LTE:

  5.1 mm

  A91:

  7.9 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. Vivo Air LTE

   Height:

   141.9 mm

   Width:

   68.1 mm

   Depth:

   5.1 mm

2. 2. A91

   Height:

   160.2 mm +18.3 mm versus Vivo Air LTE

   Width:

   73.3 mm +5.2 mm versus Vivo Air LTE

   Depth:

   7.9 mm +2.8 mm versus Vivo Air LTE

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. Vivo Air LTE

   Screen diagonal:

   4.8 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   63.5 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 55.7% more rectangular screen area than Vivo Air LTE.

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.