Micromax A90s vs Plum Sync 4.0b

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

  Sync 4.0b: 33.6 g lighter

  A90s:

  118.4 g

  Sync 4.0b:

  84.8 g

• Width

  Sync 4.0b: 3.3 mm narrower

  A90s:

  66.8 mm

  Sync 4.0b:

  63.5 mm

• Screen diagonal

  Sync 4.0b: 0.3 in smaller diagonal

  A90s:

  4.3 in

  Sync 4.0b:

  4 in

• Chipset

  A90s:

  Mediatek MT6577 (40 nm)

  Sync 4.0b:

  Mediatek MT6572 (28 nm)

• Depth

  A90s: 0.6 mm thinner

  A90s:

  9.8 mm

  Sync 4.0b:

  10.4 mm

• Height

  Sync 4.0b: 2.7 mm shorter

  A90s:

  127.2 mm

  Sync 4.0b:

  124.5 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. A90s

   Height:

   127.2 mm +2.7 mm versus Sync 4.0b

   Width:

   66.8 mm +3.3 mm versus Sync 4.0b

   Depth:

   9.8 mm

2. 2. Sync 4.0b

   Height:

   124.5 mm

   Width:

   63.5 mm

   Depth:

   10.4 mm +0.6 mm versus A90s

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. A90s

   Screen diagonal:

   4.3 in

   Aspect ratio (height:width):

   5:3

   Approximate rectangular screen area:

   52.6 cm²

2. 2. Sync 4.0b

   Screen diagonal:

   4 in

   Aspect ratio (height:width):

   5:3

   Approximate rectangular screen area:

   45.5 cm²

A90s has approximately 15.6% more rectangular screen area than Sync 4.0b.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

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.