Karbonn Smart A12 Star vs Sharp Aquos R2 compact

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

  Smart A12 Star: 5 g lighter

  Smart A12 Star:

  130 g

  Aquos R2 compact:

  135 g

• Screen diagonal

  Smart A12 Star: 1.2 in smaller diagonal

  Smart A12 Star:

  4 in

  Aquos R2 compact:

  5.2 in

• Depth

  Aquos R2 compact: 0.8 mm thinner

  Smart A12 Star:

  10.1 mm

  Aquos R2 compact:

  9.3 mm

• Height

  Smart A12 Star: 6.8 mm shorter

  Smart A12 Star:

  124.2 mm

  Aquos R2 compact:

  131 mm

• Release year

  Smart A12 Star:

  2014

  Aquos R2 compact:

  2018

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. Smart A12 Star

   Height:

   124.2 mm

   Width:

   64.2 mm

   Depth:

   10.1 mm +0.8 mm versus Aquos R2 compact

2. 2. Aquos R2 compact

   Height:

   131 mm +6.8 mm versus Smart A12 Star

   Width:

   64 mm

   Depth:

   9.3 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. Smart A12 Star

   Screen diagonal:

   4 in

   Aspect ratio (height:width):

   5:3

   Approximate rectangular screen area:

   45.5 cm²

2. 2. Aquos R2 compact

   Screen diagonal:

   5.2 in

   Aspect ratio (height:width):

   19:9

   Approximate rectangular screen area:

   67.5 cm²

Aquos R2 compact has approximately 48.2% more rectangular screen area than Smart A12 Star.

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.