QMobile Noir S9 vs Xiaomi MI-2a

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

  MI-2a: 2.9 mm narrower

  Noir S9:

  69.4 mm

  MI-2a:

  66.5 mm

• Screen diagonal

  MI-2a: 0.5 in smaller diagonal

  Noir S9:

  5 in

  MI-2a:

  4.5 in

• Memory variants

  At 16 GB storage

  Noir S9:

  2 GB RAM

  MI-2a:

  1 GB RAM

• Depth

  Noir S9: 1.5 mm thinner

  Noir S9:

  8 mm

  MI-2a:

  9.5 mm

• Height

  MI-2a: 10.5 mm shorter

  Noir S9:

  143.5 mm

  MI-2a:

  133 mm

• Release year

  Noir S9:

  2016

  MI-2a:

  2013

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. Noir S9

   Height:

   143.5 mm +10.5 mm versus MI-2a

   Width:

   69.4 mm +2.9 mm versus MI-2a

   Depth:

   8 mm

2. 2. MI-2a

   Height:

   133 mm

   Width:

   66.5 mm

   Depth:

   9.5 mm +1.5 mm versus Noir S9

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. Noir S9

   Screen diagonal:

   5 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   68.9 cm²

2. 2. MI-2a

   Screen diagonal:

   4.5 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   55.8 cm²

Noir S9 has approximately 23.5% more rectangular screen area than MI-2a.

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.