Samsung Galaxy Note 4 vs Xiaomi Redmi Note 9 Pro

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

  Galaxy Note 4:

  OLED

  Redmi Note 9 Pro:

  LCD

• Weight

  Galaxy Note 4: 33 g lighter

  Galaxy Note 4:

  176 g

  Redmi Note 9 Pro:

  209 g

• Width

  Redmi Note 9 Pro: 1.9 mm narrower

  Galaxy Note 4:

  78.6 mm

  Redmi Note 9 Pro:

  76.7 mm

• Screen diagonal

  Galaxy Note 4: 0.97 in smaller diagonal

  Galaxy Note 4:

  5.7 in

  Redmi Note 9 Pro:

  6.67 in

• Chipset

  Galaxy Note 4:

  Qualcomm APQ8084 Snapdragon 805 (28 nm) -Exynos 5433

  Redmi Note 9 Pro:

  Qualcomm SM7125 Snapdragon 720G (8 nm)

• Rear camera layout

  Galaxy Note 4:

  Single

  Redmi Note 9 Pro:

  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. Galaxy Note 4

   Height:

   153.5 mm

   Width:

   78.6 mm +1.9 mm versus Redmi Note 9 Pro

   Depth:

   8.5 mm

2. 2. Redmi Note 9 Pro

   Height:

   165.8 mm +12.3 mm versus Galaxy Note 4

   Width:

   76.7 mm

   Depth:

   8.8 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. Galaxy Note 4

   Screen diagonal:

   5.7 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   89.6 cm²

2. 2. Redmi Note 9 Pro

   Screen diagonal:

   6.67 in

   Aspect ratio (height:width):

   20:9

   Approximate rectangular screen area:

   107.4 cm²

Redmi Note 9 Pro has approximately 19.9% more rectangular screen area than Galaxy Note 4.

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.