LG Q70 vs Samsung Galaxy M21

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

  Q70:

  LCD

  Galaxy M21:

  OLED

• Weight

  Galaxy M21: 10 g lighter

  Q70:

  198 g

  Galaxy M21:

  188 g

• Width

  Galaxy M21: 1.7 mm narrower

  Q70:

  76.8 mm

  Galaxy M21:

  75.1 mm

• Chipset

  Q70:

  Qualcomm SDM675 Snapdragon 675 (11 nm)

  Galaxy M21:

  Exynos 9611 (10nm)

• Depth

  Q70: 0.6 mm thinner

  Q70:

  8.3 mm

  Galaxy M21:

  8.9 mm

• Height

  Galaxy M21: 3.1 mm shorter

  Q70:

  162.1 mm

  Galaxy M21:

  159 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. Q70

   Height:

   162.1 mm +3.1 mm versus Galaxy M21

   Width:

   76.8 mm +1.7 mm versus Galaxy M21

   Depth:

   8.3 mm

2. 2. Galaxy M21

   Height:

   159 mm

   Width:

   75.1 mm

   Depth:

   8.9 mm +0.6 mm versus Q70

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.

At least two phones need compatible screen dimensions for a drawing.

1. 1. Q70

   Q70: Screen geometry unavailable or conflicting.

2. 2. Galaxy M21

   Screen diagonal:

   6.4 in

   Aspect ratio (height:width):

   19.5:9

   Approximate rectangular screen area:

   100.5 cm²

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.