Google Pixel 3a vs Samsung Galaxy M20

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

  Pixel 3a: 39 g lighter

  Pixel 3a:

  147 g

  Galaxy M20:

  186 g

• Width

  Pixel 3a: 4.4 mm narrower

  Pixel 3a:

  70.1 mm

  Galaxy M20:

  74.5 mm

• Screen diagonal

  Pixel 3a: 0.7 in smaller diagonal

  Pixel 3a:

  5.6 in

  Galaxy M20:

  6.3 in

• Chipset

  Pixel 3a:

  Qualcomm SDM670 Snapdragon 670 (10 nm)

  Galaxy M20:

  Exynos 7904 Octa (14 nm)

• Rear camera layout

  Pixel 3a:

  Single

  Galaxy M20:

  Dual

• Depth

  Pixel 3a: 0.6 mm thinner

  Pixel 3a:

  8.2 mm

  Galaxy M20:

  8.8 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. Pixel 3a

   Height:

   151.3 mm

   Width:

   70.1 mm

   Depth:

   8.2 mm

2. 2. Galaxy M20

   Height:

   156.4 mm +5.1 mm versus Pixel 3a

   Width:

   74.5 mm +4.4 mm versus Pixel 3a

   Depth:

   8.8 mm +0.6 mm versus Pixel 3a

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. Pixel 3a

   Screen diagonal:

   5.6 in

   Aspect ratio (height:width):

   18.5:9

   Approximate rectangular screen area:

   79.6 cm²

2. 2. Galaxy M20

   Screen diagonal:

   6.3 in

   Aspect ratio (height:width):

   19.5:9

   Approximate rectangular screen area:

   97.4 cm²

Galaxy M20 has approximately 22.4% more rectangular screen area than Pixel 3a.

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.