Skip to content

OnePlus 13 vs Galaxy S20: Size & Dimensions Compared

The OnePlus 13 is the larger phone, measuring 11.2mm taller and 7.4mm wider.

Visual Size Overlay

OnePlus 13Galaxy S20
162.9mm151.7mm+11.2mm76.5mm69.1mm+7.4mm10mm
Height Δ
+11.2mm
Width Δ
+7.4mm
Thickness Δ
+0.6mm
Case CompatibilityWon't Fit
  • Camera module layout is different — cutout won't align
Screen ProtectorNot Compatible

Edge types differ (flat vs curved) — screen protector won't adhere properly.

DimensionOnePlus 13Galaxy S20Difference
Height162.9mm151.7mmGalaxy S20 -11.2mm (shorter)
Width76.5mm69.1mmGalaxy S20 -7.4mm (narrower)
Thickness8.5mm7.9mmGalaxy S20 -0.6mm (thinner)
Weight213g163gGalaxy S20 -50.0g (lighter)
Screen6.82"6.2"Galaxy S20 -0.6" (smaller)

Visual Size Comparison

HeightOnePlus 13 +11.2mm
OnePlus 13
162.9mm
Galaxy S20
151.7mm
WidthOnePlus 13 +7.4mm
OnePlus 13
76.5mm
Galaxy S20
69.1mm
ThicknessOnePlus 13 +0.6mm
OnePlus 13
8.5mm
Galaxy S20
7.9mm

Button & Port Layout

Which is bigger?

The OnePlus 13 is the taller phone at 162.9mm (vs 151.7mm). It is also 50g heavier.

Wireless Charging & MagSafe Compatibility

Wireless chargers work with both phones, but magnetic snap varies.

  • Both devices support wireless charging. Standard Qi/Qi2 chargers work with either phone.
SpecOnePlus 13Galaxy S20
Wireless Charging15W10W
Qi VersionQiQi
MagSafeNoNo
Built-in MagnetsNoNo

MagSafe cases are NOT cross-compatible between these devices — the case body is shaped to each phone, even though the internal magnet ring may be the same.

Upgrading from OnePlus 13 to Galaxy S20?

Different sizes mean your old case probably won't fit. You'll need a new one.

Accessories for OnePlus 13

Spigen

Spigen Ultra Hybrid for OnePlus 13

$15.99

View on Amazon

Ringke

Ringke Fusion-X MagSafe for OnePlus 13

$23.99

View on Amazon

Accessories for Galaxy S20

As an Amazon Associate, WillItSnap earns from qualifying purchases.

Frequently Asked Questions

Is OnePlus 13 bigger than Galaxy S20?

Yes, the OnePlus 13 is 11.2mm taller and 7.4mm wider. The OnePlus 13 weighs 213g vs 163g.

Are OnePlus 13 and Galaxy S20 the same size?

No, the height differs by 11.2mm, width by 7.4mm, and thickness by 0.6mm.