Skip to content

Galaxy A23 vs Galaxy Note 20 Ultra: Size & Dimensions Compared

The Galaxy A23 and Galaxy Note 20 Ultra are nearly the same size, differing by just 0.6mm in height and 0.3mm in width.

Visual Size Overlay

Galaxy A23Galaxy Note 20 Ultra
165.4mm164.8mm+0.6mm76.9mm77.2mm-0.3mm10mm
Height Δ
+0.6mm
Width Δ
-0.3mm
Thickness Δ
+0.3mm
Case CompatibilityWon't Fit
  • Body dimensions are nearly identical, but the camera cutout is incompatible (vertical-quad vs rectangular-module)
Screen ProtectorNot Compatible

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

DimensionGalaxy A23Galaxy Note 20 UltraDifference
Height165.4mm164.8mmGalaxy Note 20 Ultra -0.6mm (shorter)
Width76.9mm77.2mmGalaxy Note 20 Ultra +0.3mm (wider)
Thickness8.4mm8.1mmGalaxy Note 20 Ultra -0.3mm (thinner)
Weight195g208gGalaxy Note 20 Ultra +13.0g (heavier)
Screen6.6"6.9"Galaxy Note 20 Ultra +0.3" (larger)

Visual Size Comparison

HeightGalaxy A23 +0.6mm
Galaxy A23
165.4mm
Galaxy Note 20 Ultra
164.8mm
WidthGalaxy Note 20 Ultra +0.3mm
Galaxy A23
76.9mm
Galaxy Note 20 Ultra
77.2mm
ThicknessGalaxy A23 +0.3mm
Galaxy A23
8.4mm
Galaxy Note 20 Ultra
8.1mm

Button & Port Layout

Which is bigger?

The Galaxy A23 and Galaxy Note 20 Ultra are essentially the same size.

Wireless Charging & MagSafe Compatibility

Only one phone supports wireless charging.

  • The Galaxy A23 does not support wireless charging. Only the Galaxy Note 20 Ultra can use a wireless charger.
SpecGalaxy A23Galaxy Note 20 Ultra
Wireless ChargingNo10W
Qi VersionQi
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.

As an Amazon Associate, WillItSnap earns from qualifying purchases.

Frequently Asked Questions

Is Galaxy A23 bigger than Galaxy Note 20 Ultra?

Yes, the Galaxy A23 is 0.6mm taller and 0.3mm narrower. The Galaxy A23 weighs 195g vs 208g.

Are Galaxy A23 and Galaxy Note 20 Ultra the same size?

Very close — they differ by only 0.6mm in height and 0.3mm in width.