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Galaxy S20 Ultra vs Galaxy A56: Size & Dimensions Compared

The Galaxy S20 Ultra is the larger phone, measuring 4.7mm taller and 1.5mm narrower.

Visual Size Overlay

Galaxy S20 UltraGalaxy A56
166.9mm162.2mm+4.7mm76mm77.5mm-1.5mm10mm
Height Δ
+4.7mm
Width Δ
-1.5mm
Thickness Δ
+1.4mm
Case CompatibilityWon't Fit
  • Camera module layout is different — cutout won't align
Screen ProtectorNot Compatible

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

DimensionGalaxy S20 UltraGalaxy A56Difference
Height166.9mm162.2mmGalaxy A56 -4.7mm (shorter)
Width76mm77.5mmGalaxy A56 +1.5mm (wider)
Thickness8.8mm7.4mmGalaxy A56 -1.4mm (thinner)
Weight220g198gGalaxy A56 -22.0g (lighter)
Screen6.9"6.7"Galaxy A56 -0.2" (smaller)

Visual Size Comparison

HeightGalaxy S20 Ultra +4.7mm
Galaxy S20 Ultra
166.9mm
Galaxy A56
162.2mm
WidthGalaxy A56 +1.5mm
Galaxy S20 Ultra
76mm
Galaxy A56
77.5mm
ThicknessGalaxy S20 Ultra +1.4mm
Galaxy S20 Ultra
8.8mm
Galaxy A56
7.4mm

Button & Port Layout

Which is bigger?

The Galaxy S20 Ultra is the taller phone at 166.9mm (vs 162.2mm). It is also 22g heavier.

Wireless Charging & MagSafe Compatibility

Only one phone supports wireless charging.

  • The Galaxy A56 does not support wireless charging. Only the Galaxy S20 Ultra can use a wireless charger.
SpecGalaxy S20 UltraGalaxy A56
Wireless Charging10WNo
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.

Upgrading from Galaxy S20 Ultra to Galaxy A56?

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

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Frequently Asked Questions

Is Galaxy S20 Ultra bigger than Galaxy A56?

Yes, the Galaxy S20 Ultra is 4.7mm taller and 1.5mm narrower. The Galaxy S20 Ultra weighs 220g vs 198g.

Are Galaxy S20 Ultra and Galaxy A56 the same size?

No, the height differs by 4.7mm, width by 1.5mm, and thickness by 1.4mm.