Galaxy S21 Ultra vs Galaxy S10+: Size & Dimensions Compared

The Galaxy S21 Ultra is the larger phone, measuring 7.5mm taller and 1.5mm wider.

DimensionGalaxy S21 UltraGalaxy S10+Difference
Height165.1mm157.6mmGalaxy S21 Ultra +7.5mm
Width75.6mm74.1mmGalaxy S21 Ultra +1.5mm
Thickness8.9mm7.8mmGalaxy S21 Ultra +1.1mm
Weight227g175gGalaxy S21 Ultra +52.0g
Screen6.8"6.4"Galaxy S21 Ultra +0.4"

Visual Size Comparison

HeightGalaxy S21 Ultra +7.5mm
Galaxy S21 Ultra
165.1mm
Galaxy S10+
157.6mm
WidthGalaxy S21 Ultra +1.5mm
Galaxy S21 Ultra
75.6mm
Galaxy S10+
74.1mm
ThicknessGalaxy S21 Ultra +1.1mm
Galaxy S21 Ultra
8.9mm
Galaxy S10+
7.8mm

Which is bigger?

The Galaxy S21 Ultra is the taller phone at 165.1mm (vs 157.6mm). It is also 52g heavier.

Upgrading from Galaxy S21 Ultra to Galaxy S10+?

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 S21 Ultra bigger than Galaxy S10+?

Yes, the Galaxy S21 Ultra is 7.5mm taller and 1.5mm wider. The Galaxy S21 Ultra weighs 227g vs 175g.

Are Galaxy S21 Ultra and Galaxy S10+ the same size?

No, the height differs by 7.5mm, width by 1.5mm, and thickness by 1.1mm.