iPhone SE (3rd gen) vs OnePlus 9: Size & Dimensions Compared

The OnePlus 9 is the larger phone, measuring 21.6mm shorter and 6.9mm narrower.

DimensioniPhone SE (3rd gen)OnePlus 9Difference
Height138.4mm160mmOnePlus 9 +21.6mm
Width67.3mm74.2mmOnePlus 9 +6.9mm
Thickness7.3mm8.7mmOnePlus 9 +1.4mm
Weight144g192gOnePlus 9 +48.0g
Screen4.7"6.55"OnePlus 9 +1.8"

Visual Size Comparison

HeightOnePlus 9 +21.6mm
iPhone SE (3rd gen)
138.4mm
OnePlus 9
160mm
WidthOnePlus 9 +6.9mm
iPhone SE (3rd gen)
67.3mm
OnePlus 9
74.2mm
ThicknessOnePlus 9 +1.4mm
iPhone SE (3rd gen)
7.3mm
OnePlus 9
8.7mm

Which is bigger?

The OnePlus 9 is the taller phone at 160mm (vs 138.4mm). It is also 48g heavier.

Upgrading from iPhone SE (3rd gen) to OnePlus 9?

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

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Frequently Asked Questions

Is iPhone SE (3rd gen) bigger than OnePlus 9?

No, the OnePlus 9 is 21.6mm taller. The iPhone SE (3rd gen) weighs 144g vs 192g.

Are iPhone SE (3rd gen) and OnePlus 9 the same size?

No, the height differs by 21.6mm, width by 6.9mm, and thickness by 1.4mm.