iPhone 12 vs iPhone X: Size & Dimensions Compared

The iPhone 12 is the larger phone, measuring 3.1mm taller and 0.6mm wider.

DimensioniPhone 12iPhone XDifference
Height146.7mm143.6mmiPhone 12 +3.1mm
Width71.5mm70.9mmiPhone 12 +0.6mm
Thickness7.4mm7.7mmiPhone X +0.3mm
Weight164g174giPhone X +10.0g
Screen6.1"5.8"iPhone 12 +0.3"

Visual Size Comparison

HeightiPhone 12 +3.1mm
iPhone 12
146.7mm
iPhone X
143.6mm
WidthiPhone 12 +0.6mm
iPhone 12
71.5mm
iPhone X
70.9mm
ThicknessiPhone X +0.3mm
iPhone 12
7.4mm
iPhone X
7.7mm

Which is bigger?

The iPhone 12 is the taller phone at 146.7mm (vs 143.6mm). It but is 10g lighter.

Upgrading from iPhone 12 to iPhone X?

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 12 bigger than iPhone X?

Yes, the iPhone 12 is 3.1mm taller and 0.6mm wider. The iPhone 12 weighs 164g vs 174g.

Are iPhone 12 and iPhone X the same size?

No, the height differs by 3.1mm, width by 0.6mm, and thickness by 0.3mm.