Hairstyle comparison

Long Waves vs Undercut: What Is the Difference?

Compare the Long Waves and Undercut by length, shape, finish, maintenance, salon wording, and how each changes your overall outline.

Published 13 September 2026

Example of the Long Waves hairstyle
ExampleLong Waves
Example of the Undercut hairstyle
ExampleUndercut

The short version

The Long Waves is defined by long length shaped by loose, continuous bends, while the Undercut uses closely cut sides beneath a distinctly longer top section.

The Long Waves is rated medium maintenance here, compared with high for the Undercut.

FeatureLong WavesUndercut
Signaturelong length shaped by loose, continuous bendsclosely cut sides beneath a distinctly longer top section
Lengthlongmixed
Shapeflowing and elongateddisconnected and top-focused
Finishwavytextured
Maintenancemediumhigh

Long Waves

Choose this direction if...

You prefer a flowing and elongated outline with a wavy finish and the defining feature of long length shaped by loose, continuous bends.

Salon wording: Ask to preserve the overall length while adding enough long layering to stop the waves from forming one heavy block.

Undercut

Choose this direction if...

You prefer a disconnected and top-focused outline with a textured finish and the defining feature of closely cut sides beneath a distinctly longer top section.

Salon wording: Specify how high the short section should sit, whether the transition should be disconnected or blended, and how the longer top will be worn.

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Hair Mirror

These informational guides are generated from Hair Mirror's structured hairstyle catalog and published automatically. They are not professional hair-care advice.