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Design Perceived Performance

Performance & Reliability · performance

Updated 2026-07-28

Users judge speed by experience, not only milliseconds.
Improve perceived speed with:

Immediate response:

Acknowledge input instantly.

Predictable loading:

Show progress.

Structure preview:

Use skeletons.

Background processing:

Let users continue.

A fast product feels like it respects time.
Perception is part of performance.

Related guides

Design for Performance Perception
Design Loading States That Reduce Perceived Waiting
Design Prefetching Around User Intent
Design Performance Budgets
Design Around Core Web Vitals