Quick Comparison
| Spec | Herman Miller Aeron | Steelcase Leap |
|---|---|---|
| Price | $1,395 | $1,282 |
| Type | Mesh | Upholstered |
| Sizes | A/B/C | One size |
| Lumbar | PostureFit SL | Adjustable firmness |
| Warranty | 12 years | 12 years |
| Our Rating | 9.5/10 | 9.3/10 |
Where Herman Miller Aeron Wins
- Best breathability — 8Z Pellicle mesh
- 3 sizes for perfect fit
- PostureFit SL lumbar
- More refined aesthetics
Where Steelcase Leap Wins
- $113 cheaper
- LiveBack flexes with your spine
- More cushioned comfort
- Better for cold environments
- Adjustable seat depth
Where They're Equal
- Both 12-year warranty
- Both premium ergonomics
- Both hold resale value
Our Verdict: Aeron for breathability, Leap for cushion
If you run hot or want maximum airflow, the Aeron's mesh is unbeatable. If you prefer cushioned comfort and maximum adjustability, the Leap is the better chair. Both are phenomenal — you can't go wrong.