FLEXISPOT ErgoX Premium Ergonomic Office Chair supports more weight than SIHOO M59AS; compare lumbar and adjustability below.
| Metric | FLEXISPOT ErgoX Premium Ergonomic Office Chair | SIHOO M59AS |
|---|---|---|
| Weight capacity | 400 lbs | 330 lbs |
| Rating | — | — |
| Price | — | — |
| Lumbar | dynamic | unknown |
| Headrest | adjustable | unknown |
| Armrests | 3d | 3d |
| Materials | mesh, reinforced nylon | mesh, aluminum |
| Warranty | — | 3.0 |