Steelcase Series 1 vs KI Ruckus

Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.

Steelcase

Steelcase Series 1

$549 – $750

KI Ruckus

$449 – $598

$100

lower starting price for KI Ruckus than Steelcase Series 1 at the brand stores

Differences at a glance

Steelcase Series 1KI Ruckus

Price: $549 – $750$449 – $598
Seat height: 16.5–21.5 in (41.9-54.6 cm); 14.75–17.75 in (37.5-45.1 cm); 17.25–22 in (43.8-55.9 cm)17.7–22.4 in (45.0–56.9 cm)
Seat depth: 15.5"D to 17.75"D (functional seat depth)18.8 in (47.8 cm)
Arms: 4D arms (standard), height-adjustable arms or armlessIntegral armrest functions as a support surface
Warranty: Limited Lifetime Warranty; 12-year, multi-shift, 24/7 parts and laborLifetime

Which is cheaper, the Steelcase Series 1 or the KI Ruckus?

The KI Ruckus is cheaper to start: $449 versus $549 for the Steelcase Series 1 at the brand stores (Sep 2026).

What do owners mention most?

Adjustability for the Steelcase Series 1, and comfort for the KI Ruckus, based on review summaries.