Steelcase Series 1 vs KI Signia

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 Signia

$930 – $1,076

$381

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

Differences at a glance

Steelcase Series 1KI Signia

Price: $549 – $750$930 – $1,076
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)17.5–22 in (44.5–55.9 cm)
Seat depth: 15.5"D to 17.75"D (functional seat depth)17–20 in (43.2–50.8 cm)
Recline: Weight-activated synchro tilt; comfort dial with upright back lock, boost setting and weight-activated full reclineFive-position back travel limiter provides up to 27 degrees of recline
Arms: 4D arms (standard), height-adjustable arms or armlessArmless, fixed reverse cantilever conference arms, 1D adjustable arms, or 4D adjustable arms
Lumbar support: Adjustable lumbar is standard; fixed lumbar is available (3D Microknit Back only)Optional lumbar support with 2.5" of vertical adjustment
Warranty: Limited Lifetime Warranty; 12-year, multi-shift, 24/7 parts and laborLifetime

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

The Steelcase Series 1 is cheaper to start: $549 versus $930 for the KI Signia at the brand stores (Sep 2026).