Herman Miller Aeron vs Knoll Morrison Hannah Task Side Chair

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

Herman Miller

Herman Miller Aeron

$1,775 – $2,840

Knoll

Knoll Morrison Hannah Task Side Chair

$1,640 – $2,022

Nearly the same price

$1,775 vs $1,640 starting prices at the brand stores (Herman Miller Aeron vs Knoll Morrison Hannah Task Side Chair)

Differences at a glance

Herman Miller AeronKnoll Morrison Hannah Task Side Chair

Price: $1,775 – $2,840$1,640 – $2,022
Seat height: 14.4–19.3 in (36.6–49 cm); 14.8–22.8 in (37.6–57.9 cm); 15.8–22.8 in (40.1–57.9 cm)20.125 in
Seat depth: 16 / 17 / 18.5 in (40.6 / 43.2 / 47.0 cm)18.375 in
Warranty: 12-year, 3-shift warranty, with limited exceptions12 years

Which is cheaper, the Herman Miller Aeron or the Knoll Morrison Hannah Task Side Chair?

The Knoll Morrison Hannah Task Side Chair is cheaper to start: $1,640 versus $1,775 for the Herman Miller Aeron at the brand stores (Oct 2026).