Knoll Morrison Hannah Task Armchair vs Herman Miller Cosm High Back
Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.
Knoll
Knoll Morrison Hannah Task Armchair
$1,733 – $3,063
VS
Herman Miller
Herman Miller Cosm High Back
$1,925 – $2,400
2.8 in
more seat-height adjustment on Herman Miller Cosm High Back than Knoll Morrison Hannah Task Armchair (official specs)
Differences at a glance
Sources
- Morrison Hannah Task Armchair - Knoll ↗Checked Oct 17, 2026
- Cosm Specs - Herman Miller ↗Checked Sep 29, 2026
- High-Back Cosm Chair - Herman Miller Store ↗Checked Sep 29, 2026
- US Herman Miller Store (price) ↗Checked Oct 11, 2026
Knoll Morrison Hannah Task ArmchairHerman Miller Cosm High Back
- Price
- $1,733 – $3,063$1,925 – $2,400
- Seat height
- 16.375–20.125 in14.8–21.4 in (37.6–54.4 cm)
- Seat depth
- 18.375 in15.9 in (40.4 cm)
- Load capacity
- 350 lb350 lb (158.8 kg)
- Warranty
- 12 years12-year, 3-shift warranty, with limited exceptions
Questions
Which is cheaper, the Knoll Morrison Hannah Task Armchair or the Herman Miller Cosm High Back?
The Knoll Morrison Hannah Task Armchair is cheaper to start: $1,733 versus $1,925 for the Herman Miller Cosm High Back at the brand stores (Oct 2026).
Which has a higher weight capacity?
Neither. Both are rated for 350 lb in their official specifications.
Knoll Morrison Hannah Task Armchair: specs, reviews, where to buy →Herman Miller Cosm High Back: specs, reviews, where to buy →
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