HBADA E3 Air (2026 Edition) 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.

HBADA

HBADA E3 Air (2026 Edition)

$499 – $549

Herman Miller

Herman Miller Cosm High Back

$1,925 – $2,400

$1,426

lower starting price for HBADA E3 Air (2026 Edition) than Herman Miller Cosm High Back at the brand stores

Differences at a glance

HBADA E3 Air (2026 Edition)Herman Miller Cosm High Back

Price: $499 – $549$1,925 – $2,400
Seat height: 46.5–55 cm (≈ 18.3–21.7 in)14.8–21.4 in (37.6–54.4 cm)
Seat depth: 43–48 cm (≈ 16.9–18.9 in)15.9 in (40.4 cm)
Load capacity: 330 lb350 lb (158.8 kg)
Arms: 360° Omni-Motion Mech-Armrests: pad rotation 360°, height 7 cm, forward/backward 10 cm, 40° synchronized recline; Armrest Height: 68.5cm–84cm (≈ 27–33.1 in)Leaf Arms; Height-Adjustable Arms; Fixed Arms; No Arms; Arm Height: 7.3–11.7"
Warranty: 5 years on core load-bearing components (base, gas lift, casters); 3 years on other components12-year, 3-shift warranty, with limited exceptions

Which is cheaper, the HBADA E3 Air (2026 Edition) or the Herman Miller Cosm High Back?

The HBADA E3 Air (2026 Edition) is cheaper to start: $499 versus $1,925 for the Herman Miller Cosm High Back at the brand stores (Oct 2026).