Herman Miller Aeron vs X-Chair X1

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

X-Chair

X-Chair X1

$729

$1,046

lower starting price for X-Chair X1 than Herman Miller Aeron at the brand stores

Differences at a glance

Herman Miller AeronX-Chair X1

Price: $1,775 – $2,840$729
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)15.56–19.75 in
Seat depth: 16 / 17 / 18.5 in (40.6 / 43.2 / 47.0 cm)16–18 in
Load capacity: 300 / 350 / 400 lb (136 / 158.8 / 181.4 kg)275 lb (125 kg)
Recline: Harmonic 2 Tilt; options: Standard/Basic tilt, Tilt Limiter, Tilt Limiter with Seat AngleExtensive Variable Recline allows you to recline and lock into position. Recline tension can be adjusted using one tension-resistant control.
Arms: Arm height 7.5–11.5 in (adjustable arms); 8.5 in (fixed arms); Options: Fully Adjustable Arms, Height-Adjustable Arms with Pivot, Height-Adjustable Arms, No Arms, Stationary Arms; Arm Height 7.5–11.5 in (Fully Adjustable Arms, specs page)4-Dimensional armrests come standard (up, down, side-to-side, front-to-back); option to upgrade to FS 360 rotational armrests; Armrest Height 7.125in - 10.625in
Headrest: None offered by Herman MillerOptional add-on (standard configuration: No headrest; Headrest +$60)
Lumbar support: Options: No additional support, PostureFit, Adjustable Lumbar Support, Adjustable PostureFit SLDynamic Variable Lumbar (DVL)® Support; height adjustable backrest raises the DVL®
Warranty: 12-year, 3-shift warranty, with limited exceptions5 years (all parts and materials); 15 years (non-moving metal components, chair frame)

Which is cheaper, the Herman Miller Aeron or the X-Chair X1?

The X-Chair X1 is cheaper to start: $729 versus $1,775 for the Herman Miller Aeron at the brand stores (Oct 2026).

Which has a headrest?

Only the X-Chair X1 (as an option); the Herman Miller Aeron does not offer one.

What do owners mention most?

Price and value for the Herman Miller Aeron, and price and value for the X-Chair X1, based on review summaries.