FlexiSpot Soutien Ergonomic Office Chair (C5) vs Herman Miller Aeron
Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.
FlexiSpot
FlexiSpot Soutien Ergonomic Office Chair (C5)
$249.99 – $279.99
VS
Herman Miller
Herman Miller Aeron
$1,775 – $2,840
$1,525.01
lower starting price for FlexiSpot Soutien Ergonomic Office Chair (C5) than Herman Miller Aeron at the brand stores
Differences at a glance
Sources
- Soutien Ergonomic Office Chair C5 | Flexispot ↗Checked Oct 17, 2026
- Aeron Chair – Specs (hermanmiller.com) ↗Checked Sep 26, 2026
- Aeron Chairs product sheet (PDF, © 2026 MillerKnoll) ↗Checked Sep 26, 2026
- Aeron Chair – Herman Miller Store (US) ↗Checked Sep 26, 2026
FlexiSpot Soutien Ergonomic Office Chair (C5)Herman Miller Aeron
- Price
- $249.99 – $279.99$1,775 – $2,840
- Seat height
- 17.9–20.9 in14.4–19.3 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)
- Seat depth
- 18.7 in16 / 17 / 18.5 in (40.6 / 43.2 / 47.0 cm)
- Load capacity
- 300 lb300 / 350 / 400 lb (136 / 158.8 / 181.4 kg)
- Recline
- 95–115°Harmonic 2 Tilt; options: Standard/Basic tilt, Tilt Limiter, Tilt Limiter with Seat Angle
- Arms
- 2DArm 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)
- Headrest
- 2DNone offered by Herman Miller
- Lumbar support
- 2DOptions: No additional support, PostureFit, Adjustable Lumbar Support, Adjustable PostureFit SL
- Warranty
- 5 years12-year, 3-shift warranty, with limited exceptions
Questions
Which is cheaper, the FlexiSpot Soutien Ergonomic Office Chair (C5) or the Herman Miller Aeron?
The FlexiSpot Soutien Ergonomic Office Chair (C5) is cheaper to start: $249.99 versus $1,775 for the Herman Miller Aeron at the brand stores (Oct 2026).
Which has a headrest?
Only the FlexiSpot Soutien Ergonomic Office Chair (C5) (as standard); the Herman Miller Aeron does not offer one.
FlexiSpot Soutien Ergonomic Office Chair (C5): specs, reviews, where to buy →Herman Miller Aeron: specs, reviews, where to buy →
Swap in a similar chair
Compare FlexiSpot Soutien Ergonomic Office Chair (C5) with
Compare Herman Miller Aeron with
More comparisons
- Herman Miller Aeron vs Sidiz T80 Headrest: None offered by Herman Miller on Herman Miller Aeron; Headrest height / angle adjustment on Sidiz T80.
- Herman Miller Aeron vs Kokuyo Ing Headrest: None offered by Herman Miller on Herman Miller Aeron; With-headrest type on Kokuyo Ing.
- Herman Miller Aeron vs Wilkhahn AT Load capacity: 300 / 350 / 400 lb on Herman Miller Aeron; 45–140 kg on Wilkhahn AT.
- Herman Miller Aeron vs Okamura Sylphy Arms: Arm height 7.5–11.5 in on Herman Miller Aeron; Adjustable arms: 100 mm height on Okamura Sylphy.