FlexiSpot C7 vs Duorest Alpha
Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.
Differences at a glance
Sources
- Premium Ergonomic Office Chair (C7) - FlexiSpot official store (C7 vs C7 Max spec table, C7 column) ↗Checked Sep 29, 2026
- DUOREST ALPHA (official product page) ↗Checked Sep 29, 2026
- Duorest Alpha Brochure (PDF) ↗Checked Sep 29, 2026
- DUOREST Warranty (official) ↗Checked Sep 29, 2026
- Duoback Official Store (Korea) (price) ↗Checked Sep 29, 2026
FlexiSpot C7Duorest Alpha
- Price
- $429.99₩413,000 – ₩520,000
- Load capacity
- Mesh Version: 350 lbs; Foam Version: 300 lbsStandard 300 lbs. weight capacity
- Recline
- 90–130°Back reclines 18° from upright position; 3:1 back to seat synchronous movement with 3 position backlock
- Arms
- 3D3D arms: height adjustment range 72mm (2.8”), front-to-back adjustment range 40mm (1.6”), pivoting arm caps 17º inward and 17º outward
- Headrest
- 4DOptional Headrest accessory adjusts 49mm (1.9”) vertically; pivoting range 63º
- Warranty
- 10 years3 Year Body Frame; 1 Year Mechanism, Cylinder, Form, Casters; 1 Year Flexible Rubber Connector, Seat Pan Materials
What users mention
From 2 FlexiSpot C7 and 0 Duorest Alpha user reviews, most mentioned first. Green is liked, orange is a caution.
Adjustability
FlexiSpot C79 mentionsDuorest Alpha3 mentionsPrice and value
FlexiSpot C78 mentionsDuorest Alpha2 mentionsDesign
FlexiSpot C76 mentionsDuorest Alpha3 mentionsComfort
FlexiSpot C76 mentionsDuorest Alpha2 mentionsBack support
FlexiSpot C75 mentionsDuorest Alpha3 mentionsBuild quality
FlexiSpot C74 mentionsDuorest Alpha2 mentions
Questions
Which has a headrest?
Both: the FlexiSpot C7 as standard and the Duorest Alpha as an option.
What do owners mention most?
Adjustability for the FlexiSpot C7, and back support for the Duorest Alpha, based on review summaries.


