SIHOO Doro S300 vs FlexiSpot C7 Morpher

Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.

SIHOO

SIHOO Doro S300

$999.99

FlexiSpot

FlexiSpot C7 Morpher

$799.99 – $849.99

7 years

longer warranty on FlexiSpot C7 Morpher than SIHOO Doro S300 (official terms)

Differences at a glance

SIHOO Doro S300FlexiSpot C7 Morpher

Price: $999.99$799.99 – $849.99
Seat height: 47 – 55.5 cm (18.50 – 21.85 in)17.72–21.26 in
Seat depth: 40 – 47 cm (15.75 – 18.50 in)16.14–18.7 in
Load capacity: 330 lb (≈ 150 kg)380 lb
Recline: Recline Angles: 100°, 110°, 130°93–135°
Arms: 6D coordinated armrests (up and down, left and right, front and back, inward and outward, with tilt-lock of armrests, and synchronized recline)5D
Headrest: Soft, integrated headrest; upper backrest adjusts in 5 levels135°
Lumbar support: Dual dynamic lumbar support; angle 90°-105° fine-tuned with the gas liftair lumbar support
Warranty: 3 years10 years

Which is cheaper, the SIHOO Doro S300 or the FlexiSpot C7 Morpher?

The FlexiSpot C7 Morpher is cheaper to start: $799.99 versus $999.99 for the SIHOO Doro S300 at the brand stores (Oct 2026).

Which has a higher weight capacity?

The FlexiSpot C7 Morpher, rated for 380 lb versus 330 lb for the SIHOO Doro S300.

Which has a headrest?

Both: the SIHOO Doro S300 as standard and the FlexiSpot C7 Morpher as standard.