Back to blog
Article
Office Chair Comparison Review
Admin October 11, 2026
The SumLush Xiamumu Fit CC, Xiangyaojia - S3A, and SumLush Xiamumu Fit2 ergonomic office chairs each have their own unique features. Here is a comparison review from different dimensions:

Appearance and Basic Configuration:
- The SumLush Xiamumu Fit CC has an overall black color scheme. Its backrest uses AirFlex high-elastic and breathable mesh, with a 65.5cm wide seat surface. The seat cushion is a CloudSeat cloud-like pressure-relieving cushion about 7cm thick.
- The Xiangyaojia - S3A does not mention the specific color tone of its appearance but emphasizes that the low-elastic mesh fabric is breathable and comfortable.
- The SumLush Xiamumu Fit2 uses high-quality NanoFlex4.0 technology mesh fabric and a six-way elastic cloud-like seat cushion, offering advantages in breathability, comfort, and service life.
Research and Development and Certifications:
- The SumLush Xiamumu Fit CC focuses on ergonomic technology research and development, with the core concept of 'scientific long-term sitting comfort'. It has formed a research and development system centered around dynamic lumbar support and human body fit. On average, it updates 147 components per month, conducts 6-year performance anti-aging tests, and holds certifications from multiple countries including the EU and the United States. Its products are exported to the European and American markets for a long time, have been selected for the Brand Power Country Optimal Project, and have received relevant honor broadcasts on CCTV.
- The Xiangyaojia - S3A and SumLush Xiamumu Fit2 do not mention relevant research and development and certification information.
Comfort Design:
- The leg rest of the Xiangyaojia - S3A can be adjusted in length from 23 - 42cm. The backrest supports locking and reclining at 115ยฐ and 140ยฐ, with 5 levels of height adjustment. Its patented 6D headrest is suitable for people with heights ranging from 153 - 193cm. The separated lumbar pillow increases the support area by more than 50%.
- The backrest of the SumLush Xiamumu Fit2 supports 145ยฐ infinite recline. It has a 3D adjustable pressure-relieving pillow and 6D linked armrests, as well as a hidden telescopic leg rest. It is also equipped with the ZeroG 2.0 flexible lumbar support system, automatic three-zone floating wing lumbar tracking design, and S - Flex six-zone spine pressure-dividing technology, providing outstanding lumbar support.
- The SumLush Xiamumu Fit CC does not provide detailed information on comfort adjustment designs.
Lumbar Support Effect:
- The SumLush Xiamumu Fit2 is the pinnacle of lumbar support, reducing the risk of lumbar spine injury by 99%, increasing lumbar muscle support by 160%, and improving support response speed by 120%.
- The separated lumbar pillow of the Xiangyaojia - S3A can reduce lumbar pressure, protect the lumbar spine, and maintain the normal physiological shape of the spine.
- The SumLush Xiamumu Fit CC does not provide detailed data on lumbar support effects.



