Sidiz T80 vs X-Chair X1
Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.
Differences at a glance
Sources
- T80 work-tech chair – SIDIZ (SIDIZ official store, Korea) ↗Checked Sep 29, 2026
- X1 Flex Mesh Office Chair | X-Chair Official Site ↗Checked Sep 29, 2026
- X-Chair - Warranty & Damages ↗Checked Sep 29, 2026
Sidiz T80X-Chair X1
- Price
- ₩689,000 – ₩859,000$729
- Load capacity
- Maximum load 125 kg (≈ 276 lb)275 lb (125 kg)
- Recline
- Multi-limited tilt (limits backrest recline angle), tilt tension adjustmentExtensive Variable Recline allows you to recline and lock into position. Recline tension can be adjusted using one tension-resistant control.
- Arms
- 3D adjustable armrests (height, front-back position, left-right angle)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
- Headrest height / angle adjustmentOptional add-on (standard configuration: No headrest; Headrest +$60)
- Lumbar support
- Lumbar support height adjustmentDynamic Variable Lumbar (DVL)® Support; height adjustable backrest raises the DVL®
- Warranty
- 15-year quality warranty (for customers who register the product)5 years (all parts and materials); 15 years (non-moving metal components, chair frame)
Questions
Which has a headrest?
Both: the Sidiz T80 as standard and the X-Chair X1 as an option.
What do owners mention most?
Comfort for the Sidiz T80, and price and value for the X-Chair X1, based on review summaries.


