Sidiz T80 vs X-Chair X2
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
- X2 K-Sport Mesh Office Chair | X-Chair Official Site ↗Checked Sep 29, 2026
- X-Chair - Warranty & Damages ↗Checked Sep 29, 2026
Sidiz T80X-Chair X2
- Price
- ₩689,000 – ₩859,000$879
- Load capacity
- Maximum load 125 kg (≈ 276 lb)275 lb (125 kg)
- Recline
- Multi-limited tilt (limits backrest recline angle), tilt tension adjustmentSciFloat Infinite Recline + Tilt Lock and Tension allows you to recline and lock into position or increase tension in your recline motion for more fluid movement.
- 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 6.75in - 9.5in
- Headrest
- Headrest height / angle adjustmentOptional add-on (standard configuration: No headrest; Headrest +$90)
- 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)
What users mention
From 3 Sidiz T80 and 0 X-Chair X2 user reviews, most mentioned first. Green is liked, orange is a caution.
Comfort
Sidiz T804 mentionsX-Chair X27 mentionsBuild quality
Sidiz T801 mentionX-Chair X26 mentionsSeat
Sidiz T801 mentionX-Chair X26 mentionsAdjustability
Sidiz T803 mentionsX-Chair X23 mentionsBreathability
Sidiz T801 mentionX-Chair X25 mentionsArmrests
Sidiz T802 mentionsX-Chair X23 mentions
Questions
Which has a headrest?
Both: the Sidiz T80 as standard and the X-Chair X2 as an option.
What do owners mention most?
Comfort for the Sidiz T80, and comfort for the X-Chair X2, based on review summaries.



