X-Chair X4 vs Okamura Sylphy

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

X-Chair

X-Chair X4

$1,199 – $1,249

Okamura

Okamura Sylphy

From ¥106,040

≈ $680

Differences at a glance

X-Chair X4Okamura Sylphy

Price: $1,199 – $1,249From ¥106,040
Recline: SciFloat 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.Back-seat synchro recline with forward tilt: 23° upright to reclined, 10° upright to forward; locks in 4 positions
Arms: 4-Dimensional armrests come standard (up, down, side-to-side, front-to-back); option to upgrade to FS 360 rotational armrests; Armrest Height 5.875in - 8.875inAdjustable arms: 100 mm height; arm pad 50 mm front-back, 20° inward, 20° outward
Headrest: Optional add-on (standard configuration: No headrest; Headrest +$150)Adjustable headrest: 100 mm height, 35° angle
Lumbar support: Dynamic Variable Lumbar (DVL)® Support; height adjustable backrest raises the DVL®Lumbar support (mesh back): height adjusts over 60 mm
Warranty: 5 years (all parts and materials); 15 years (non-moving metal components, chair frame)Structure 8 years (purchases from Jan 5, 2021); mechanisms and moving parts 2 years; exterior and surface finish 1 year

Which has a headrest?

Both: the X-Chair X4 as an option and the Okamura Sylphy as standard.

What do owners mention most?

Back support for the X-Chair X4, and comfort for the Okamura Sylphy, based on review summaries.