Vertagear SL3800 vs SIHOO M18
Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.
110 lb
higher rated load for SIHOO M18 than Vertagear SL3800 (official specs)
Differences at a glance
Sources
- Vertagear SL3800 product page — Specifications ↗Checked Oct 17, 2026
- Sihoo M18 Ergonomic Office Chair – Official US Sihoo Store ↗Checked Sep 29, 2026
Vertagear SL3800SIHOO M18
- Price
- $429.99$289.99 – $299.99
- Seat depth
- 405 mm17.91 in (≈ 45.5 cm)
- Load capacity
- 220 lb330 lb (≈ 150 kg)
- Arms
- 3DAdjustable armrests (Up and down)
- Lumbar support
- ContourMax dynamic lumbarLumbar support adjusts vertically and horizontally
- Warranty
- 10 (frame) / up to 5 (parts) year3 years
Questions
Which is cheaper, the Vertagear SL3800 or the SIHOO M18?
The SIHOO M18 is cheaper to start: $289.99 versus $429.99 for the Vertagear SL3800 at the brand stores (Oct 2026).
Which has a higher weight capacity?
The SIHOO M18, rated for 330 lb versus 220 lb for the Vertagear SL3800.
Swap in a similar chair
Compare Vertagear SL3800 with
Compare SIHOO M18 with
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- SIHOO M18 vs Branch Ergonomic Chair Arms: Adjustable armrests on SIHOO M18; 3D removable armrests on Branch Ergonomic Chair.
- SIHOO M18 vs FlexiSpot OC3 Arms: Adjustable armrests on SIHOO M18; 2D on FlexiSpot OC3.