FlexiSpot OC3 vs SIHOO M56C

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

FlexiSpot OC3

FlexiSpot

FlexiSpot OC3

$269.99

VS
SIHOO M56C

SIHOO

SIHOO M56C

$184.99

2 years

longer warranty on FlexiSpot OC3 than SIHOO M56C (official terms)

FlexiSpot OC3SIHOO M56C
Price
$269.99$184.99
Seat depth
15.9 in (40 cm)17.1 in (≈ 43.4 cm)
Load capacity
300 lb (136 kg)300 lb (≈ 136 kg)
Recline
90–130°Maximum tilt angle of 125° (reclining lock with 1 position)
Arms
2D; 3.9" height adjustmentArmrests adjustable up and down
Headrest
2D headrest; 2.1" height and 30° rotationHeadrest moves up and down and tilts
Lumbar support
1.9" Height AdjustableUltra-wide dynamic lumbar support: a flexible elastic plate that moves with the backrest (no manual adjustment listed)
Warranty
5 Years3 years

Questions

Which is cheaper, the FlexiSpot OC3 or the SIHOO M56C?

The SIHOO M56C is cheaper to start: $184.99 versus $269.99 for the FlexiSpot OC3 at the brand stores (Sep 2026).

Which has a headrest?

Both: the FlexiSpot OC3 as standard and the SIHOO M56C as standard.

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