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Steelcase Karman

Ranked #10 of 24 in Best Ergonomic Office Chairs: Herman Miller, Steelcase, Haworth & More (2026). Here is every spec we scored, where it came from, and how it compares.

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#10

Steelcase Karman

Best for: Light suspension chair with 4D arms

6.1/10

What we like

    Watch out for

      Score breakdown

      Weight capacity 25%
      Warranty length 20%
      Seat depth adjustment 15%
      Maximum seat height 10%
      Minimum seat height 10%
      Armrest adjustments 10%
      Adjustable lumbar * 5%
      Forward tilt * 5%

      * Other unpublished figures are scored at the category median so missing data neither helps nor hurts.

      Weight capacity350 lb
      Warranty length12 yr
      Seat depth adjustment0 in
      Maximum seat height20.3 in
      Minimum seat height16.1 in
      Armrest adjustments4 D
      Adjustable lumbarNot listed
      Forward tiltNot listed
      Seat height410–515 mm (16.1"–20.3")
      Seat depthFixed, 440 mm usable
      Arm height from seat195–295 mm
      Width between arms430–550 mm
      PriceCheck price
      Steelcase Leap
      8.5/10
      #1 · 4D arms, height-adjustable lumbar, 400 lb
      Humanscale Freedom Task Chair
      8.2/10
      #2 · Self-adjusting recline, 400 lb, 15-year warranty
      Haworth Soji XL
      8.1/10
      #3 · 24.5" wide seat warrantied to 600 lb
      Steelcase Series 1
      8.0/10
      #4 · Steelcase's value chair with 4D arms and 400 lb
      Steelcase Gesture
      7.8/10
      #5 · 360° arms built for devices, 400 lb
      Haworth Fern
      7.6/10
      #6 · Frameless back, optional 4D arms and forward tilt
      Haworth Zody
      7.5/10
      #7 · 4D arms, forward tilt, 16–21" seat
      Haworth Soji
      7.3/10
      #8 · Optional 4D arms, lumbar and forward tilt
      Herman Miller Embody
      6.5/10
      #9 · 3" of seat depth travel and fully adjustable arms
      Herman Miller Aeron (Size B)
      6.0/10
      #11 · The mesh benchmark, sized A/B/C
      Herman Miller Sayl
      6.0/10
      #12 · 350 lb rating with optional height-adjustable lumbar
      Herman Miller Cosm (Mid Back)
      5.7/10
      #13 · Auto-Harmonic tilt, no tension knob
      Herman Miller Lino
      5.7/10
      #14 · Optional seat depth and fully adjustable arms
      Branch Ergonomic Chair
      5.4/10
      #15 · 4" of seat depth travel for 5'2"–6'2"
      Branch Verve Chair
      5.0/10
      #16 · Knit chair with height-adjustable lumbar
      Sihoo Doro C300 Pro
      5.0/10
      #17 · Adds seat depth and 6D arms to the C300
      Hbada E3 Ultra
      5.0/10
      #18 · 2.76" of seat depth travel
      Hbada E3 Air
      4.9/10
      #19 · 330 lb mesh chair with 1.97" seat depth travel
      Sihoo B300 Pro
      4.5/10
      #20 · 4D lumbar and 6D arms
      Sihoo Doro S300
      4.5/10
      #21 · 6D arms with independent dynamic lumbar
      Sihoo Doro C300
      4.2/10
      #22 · Budget 4D arms, self-adaptive lumbar
      Branch Ergonomic Chair Pro
      4.0/10
      #23 · 5D arms, forward tilt and two-way lumbar
      Sihoo M57
      4.0/10
      #24 · Low-cost mesh chair with dual-adjustable lumbar