Sihoo Doro C300 Pro Review

Christen da Costa Avatar
Updated Mar 12, 2025 12:01 PM

True Score

NR
NR
7

Experts

NR
946

Consumers

Product Awards

Top 5

Expert Rankings

$419.99

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Table of Contents

Product Snapshot

Overview

The Sihoo Doro C300 Pro is designed to provide ergonomic support during extended desk use. This chair features a 300-pound weight capacity, BIFMA and TÜV safety certifications, 4D adjustable armrests, and a self-adaptive lumbar support system that adjusts automatically with body movement. The streamlined mesh backrest promotes airflow, while the waterfall-shaped seat aims to reduce pressure on thighs and hips during long sitting periods. The chair incorporates a weight-sensing mechanism that intends to create balanced reclining without manual adjustments and comes with a 3-year warranty coverage.

Consensus

our Verdict

The Sihoo Doro C300 Pro delivers exceptional ergonomic comfort with its self-adaptive lumbar support, breathable mesh design, and innovative 6D armrests. Supporting up to 300 pounds, it’s ideal for users facing 8+ hour workdays who need reliable back pain relief. While typically available for $399 (down from $699 MSRP), it offers adjustable seat depth (16.81″-17.76″), height (18.11″-22.32″), and a wide 20.28″ seat through an intuitive single-lever control system.

Main drawbacks include armrests that shift too easily without locking, a headrest too low for taller users (above 6′), and insufficient recline tension with no adjustment option. Despite these limitations, the C300 Pro represents excellent value for those seeking high-quality ergonomics at a mid-range price.

ReasonS to Buy

  • Self-adaptive lumbar support that automatically adjusts to your posture
  • Breathable mesh prevents overheating during extended sitting
  • Supports up to 300 pounds with sturdy frame and 3-year warranty
  • No pressure points that impede circulation during long sessions

Reason to Avoid

  • Armrests move too easily with no locking mechanism
  • Headrest sits too low for taller users (above 6′)
  • Lacks adjustable recline tension for personalized resistance

Sihoo Doro C300 Pro Specs

Backrest WidthBackrest Width21"
Max Weight Capacity300 lbs
Seat DepthSeat Depth16.81"-17.76"
Seat WidthSeat Width20"

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    Score Card

    E

    Expert Score

    0

    *.75

    We place a 75% weighted value on Expert Test Scores

    C

    Customer Score

    0

    *.25

    We place a 25% weighted value on Customer Scores

    True Score

    0

    Expert Scores

    • Tom’s Guide
      64.25

      Category Trust Rating

      70
      The SIHOO Doro-C300 is a mid range office chair with an all mesh design for… Read More

      By:

      Anthony Spadafora
    • Techradar
      51.4

      Category Trust Rating

      80
      The SIHOO Doro-C300 provides all-day comfort, a high-class design, and fantastic lumbar support, but far… Read More

      By:

      Collin Probst
    • The Gadgeteer
      41.7

      Category Trust Rating

      NR
      Overall the SIHOO Doro C300 Pro is a welcome upgrade from the C300. Some of… Read More

      By:

      David Sheneman
    • 0

      Category Trust Rating

      NR
      The Sihoo Doro C300 Pro is one of the most innovative ergonomic chairs but remains… Read More

      By:

      Beren Neale
    • Creative Bloq
      54.65

      Category Trust Rating

      80
      The Sihoo C300 Pro is the fancy version of the C300, and it’s a very… Read More

      By:

      Beren Neale
    • 0

      Category Trust Rating

      NR
      My wife suffers from chronic pain due to a disease, and the Sihoo Doro C300… Read More

      By:

      Shaun Cichacki

    Customer Scores