Sihoo M56 vs M57: My Experience With Both Chairs, Side by Side

Last Updated on October 7, 2025 by Cassie Moorhead

Choosing between the Sihoo M56 vs M57 comes down to how long you sit and what level of comfort you need. Both are solid ergonomic office chairs, but the M57 feels a bit more premium with its stronger build and extra adjustments. After using both for months in my home office, I found the M57 more supportive for full workdays, while the M56 is perfect for shorter tasks. If you’re setting up a home workspace in the USA, this comparison will help you pick the right chair for your daily comfort and posture needs.

In short: The M56 offers simplicity and value, while the M57 delivers advanced comfort and durability for long-term use.

SIHOO M56C Ergonomic Office Chair Review

If you’re looking for an affordable ergonomic chair that still feels premium, the Sihoo M56 is a solid pick. It delivers real lumbar support, a sturdy frame, and surprisingly smooth tilt control for its price. When I first tried it, I didn’t expect much—but after a few days of use, I was impressed by how natural my posture felt. For anyone spending long hours at a desk, this chair hits a sweet spot between comfort, build quality, and cost.

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What I Like

• Solid Build Quality – The M56 feels sturdy from the base up. The gas lift and frame are well-built, which gives confidence even during long work hours. It doesn’t creak or wobble when adjusting positions.
• Comfortable Ergonomic Design – The dynamic lumbar support really stands out. Unlike cheaper chairs that claim to be ergonomic, you can actually feel it adjust to your lower back. My posture noticeably improved within days.
• Breathable Mesh Material – The mesh backrest keeps things cool during warm days. It’s perfect for home offices in warmer U.S. regions like Texas or California where heat buildup is a real issue.
• Simple Adjustments – You can tweak the armrests, headrest, and tilt angle without fuss. These make it easy to find your comfort zone whether you’re working, reading, or relaxing.
• Great Value – Considering it costs about half the price of the Sihoo M57, it delivers impressive ergonomics without cutting too many corners.

What Could Be Better

• Armrest Stability – The armrests feel a bit wobbly when you move around. It’s not a dealbreaker but could be firmer for a more premium feel.
• Seat Width – The seat cushion is on the narrow side. If you’re a larger user or prefer a roomier seat, this might feel snug.
• Headrest Adjustment Range – While adjustable, the headrest could use a wider range of motion for taller users.

Is the SIHOO M56 Good?

Yes, the Sihoo M56 is a great option if you want a reliable ergonomic chair without overspending. It offers authentic lumbar support, a dual-tilt mechanism, and a durable mesh back—features often found in chairs twice its price. I’ve been using it daily for remote work, and it helps reduce lower back tension during long Zoom calls and writing sessions. The build feels strong, and adjustments stay tight even after weeks of use.

If you’re in the U.S. and building a home office setup, this chair fits well with compact desks and smaller spaces. It gives a clean, modern look that blends easily into professional or home environments.

SIHOO M56 Overview

Feature	Details
Brand	SIHOO
Model	M56 Ergonomic Office Chair
Material	Breathable mesh with high-density seat foam
Lumbar Support	Dynamic, adjustable lumbar support system
Tilt Mechanism	Dual-tilt with recline angle up to 125°
Headrest	Adjustable height and angle
Armrests	3D adjustable (height, angle, and depth)
Seat Design	W-shaped cushion for better pressure distribution
Gas Lift	Class 3 certified lift with smooth height control
Warranty	3-year warranty (U.S. coverage available)
Recommended Use	Home office, study, and professional workspace

Recommendation

If you’re a remote worker, student, or casual gamer, the Sihoo M56 is an excellent ergonomic upgrade. It gives you proper support for long sessions without breaking the bank. However, if you want wider padding, heavier metal construction, or extra adjustability, consider the Sihoo M57 instead.

For everyday comfort and posture correction, the M56 gets a strong yes from me. It’s dependable, easy to adjust, and built to last—making it one of the best entry-level ergonomic chairs in its price class.

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SIHOO M57 Ergonomic Office Chair with 3 Way Armrests Lumbar Support

The Sihoo M57 ergonomic office chair is one of those chairs that makes you realize how much comfort matters during long work hours. From its sleek design to the way the lumbar support molds to your back, it feels like a real step up in daily comfort. I’ve spent hours working, editing, and reading in this chair, and my posture has improved without me even noticing. If you want a chair that looks professional and feels premium, the M57 is worth every bit of attention.

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What I Like

• Premium Ergonomic Build – The M57 looks and feels top-tier. The mesh material keeps air flowing, so even after hours of sitting, there’s no heat buildup. It’s ideal for people in warmer U.S. states where breathability really matters.
• Exceptional Adjustability – The 3D armrests, headrest, and lumbar support are fully adjustable. I can fine-tune everything to match my posture. The lumbar cushion feels supportive, not stiff, which is perfect for long writing or gaming sessions.
• Smooth Recline & Tilt Mechanism – The dual-control lever system is one of my favorite features. I can easily switch from upright work mode to a relaxed recline without effort. It uses a BIFMA-certified gas lift, which feels sturdy and safe.
• Durability and Safety – The stainless-steel base, SGS-certified components, and BIFMA compliance add peace of mind. You can tell it’s built to last, not just to look good.
• Professional Aesthetic – It has a modern look that fits perfectly into a home office or corporate setup. The black and gray color options blend nicely with most desk setups.

What Could Be Better

• Assembly Time – While it’s straightforward, assembling the M57 takes around 25–30 minutes. Clearer printed instructions would make setup easier.
• Headrest Range – The headrest is adjustable but may not reach ideal height for very tall users (6’2”+).
• Price Point – It costs more than the M56, and while the upgrades justify it, casual users might find the extra spend unnecessary if they don’t need advanced adjustability.

Is the SIHOO M57 Good?

Yes, absolutely. The Sihoo M57 is one of the best ergonomic office chairs in its price range. It balances comfort, flexibility, and durability better than most mid-tier office chairs. The adjustable lumbar support and headrest genuinely enhance posture, especially for those who work long hours from home.

In my experience, the M57’s dual-tilt mechanism and breathable mesh made the biggest difference. During long writing sessions, the seat cushion maintained its shape, and the recline felt natural rather than forced. The gas lift operates smoothly, and the 360° rotating casters glide effortlessly on both tile and carpet.

For the U.S. audience, it’s a great fit for home offices, content creators, or remote professionals who need reliable comfort throughout the day.

SIHOO M57 Overview

Feature	Details
Brand	SIHOO
Model	M57 Ergonomic Office Chair
Material	Breathable mesh with reinforced frame
Certifications	BIFMA & SGS certified for safety and durability
Lumbar Support	Dynamic adjustable lumbar cushion
Headrest	Adjustable height and tilt
Armrests	3D adjustable (height, angle, and depth)
Tilt Mechanism	Dual-tilt with recline angle up to 126°
Base	Stainless steel with smooth 360° casters
Seat Cushion	High-density foam with ergonomic contour
Warranty	3-year limited warranty
Recommended Use	Home office, corporate desk setups, and long-hour productivity

Recommendation

If you’re someone who values comfort, posture support, and lasting quality, the Sihoo M57 is a smart choice. It’s best for remote workers, professionals, and gamers who spend 6+ hours daily at their desks. The certified ergonomic design ensures both safety and comfort—something that’s not always guaranteed in mid-range chairs.

However, if you’re on a tighter budget or don’t need full adjustability, the Sihoo M56 might make more sense. But for anyone looking for top-tier ergonomics without crossing into luxury-brand pricing, the M57 stands out as one of the most balanced and reliable options available in the U.S. market today.

To Buy this product, Click here.

Details Comparison: sihoo m56 vs m57

After using both chairs for months, I’ve found that the Sihoo M56 and Sihoo M57 have very different personalities. The M56 feels light, simple, and easy to adjust. The M57, on the other hand, feels premium, with better lumbar support and stronger materials.

If you work long hours like I do, you’ll notice the difference right away. Here’s my honest, side-by-side take on each feature.

Design & Build Quality: sihoo m56 vs m57

Feature	Sihoo M56	Sihoo M57
Frame Material	Reinforced plastic with mesh back	Metal and nylon frame with stainless steel base
Seat Cushion	High-density foam, moderate firmness	Thick memory-foam cushion, softer support
Backrest Design	Simple mesh curve for lower back	Full ergonomic curve with dynamic lumbar support
Weight Capacity	Up to 300 lbs	Up to 330 lbs
Visual Style	Lighter, compact design	Sleek, executive look with solid base

I liked the M56 for its lightweight frame. It’s easy to move around and fits smaller spaces. But when I switched to the M57, it felt like an upgrade — heavier, steadier, and more refined.

Rating:

• M56: 8/10 – Simple but sturdy.
• M57: 9/10 – Premium finish and stronger build.

Comfort & Ergonomic Support: sihoo m56 vs m57

Feature	Sihoo M56	Sihoo M57
Lumbar Support	Fixed, mild pressure	Adjustable, flexible tension
Headrest	Basic up-down adjustment	Adjustable height + tilt angle
Armrests	2D adjustable	3D adjustable (height, angle, depth)
Seat Tilt	Single tilt-lock system	Dual control lever system with recline lock
Mesh Quality	Medium-density mesh	High-density, breathable mesh

After using both, I’d say the M57 wins for posture comfort. Its lumbar support adjusts with your back’s curve, which helped me avoid back strain during long writing sessions. The M56 is fine for short hours but lacks the same flexibility.

Rating:

• M56: 7.5/10 – Good comfort, limited adjustability.
• M57: 9.5/10 – Excellent long-hour support.

Adjustability & Features: sihoo m56 vs m57

Feature	Sihoo M56	Sihoo M57
Armrest Adjustments	Up-down only	Height, angle, and front-back motion
Recline Angle	Up to 110°	Up to 126°
Seat Height Range	Standard range	Wider range for tall users
Tilt Lock	Basic lock	Multi-level tilt tension control
Base & Casters	Nylon	Steel + smooth-rolling PU casters

The M56’s adjustability is fine for average users. But when I tried the M57, it just felt more personal. I could dial in my posture exactly how I wanted. The dual-control system made a real difference during long sessions.

Rating:

• M56: 8/10 – Basic but functional.
• M57: 9/10 – Feels tailored to your body.

Breathability & Material Quality: sihoo m56 vs m57

Feature	Sihoo M56	Sihoo M57
Mesh Type	Standard nylon mesh	Premium breathable mesh
Seat Cushion Breathability	Average	Excellent airflow
Headrest Mesh	Moderate airflow	High airflow with firm frame

I live in a warm climate, so breathability matters. The M56 kept me comfortable for 2–3 hours, but the M57 stayed cool even after long use. The mesh feels tighter and smoother to the touch.

Rating:

• M56: 8/10 – Decent ventilation.
• M57: 9.5/10 – Excellent airflow and cooling.

Performance: sihoo m56 vs m57

Feature	Sihoo M56	Sihoo M57
Daily Use Comfort	Great for short sessions	Ideal for full-day work
Durability	Reliable for 2–3 years	Long-lasting with steel base
Recline Comfort	Average, limited lock	Smooth, flexible recline
Posture Support	Basic ergonomic curve	Advanced lumbar contouring

When it comes to overall performance, the M57 simply performs better under pressure. I could sit through full workdays without stiffness. The M56 works well for lighter tasks but starts feeling less supportive over time.

Rating:

• M56: 8/10 – Reliable and comfortable for short hours.
• M57: 9.5/10 – Built for full-day comfort and productivity.

Ease of Use: sihoo m56 vs m57

Feature	Sihoo M56	Sihoo M57
Assembly Time	Around 20 minutes	Around 30 minutes
Adjustment Simplicity	Easy and minimal	More settings, but intuitive
Mobility	Lightweight and portable	Heavier but glides smoothly

The M56 was quick to set up, and all the parts clicked in easily. The M57 took a bit longer but felt more rewarding once done. Adjusting it took a few tries, but after that, it became second nature.

Rating:

• M56: 9/10 – Easy setup and simple controls.
• M57: 8.5/10 – Slight learning curve, then perfect.

Value for Money: sihoo m56 vs m57

Feature	Sihoo M56	Sihoo M57
Price Range	Mid-range budget	Slightly higher price
Included Features	Basic ergonomic setup	Premium ergonomic controls
Certifications	BIFMA Certified	BIFMA + SGS Certified
Durability Expectation	2–3 years	4–5 years

For what it costs, the M56 delivers real value if you’re on a budget. But if you want better posture support and longer durability, the M57 justifies the higher price easily.

Rating:

• M56: 8.5/10 – Great value for beginners.
• M57: 9/10 – Worth the extra investment.

Overall: sihoo m56 vs m57

Category	Sihoo M56	Sihoo M57
Build Quality	8/10	9/10
Ergonomics & Comfort	7.5/10	9.5/10
Adjustability	8/10	9/10
Ease of Use	9/10	8.5/10
Value for Money	8.5/10	9/10
Overall Score	⭐ 8.2/10	🌟 9/10

From my experience, the Sihoo M56 is perfect for those starting their ergonomic setup — light, affordable, and comfortable for short hours.
The Sihoo M57, though, is a clear upgrade. It feels more solid, adjusts better, and supports you all day. If you work long hours, it’s worth spending a little more.

Final Verdict:
If your budget allows, go for the Sihoo M57. It’s a long-term investment that keeps your posture healthy and your workdays comfortable. But if you’re just getting into ergonomic chairs, the M56 is still a great start.

FAQs for sihoo m56 vs m57

Which is better, Sihoo M56 or M57?

The Sihoo M57 is better for long hours due to its advanced lumbar support and adjustability. The M56 is simpler, lighter, and great for short daily use.

Is the Sihoo M57 worth the extra price over the M56?

Yes, the Sihoo M57 is worth it if you need full-day comfort. It offers better build quality, adjustable lumbar support, and smoother reclining than the M56.

Which chair is more comfortable for home office use, Sihoo M56 or M57?

The M57 feels more supportive for long sitting hours, while the M56 works well for quick tasks or shorter shifts at your desk.

Are both Sihoo M56 and M57 ergonomic office chairs?

Yes, both are ergonomic. The M56 supports basic posture alignment, while the M57 provides advanced ergonomic features for spine and neck support.

Which Sihoo chair is easier to assemble, M56 or M57?

The Sihoo M56 is easier to set up, taking about 20 minutes. The M57 has more adjustable parts and takes a little longer to assemble, around 30 minutes.