SIHOO or TRALT? Gaming Chairs Compared in 2026
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When comparing the SIHOO vs TRALT gaming chair options, you face two distinct ergonomic designs. Both chairs feature breathable mesh backs to keep you cool during long sessions. The main difference lies in their support systems and build. SIHOO offers a traditional mesh seat with a focus on head and lumbar alignment. TRALT uses a molded foam seat with a reinforced metal-core base for heavier loads. Each model targets different user needs through its specific material choices.
Key differences
| Aspect | SIHOO M18 Ergonomic Mesh Chair | TRALT Ergonomic Mesh Chair with Molded Foam Seat |
|---|---|---|
| Seat Material | Mesh | High-resilience molded foam |
| Weight Capacity | 150kg | 330 lbs |
| Lumbar Support | Fixed lumbar support | Depth adjustable lumbar |
| Headrest | Included | Not listed |
| Base Structure | Standard base | Reinforced nylon base with metal core |
Which one should you choose?
Choose SIHOO M18 Ergonomic Mesh Chair if
- You prefer a fully breathable mesh seat for maximum airflow.
- You need an adjustable headrest for neck support.
- You are within the 150kg weight limit and want a compact footprint.
Choose TRALT Ergonomic Mesh Chair with Molded Foam Seat if
- You require a higher weight capacity up to 330 lbs.
- You prefer the cushioning and shape retention of molded foam.
- You want to customize the depth of your lumbar support.
Verdict: Choose the SIHOO M18 if you prioritize a fully mesh design and integrated headrest for cooling and neck support. Select the TRALT chair if you need a higher weight capacity and the ability to adjust lumbar depth for precise spine alignment. Your decision should hinge on whether you value breathable mesh comfort or durable foam cushioning.
SIHOO and TRALT Chair Specs
Weight Capacity
The TRALT chair supports up to 330 pounds, which is significantly higher than the SIHOO M18’s 150-kilogram limit. Converting the SIHOO limit reveals a capacity of approximately 330 pounds as well, but TRALT explicitly markets its heavy-duty metal core base for this load. This suggests TRALT is built for heavier users or more rigorous daily use. SIHoo’s specification focuses on static pressure tests rather than dynamic weight limits. If you are near the upper end of typical user weights, TRALT’s explicit 330-pound rating provides a clearer safety margin. SIHOO’s limit is solid, but TRALT emphasizes structural durability for heavier loads with its reinforced nylon base.
Lumbar Adjustment
TRALT features a depth-adjustable lumbar support mechanism, allowing you to move the support closer to or further from your spine. This precise adjustment targets the natural curve of your lower back more effectively than fixed supports. SIHOO offers lumbar support, but the data does not specify if it adjusts in depth or height. Fixed lumbar bars can sometimes miss the correct spot for your spine. TRALT’s adjustable mechanism ensures you can customize the support to relieve pressure during long sessions. For users who need to fine-tune their lower back support, TRALT’s depth adjustment is a functional advantage over SIHOO’s unspecified lumbar system.
Seat Material
The TRALT chair uses a high-resilience molded foam seat, which is designed to maintain its shape and cushioning over time. This prevents the flattening or sagging common in budget foam seats. The SIHOO M18 features a mesh backrest, but the seat material is not explicitly detailed in the provided specifications. Often, mesh chairs use mesh seats, but without confirmation, the comfort profile is unclear. TRALT’s foam seat offers a different feel, providing solid cushioning rather than the suspended feel of mesh. If you prefer a traditional cushioned seat that resists sagging, TRALT’s molded foam is a clear benefit. SIHOO’s seat type remains unspecified.
Headrest
The SIHOO M18 includes a dedicated headrest, which is a key feature for supporting your neck and reducing strain during long sitting sessions. This is particularly useful if you lean back frequently to rest your head. The TRALT chair data does not mention a headrest. Without one, you must rely on your neck muscles to support your head, which can lead to fatigue over time. If you need neck support, SIHOO’s included headrest is a necessary advantage. TRALT’s design omits this feature, focusing instead on lumbar and seat comfort. For users who value head support, SIHOO is the more complete ergonomic option.
Seat Dimensions
TRALT provides specific seat dimensions, with a width of 19.7 inches and a depth of 17.3 inches. This depth is calibrated to support thighs while leaving a gap behind the knees to protect circulation. SIHOO’s seat dimensions are not listed in the provided data, making it difficult to assess fit. The width of TRALT’s seat is generous, accommodating various body types comfortably. If you have a larger build or prefer extra thigh support, TRALT’s explicit measurements are reassuring. SIHOO’s fit is unknown without these specs. For buyers who prioritize precise seat sizing, TRALT offers the transparency needed to make an informed choice.
Which chair suits your needs
Heavy users needing robust support
The TRALT chair features a heavy-duty metal core base and supports up to 330 pounds. Its high-resilience molded foam seat maintains shape over time, preventing the sagging common in budget options. The adjustable lumbar depth allows you to match the support to your spine's natural curve, ensuring comfort during extended periods of sitting.
Users prioritizing certified safety standards
The SIHOO M18 has passed BIFMA safety tests and a 1136kg static pressure test. It includes a headrest for added support and offers a three-year warranty with free replacement parts. This model provides four ergonomic support points, including head, back, hip, and hand support, making it a reliable choice for those who value verified durability and long-term service.
Buyers wanting adjustable fit
The TRALT chair offers a depth-adjustable lumbar support mechanism, allowing you to customize the pressure against your lower back. The seat dimensions are calibrated to leave a proper gap behind your knees, protecting circulation. With a seat height range of 17.7 to 21.7 inches, it accommodates users from 5'4" to 6'2", ensuring a personalized ergonomic fit.
The products compared
SIHOO M18 Ergonomic Mesh Chair
Best for: Average height users seeking breathable support
- Upholstery Material
- mesh
- Lumbar Support
- adjustable
- Armrest Adjustability
- 2D
- Weight Capacity
- 330 lbs
- Headrest Type
- adjustable
- Safety Certifications
- BIFMA
View on Amazon: SIHOO M18 Ergonomic Mesh Chair Affiliate link
The SIHOO M18 is a mesh back office chair designed for users between 5'6" and 6'2" tall. It features adjustable lumbar support, a headrest, and a seat height adjustment to provide four points of support. The breathable mesh backrest keeps you cool during long sessions. With a weight capacity of 150kg and BIFMA certification, it offers reliable support for home or work use. The chair weighs 38 pounds and assembles in eight steps.
Pros
- Breathable mesh backrest for cooling
- Adjustable lumbar support and headrest
- 150kg weight capacity
- BIFMA safety certified
Cons
- Limited to users 5'6" to 6'2" tall
- No armrest adjustment mentioned in specs
- Mesh upholstery may lack cushioning for some
Good fit if
- You are between 5'6" and 6'2" tall
- You prefer a breathable mesh backrest
- You need adjustable lumbar support
Skip if
- You are taller than 6'2"
- You require armrest height adjustment
- You need a chair for users under 5'6"
Verdict: SIHOO M18 Ergonomic Mesh Office Chair is a solid choice for average-height users seeking breathable support. It fits those who value adjustable lumbar and headrest features within its specified height range.
TRALT Ergonomic Mesh Chair with Molded Foam Seat
Best for: breathable mesh comfort and adjustable lumbar
- Upholstery Material
- Mesh
- Lumbar Support
- Depth adjustable
- Armrest Adjustability
- Flip-up
- Weight Capacity
- 330 lbs
- Seat Cushion Type
- High-resilience molded foam
- Features
- Lumbar Support, Headrest
View on Amazon: TRALT Ergonomic Mesh Chair with Molded Foam Seat Affiliate link
The TRALT White Mesh Office Chair offers a breathable mesh back and high-resilience molded foam seat. It supports up to 330 lbs with a reinforced nylon base and metal core. The lumbar support adjusts depth to match your spine. The seat height ranges from 17.7 to 21.7 inches. This chair suits users seeking durable airflow and adjustable comfort for long work sessions.
Pros
- Depth-adjustable lumbar support mechanism
- High-resilience molded foam seat cushion
- Breathable mesh backrest material
- 330 lbs weight capacity rating
Cons
- Seat depth is fixed at 17.3 inches
- No mention of headrest inclusion
- Base is nylon with metal core, not full metal
Good fit if
- You need a breathable mesh back for warm rooms
- You weigh up to 330 lbs
- You want adjustable lumbar depth
Skip if
- You require a built-in headrest
- You prefer a full metal base
- You need a seat depth deeper than 17.3 inches
Verdict: TRALT White Mesh Office Chair fits users who prioritize breathable mesh and adjustable lumbar support. It is a solid option for those under 330 lbs who need a fixed 17.3-inch seat depth.
Specifications side by side
| Spec | SIHOO M18 Ergonomic Mesh Chair | TRALT Ergonomic Mesh Chair with Molded Foam Seat |
|---|---|---|
| Upholstery Material | mesh | Mesh |
| Lumbar Support | adjustable | Depth adjustable |
| Armrest Adjustability | 2D | Flip-up |
| Weight Capacity | 330 lbs | 330 lbs |
| Headrest Type | adjustable | not stated |
| Seat Cushion Type | not stated | High-resilience molded foam |
| Safety Certifications | BIFMA | not stated |
| Features | Lumbar Support, Headrest | Lumbar Support, Headrest |
| Material | Mesh | not stated |
| Color | Black | White |
| Dimensions | 27.5 × 21 × 11 inches | 27 × 25.7 × 49.2 inches |
| Weight | 31.5 pounds | 30 pounds |
| Size | Pack of 1 | Pack of 1 |
| Model | M57 | TRALT+TRALT+YX001-P |
Frequently asked questions
Does the SIHOO M18 have a headrest?
Yes, the SIHOO M18 includes a headrest. This feature provides neck support for average-height users who want additional comfort during long work sessions. The chair is designed to offer breathable mesh support combined with this adjustable top feature for better posture.
Is the TRALT chair white or black?
The TRALT Ergonomic Mesh Chair is white. It features a white mesh back and frame, offering a clean aesthetic for your workspace. This color option distinguishes it from the black SIHOO model, allowing you to match your office decor more easily.
Which chair has a wider seat width?
The TRALT chair has a wider seat width at 25.7 inches. The SIHOO M18 measures 21 inches in width. If you prefer more lateral space or broader hip support, the TRALT design provides a broader seating surface for enhanced comfort.
Does the TRALT chair have a molded foam seat?
Yes, the TRALT chair features a molded foam seat. Unlike mesh seats, this foam construction offers a solid, uniform surface. It is designed to maintain its shape over time, providing consistent support for users who prefer a traditional seat feel over mesh.
Which chair is lighter to move?
The TRALT chair is lighter, weighing 30 pounds. The SIHOO M18 weighs 38 pounds. If you need to frequently reposition your chair or move it for cleaning, the TRALT model requires less effort due to its lower overall weight.
Does the SIHOO M18 include lumbar support?
Yes, the SIHOO M18 includes adjustable lumbar support. This feature helps maintain the natural curve of your spine. Combined with its headrest and mesh material, it offers comprehensive ergonomic support tailored for users who value targeted lower back assistance during extended sitting.
What is the model number for the TRALT chair?
The model number for the TRALT chair is TRALT+TRALT+YX001-P. You can use this identifier to verify specifications or find replacement parts. It distinguishes this specific ergonomic mesh design from other models in the TRALT product lineup available for purchase.
Which chair is better for breathable comfort?
Both chairs use breathable mesh for the backrest. However, the SIHOO M18 uses mesh for the seat as well, which may offer superior airflow for users who sit for long periods. The TRALT uses a foam seat, which retains more heat than mesh.