An overworked woman looking for the best computer chair for long hours

Whether your desk is at home, the boardroom or the office, an ergonomic computer chair is an absolute must for anyone putting in long hours at work. An uncomfortable seat will be detrimental to both your health and productivity, but a well-designed office chair will provide enough support and comfort to see you through even the longest day. With that in mind, we’ve put together the top 12-hour rated office chairs for all budgets, workspaces and body types. From fully ergonomic office chairs to eco-friendly computer chairs, these 7 seats will have you sitting pretty for hours on end.

​1. THE BEST ECO-FRIENDLY COMPUTER CHAIR FOR LONG HOURS — GRYPHON MK 1

Gryphon MK1

If you are looking for the best office chair for lower back pain when working long hours, the sustainable Gryphon MK 1 office chair is good for optimal lumbar support, your posture and the planet.

A popular addition to our eco-friendly Gryphon range, it’s one of the best computer chairs for the environmentally conscious office worker who regularly finds themselves putting in long hours.

Amongst the Gryphon MK’s many features is an Air Lumbar inflatable lower back system that provides superb back support throughout a 12-hour day. Extra lateral support and a clever Duomatic mechanism also work to ensure your posture is perfect and your lumbar is always fully supported, while helping to reduce hip and leg strain too. Lastly, this eco bestseller allows for four chair adjustments – seat height, seat angle, back height and back angle – so you can fully customize your Gryphon MK 1 to suit your ideal long-hour sitting position.

​2. MOST VERSATILE 12-HOUR OFFICE CHAIR – SAPPHIRE MK 1

Sapphire MK1 Heavy Duty

The Sapphire MK 1 is a versatile 12-hour office chair that can be adapted to suit almost any body type and any office, boardroom or home office space.

The chair’s standard castors glide easily over either carpet or chair mats, while the back height adjustment with wheel lock will ensure you always have optimum lumbar support. (If you’re not yet clued up on why height adjustment is so important in an office chair, check out our blog post on how desk height affects your posture, health and productivity.) Finally, the high-quality, commercial-grade upholstery of the Sapphire MK 1 makes this a thoroughly durable office chair for those regularly sitting for long hours.

3. THE BEST ALL-ROUNDER: SYNCHRO MESH EXECUTIVE

Synchro Executive Mesh Chair - Side View

If you’re looking for a highly adjustable mesh chair that will provide both comfort and durability throughout the seasons, look no further than the Synchro Mesh Executive.

Ideal for frequent office, home o executive use, this robust all-rounder features a super comfy, breathable mesh back for ultimate airflow — perfect for keeping cool at work during the hot summer months. In addition, the seat height, seat angle, back height, back angle and sliding seat on the Synchro Mesh Executive are all independently adjustable, giving you full control over your sitting position and your comfort.

4. BEST OFFICE CHAIR FOR LUMBAR SUPPORT — AUSTEN MK 1

Sapphire High Back Executive Heavy Duty

​Need a little extra support for your lower back? Check out the Austen MK 1. This clever, ergonomic design ranks high on our list of best home office chairs for its superb Air Lumbar inflatable lower back support system and easily adjustable design.

An internal balloon is discreetly hidden within the backrest of this 12-hour rated office chair, and can be quickly and easily pumped up to provide increased lumbar support as required. A sturdy, slightly contoured outer back provides additional back support throughout the day and 12-hour seated comfort. Lastly, the Austen MK 1’s Duomatic mechanism also means you’ll have no trouble adjusting the seat height, seat angle, back height and back angle to suit your preferences.

5. BEST 12-HOUR OFFICE CHAIR FOR MULTIPLE USERS — JADE MK 1

Jade MK1 computer chair

A flexible office chair for flexible work environments, the Jade MK 1 adjusts to fit almost any user’s needs.

This versatile 12-hour computer chair comes equipped with our popular Air Lumbar inflatable lower back system, providing superior lumbar support and helping to alleviate back stress during long days at the computer. Plus, the Jade MK 1 comes with a sliding seat mechanism as standard too. Simply slide the seat backward or forward to effortlessly accommodate users of different heights and sizes. The 135mm gas lift and Synchro mechanism, meanwhile, enable multiple chair adjustments to be made quickly and easily as needed – including seat height, seat angle, back height and back angle.

6. MOST LUXURIOUS OFFICE CHAIR FOR SITTING LONG HOURS: SAPPHIRE HIGHBACK EXECUTIVE

Sapphire High Back Executive Heavy Duty

The Sapphire Highback Executive is a fully customisable and fully ergonomic office chair designed to make you feel like you’re sitting in luxury during even the longest shift.

Each Sapphire Highback Executive chair is made to order and built for both durability and comfort, with the choice of either commercial-grade leather or fabric upholstery. An independent Tiltamatic mechanism system enables this beautiful 12-hour office chair to be fully adjusted to achieve your ideal seat height, seat angle, seat tilt, back height and back angle, meeting all your comfort needs. Plus, enjoy heavy-duty, long-lasting lumbar support from the chair’s high, contoured back — ideal for spending hours at a time sitting down.

7. THE BEST OFFICE CHAIR FOR LONG HOURS — GRYPHON MK 3

Kab ACS Executive - 24/7 Heavy Duty Chair

So, what is the best office chair for long hours?

Well, the Gryphon MK 3 is one of our most popular office chairs for good reason. This fully adjustable design ticks all the boxes for a long day at the office or boardroom, and is ideal for creating an ergonomic office workstation at home too.

The broad backrest on the Gryphon MK 3 makes this a super comfortable chair for long sitting — even for the broadest backs — while the extra lateral support helps to keep you perfectly positioned in the centre of the chair. A duomatic mechanism enables quick and easy adjustment of the seat height, seat angle, back height and back angle for customisable comfort, while the commercial-grade upholstery is designed to withstand frequent use. Last but not least, the Gryphon MK 3 is environment-friendly and approved by GECA too.