What is the best sofa for back support?

Here's a list of the best sofas for back support, covering cushioning, ergonomic design, and support features:

Koala Sofa Bed [3rd Gen]

Why pick Koala Sofa Bed [3rd Gen]

• Firm foam layers keep your spine naturally aligned as you sit.
• Angled backrest and armrests promote healthy, upright posture.
• Kloudcell® topper delivers consistent, supportive comfort for sleeping.

The Koala Sofa Bed [3rd Gen] uses CertiPUR-US® certified polyurethane foam with support and comfort layers, wrapped in polyester wadding to provide a seat that is both firm and comfortable, while supporting proper spinal alignment.

Its ergonomic design features an angled backrest and cushioned armrests, with seat depth and height intended for users to sit with feet flat on the floor and knees at a 90-degree angle, encouraging healthy posture.

The integrated Kloudcell® foam layer enhances support and comfort, helping to maintain back health whether sitting or sleeping.

Vati Sofa Bed by Article

Why pick Vati Sofa Bed by Article

• High-resiliency foam cushions offer steady, supportive comfort for your back.
• Seat dimensions encourage feet flat and knees at right angles for posture.
• Memory foam mattress contours to your body, easing pressure on your back.

The Vati Sofa Bed by Article features high-resiliency foam cushions with polyester fiber fill for supportive seating that promotes spinal alignment.

Its seat height of 19 inches and ergonomic depth help encourage good posture, allowing most users to sit with feet flat on the floor and knees at a comfortable 90-degree angle.

As a sofa bed, it includes a 6-inch high-resilience foam mattress that contours to the body, offering adequate back support during sleep.

The minimalist design makes it suitable for small spaces or multipurpose rooms without compromising comfort.

Briar Sleeper Sofa by Joybird

Why pick Briar Sleeper Sofa by Joybird

• High-density foam cushions provide reliable support for spinal health.
• Deep seat and high arms help maintain ergonomic, upright seating.
• Choice of mattresses ensures restful, back-supportive sleep.

The Briar Sleeper Sofa by Joybird features high-density polyurethane foam cushions that provide firm support, helping maintain proper spinal alignment while seated.

With a seat depth of 23 inches and a seat height of 19 inches, it promotes good posture, allowing most users to keep their feet flat on the floor and knees at a 90-degree angle. The high backrest and included bolster pillows provide additional lumbar support.

The sofa converts into a sleeper with a queen-sized mattress measuring 60" x 72", offering supportive comfort for back health during sleep.

Serta Durango 86" Upholstered Queen Size Convertible Sleeper Sofa

Why pick Serta Durango 86" Upholstered Queen Size Convertible Sleeper Sofa

• Dense foam padding keeps your back straight and supported.
• Seat height and depth encourage proper, knee-level sitting posture.
• Included firm mattress offers steady back support for overnight guests.

The Serta Durango 86" Upholstered Queen Size Convertible Sleeper Sofa features high-density foam padding, providing firm support for maintaining spinal alignment while seated.

The seat height measuring 16.5 inches and depth of 24.8 inches help users sit comfortably with feet flat on the floor and knees positioned at a 90-degree angle, which can promote good posture.

For sleeping, the convertible design includes a memory foam mattress that offers a supportive surface for the back.

The sofa features a pull-out bed frame with mattress, accommodating both seating and overnight guests.