Joybuy Insights

Buying a Sofa Bed: What Really Matters for Comfort, Size and the Sleeping Function

A sofa bed needs to fulfil several roles: during the day, it serves as seating; in the evening, as a place to lie down; and when needed, as a guest bed. A sofa with a sleeping function is therefore particularly practical in small flats, apartments, student rooms or guest rooms. However, not every pull-out sofa will suit every room or usage profile.

Typical purchasing problems are caused less by the design than by unclear dimensions, a cumbersome conversion process or a lack of storage. Checking a few technical details before buying can help you avoid making the wrong choice.

Three common pitfalls when buying sofa beds

1. The sleeping area is underestimated

A folding sofa may look compact when folded, but require considerably more space when extended. As well as the length and width of the sleeping area, you should also consider the distance from tables, cupboards and radiators. With a 2-seater sofa bed, the depth can almost double depending on the design.

A practical approach is to mark the extended dimensions on the floor using masking tape. This makes it easy to check whether walkways remain clear and doors can still be opened.

2. The conversion process is not practical for everyday use

Marketing terms such as “3-in-1” say little about how easy the sofa is to operate. What matters is whether the backrest, seat or mattress section can actually be moved easily and without much effort. Models with a pull-out seat and castors also require a level surface.

For a sofa with an adjustable backrest, the available positions should be clearly stated. A continuously adjustable setting between 90 and 180 degrees offers more flexibility than just an upright and a flat position.

3. The material and load capacity are not compared

Velvet, corduroy, linen-look fabric and polyester differ in terms of care, feel and suitability for everyday use. A velvet sofa bed can make a striking visual impression, but requires regular cleaning appropriate to the material. In households with children or pets, information about water resistance, abrasion resistance and removable covers is particularly relevant.

The load capacity must also suit how the sofa will be used. Check whether the stated figure applies to the sofa as a whole, per seat or to the sleeping area. The maximum load should not be exceeded. With children, it is also important that the furniture is not used for climbing or jumping.

Technical details to check before buying

Dimensions in sofa and bed mode

Before placing your order, note down at least:

  • the sofa’s width, depth and height
  • the length and width of the extended sleeping area
  • seat height and seat depth
  • the floor space required in front of the sofa
  • the route through doors, stairwells and lifts

A space-saving sofa is not automatically suitable for every sleeping situation. A compact sleeping area may be sufficient for occasional overnight stays. If you intend to use the furniture regularly as a bed, you should compare the sleeping area more carefully with your personal space requirements.

Backrest and conversion mechanism

An adjustable backrest is suitable for reading, watching television or taking a short rest. Models with several locking positions allow for more flexible use. With a pull-out sofa, the mechanism should be explained as clearly as possible: is the seat pulled forwards, are the cushions folded down, or is the sofa fully unfolded?

The floor covering also plays a role. Castors or gliding elements may require protective pads on delicate flooring. With folding models, check whether the joints rest securely on the floor when the sofa is flat.

Frame, upholstery and care

A metal or wooden frame can provide stability depending on its design; however, the specific details of the construction and load capacity remain crucial. High-density foam is often used for seat and sleeping upholstery. This does not automatically mean that every model will feel the same.

You should also look out for:

  • removable covers or covers that are permanently stitched on
  • cushions included with the product
  • side pockets or a sofa with storage
  • assembly requirements and the number of packages
  • the manufacturer’s care instructions
  • possible colour variations caused by lighting and screen display

For a sofa bed used only occasionally as a guest bed, an easy conversion may be more important than an especially large seating area. For everyday use, the upholstery construction, seat height and consistently practical operation are more important.

Our selection for different user profiles

Suitable for: Budget-conscious first-time buyers
SONNI Sofa Bed LS09 Series

SONNI Sofa Bed LS09 Series, Double Seater, Foldable

Why this product suits this profile: This compact folding sofa is designed for small flats, student rooms and guest rooms. The backrest can be used in three positions, and the sofa converts into a 180 cm-long sleeping area.

How this product avoids the pitfall

The sofa and bed dimensions are listed separately. The product information also states a load capacity of 280 kg and includes German assembly instructions.

Key benefit & strengths

180 x 89 x 78 cm as a sofa, side pockets and a water-repellent cover according to the product information.

Suitable for: Buyers with high quality standards
Joyic 2 Seater Sofa Bed

Joyic 2 Seater Sofa Bed, 3-in-1 Convertible Pull Out Sleeper Sofa

Why this product suits this profile: This 2-seater sofa bed combines a continuously adjustable backrest with a pull-out sleeping area, making it suitable for living rooms, apartments and guest rooms.

How this product avoids the pitfall

The pull-out mechanism is operated using a handle and concealed castors. The product information also specifies a reinforced steel frame and a maximum load capacity of 360 kg.

Key benefit & strengths

132 x 90 x 88 cm as a sofa, 184 x 132 cm as a bed, and a corduroy cover with high-density foam according to the product description.

Suitable for: Special uses & frequent users
COMHOMA Folding Floor Sofa

COMHOMA Folding Floor Sofa, 3-in-1 Sofa Bed

Why this product suits this profile: With its compact dimensions, this folding floor sofa is suitable for a home office, student flat, bedroom or occasional mobile use.

How this product avoids the pitfall

The six backrest positions make the possible uses clear. The removable cover makes care easier than with permanently stitched upholstery.

Key benefit & strengths

90 x 53 x 57 cm, weight of 9 kg, linen fabric and two lumbar cushions according to the product information.

Suitable for: Families and young people
URBAN MEUBLE Velvet Daybed

URBAN MEUBLE Velvet Daybed 90x200 cm with Storage

Why this product suits this profile: This daybed has a 90 x 200 cm sleeping area and combines a place to sleep and sit with additional storage for bed linen or toys.

How this product avoids the pitfall

The fixed sleeping-area dimensions make planning easier. The hydraulically lifted slatted bed base uses the space beneath the bed as enclosed storage.

Key benefit & strengths

USB-C connection, reading light, metal frame and wooden slats; supplied in two packages according to the product description.

Which option suits which room?

  • Living room: A pull-out sofa with a sufficiently wide seat and a backrest offering several positions is suitable for everyday sitting and occasional overnight stays.
  • Guest room: A sofa bed with an easily accessible mechanism saves space when the room is not used permanently as a bedroom.
  • Student room or apartment: A folding sofa bed with a low weight can be useful if the furniture is frequently rearranged.
  • Children’s or teenagers’ bedroom: A daybed with storage makes efficient use of the room’s height and floor space. The maximum load capacity and guidance on safe use should be observed.
  • Small living rooms: Side pockets, integrated shelves or a sofa with storage reduce the need for additional occasional tables.

Looking for more options?

We have put together a complete, regularly updated list of products that fully meet these strict selection criteria and the safety regulations applicable in the EU.

Sofa Bed FAQ

Is a sofa bed suitable as a permanent bed?

That depends on the construction, upholstery and sleeping area. Many models are intended for occasional overnight stays. If you plan to sleep on it regularly, pay particular attention to a level sleeping surface, suitable dimensions, sufficient upholstery thickness and a base suitable for the intended use.

How much space does a sofa bed need when extended?

This depends on the model. The crucial factors are the bed dimensions and the direction in which the sofa converts. With a sofa that pulls out forwards, the area in front of the furniture must remain clear. For a realistic check, mark out the stated bed dimensions on the floor, allowing some additional space for movement.

How do you care for a velvet or corduroy sofa bed?

Dust can usually be removed with an upholstery nozzle or a soft brush. Stains should be treated locally in accordance with the care instructions. Vigorous rubbing, harsh cleaning products and soaked upholstery can damage the cover material. Before cleaning, test the method on an inconspicuous area.