Going sofa bed shopping, understanding its dimensions is crucial to ensure that it fits seamlessly into your living space and meets your needs. Accurate measurements help you avoid the pitfalls of choosing a piece that’s too large or too small for your room.We'll share insights and practical advice from our experience to guide you through the various dimensions of sofa beds so you can make an informed decision.
Single Seat / Chair Sofa Bed Sizes

Let's start with our favourite, chair sofa beds. We love these compact furniture pieces for their trendy and space-efficient looks. Their dense size makes them a smart addition to living rooms, guest rooms, home offices, and even small apartments. They easily blend with existing furniture and décor and enhance the room’s functionality without overwhelming the space. They make excellent choices for smaller areas where a full-sized sofa bed might be too bulky. Lengths and widths are crucial in determining their suitability: while longer models provide more sleeping area, shorter ones are perfect for compact spaces but may offer less comfort.
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Single Sofa Beds Dimensions |
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Model |
Sofa Dimensions (W x D x H) |
Bed Dimensions (W x L) |
Bedding Capacity |
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1 |
80 cm x 85 cm x 90 cm |
80 cm x 190 cm |
Suitable for 1 person |
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2 |
85 cm x 90 cm x 85 cm |
85 cm x 200 cm |
Suitable for 1 person |
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3 |
90 cm x 95 cm x 90 cm |
90 cm x 200 cm |
Suitable for 1 person |
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4 |
70 cm x 80 cm x 85 cm |
70 cm x 180 cm |
Suitable for 1 person |
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5 |
100 cm x 100 cm x 90 cm |
100 cm x 200 cm |
Suitable for 1 person |
A width and depth of around 85 cm to 90 cm, and a length of 190 cm to 200 cm provide enough room for a single sleeper while maintaining a manageable size for everyday use. Smaller width sofa beds (70 cm and lengths of 180 cm) might be less comfortable for extended use but are ideal for tight spaces where every inch counts. They work well in secondary areas where occasional sleeping arrangements are needed without sacrificing too much floor space.Before choosing the size, measure the space where you are willing to place them in your room.
2 Seaters Sofa Beds Sizes

Compact two seater sofas are versatile pieces of furniture that offer both seating and sleeping solutions, making them ideal for small apartments, guest rooms, or multifunctional spaces. Here are the few common dimensions of 2-seater sofa beds that are available to fit in your home while balancing space constraints with practical use.
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Two Seater Sofa Beds Dimensions |
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Sofa Dimensions (W x D x H) |
Bed Dimensions (W x L) |
Seating Capacity |
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1 |
150 cm x 90 cm x 85 cm |
120 cm x 190 cm |
2 people |
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2 |
140 cm x 95 cm x 88 cm |
130 cm x 200 cm |
2 people |
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3 |
160 cm x 100 cm x 90 cm |
140 cm x 200 cm |
2 people |
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4 |
155 cm x 85 cm x 80 cm |
130 cm x 180 cm |
2 people |
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5 |
165 cm x 105 cm x 90 cm |
140 cm x 200 cm |
2 people |
These statistics are without adding the chaise width and height. A chaise can typically extend from one end of the sofa, creating extra space for lounging and making the sofa longer. This extension can influence both the overall length and the space available when the sofa is converted into a bed. The above mentioned dimension sofa beds are primarily designed to offer a cosy sleeping space for one adult, or two people if they are close. They are more suitable for smaller living spaces where maximising function while accommodating occasional guests is the priority. For those seeking a more spacious sleeping area, a larger sofa bed or separate queen-sized bed might be a better choice.
3 Seaters Sofa Beds Dimensions

Three-seater sofa beds offer a versatile solution for both seating and sleeping needs, an ideal choice for medium-sized living spaces. They can comfortably accommodate families or groups of friends during the day and provide a spacious sleeping area for guests at night. These sofa beds are particularly suitable for living rooms, family rooms, or even larger guest rooms where additional seating and sleeping options are needed.
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Three Seater Sofa Beds Dimensions |
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|
Sofa Dimensions (W x D x H) |
Bed Dimensions (W x L) |
Bedding Capacity |
|
|
1 |
200 cm x 90 cm x 85 cm |
140 cm x 200 cm |
Suitable for 2 people |
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2 |
210 cm x 95 cm x 88 cm |
150 cm x 200 cm |
Suitable for 2-3 people |
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3 |
220 cm x 100 cm x 90 cm |
160 cm x 200 cm |
Suitable for 2-3 people |
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4 |
190 cm x 85 cm x 80 cm |
130 cm x 180 cm |
Suitable for 2-3 people |
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5 |
210 cm x 105 cm x 90 cm |
150 cm x 200 cm |
Suitable for 3 people |
Models with bed dimensions around 140 cm x 200 cm to 160 cm x 200 cm provide sufficient space for two to three people to sleep comfortably while larger beds give enough room to accommodate your kids too. So, you can enjoy your story time with your kids in a snuggly furniture piece. Another cool feature coming in 3 seaters is the ottoman style storage which can help you store bedding or other items conveniently when the bed is not in use.
Double Size Sofa Beds Dimensions:
Double size sofa beds are a popular choice for those who need a practical solution for both seating and sleeping in medium to large spaces. They offer a versatile option for accommodating guests or providing additional sleeping arrangements without sacrificing too much room. Understanding the dimensions and key factors can help you choose the best double size sofa bed to fit your needs and space.
Double size sofa beds typically offer a sleeping area that is slightly smaller than a standard full-size mattress but larger than a single mattress. Here are some common dimensions for double size sofa beds:
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Double Sofa Beds Dimensions |
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Sofa Dimensions (W x D x H) |
Bed Dimensions (W x L) |
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1 |
180 cm x 90 cm x 85 cm |
140 cm x 190 cm |
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2 |
190 cm x 95 cm x 88 cm |
145 cm x 195 cm |
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3 |
200 cm x 100 cm x 90 cm |
150 cm x 200 cm |
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4 |
170 cm x 85 cm x 80 cm |
130 cm x 180 cm |
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5 |
200 cm x 105 cm x 90 cm |
140 cm x 200 cm |
When choosing a double size sofa bed, don't rush off its majestic space. Double sofa beds take huge space, that’s why always consider both your room and the sofa's dimensions when it’s extended to avoid any space constraints. Ensure there's adequate room for the sofa bed to open fully and for movement around it.
Queen and King Size Sofa Beds Dimensions

Queen and king size sofa beds are celebrated for their ability to blend luxurious comfort with versatile functionality. These larger sofa beds are ideal for accommodating multiple people and providing ample space for a restful night’s sleep. They are best suited for larger living spaces such as expansive living rooms, spacious family rooms, or generously sized guest rooms.
- Queen Size Sofa Beds typically measure around 160 cm x 200 cm when opened into a bed. In sofa mode, the dimensions are usually around 200 cm x 90 cm x 85 cm providing a substantial sleeping area that comfortably fits two adults, making them a great choice for overnight stays. They provide a spacious seating area when folded, which is ideal for larger living spaces.
- King Size Sofa Beds generally measure approximately 180 cm x 200 cm when in bed form. In sofa configuration, the dimensions often span about 220 cm x 100 cm x 90 cm, perfect for families or those who value extra space. They also offer a luxurious seating experience, making them ideal for grand living areas where comfort is paramount.
How Chaise Impact the Sofa Bed Size
A chaise to a sofa bed can significantly increase its dimensions, particularly in length and width. Typically, a chaise adds around 70 cm to 100 cm (28 in to 39 in) to the length and 80 cm to 120 cm (31 in to 47 in) to the width of the sofa bed, though the height usually remains relatively unchanged. This extension enhances seating and lounging comfort, making it ideal for larger living areas or for homes that frequently host guests. However, the added bulk can overwhelm smaller rooms, so it’s crucial to assess your space before choosing a chaise-style sofa bed. Additionally, consider the folding mechanism and mattress thickness, as these factors can further affect the sofa bed’s overall dimensions. To ensure the best fit, measure your space carefully and select a model that accommodates the extended chaise while maximising functionality.