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What Is a Trundle Bed? A Complete Buying Guide

By George 9 May 2026

single london trundle bed in oak

If you’re looking for a smart way to maximize space without compromising comfort, a trundle bed could be exactly what you need. Designed with practicality in mind, trundle beds offer a discreet second sleeping space that’s always ready when you need it—making them ideal for guest rooms, kids’ bedrooms, and multi-functional living spaces.

In this guide, we’ll walk you through how trundle beds work, how they compare to alternatives like daybeds and bunk beds, and what to consider before choosing one for your home.

black wash trundle bed

How Does a Trundle Bed Work?

A trundle bed is a clever two-in-one sleeping solution. At first glance, it looks like a standard bed frame, but hidden underneath is a second bed stored on a low, wheeled base.

When needed, the lower bed simply pulls out from beneath the main frame, creating an additional sleeping space in seconds. When not in use, it slides neatly back underneath, keeping your room feeling open and uncluttered.

This makes trundle beds particularly useful for:

  • Hosting overnight guests

  • Kids’ sleepovers

  • Rooms where space is limited

  • Homes that need flexible sleeping arrangements

Our trundle beds sit low to the ground, making them a great choice for attic spaces where sloped ceilings might otherwise be an issue.

Trundle Bed vs. Daybed: What’s the Difference?

Both trundle beds and daybeds are excellent space-saving options, but they serve slightly different purposes. Choosing between them comes down to how you plan to use the space.

What Is a Trundle Bed Best For?

Trundle beds are ideal if your priority is accommodating an extra sleeper without permanently dedicating space to a second bed. Because the additional mattress is hidden away, the room can function normally during the day.

They’re a great choice for:

  • Guest bedrooms

  • Kids who occasionally have sleepovers

  • Homes where space needs to stay flexible

What Is a Daybed Best For?

Daybeds are designed to double as both a bed and a seating area. With a more sofa-like appearance, they’re perfect for rooms that need to function as both a living space and a sleeping area.

They work particularly well in:

  • Guest rooms that double as home offices

  • Living rooms or studio apartments

  • Spaces where daytime lounging is just as important as sleeping

Which Should You Choose?

Neither option is better than the other—it simply depends on your needs. If you want a hidden second bed, a trundle bed is the more practical choice. If you’re looking for a piece of furniture that blends seating and sleeping, a daybed may be the better fit.

What Mattress Thickness Do You Need for a Trundle Bed?

One of the most important factors to consider when buying a trundle bed is mattress thickness.

To ensure the lower bed can slide in and out smoothly, trundle beds are typically designed to accommodate thinner mattresses. Our trundle beds are built to work with any mattress up to 13 cm (about 5 inches) in depth, allowing for easy operation without compromising comfort.

Already have a mattress in mind? No problem. We can adjust the height of the top frame free of charge to create additional space, ensuring your chosen mattress fits comfortably within the design.

How Much Weight Can a Trundle Bed Hold?

A common question is whether trundle beds are sturdy enough for everyday use—and the answer depends on the quality of the frame.

Our trundle beds are crafted from the same solid wood throughout, both in the main frame and the lower guest bed. This ensures a strong, durable structure that’s built to last.

The lower trundle bed can support up to 474 kg (approximately 1,045 lbs), making it suitable for both children and adults. Whether it’s used occasionally for guests or more regularly, you can rely on it for consistent support and stability.

Is a Trundle Bed Better Than a Bunk Bed for Siblings?

Trundle beds and bunk beds are both designed to save space, but they do so in different ways. The best choice depends on how the room is used and who it’s for.

When a Trundle Bed Works Best

A trundle bed is a great option when:

  • Ceiling height is limited

  • The second bed is only needed occasionally

  • You want to keep the room open and flexible during the day

Because the second bed is stored away, it frees up valuable floor space when not in use.

When a Bunk Bed Works Best

Bunk beds are better suited to situations where:

  • Two children share a room full-time

  • You want both beds permanently available

  • Maximizing vertical space is a priority

They allow two sleepers without increasing the room’s footprint.

Which Is Right for You?

Both options are excellent space-saving solutions. A trundle bed offers flexibility and a cleaner daytime layout, while a bunk bed provides a permanent two-bed setup. Your choice will depend on how often both beds are needed and how you want the room to function day to day.

Classic trundle bed

How Much Space Do You Need to Use a Trundle Bed?

While trundle beds are compact when closed, it’s important to consider the space required when the lower bed is fully extended.

As a general rule, you’ll need clearance in front of the bed equal to its length to comfortably pull the trundle out. In practical terms:

  • When closed: the bed takes up the footprint of a standard bed frame

  • When open: the required floor space roughly doubles in depth

Planning for this extra space ensures the trundle can be used easily without obstructing movement around the room.

Maintenance and Durability of Wooden Trundle Beds

Because both the main frame and the trundle are made from solid wood, caring for a trundle bed is no different from maintaining any high-quality wooden bed frame.

To keep your bed in excellent condition:

  • Check and tighten fittings periodically

  • Avoid exposing the wood to excess moisture

  • Clean with a soft, dry cloth

  • Use a suitable wood-friendly cleaner when needed

With the right care, a solid wood trundle bed offers long-lasting durability and a timeless look.

Is a Trundle Bed Right for You?

A trundle bed is a practical, space-saving solution that adapts to your needs. Whether you’re hosting guests, planning sleepovers, or simply making better use of your space, it provides a flexible and reliable option.

With a hidden second bed, strong solid wood construction, and the ability to customize around your mattress needs, it’s a smart choice for modern living.

If you’re considering a trundle bed and want advice on sizing, mattresses, or custom adjustments, our team is always on hand to help you find the perfect fit.

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