Sofa Sleeper with Chaise vs. Daybed with Trundle: Which Is Right for You?

When you need furniture that pulls double duty — seating by day, sleeping by night — two options come up most: a sofa sleeper with chaise or a daybed with trundle. Both sit in the sofa beds category, but they solve the problem in very different ways. Pick the wrong one and it won't fit your room, your lifestyle, or your guests.

The short answer: A sofa sleeper with chaise is an L-shaped sofa with a built-in queen-size sleep surface and an extended chaise section — it functions as a full living room sofa first and a guest bed second. A daybed with trundle is a raised single bed that doubles as a lounger, with a second mattress stored underneath for a second sleeper. Choose the chaise sleeper for living rooms and adult guests; choose the daybed with trundle for compact bedrooms, home offices, or kids' sleepovers.

What is a sofa sleeper with chaise?

A sofa sleeper with chaise is an L-shaped sofa with a built-in sleep surface and an extended chaise lounge section on one end. It works as a full sofa — seating for three or more — and converts into a queen-size bed for overnight guests.

The chaise comes in two configurations: reversible and fixed. A reversible chaise can be switched to either the left or right side of the sofa, so you can adjust the layout if you rearrange your room. A fixed chaise is locked in place — typically cheaper, but less flexible.

Some sofa sleepers with chaise also include storage under the chaise — a compartment for extra bedding, pillows, or blankets right where you need them. Koala's Wanda Sofa Bed is a good example: a 4-in-1 sofa bed that functions as a sofa, chaise, daybed, and queen-size sleep platform — with a reversible chaise and the largest storage compartment in Koala's sofa bed range. If you're already leaning toward this style, our guide to sleeper sofas with chaise covers what to look for before you buy.

What is a daybed with trundle?

A daybed with trundle is a raised bed frame — sized for a twin mattress — that doubles as a lounge seat during the day, with a second low-profile bed stored on casters underneath. When a second person needs to sleep, you pull the trundle out from under the frame.

Unlike a sofa sleeper with chaise, the daybed doesn't convert — it's always in "bed mode." Its backrest and side rails give it a sofa-like look, but sitting on one feels closer to sitting on a bed than a couch. Trundles typically come in twin or full size, making them best suited to bedrooms, home offices, and kids' rooms rather than main living areas.

Sofa sleeper with chaise vs. daybed with trundle: 5 key differences

Here's how the two stack up across the decisions that matter most.

1. Sleeping capacity

A sofa sleeper with chaise delivers a queen-size sleep surface. Koala's Wanda Sofa Bed describes this as a "seamless sleep surface — no bumps or gaps across a queen-size Kloudcell™ bed" — designed for two adults to sleep comfortably. A daybed with trundle gives two separate surfaces — one on the raised frame, one rolled out below — which suits guests who want their own space or kids sharing a room.

2. Seating comfort

The sofa sleeper with chaise wins here. It's engineered to feel like a proper sofa: deep seat cushions, a supportive back, and a chaise section you can stretch out on. The Wanda, for example, has a 69" seat depth with the chaise extended — enough to fully lie down before even converting to sleep mode. A daybed is built around a mattress, so sitting on it tends to feel firm and flat. Bolster pillows help, but it won't replicate the feel of a sectional.

3. Space footprint

The daybed with trundle is the more compact option in its closed position — roughly the same footprint as a twin bed. The trundle slides out sideways, so no extra floor clearance is needed in front. The sofa sleeper with chaise is significantly larger: Koala's Wanda Sofa Bed is 99" wide and 69" deep with the chaise extended. Plan around your floor space carefully, and always measure doorways, hallway turns, and any stairwells before delivery — chaise sofa beds are large items that typically require two-person delivery.

4. Style and aesthetic

A sofa sleeper with chaise reads as living room furniture. Visitors won't guess there's a sleep platform inside. A daybed has a lighter, more casual look — part bench, part bed — that works well in studios, spare rooms, and creative spaces, but can feel out of place as the centerpiece of a main living area.

5. Price range

Sofa sleepers with a chaise typically cost more than daybeds with trundles, reflecting the larger frame, integrated sleep surface, and overall build quality. Koala's Wanda Sofa Bed starts from $3,295 — with a reversible chaise, a queen-size Kloudcell™ sleep platform, and Koala's largest chaise storage compartment built in. If you'd prefer a more compact sofa bed without a chaise, the Koala Sofa Bed [4th Gen] starts from $1,550 (Twin XL), $1,950 (Full), and $1,990 (Queen) — a smaller footprint for tighter spaces.

Which one is right for you?

Choose a sofa sleeper with chaise if your priority is a living room sofa that can host adult guests overnight. You want something that looks like furniture all day, seats a group comfortably, and converts to a queen-size sleep surface when needed. You have the floor space for an L-shaped sofa — and the doorways to get it in. Browse Koala's sofa bed collection to compare sizes, styles, and configurations.

Choose a daybed with trundle if you're furnishing a bedroom, home office, or studio apartment where a full chaise sectional doesn't fit or doesn't make sense. You need two separate sleeping surfaces — for kids, or for guests who each want their own space. You're working with a smaller room or a tighter budget.

Shop Koala sofa beds

Koala's sofa beds are built for everyday use — not just the occasional guest night. Each comes with free shipping, a 120-day free trial, and a 5-year warranty. Designed by Koala in Sydney.

The Wanda Sofa Bed is Koala's most versatile option — a 4-in-1 design with a reversible chaise, a seamless queen-size Kloudcell™ sleep platform, and the largest storage compartment in the range. From $3,295. For a more compact sofa bed with machine-washable covers and hidden storage, the Byron Sofa Bed [3rd Gen] is a deep-seated queen option worth comparing. Still weighing your options? Our roundup of comfortable sleeper sofas is a good next step.

Ready to find your fit?

If a sofa sleeper fits your space, explore Koala's sofa bed range — built for everyday comfort with a quality sleep surface included. Compare the Wanda Sofa Bed, the Koala Sofa Bed [4th Gen], and the Byron Sofa Bed [3rd Gen] to find the right match for your room.

Shop Koala Sofa Beds →

Frequently Asked Questions

What's the difference between a sofa sleeper with chaise and a daybed with trundle?

A sofa sleeper with chaise is an L-shaped sofa with a built-in queen-size sleep surface — it functions as a proper living room sofa first and a guest bed second. A daybed with trundle uses a standard twin mattress on a raised frame, with a second mattress stored underneath on casters. The key difference is seating capacity and aesthetic: the chaise sleeper suits living rooms; the daybed suits bedrooms and compact spaces.

Can a daybed with trundle sleep two adults? 

Yes, but on separate surfaces. Most trundles pull out to a twin or full size, so two adults each get their own mattress rather than sharing one. For two people sharing a single queen-size surface, a sofa sleeper with chaise — like Koala's Wanda Sofa Bed with its seamless queen-size Kloudcell™ sleep platform — is the more comfortable option.

What size sleep surface does a sofa sleeper with chaise come with? 

Most sofa sleepers with a chaise include a queen-size sleep surface. Koala's Wanda Sofa Bed, for example, offers a seamless queen-size Kloudcell™ platform — "no bumps or gaps." Exact sleep-surface dimensions aren't published separately for most sofa bed models; look for queen-mode confirmation in the product specs, and check the sofa's total open depth (the Koala Sofa Bed [4th Gen] opens to 88" deep) to confirm it fits your space when deployed.

Is a sofa sleeper with chaise good for a small living room? 

It depends on your floor plan. A sofa sleeper with chaise has a larger footprint than most sofas — Koala's Wanda Sofa Bed, for example, is 99" wide and 69" deep with the chaise extended. Measure your space carefully before committing, and check doorways, hallway turns, and any stairwells — these are large pieces that typically ship in multiple boxes and require two-person delivery. For tighter spaces, a more compact sofa bed without a chaise is worth considering.

Which is better for overnight guests — a sofa sleeper with chaise or a daybed with trundle? 

For one or two adults who want a proper queen-size sleep surface in a living room setting, a sofa sleeper with chaise wins — it's more comfortable and the sofa stays fully usable during the day. For kids' sleepovers or a dedicated guest room where two sleepers each need their own surface, a daybed with trundle is the more practical and space-efficient choice.