Queen and king are the two most popular mattress sizes for couples — and choosing between them is one of the most common decisions people face when buying a mattress. The right choice comes down to a few practical factors: your bedroom size, how you sleep, who you share the bed with, and your budget.
Here's everything you need to make a clear, confident decision.
| Size | Width | Length | Surface Area |
|---|---|---|---|
| Queen | 60 inches | 80 inches | 4,800 sq in |
| King (Standard) | 76 inches | 80 inches | 6,080 sq in |
| California King | 72 inches | 84 inches | 6,048 sq in |
The difference between a queen and a king is 16 extra inches of width — or about 8 inches per person for a couple sharing the bed. That's roughly the width of a standard pillow.
A queen is a great choice for most couples and solo sleepers with average to mid-sized bedrooms. It gives enough space to sleep comfortably in most positions without requiring a large room.
A king gives each person roughly the same sleep space as a twin mattress side-by-side. It's the right call when space is the priority — and when the bedroom and budget can support it.
| Factor | Queen | King |
|---|---|---|
| Width | 60" | 76" |
| Length | 80" | 80" |
| Space per person (couple) | ~30" each | ~38" each |
| Minimum room size recommended | 10 x 10 ft | 12 x 12 ft (ideal 13 x 13+) |
| Typical price difference | Base price | $200–$600 more |
| Bedding cost | Lower | Higher |
| Delivery and setup | Easier | More difficult in tight spaces |
| Split base option | Limited (split queen bases exist) | Yes (split king = 2 twin XLs) |
The general rule: leave at least 24 inches on the sides and foot of the bed for comfortable movement. A room that's technically "big enough" may still feel cramped if the mattress dominates the space.
A California king is 72" wide and 84" long — 4 inches narrower and 4 inches longer than a standard king. It's a good fit for:
If neither of those applies to you, a standard king is usually the better choice — it gives more shoulder width, and bedding is slightly easier to find.
If you can comfortably fit a king in your room and your budget supports it without compromising on mattress quality, it's a meaningful upgrade for couples — especially restless sleepers.
If your bedroom is on the smaller side, or the extra cost would push you toward a less supportive mattress, a queen at a higher quality level is the smarter call. Size matters less than support.
Still not sure? Our team at any of our 5 LA Mattress Store locations can walk you through the options and help you measure — in person, no pressure. We carry queen mattresses and king mattresses in a wide range of firmness levels, materials, and price points.
We also offer flexible financing options and a 120-night comfort guarantee on every mattress — so you can make the decision with confidence.
A queen mattress is 60" x 80" and a standard king is 76" x 80". The king is 16 inches wider, giving each person in a couple roughly 8 more inches of sleeping space. Both are the same length at 80 inches.
It depends on your bedroom size and sleep habits. For couples who value extra space, share the bed with children or pets, or have a large master bedroom, the upgrade is worth it. If your bedroom is smaller than 12 x 12, or the extra cost would push you toward a lower-quality mattress, a queen is usually the smarter choice.
Ideally 12 x 12 feet minimum, with 13 x 13 or larger preferred for comfortable movement around the bed. You want at least 24 inches on each side and at the foot of the bed.
Not in surface area. A California king is 72" wide and 84" long — 4 inches narrower and 4 inches longer than a standard king (76" x 80"). They're nearly identical in total area, but the proportions are different. A California king is best for very tall sleepers (6'3"+) or long narrow rooms.
No. Queen and king mattresses require different bed frames. If you're upgrading from queen to king, you'll need a new frame and all new bedding. Factor that additional cost into your decision.
A split king consists of two twin XL mattresses side by side on a king-sized foundation — typically an adjustable base. This setup lets each person independently adjust their side for different firmness preferences, elevation, and more. It's a great option for couples with very different sleep needs.
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