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Mattress Size Chart
Finding the right mattress size or bed sizes is essential for quality sleep, comfort, and space optimization. Whether you need a compact twin bed for a small room, a luxurious California King, or a custom mattress size, we have the perfect option for you.
Updated: September 20, 2025 • Handmade in NJ since 1902 • Talk to Mindy for in person measurements at 732-428-4125.
Below is a comprehensive mattress size chart to help you choose the best bed dimensions based on your space and comfort needs.
All dimensions are W × L
| Size | Inches (W × L) | CM (W × L) |
|---|---|---|
| Twin | 38 × 75 | 96.5 × 190.5 |
| Twin XL | 38 × 80 | 96.5 × 203.2 |
| Full / Double | 54 × 75 | 137.2 × 190.5 |
| Queen | 60 × 80 | 152.4 × 203.2 |
| Olympic Queen | 66 × 80 | 167.6 × 203.2 |
| King | 76 × 80 | 193.0 × 203.2 |
| California King | 72 × 84 | 182.9 × 213.4 |
| Wyoming King | 84 × 84 | 213.4 × 213.4 |
| Texas King | 80 × 98 | 203.2 × 248.9 |
| Alaskan King | 108 × 108 | 274.3 × 274.3 |
Notes: Dimensions are nominal with tolerances of about 1–2 cm are typical.
Standard Mattress Sizes (Inches) and Bed Sizes
✔️ Twin Mattress – 38″ x 75″
✔️ Twin XL Mattress – 38″ x 80″
✔️ Full/Double Mattress – 54″ x 75″
✔️ Queen Mattress – 60″ x 80″
✔️ King Mattress – 76″ x 80″
✔️ California King Mattress – 72″ x 84″
✔️ Crib Mattress – 26″ x 52″
🔹 Need a custom mattress size? We offer custom beds and mattresses to fit any unique space, antique bed frames, RVs, boats, and more.
Bed & Mattress Size Guide for Every Sleeper
Twin Size Bed Mattress Dimensions: Compact & Versatile 
The Twin Size Mattress (also known as a Single Bed) is ideal for:
✔️ Kids’ bedrooms
✔️ Small apartments & dorm rooms
✔️ Guest rooms
🛏️ Dimensions: 38” x 75”
A Twin Bed is compact and practical but may not provide enough space for taller individuals.
Twin XL Bed Dimensions: Extra Legroom for Growing Sleepers
A Twin XL Mattress is 5 inches longer than a standard twin, making it a great choice for:
✔️ Taller individuals
✔️ College dorms
✔️ Bunk beds
🛏️ Dimensions: 38” x 80”
Three Quarter Size Bed Dimensions – 3/4 Bed Sizes
If you’re looking for a mattress bigger than a twin but smaller than a full, the Three-Quarter Bed is a perfect choice. Ideal for:
✔️ Small bedrooms
✔️ Antique bed frames
✔️ Cozy guest rooms
🛏️ Dimensions: 48” x 75”
Full & Queen Size Beds: Spacious Sleeping Solutions
Full Size Mattress Bed or Double Bed Dimensions Size: More Room to Stretch 
✔️ Ideal for single sleepers
✔️ Great for guest rooms
✔️ More spacious than a twin
🛏️ Dimensions: 54” x 75”
Full XL Bed Dimensions: Extra Length for Comfort 
✔️ 5 inches longer than a Full bed the same length as a queen.
✔️ Suitable for taller sleepers
✔️ Fits in small master bedrooms
🛏️ Dimensions: 54” x 80”
Queen Mattress Size Bed Dimensions: Perfect for Couples & Spacious Sleepers 
✔️ Best for couples or single sleepers who love space
✔️ Great for small master bedrooms & guest rooms
✔️ Available in various mattress types & firmness levels
🛏️ Dimensions: 60” x 80”
Need a Queen or Custom Size Mattress?
At Orange Mattress, we handcraft every mattress to your exact specifications — standard sizes or fully custom dimensions. Factory-direct from our New Jersey workshop since 1902.
✔ Queen (60″ x 80″) in stock ✔ Custom sizes built to order ✔ Natural materials — cotton, wool, horsehair, latex ✔ Ships nationwide with white glove delivery
Call 800-761-1100 or email mindy@mycustombedding.com [Get a Custom Quote →] Contact Us
What is an Olympic Queen Mattress Bed Dimensions?
✔️ 6 inches wider than a standard Queen
✔️ Ideal for couples who need extra space
✔️ Great for restless sleepers who toss & turn
✔️ Perfect for guest rooms needing a spacious yet compact bed
🛏️ Dimensions: 66” x 80”
A traditional Queen mattress measures 60” x 80”, while an Olympic Queen mattress offers 66” x 80”, giving 6 extra inches of width for enhanced comfort without taking up too much space.
Looking for even more space? Check out the Olympic Queen (66” x 80”), which provides additional width.
King & California King Bed Dimensions: Ultimate Luxury
King Mattress Size Bed Dimensions: The Most Spacious Standard Mattress
✔️ The Standard Eastern King is Perfect for couples who want extra room
✔️ Great for families (co-sleeping with children or pets)
✔️ Ideal for luxury master bedrooms
🛏️ Dimensions: 76” x 80”
California King Bed Dimensions: Extra Length for Taller Sleepers 
✔️ The California King Matttress is 4 inches longer than a standard King
✔️ Ideal for people over 6 feet tall
✔️ Fits narrow master bedrooms better than a standard King
🛏️ Dimensions: 72” x 84”
🔹 Need even bigger? Consider oversized mattresses like the Texas King, Alaskan King, or Wyoming King.
Oversized King Beds Dimensions: Texas, Florida, Wyoming & Alaskan King
For those who want more space than a traditional King, oversized King mattresses offer expansive comfort and are perfect for luxury master bedrooms, co-sleeping families, and anyone who loves a spacious sleeping surface.
Texas King Mattress Bed Dimensions: Extra Length & Room to Stretch
✔️ Longer than a California King
✔️ Ideal for tall individuals who need extra legroom
✔️ Provides spacious comfort for couples & families
🛏️ Dimensions: 80” x 98”
A Texas King is perfect for tall sleepers who need additional leg space while still enjoying a wider mattress than a standard Queen.
Florida King Mattress Bed Dimensions: Extra-Wide Comfort Bed Sizes
✔️ Wider than a standard King for extra room
✔️ Great for couples, co-sleeping families, and pet owners
✔️ Provides extra sleeping space without taking up too much length
🛏️ Dimensions: 108” x 80”
The Florida King bed is wider than a standard King, making it the perfect choice for those who prefer more side-to-side space.
Wyoming King Mattress Bed Dimensions: A Perfectly Square Sleep Space
✔️ Perfect square shape for balanced sleeping
✔️ Great for spacious bedrooms & luxury homes
✔️ Offers ample space for couples, kids & pets
🛏️ Dimensions: 84” x 84”
A Wyoming King bed is wider and longer than a traditional King, providing plenty of room for movement.
Alaskan King Mattress Bed Dimensions: The Largest Oversized Alaskan King Bed Sizes
✔️ The Alaskan King is he biggest mattress available
✔️ Ideal for families, co-sleepers & extra-large bedrooms
✔️ Perfect for ultimate sleeping luxury
🛏️ Dimensions: 108” x 108”
The Alaskan King Mattress is massive, offering more than enough space for multiple sleepers, making it a top choice for families or those who love an ultra-roomy bed.
Round Beds & Circular Mattresses: Luxury, Style & Comfort 
Round beds and circular mattresses bring a modern, elegant, and luxurious aesthetic to any bedroom. Whether you want a futuristic sleep experience, a unique statement piece, or a spacious and cozy sleeping arrangement, a round bed is a perfect choice.
These beds have gained popularity in high-end homes, luxury hotels, and designer interiors, but they are also great for anyone looking to break away from traditional rectangular beds.
Popular Round Bed & Mattress Sizes
✔️ 96” Round Bed – The largest round mattress, ideal for spacious master suites
✔️ 84” Round Bed – A luxurious balance of size and functionality
✔️ 80” Round Bed – A perfect mid-size option for modern bedrooms
✔️ 78” Round Bed – Compact yet spacious enough for couples
🛏️ Round mattresses are measured by their diameter, ensuring an even sleep surface from edge to edge.
European Mattress Sizes & Descriptions
European Single Bed
A European single bed measures 90 cm x 200 cm (about 35″ x 79″). It’s longer than a U.S. twin, giving extra legroom, and is best for children, teens, or single adults in smaller bedrooms.
European Double Bed
The European double is 140 cm x 200 cm (about 55″ x 79″). Wider than a U.S. full, it offers more comfort for one sleeper or a snug fit for two. A great choice for guest rooms or cozy master bedrooms.
European King Size Bed
The European king size measures 160 cm x 200 cm (about 63″ x 79″). Popular across Europe and it’s wider than a U.S. queen and gives couples more space to spread out while still fitting most bedrooms.
European Super King Bed
The European super king comes in at 180 cm x 200 cm (about 71″ x 79″). Similar in size to the U.S. king, it’s perfect for couples who want maximum sleeping space and luxury comfort.
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Custom Mattress Sizes & Unique Beds
Whether you need a custom-size mattress for an RV, antique bed frame, or unique bedroom layout, we offer:
Custom mattress sizes in any dimension
Antique bed sizes for vintage frames
RV & Boat mattresses tailored for travel comfort
Round beds for a luxury modern look
✔️ Single Bed Size – 30″ x 75″
✔️ Single Mattress – 33″ x 75″
✔️ Three Quarter Mattress – 48″ x 75″
✔️ Full XL Mattress – 54″ x 80″
✔️ Olympic Queen Mattress – 66″ x 80″
✔️ Florida King Mattress – 108″ x 80″
✔️ Texas King Mattress – 80″ x 98″
✔️ Alaskan King Mattress – 108″ x 108″
✔️ Wyoming King Mattress – 84″ x 84″
Choosing the Best Mattress Size: Key Considerations
🔹 Who will be sleeping in the bed? (Single, couple, kids, pets)
🔹 What is your room size? (Ensure enough space for movement)
🔹 What is your sleeping style? (Do you move a lot or need extra space?)
🔹 Do you need extra length? (For taller individuals, go for Twin XL, Full XL, or California King)
Upgrade your sleep today! Shop for the perfect mattress size and enjoy better sleep, comfort, and support.
Ready to Order? We Build Every Size. Call 800-761-1100 — Talk directly with Mindy. Ships nationwide. Financing available.
Mattress Sizes Faq’s
-
Is Olympic Queen the same length as Queen?
Yes. Both are 80″ long; Olympic Queen is 66″ wide vs 60″ for Queen. -
King vs California King—what’s the difference?
King = 76″ × 80″ (wider). Cal King = 72″ × 84″ (longer). -
Will a Queen fit in a 10′ × 10′ room?
Usually yes, but plan 30 36″ walkways, you must consider your layout. -
What’s the best size for couples who toss and turn?
Olympic Queen (66″ × 80″) or King (76″ × 80″). -
Do oversized sizes vary?
Possibly, check the listed dimensions and discuss with us
Quick Mattress Bed Size Chart Comparison with Bed Size Dimensions
| Mattress Size | Dimensions (Inches) | Best For |
|---|---|---|
| Twin | 38″ x 75″ | Kids, Small Spaces |
| Twin XL | 38″ x 80″ | Taller Individuals, Dorms |
| Full | 54″ x 75″ | Single Sleepers, Guest Rooms |
| Full XL | 54″ x 80″ | Taller Sleepers |
| Queen | 60″ x 80″ | Couples, Master Bedrooms |
| Olympic Queen | 66″ x 80″ | Extra Width |
| King | 76″ x 80″ | Couples, Families |
| California King | 72″ x 84″ | Taller Sleepers |
| Alaskan King | 108″ x 108″ | Large Master Bedrooms |
| Wyoming King | 84″ x 84″ | Spacious Sleeping |
| Texas King | 80″ x 98″ | Extra Length |

