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Mattress Size

Find your new perfect mattress for those good night's sleep with Smiths City. At Smiths City, we understand the importance of a good night's sleep. That's why we offer a diverse range of mattresses designed to cater to unique needs. As a locally owned and operated business, we take great pride in helping you find the perfect mattress, ensuring that every night's rest is a rejuvenating experience.

Mattress Size
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    • Single Mattress
    • King Single Mattress
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    • Super King Mattress
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169 Products Available
Single Foam Mattress - 125mm $125.00
SKU: 955799 | Supplier Code: 30001197 Quick View

Single foam mattress perfect for sleep-overs, unexpected guests, & camping.

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$125.00
Sleepyhead
Sleepyhead Chiropractic HD Ultra Queen Mattress $5,399.00
SKU: 9074866 | Supplier Code: SCS06220QM Quick View

Looking for the ultimate back support? The Chiropractic HD Ultra mattress features the Torquezone HD spring system with a layer of Fusion:ThermoGel memory foam technology. This feature helps to provide pressure point relief and manage temperature flow to keep you more comfortable while you sleep.

Fabric may vary

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$5,399.00
Sleepyhead
Sleepyhead Elements Rise Firm Queen Mattress $499.00
SKU: 60001333 | Supplier Code: SCS06340QM Quick View

The heart of Sleepyhead's Elements Rise mattress is made from revolutionary SmartCell technology, a new innovation that provides a seamless transition between comfort and support. SmartCell is created with a more uniform cell structure that allows air (and excess heat) to pass through the cell structure helping prevent heat and moisture buildup, while supporting where it should and conforming where it needs to. An added benefit of SmartCell is minimal motion transfer for a more restful, deeper sleep....

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$499.00
Sleepyhead
Sleepyhead Elements Rise Firm Single Mattress $349.00
SKU: 60001324 | Supplier Code: SCS06340TM Quick View

The heart of Sleepyhead's Elements Rise mattress is made from revolutionary SmartCell technology, a new innovation that provides a seamless transition between comfort and support. SmartCell is created with a more uniform cell structure that allows air (and excess heat) to pass through the cell structure helping prevent heat and moisture buildup, while supporting where it should and conforming where it needs to. An added benefit of SmartCell is minimal motion transfer for a more restful, deeper sleep....

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$349.00
Sleepyhead
Sleepyhead Elements Rise Medium Queen Mattress $599.00
SKU: 60001342 | Supplier Code: SCS06342QM Quick View

The heart of Sleepyhead's Elements Rise mattress is made from revolutionary SmartCell technology, a new innovation that provides a seamless transition between comfort and support. SmartCell is created with a more uniform cell structure that allows air (and excess heat) to pass through the cell structure helping prevent heat and moisture buildup, while supporting where it should and conforming where it needs to. An added benefit of SmartCell is minimal motion transfer for a more restful, deeper sleep....

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$599.00
Tattersfield
Tattersfield Backmaster Medium Queen Mattress $1,299.00
SKU: 60000534 | Supplier Code: SCT22450QM Quick View

The Tattersfield Backmaster Medium features the renowned Torquezone spring system for robust, longlasting support for you and your back.

Please note: Image shows Queen size and is indicative only. Accessories are not included.

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$1,299.00
Sleepyhead
Sleepyhead Elements Rise Firm King Single Mattress $399.00
SKU: 60001327 | Supplier Code: SCS06340JM Quick View

The heart of Sleepyhead's Elements Rise mattress is made from revolutionary SmartCell technology, a new innovation that provides a seamless transition between comfort and support. SmartCell is created with a more uniform cell structure that allows air (and excess heat) to pass through the cell structure helping prevent heat and moisture buildup, while supporting where it should and conforming where it needs to. An added benefit of SmartCell is minimal motion transfer for a more restful, deeper sleep....

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$399.00
Sleepyhead
Sleepyhead Joy! Medium Queen Mattress $1,249.00
SKU: 60005501 | Supplier Code: SHJMMQ Quick View

Made by Kiwis for Kiwis! The Joy! mattress features the latest in advanced sleep technology so that you can wake up on the bright side every day. Getting the most out of your day starts with a good night's rest. The Joy! mattress gives you an ultra comfy sleep surface, minimising partner disturbance and balancing temperature to give you the best sleep possible.

Learn More
$1,249.00
Sleepyhead
Sleepyhead Elements Rise Firm Double Mattress $499.00
SKU: 60001330 | Supplier Code: SCS06340EM Quick View

The heart of Sleepyhead's Elements Rise mattress is made from revolutionary SmartCell technology, a new innovation that provides a seamless transition between comfort and support. SmartCell is created with a more uniform cell structure that allows air (and excess heat) to pass through the cell structure helping prevent heat and moisture buildup, while supporting where it should and conforming where it needs to. An added benefit of SmartCell is minimal motion transfer for a more restful, deeper sleep....

Learn More
$499.00
Sleepyhead
Sleepyhead Sanctuary Limited Edition King Mattress $11,199.00
SKU: 60000528 | Supplier Code: SCS05844KM Quick View

Handcrafted in New Zealand with luxury fibres like Wool and Silk, the Sanctuary Limited Edition features the unique Sensorzone sleep system and provides medium comfort.

Supported by innovative KulKote technology that helps to manage temperature flow to keep you more comfortable while you sleep.

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$11,199.00
Tattersfield
Tattersfield Hotel Collection Supportapaedic Medium Queen Mattress $1,197.00
SKU: 60000539 | Supplier Code: SCT22470QM Quick View

The Tattersfield Hotel Collection Supportapaedic Medium features the personalized support with an independent pocket spring system designed to contour your body shape and minimize partner disturbance for a restful sleep. A plush layer of natural latex adds extra comfort and softness.

Please note: Image shows Queen size and is indicative only. Accessories are not included.

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$1,197.00
Sleepyhead
Sleepyhead Sanctuary Limited Edition Queen Mattress $9,199.00
SKU: 60000525 | Supplier Code: SCS05844QM Quick View

Handcrafted in New Zealand with luxury fibres like Wool and Silk, the Sanctuary Limited Edition features the unique Sensorzone sleep system and provides medium comfort.

Supported by innovative KulKote technology that helps to manage temperature flow to keep you more comfortable while you sleep.

Learn More
$9,199.00
Sleepyhead
Sleepyhead Elements Rise Medium King Single Mattress $449.00
SKU: 60001338 | Supplier Code: SCS06342JM Quick View

The heart of Sleepyhead's Elements Rise mattress is made from revolutionary SmartCell technology, a new innovation that provides a seamless transition between comfort and support. SmartCell is created with a more uniform cell structure that allows air (and excess heat) to pass through the cell structure helping prevent heat and moisture buildup, while supporting where it should and conforming where it needs to. An added benefit of SmartCell is minimal motion transfer for a more restful, deeper sleep....

Learn More
$449.00
Tattersfield
Tattersfield Hotel Collection Supportapaedic Plush Queen Mattress $2,299.00
SKU: 60000541 | Supplier Code: SCT22480QM Quick View

The Tattersfield Hotel Collection Supportapaedic Plush features the personalized support with an independent pocket spring system designed to contour your body shape and minimize partner disturbance for a restful sleep. A plush layer of natural latex and Dreamfoam Gel adds extra comfort and temperature support.

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$2,299.00
Tattersfield
Tattersfield Backmaster Medium-Plush Queen Mattress $1,599.00
SKU: 60000537 | Supplier Code: SCT22460QM Quick View

The Tattersfield Backmaster Medium-Plush features the renowned Torquezone spring system for robust, longlasting support for you and your back. A plush layer of natural latex adds extra comfort and softness.

Please note: Image shows Queen size and is indicative only. Accessories are not included.

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$1,599.00
Sleepyhead
Sleepyhead Sanctuary Limited Edition Super King Mattress $12,399.00
SKU: 60000531 | Supplier Code: SCS05844GM Quick View

Handcrafted in New Zealand with luxury fibres like Wool and Silk, the Sanctuary Limited Edition features the unique Sensorzone sleep system and provides medium comfort.

Supported by innovative KulKote technology that helps to manage temperature flow to keep you more comfortable while you sleep.

Learn More
$12,399.00
Sleepyhead
Sleepyhead Joy! Medium Super King Mattress $1,499.00
SKU: 60005518 | Supplier Code: SHJMMSK Quick View

Made by Kiwis for Kiwis! The Joy! mattress features the latest in advanced sleep technology so that you can wake up on the bright side every day. Getting the most out of your day starts with a good night's rest. The Joy! mattress gives you an ultra comfy sleep surface, minimising partner disturbance and balancing temperature to give you the best sleep possible.

Learn More
$1,499.00
Sleepyhead
Sleepyhead Elements Rise Medium Single Mattress $399.00
SKU: 60001336 | Supplier Code: SCS06342TM Quick View

The heart of Sleepyhead's Elements Rise mattress is made from revolutionary SmartCell technology, a new innovation that provides a seamless transition between comfort and support. SmartCell is created with a more uniform cell structure that allows air (and excess heat) to pass through the cell structure helping prevent heat and moisture buildup, while supporting where it should and conforming where it needs to. An added benefit of SmartCell is minimal motion transfer for a more restful, deeper sleep....

Learn More
$399.00
Sleepyhead
Sleepyhead Chiropractic Equalise Medium Queen Mattress $3,199.00
SKU: 60001302 | Supplier Code: SCS06274QM Quick View

The Sleepyhead Chiropractic Equalise is handcrafted in New Zealand with pure comfort Nuvole fibres, and features the 3-zoned Torquezone support system, perfect for everyday back care support. Environmentally-friendly Dreamfoam provides luxurious comfort, and the solid foam edge provides support right to the edge of the mattress.

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$3,199.00
Sleepyhead
Sleepyhead Chiropractic HD Orientate Firm Queen Mattress $4,899.00
SKU: 60001793 | Supplier Code: SCS06280QM Quick View

The Sleepyhead Chiropractic HD Orientate is handcrafted in New Zealand with pure comfort Nuvole fibres, and features the 5-zoned Torquezone HD support system, providing specialist back care support. The Orientate features Titanium:Gelfoam for improved resilience, support, and thermal performance for a more comfortable and supported sleep. Environmentally-friendly Dreamfoam provides luxurious comfort, and the solid foam edge provides support right to the edge of the mattress

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$4,899.00

Understanding Bed Sizes

When selecting a mattress, it's crucial to understand the different sizes available and how they can meet your specific needs. Here's a guide to help you choose the right mattress size

Bed Size

Dimensions (inches)

Dimensions (cm)

Description

Single

38 x 75

96.5 x 190.5

Ideal for children, single sleepers, or small spaces

King Single

38 x 80

96.5 x 203

Extra length for taller individuals, common in dorms

Double

54 x 75

137 x 190.5

Suitable for single adults, or couples who like to cuddle

Queen

60 x 80

152.5 x 203

Most popular size, ample space for couples

King

76 x 80

193 x 203

Offers maximum space, ideal for couples who want extra room

Super King

72 x 84

180 x 200

Extra length for taller individuals, slightly narrower than a King

California King

72 x 84

183 x 213

Even larger and longer than the Super King

FAQs About Bed Sizes

1. What is the difference between a Twin and a Twin XL mattress?

The primary difference is the length. A Twin mattress measures 38 x 75 inches (96.5 x 190.5 cm), while a Twin XL measures 38 x 80 inches (96.5 x 203 cm). The extra 5 inches in length makes the Twin XL more suitable for taller individuals.

2. Can two adults sleep comfortably on a Full mattress?

While a Full mattress can accommodate two adults, it may feel cramped. It's typically more suitable for single adults or as a spacious option for children and teenagers.

3. What is the most popular mattress size for couples?

The Queen mattress is the most popular choice for couples. It measures 60 x 80 inches (152.5 x 203 cm) and offers ample space for two people while fitting well in most bedrooms.

4. How much space do I need for a King mattress?

A King mattress measures 76 x 80 inches (193 x 203 cm). Ensure your bedroom is large enough to accommodate this size comfortably, allowing extra space for movement and other furniture. Ideally, your room should be at least 12 x 12 feet.

5. What is the difference between a King and a California King mattress?

The main difference is in the dimensions. A King mattress is wider, measuring 76 x 80 inches (193 x 203 cm), while a California King is longer and narrower, measuring 72 x 84 inches (183 x 213 cm). The California King is better suited for taller individuals who need extra legroom.