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5 Best Mattresses King Sizes of 2026

Last Updated - 2026/01/28

1
Best Choice

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

BedStory

BedStory King Mattress 14 Inch - Memory Foam Hybrid Mattress King Size Firm - Pressure Relief Hotel-Quality Pocket Spring Bed in a Box - Certified Safe Foam & Fabric, No Odor, Luxury Matelas King

BedStory

CA$599.99

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Main highlights
- TRUSTED QUALITY, RELIABLE SERVICE - Backed by over 40 years of mattress expertise, BedStory delivers lasting comfort you can trust. Sleep better knowing you’re investing in premium materials, proven support, and reliable service. Enjoy peace of mind with an at-home trial and a manufacturer’s lifetime warranty.
- RELIEVE PRESSURE, SLEEP DEEPER - This hybrid mattress combines premium high-density memory foam with individually wrapped pocket coils to deliver personalized, balanced support. It alleviates pressure points and helps the body relax while ensuring steady, all-around support.
- ERGONOMIC & ADAPTIVE SUPPORT - The expertly crafted mattress gently contours to your body, providing cloud-like cushioning for your shoulders and hips while reinforcing support around the lower back. Perfectly blending comfort and support, it helps maintain healthy spinal alignment regardless of sleep position or body type.
- ENHANCED DURABILITY & MOTION ISOLATION - Each coil is individually wrapped and works independently, the mattress reduces noise and motion transfer. That means fewer disturbances when your partner turns or gets up in the night, allowing both of you to enjoy a calmer, more restful sleep.
- CERTIFIED SAFE, EASY TO SET UP - BedStory mattress is both CertiPUR-US and OEKO-TEX Standard 100 certified, ensuring the absence of toxic materials and fiberglass in its composition. It arrives in a box, making setup simple. Please note that it may take 72 hours for the mattress to fully expand to its original height in colder weather.
CA$599.99
2

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Teoanns

King Mattress, Teoanns 12 Inch Medium Firm King Size Mattress, Hybrid King Mattress in a Box for Pressure Relief & Supportive, CertiPUR-US

Teoanns

CA$439.99

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Main highlights
- Support and Pressure Relief: This king size mattress features upgraded pocketed springs paired with cooling gel memory foam, effectively absorbing noise and vibrations caused by tossing and turning during sleep to ensure a more peaceful and undisturbed rest. Its medium-firm support caters to most sleepers' needs, helping you sleep soundly all night long.
- Premium Health-Conscious Materials: This matelas king holds dual CertiPUR-US and OEKO-TEX certifications, ensuring wholesome materials ideal for family use. Completely odor-free, it creates a healthy sleep environment. Please allow 72 hours for full expansion after unboxing. Handle with care upon opening as rapid expansion may occur.
- King Mattress in a Box: Upon unboxing your mattress, please allow 24-72 hours for it to fully expand to its original shape. Every Teoanns mattress comes with an extensive 10-year warranty. Rest assured, for thousands of nights to come, we are committed to safeguarding the lasting comfort and support of your mattress. Should you have any questions, please do not hesitate to contact us at any time.
- Enjoy a Restful Night's Sleep: This king mattress combines multiple layers of premium memory foam with individually pocketed support springs, perfectly conforming to your body's contours regardless of your sleeping position. Its exceptional pressure relief and cloud-like comfort help thoroughly relax muscles, effectively alleviate back pain, and enhance sleep quality.
- Comfortable and Breathable: The king bed mattress is made of high-quality knitted fabric, offering exceptional comfort and durability. The knitted fabric boasts excellent breathability, effectively wicking away moisture and sweat from the points of contact between your body and the mattress, keeping you comfortably cool throughout the night.
CA$439.99
3

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Zinus

Zinus King Mattress - 12 Inch Green Tea Cooling Gel Memory Foam Mattress, Pressure Relief, for Cool Sleep, CertiPUR-US Certified Foam, Mattress in a Box, 10-Year Warranty, King Size

Zinus

CA$399.25

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Main highlights
- WORRY-FREE WARRANTY – A 10-year limited warranty is included with the mattress; please allow 24–72 hours for your mattress to expand to its original shape
- REJUVENATING SUPPORT – Pressure-relieving memory foam conforms to the shape of your body to enhance circulation and decrease stress on your joints, and is infused with cooling gel for ultimate temperature regulation
- COOLER SLEEP AND A CLEANER PLANET – Topped with soothing gel memory foam, this mattress is designed to help keep you cool and comfortable throughout the night, and ships in a new smaller box to support a reduced carbon footprint
- CERTIFIED SAFE MATERIALS – Crafted from high-quality CertiPUR-US certified foam and wrapped with an OEKO-TEX certified mattress cover all produced without the use of harmful chemicals for safer, healthier sleep
- ALL NIGHT FRESHNESS - The all-natural green tea and purified charcoal infusions work together to help keep your mattress fresh for many nights to come
CA$399.25
4

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Zinus

Zinus King Mattress - 10 Inch Green Tea Cooling Gel Memory Foam Mattress, Pressure Relief, for Cool Sleep, CertiPUR-US Certified Foam, Mattress in a Box, 10-Year Warranty, King Size

Zinus

CA$345.00

More Details
Main highlights
- WORRY-FREE WARRANTY – A 10-year limited warranty is included with the mattress; please allow 24–72 hours for your mattress to expand to its original shape
- REJUVENATING SUPPORT – Pressure-relieving memory foam conforms to the shape of your body to enhance circulation and decrease stress on your joints, and is infused with cooling gel for ultimate temperature regulation
- COOLER SLEEP AND A CLEANER PLANET – Topped with soothing gel memory foam, this mattress is designed to help keep you cool and comfortable throughout the night, and ships in a new smaller box to support a reduced carbon footprint
- CERTIFIED SAFE MATERIALS – Crafted from high-quality CertiPUR-US certified foam and wrapped with an OEKO-TEX certified mattress cover all produced without the use of harmful chemicals for safer, healthier sleep
- ALL NIGHT FRESHNESS - The all-natural green tea and purified charcoal infusions work together to help keep your mattress fresh for many nights to come
CA$345.00
5
Best Value

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

KYSHANN

KYSHANN King Mattress,12 Inch Memory Foam Individual Pocket Spring Mattresses,Motion Isolation,Edge Support,Pressure Relief,Fiberglass Free,Medium Firm

KYSHANN

CA$369.99

More Details
Main highlights
- 【Warranty and Satisfaction Guarantee】Our memory foam mattress comes with a 30-day replacement guarantee. However, you will only be eligible for a return after sleeping on it for two weeks, because you need time to get used to it. If you are still not satisfied after that, you can contact us to return it.
- 【The Best Softness and Support】Our king-size hybrid mattress combines the advantages of both worlds perfectly. It incorporates the traditional support of an innerspring mattress and the plush comfort of memory foam. The dual foam layers are meticulously designed to provide a perfect blend of softness and support.
- 【Ortable Installation and Delivery】We make it easy for you to receive and install your new mattress. This 12-inch memory foam king-size mattress is compressed, vacuum-sealed and then neatly rolled up in a box to ensure efficient delivery. It fits all kinds of bed frames, including those placed directly on the floor. It will fully expand within 48 to 72 hours, and then you can enjoy it to your heart's content.
- 【Independent Springs】Our mattress is equipped with state-of-the-art independent springs, offering outstanding orthopedic support. The individually wrapped coils ensure that the pressure on your head, shoulders, waist, hips and legs is evenly distributed. With our mattress, you will obtain customized support where you need it. The springs work independently, closely conforming to the contours of your body to achieve maximum comfort and a peaceful sleep.
- 【Enhanced Comfort and Support】Experience a truly luxurious sleeping surface with our premium king-size mattress. The high-end knitted fabric provides outstanding comfort and breathability, ensuring a comfortable and relaxing night's sleep. The independent pocket spring system is designed to relieve body pressure and offer balanced support. Each pocket spring works independently, minimizing any disturbances caused by the movements of your sleep partner or pets.
CA$369.99

5 Best Mattresses King Sizes of 2026

BedStory King Mattress 14 Inch - Memory Foam Hybrid Mattress King Size Firm - Pressure Relief Hotel-Quality Pocket Spring Bed in a Box - Certified Safe Foam & Fabric, No Odor, Luxury Matelas King

King Mattress, Teoanns 12 Inch Medium Firm King Size Mattress, Hybrid King Mattress in a Box for Pressure Relief & Supportive, CertiPUR-US

Zinus King Mattress - 12 Inch Green Tea Cooling Gel Memory Foam Mattress, Pressure Relief, for Cool Sleep, CertiPUR-US Certified Foam, Mattress in a Box, 10-Year Warranty, King Size

Zinus King Mattress - 10 Inch Green Tea Cooling Gel Memory Foam Mattress, Pressure Relief, for Cool Sleep, CertiPUR-US Certified Foam, Mattress in a Box, 10-Year Warranty, King Size

KYSHANN King Mattress,12 Inch Memory Foam Individual Pocket Spring Mattresses,Motion Isolation,Edge Support,Pressure Relief,Fiberglass Free,Medium Firm

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