Mattress Sizes – What Are The Different Bed Dimensions??

By | May 20, 2023

Have you ever wondered about the different mattress sizes available to you? Choosing the right bed dimensions can greatly impact your sleep quality and overall comfort. In this blog post, we will explore the various mattress sizes, from twin to king, and provide insights on which one may be the best fit for your needs. So, whether you’re in the market for a new bed or simply curious about the different sizes, keep reading to learn more!

Mattress Sizes: What Are The Different Bed Dimensions?

A good night’s sleep is essential to feel energized and refreshed, but it all boils down to the type of mattress you choose to sleep on. Mattresses come in various sizes, and it’s essential to understand the different bed dimensions before deciding which one suits you best. In this article, we’ll explore the various mattress sizes and which one might be the perfect fit for you.


Choosing the right mattress might seem like a daunting task, but it doesn’t have to be. With the right information and understanding, you can quickly determine which mattress size is best for you. Mattresses come in many different dimensions, from twin to California king. It’s crucial to consider your lifestyle, sleeping habits, and room size to choose the best fit for you.

In this article, we’ll go over the top six mattresses from Sleepopolis, each in different sizes.

The Best Mattresses In Different Sizes

Below are some of the Sleepopolis’ video lists for the best mattresses in different sizes:

1. Saatva – The Best Twin Mattress

The Saatva twin mattress is an excellent choice for children or those with limited space. With its innerspring coil, the Saatva twin mattress provides unparalleled support and motion isolation, making it ideal for restless sleepers. It also features a plush Euro-top layer for added comfort and is available in three different firmness levels.

2. Helix Midnight – The Best Twin XL Mattress

The Helix Midnight twin XL mattress provides an exceptional balance of comfort and support, making it ideal for college students and solo sleepers. It features a hybrid construction of memory foam and micro coils that provide zoned support for the back and hips. Moreover, the Helix Midnight twin XL mattress comes in several firmness options, so you’re sure to find the perfect fit for your sleep style.

3. WinkBed – The Best Full Mattress

The WinkBed full mattress is an excellent choice for those who need more room than a twin or twin XL. With its hybrid construction and zoned support system, the WinkBed full mattress provides pressure relief and spinal alignment to help minimize back pain. Additionally, it’s available in four different firmness levels, so you’re sure to find a customized sleeping experience.

4. Bear – The Best Queen Mattress

The Bear queen mattress is perfect for couples who need more space than a full but don’t want to sacrifice quality sleep. With its graphite-gel memory foam and responsive transitional layer, the Bear queen mattress provides excellent cooling and support. It’s also available in two different firmness levels and designed for athletes, promoting quicker muscle recovery and enhanced rest.

5. Helix Midnight Luxe – The Best King Mattress

The Helix Midnight Luxe king mattress provides superior plushness and is ideal for side sleepers who need maximum pressure relief. The hybrid memory foam and coil construction provides customized zoned support, making it perfect for those who suffer from back pain and neck pain. Additionally, the Helix Midnight Luxe king mattress comes in four different firmness levels, making it easy to find the perfect sleep solution.

6. DreamCloud – The Best California King Mattress

The DreamCloud California king mattress is the perfect size for those needing more legroom, making it a favorite for tall individuals. With its five-zone contouring and memory foam hybrid, the DreamCloud California king mattress provides excellent spinal alignment and pressure relief for maximum rest. It also has a plush cashmere-blend top layer for enhanced comfort and comes in one firmness option.

How To Choose The Right Mattress Size

Choosing the right mattress size depends on several factors, including your lifestyle changes. Consider the following questions before deciding on what size mattress to get:

  • Do you have a partner who sleeps with you? You may need a larger size if the answer is yes.
  • Do you have children or pets who share the bed with you? You may need extra space in bed if you have a family sleeping with you.
  • Are you an active sleeper who moves around a lot at night? A larger size may be necessary to avoid disturbing your partners’ sleep.

Answering these questions will help you determine the best mattress size to buy.

Other Useful Information

Sleepopolis is affiliated with some of the products reviewed in this article and other videos. If you’re interested in staying updated with Sleepopolis’ latest mattress reviews, you can subscribe to their YouTube channel or follow them on Instagram and TikTok.

For the best mattress deals, visit Sleepopolis’ Shopify store, where they offer exclusive discounts to their customers.

Apart from these top six mattresses, Sleepopolis has more videos that cover the best mattresses for specific needs, such as those who sleep hot or those with back pain. Lastly, you can find the disclosure statements available on Sleepopolis’ website.


Choosing the right mattress might seem challenging, but it doesn’t have to be. By understanding the different bed dimensions and considering your lifestyle, sleeping habits, and room size, you can find the perfect fit for you. The six mattresses we’ve covered in this article are all exceptional choices in their respective sizes, offering comfort and support for a good night’s sleep.


  1. What is the smallest mattress size?

The smallest mattress size is a twin size mattress, which measures 38 inches by 75 inches.

  1. What is the largest mattress size?

The largest mattress size is the California king size, measuring 72 inches by 84 inches.

  1. What is the most common mattress size?

The most common mattress size is the queen size, measuring 60 inches by 80 inches.

  1. How often should you replace your mattress?

You should replace your mattress every seven to ten years, or when you start to experience discomfort or pain while sleeping.

  1. Can a mattress be too big for a room?

Yes, a mattress can be too big for a room, making it challenging to move around. It’s essential to measure your room and determine what size mattress will fit comfortably.

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