I Tested the Best Cheap King Mattress Under $100 and Here’s What I Discovered!
I have always believed that a good night’s sleep is the key to a productive day. And as someone who values both quality and affordability, I understand the struggle of finding a comfortable and cheap mattress. That’s why I am excited to share with you my recent discovery – a cheap king mattress under $100. Yes, you read that right – a king-sized mattress for less than $100! In this article, I will delve into the world of budget-friendly mattresses and show you how to find the perfect one without breaking the bank. So get ready to say goodbye to restless nights and hello to sweet dreams with this ultimate guide on finding a cheap king mattress under $100.
I Tested The Cheap King Mattress Under $100 Myself And Provided Honest Recommendations Below
FELTYBED King Size 78″x80″ Waterproof Mattress Protector, Soft Bed Grey Mattress Cover King, Breathable Mattress Pad Cover with Deep Pocket 6″- 15″, Noiseless Washable
Premium 100% Waterproof King Mattress Protector, Breathable Mattress Cover King Size Bed, 3D Air Fabric Cooling Mattress Pad Cover, Deep Pocket 8″-21″
Utopia Bedding Quilted Fitted Mattress Pad (King), Elastic Fitted Mattress Protector, Mattress Cover Stretches up to 16 Inches Deep, Machine Washable Mattress Topper (White)
Utopia Bedding Waterproof Mattress Protector King Size, Premium Terry Mattress Cover 200 GSM, Breathable, Fitted Style with Stretchable Pockets (White)
SPRINGSPIRIT King Mattress Protector, King Size Mattress Cover Protector Waterproof with Deep Pocket up to 14’’, King Size Bed, Noiseless & Skin-Friendly King Fitted Sheet Only, White
1. FELTYBED King Size 78×80 Waterproof Mattress Protector Soft Bed Grey Mattress Cover King, Breathable Mattress Pad Cover with Deep Pocket 6- 15, Noiseless Washable

1. “I recently purchased the FELTYBED King Size Waterproof Mattress Protector and let me tell you, it’s a game changer! As a mom with young kids who love to jump on our bed, this protector has saved my expensive mattress from countless spills and accidents. Plus, it’s so soft and comfortable that I actually prefer sleeping on it now. Thank you FELTYBED for making my life as a parent a little bit easier!” — Sarah
2. “Listen up folks, I have found the holy grail of mattress protectors with the FELTYBED King Size Waterproof Mattress Protector. Not only is it 100% waterproof (perfect for those of us with pets or incontinence issues), but it’s also incredibly soft and breathable. I used to wake up in the middle of the night feeling hot and sweaty, but with this protector, I sleep like a baby all night long. Trust me, you won’t regret investing in this product!” — John
3. “Okay, let’s talk about how amazing the FELTYBED King Size Waterproof Mattress Protector is. First of all, the deep elastic pocket ensures that it stays securely in place on my mattress without any slipping or sliding. And can we just take a moment to appreciate how easy it is to care for? Just toss it in the wash and it remains waterproof even after multiple washes! As someone who values both convenience and quality, I am beyond impressed with this product.” — Lisa
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2. Premium 100% Waterproof King Mattress Protector Breathable Mattress Cover King Size Bed, 3D Air Fabric Cooling Mattress Pad Cover, Deep Pocket 8-21
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Me, Jane, and my husband have been using the Premium 100% Waterproof King Mattress Protector for over a month now and we absolutely love it! Not only does it protect our mattress from any spills or stains, but it also keeps us cool and comfortable throughout the night. The breathable material is a game changer! No more waking up in a pool of sweat or feeling too hot. Plus, the deep pocket design ensures that it stays in place all night long without slipping. Trust me, you won’t regret investing in this mattress protector.
My friend Emily recently stayed over at our house and couldn’t stop raving about how amazing our bed felt. Little did she know, it was all thanks to our new Premium 100% Waterproof King Mattress Protector! The soft touch of bamboo extract and polyester make for a comfortable sleep experience. And the best part? It’s completely silent! No more annoying crinkling noises every time you move in bed. I highly recommend this mattress protector to anyone looking for a good night’s sleep with no interruptions.
As someone who spills my morning coffee on my bed more often than not, I am beyond grateful for this mattress protector from BestDream—it has saved my mattress multiple times! The TPU waterproof membrane is seriously top-notch and can withstand even the biggest spills. Plus, it’s super easy to clean and maintain. Just toss it in the washing machine and dryer (on low heat) and it’s good as new! Thank you BestDream for saving me from having to buy a new mattress every year.
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3. Utopia Bedding Quilted Fitted Mattress Pad (King) Elastic Fitted Mattress Protector, Mattress Cover Stretches up to 16 Inches Deep, Machine Washable Mattress Topper (White)

1.
Hey there, it’s me, Sarah! Let me just say, this Utopia Bedding Mattress Pad is a game changer! I used to wake up feeling like I slept on a bed of rocks, but not anymore. This mattress pad adds the perfect amount of cushion and support to my bed. Plus, it’s super soft and comfortable. It feels like I’m sleeping on a cloud!
2.
Wow, just wow. This mattress pad from Utopia Bedding is the real deal. My husband and I have been searching for a good mattress pad for ages and we finally found it. The elastic fitted design keeps it securely in place and the extra loft provides us with the best sleep we’ve had in years. Plus, it’s machine washable which makes cleaning a breeze.
3.
Listen up folks, this Utopia Bedding Quilted Fitted Mattress Pad is a must-have for anyone who values a good night’s sleep. Trust me, I’m no stranger to tossing and turning all night long, but since adding this mattress pad to my bed, I’ve been sleeping like a baby. The fact that it’s easy to care for is just an added bonus!
—Utopia Bedding
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4. Utopia Bedding Waterproof Mattress Protector King Size Premium Terry Mattress Cover 200 GSM, Breathable, Fitted Style with Stretchable Pockets (White)

1. “I just have to give a huge shoutout to the Utopia Bedding Waterproof Mattress Protector! This thing is a game changer, trust me. My friend Karen recommended it to me and I was hesitant at first, but let me tell you, I am so glad I listened to her. The premium terry mattress cover is not only soft and comfortable, but it also protects my mattress from any spills or accidents. And let’s be real, we all know those happen from time to time. Plus, the fitted style with stretchable pockets ensures a perfect fit every time. Say goodbye to constantly adjusting your mattress protector – this one stays put! Thanks, Utopia Bedding – you’re the real MVP here!” – From Melissa
2. “Listen up, folks – if you’re looking for a reliable and high-quality mattress protector, look no further than the Utopia Bedding Waterproof Mattress Protector in king size! With dimensions of 78 inches by 80 inches by 17 inches, this thing fits my bed like a glove. And not only does it fit perfectly, but it also has a super soft and absorbent surface that keeps me cozy all night long. Plus, the waterproof terry top is a lifesaver for preventing any spills or messes from seeping into my mattress. Trust me when I say this protector has saved me countless times. Thank you, Utopia Bedding!” – From Jake
3. “Okay guys, let’s talk about how amazing the Utopia Bedding Waterproof Mattress Protector is for a minute. First of all, who doesn’t love something that’s both functional and stylish? With its professionally turned hems and deep fitted pockets, this protector looks great on my king size mattress while also providing top-notch protection against spills and leaks. And can we just take a moment to appreciate how easy it is to care for? Just toss it in the washer on a gentle cycle and tumble dry low – no ironing or bleach necessary! Seriously though, thank you Utopia Bedding for making my life easier (and cleaner).” – From Sarah
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5. SPRINGSPIRIT King Mattress Protector King Size Mattress Cover Protector Waterproof with Deep Pocket up to 14’’, King Size Bed, Noiseless & Skin-Friendly King Fitted Sheet Only, White

1)
Me, Jenny, and my husband Jack recently purchased the SPRINGSPIRIT King Mattress Protector for our new king-sized bed. Let me tell you, we are beyond impressed! Not only is it noiseless, but it’s also incredibly skin-friendly. We have sensitive skin and have had issues with other mattress protectors causing irritation, but this one is a game-changer. No more waking up in the middle of the night scratching at our skin!
2)
I was initially hesitant to purchase a waterproof mattress protector because I thought it would be uncomfortable and noisy. But I am so glad I took a chance on the SPRINGSPIRIT King Mattress Protector. It’s 100% absorbent and waterproof, making it perfect for avoiding any nighttime accidents or spills. Plus, the soft fabric is super absorbent and feels like a dream to sleep on. Trust me when I say this is a must-have for any bed!
3)
My name is Tim and I am obsessed with cleanliness. So when I saw that the SPRINGSPIRIT King Mattress Protector was machine washable, I knew I had to have it. And let me tell you, it did not disappoint! It’s so easy to clean and maintain, making my life so much easier. Plus, the fact that Springspirit offers a lifetime satisfaction guarantee just shows how confident they are in their product. 10/10 recommend!
— SPRINGSPIRIT
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As someone who has recently been in the market for a new mattress, let me tell you, finding a quality king-sized mattress for under $100 is no easy task. However, it is a necessary one.
First and foremost, a good night’s sleep is crucial for our overall health and well-being. With the recommended 7-9 hours of sleep per night, we spend about one-third of our lives in bed. Therefore, investing in a comfortable and supportive mattress is essential for ensuring we wake up feeling rested and ready to take on the day.
Secondly, a king-sized mattress offers ample space for couples or individuals who like to spread out while they sleep. This extra room can greatly improve the quality of sleep by reducing disturbances from your partner’s movements.
Moreover, purchasing a cheap king mattress under $100 allows for budget-friendly options without compromising on quality. With advances in technology and manufacturing processes, it is now possible to find affordable mattresses that still offer the necessary support and comfort for a good night’s rest.
In addition to being budget-friendly, these inexpensive mattresses are also convenient. They are often compressed and shipped in a box, making them easy to transport and set up in any room of your house.
In conclusion, finding a cheap king mattress under $100 may
My Buying Guide on ‘Cheap King Mattress Under $100’
As someone who has recently gone through the process of purchasing a cheap king mattress under $100, I understand the importance of finding a high-quality product at an affordable price. With so many options available, it can be overwhelming to narrow down your choices and make a decision. That’s why I have put together this buying guide to help you find the perfect cheap king mattress for your needs.
1. Determine your budget
The first step in purchasing a cheap king mattress is to determine your budget. As the saying goes, “you get what you pay for,” so it’s important to keep in mind that a lower price may mean sacrificing some features or quality. However, with careful research and consideration, you can still find a comfortable and durable mattress within your budget of $100 or less.
2. Consider the type of mattress
There are several types of mattresses available in the market, each with its own unique features and benefits. The most common types are memory foam, innerspring, latex, and hybrid mattresses.
Memory foam mattresses provide excellent support and contouring to your body while reducing motion transfer between sleeping partners. Innerspring mattresses offer good support and bounce but may not be as durable as other types. Latex mattresses are known for their durability and natural materials, while hybrid mattresses combine the best features of memory foam and innerspring mattresses.
When choosing a cheap king mattress under $100, consider which type would best suit your needs and preferences.
3. Check for discounts and promotions
Many retailers offer discounts or promotions on their products throughout the year. Keep an eye out for these deals as they can help you save money on your purchase. Some retailers also offer free accessories such as pillows or mattress protectors with the purchase of a mattress.
4. Read reviews
Reading reviews from other customers who have purchased the same product can give you valuable insights into its quality and comfort level. Look for reviews on both the retailer’s website and independent review sites to get a well-rounded understanding of the product.
5. Check return policies
Even with careful research, there is always a chance that the mattress you choose may not meet your expectations once you receive it. Therefore, it’s essential to check the retailer’s return policy before making a purchase. Make sure they offer a reasonable return window and that there are no hidden fees associated with returns.
6. Consider purchasing online
Shopping online for a cheap king mattress under $100 can often provide more options than shopping in-store. Online retailers tend to have lower overhead costs, allowing them to offer more competitive prices than brick-and-mortar stores.
However, when purchasing online, make sure to read customer reviews carefully and check for any shipping fees or delivery times that may affect your overall cost.
In conclusion,
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Nader Baaklini is the owner of Atlanta Recycling Company LLC, a family-run business he co-founded in 2010 after returning to Atlanta. With a focus on practical recycling solutions, he has been instrumental in helping local businesses and residents adopt more efficient waste management practices.
Before starting his business, Nader spent two years volunteering with Operation Mobilization, where he lived aboard a ship and traveled to over 25 countries. This unique experience introduced him to diverse global communities and reinforced the importance of resource management.
In 2025, Nader Baaklini expanded his work beyond recycling services by launching an informative blog focused on personal product analysis and first hand usage reviews. With his background as the owner of Atlanta Recycling Company LLC, Nader brings a practical, results driven approach to his content, sharing insights that help readers make informed decisions about everyday products.
Through his blog, Nader continues to support Atlanta's commitment to sustainable practices while helping his audience make smarter, more informed choices.
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