21-25cm Thick Mattresses
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Rio 21cm Thick Pillow Top Spring Mattress - Single
Rated 4.9 out of 5 stars27RRP $209.99Regular price $140.45Save $70Sale price Now $140.45 Regular priceUnit price per -
Rio 21cm Thick Pillow Top Spring Mattress - Double
Rated 4.7 out of 5 stars43RRP $354.99(Was $265.12)Regular price $202.94Sale price Now $202.94Regular priceSave $152!
(Was $265.12)Unit price perSave $152!
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Rio 21cm Thick Pillow Top Spring Mattress - Queen
Rated 4.5 out of 5 stars32RRP $392.99(Was $254.00)Regular price $217.36Sale price Now $217.36Regular priceSave $176!
(Was $254.00)Unit price perSave $176!
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Daytona 22cm Thick Pocket Spring Mattress - Double
Rated 5.0 out of 5 stars54RRP $349.99(Was $224.68)Regular price $213.08Sale price Now $213.08Regular priceSave $137!
(Was $224.68)Unit price perSave $137!
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Siena 21cm Thick Euro Top Spring Mattress - Queen
Rated 4.7 out of 5 stars39RRP $354.99Regular price $335.71Save $19Sale price Now $335.71 Regular priceUnit price per -
Siena 21cm Thick Euro Top Spring Mattress - Single
Rated 4.9 out of 5 stars13RRP $226.99Regular price $163.86Save $63Sale price Now $163.86 Regular priceUnit price per -
Daytona 22cm Thick Pocket Spring Mattress - Queen
Rated 4.8 out of 5 stars49RRP $382.99(Was $263.83)Regular price $237.45Sale price Now $237.45Regular priceSave $146!
(Was $263.83)Unit price perSave $146!
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Mireya 22cm Thick Euro Top Pocket Spring Mattress - King Single
Rated 5.0 out of 5 stars1RRP $282.99(Was $185.53)Regular price $179.73Sale price Now $179.73Regular priceSave $103!
(Was $185.53)Unit price perSave $103!
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Siena 21cm Thick Euro Top Spring Mattress - Double
Rated 4.6 out of 5 stars26RRP $342.99Regular price $254.64Save $88Sale price Now $254.64 Regular priceUnit price per -
Daytona 22cm Thick Pocket Spring Mattress - Single
Rated 5.0 out of 5 stars13RRP $237.99(Was $149.28)Regular price $142.43Sale price Now $142.43Regular priceSave $96!
(Was $149.28)Unit price perSave $96!
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Brooklyn 21cm Thick Pocket Spring Mattress - Single
Rated 5.0 out of 5 stars2RRP $171.99(Was $156.47)Regular price $140.45Sale price Now $140.45Regular priceSave $32!
(Was $156.47)Unit price perSave $32!
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Siena 21cm Thick Euro Top Spring Mattress - King Single
Rated 4.8 out of 5 stars12RRP $209.99(Was $201.76)Regular price $190.04Sale price Now $190.04Regular priceSave $20!
(Was $201.76)Unit price perSave $20!
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Rio 21cm Thick Pillow Top Spring Mattress - King
Rated 4.5 out of 5 stars12RRP $416.99(Was $349.63)Regular price $268.18Sale price Now $268.18Regular priceSave $149!
(Was $349.63)Unit price perSave $149!
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Renzo 25cm Cooling Mattress 5 Zone 25cm - Queen
Rated 5.0 out of 5 stars4RRP $749.99Regular price $322.50Save $427Sale price Now $322.50 Regular priceUnit price per -
Brooklyn 21cm Thick Pocket Spring Mattress - Queen
Rated 4.9 out of 5 stars15RRP $309.99(Was $289.18)Regular price $226.13Sale price Now $226.13Regular priceSave $84!
(Was $289.18)Unit price perSave $84!
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Daytona 22cm Thick Pocket Spring Mattress - King Single
Rated 4.6 out of 5 stars9RRP $276.99(Was $176.83)Regular price $168.13Sale price Now $168.13Regular priceSave $109!
(Was $176.83)Unit price perSave $109!
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Brooklyn 21cm Thick Pocket Spring Mattress - Double
Rated 4.6 out of 5 stars12RRP $309.99(Was $252.43)Regular price $188.43Sale price Now $188.43Regular priceSave $122!
(Was $252.43)Unit price perSave $122!
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Mireya 22cm Thick Euro Top Pocket Spring Mattress - Queen
RRP $432.99(Was $331.07)Regular price $230.48Sale price Now $230.48Regular priceSave $203!
(Was $331.07)Unit price perSave $203!
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Siena 21cm Thick Euro Top Spring Mattress - King
Rated 5.0 out of 5 stars4RRP $409.99(Was $321.84)Regular price $255.29Sale price Now $255.29Regular priceSave $155!
(Was $321.84)Unit price perSave $155!
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Zaire 24cm Thick Pillow Top Spring Mattress - Single
Rated 5.0 out of 5 stars2RRP $237.99Regular price $167.56Save $70Sale price Now $167.56 Regular priceUnit price per -
Kent 24cm Thick Tight Top Pocket Spring Mattress - Single
Rated 5.0 out of 5 stars2RRP $299.99(Was $197.14)Regular price $165.10Sale price Now $165.10Regular priceSave $135!
(Was $197.14)Unit price perSave $135!
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Brooklyn 21cm Thick Pocket Spring Mattress - King Single
Rated 5.0 out of 5 stars5RRP $226.99(Was $154.50)Regular price $127.53Sale price Now $127.53Regular priceSave $99!
(Was $154.50)Unit price perSave $99!
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Mireya 22cm Thick Euro Top Pocket Spring Mattress - Double
RRP $332.99(Was $279.48)Regular price $217.43Sale price Now $217.43Regular priceSave $116!
(Was $279.48)Unit price perSave $116!
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Renzo 25cm Cooling Mattress 5 Zone 25cm - Single
Rated 5.0 out of 5 stars2RRP $499.99(Was $192.26)Regular price $175.00Sale price Now $175.00Regular priceSave $325!
(Was $192.26)Unit price perSave $325!
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Kent 24cm Thick Tight Top Pocket Spring Mattress - Queen
Rated 5.0 out of 5 stars2RRP $449.99(Was $320.39)Regular price $264.18Sale price Now $264.18Regular priceSave $186!
(Was $320.39)Unit price perSave $186!
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Zaire 24cm Thick Pillow Top Spring Mattress - Double
Rated 4.9 out of 5 stars16RRP $316.99Regular price $288.44Save $29Sale price Now $288.44 Regular priceUnit price per -
Zaire 24cm Thick Pillow Top Spring Mattress - Queen
Rated 4.8 out of 5 stars12RRP $379.99(Was $375.49)Regular price $315.83Sale price Now $315.83Regular priceSave $64!
(Was $375.49)Unit price perSave $64!
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Mireya 22cm Thick Euro Top Pocket Spring Mattress - Single
RRP $249.99(Was $159.01)Regular price $140.58Sale price Now $140.58Regular priceSave $109!
(Was $159.01)Unit price perSave $109!
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Shop Affordable 21-25cm Thick Mattresses
Factory Buys stocks a wide range of 21-25cm thick mattresses in Australian standard sizes from single through to king, dispatched within 1–2 business days. This is the most popular thickness band in the range, with options spanning pillow top spring, euro top spring, pocket spring, tight top pocket spring, and euro top pocket spring constructions across a variety of firmness levels. Filters for size, firmness, and price are available to help narrow down the right option before reviewing individual listings. Browse the complete mattresses range across all thickness profiles, step down to 16-21cm thick mattresses for a lower profile option, or move up to 25-34cm thick mattresses if you prefer a deeper profile. Customers consistently praise the quality and value for money across the range.
Why the 21-25cm thickness range is popular
The mid-range thickness profile suits the widest variety of bed setups, which is reflected in how many options are available within this band. A 21 to 25cm mattress works well on most standard bed frames and slatted bases, sitting at a comfortable height without being too low or too high for everyday use. This profile is also compatible with a broad range of mattress protectors and toppers, making it straightforward to customise the feel after purchase.
The range within this thickness band is predominantly spring-based, with pillow top, euro top, and pocket spring constructions making up the majority of listings. Spring mattresses in this profile tend to offer good airflow and responsive support, though the feel varies considerably between construction types. Reviewing the firmness level and construction details on each product listing before comparing is the most reliable approach.
Construction types in this range
Spring constructions dominate the 21 to 25cm collection, with several distinct variants available. Pillow top designs feature an additional sewn-on comfort layer on the surface, while euro top constructions integrate the comfort layer flush with the mattress edge for a cleaner look and feel. Pocket spring designs use individually wrapped coils for more targeted support and reduced motion transfer between sleeping partners.
For shoppers who want to compare within a specific spring type, the pocket spring mattress and euro top mattress collections offer dedicated selections. If a foam construction is your preference rather than spring, the foam mattress range covers foam options across multiple thickness profiles.
Comparing this range with other thickness bands
The 21 to 25cm profile sits between the lower 16 to 21cm band and the deeper profiles available at higher thickness ranges. A thinner mattress may suit bunk beds or low-profile bases where overall bed height needs to stay manageable. For those who prefer a more substantial feel or a higher overall bed height, profiles in the over 34cm range are worth exploring.
Always verify the mattress dimensions on the product listing against your Australian standard bed size and confirm compatibility with your existing base or frame before purchasing.
Setting up your bedroom around your new mattress
A supportive bed base is an important pairing for any mattress in this range, providing even surface support and helping the mattress perform well over time. Shoppers who are also in the market for a frame can explore the bed frames collection, which covers all Australian standard sizes.
Adding a mattress protector from the outset helps maintain hygiene and protects the mattress surface from everyday wear. A mattress topper is a useful option for fine-tuning the feel of your mattress without replacing it entirely.
Why is the 21 to 25cm range the most popular thickness band?
This profile suits the widest variety of standard bed frames and slatted bases, sitting at a comfortable height without being too low or too high for everyday use. It is also compatible with a broad range of mattress protectors and toppers, making it straightforward to adjust the feel after purchase. If you want a versatile mid-range profile that works across most setups, this band is the natural starting point.
What size mattress do you need, and how do you confirm it fits your existing setup?
Mattresses in this range are available in Australian standard sizes from single through to king. Match the mattress size to your existing bed frame or base first, then confirm the exact dimensions on the product listing before ordering. Also verify that your base or frame suits the construction type you are considering, as some base styles perform better with spring constructions than others.
Which spring construction suits you best: pillow top, euro top, or pocket spring?
Spring constructions dominate this thickness band. Pillow top designs feature an additional sewn-on comfort layer on the surface. Euro top constructions integrate the comfort layer flush with the mattress edge for a cleaner, more tailored look. Pocket spring designs use individually wrapped coils for targeted support and reduced motion transfer between sleeping partners. If a foam construction is your preference, the foam mattresses range covers options across multiple thickness profiles.
How does this range compare to thicker profiles, and when should you consider moving up?
The 21 to 25cm band is a practical choice for most sleepers and setups. If you prefer a more substantial feel, a higher overall bed height, or a more cushioned surface, profiles in the deeper thickness bands are worth comparing before you buy. If you prefer a lower profile for a bunk, trundle, or low-clearance base, the 16 to 21cm range is the better starting point.
What should you do if your mattress arrives damaged or is not as described?
All orders are dispatched from our warehouse within 1 to 2 business days. Delivery typically takes 1 to 12 business days, depending on your location and the courier. All products include a 12 month warranty, and our Customer Support team is available 8 am to 8 pm, 7 days per week. If you need help at any stage, visit our Contact Us page and include your order number plus a short description so we can assist sooner.




























