Home & Living · Australia

Best Mattress Under $500 Australia

Updated 2026-06-295 products reviewedCurated by Bikram Nath

We may earn a commission from links on this page — it never affects our rankings.

On this page

Quick answer

The Zinus Green Tea Memory Foam Mattress 25cm is the best mattress under $500 in Australia, the most popular budget memory foam option with proven comfort and green tea freshness. The Giselle Bedding 28cm Pocket Spring is a firmer, bouncier runner-up. Across this guide, prices range from AU$150 – AU$499.

Editor's choice

Zinus

Zinus Green Tea Memory Foam Mattress 25cm Queen

The most popular budget memory foam mattress in Australia — proven comfort with green tea freshness at an unbeatable price.

Check price on Amazon AU

A good night's sleep shouldn't cost a fortune. In Australia, the sub-$500 mattress market has improved dramatically thanks to bed-in-a-box competition driving down prices. You can now get genuine memory foam, supportive spring, and even basic hybrid mattresses delivered to your door for under $500 AUD. Here are the best budget picks for 2026. Australian homes face unique challenges — UV-bleached fabrics, high humidity in Queensland, and dust-prone interiors in rural areas. Smart shoppers prioritise materials that handle the local climate: breathable fabrics for summer, hypoallergenic options for allergy season, and Australian Standard compliance for safety-critical products.

At a glance

#ProductStandoutBest for
1Zinus Green Tea Memory Foam Mattress 25cm QueenZinusGreen tea and charcoal infused foam controls odour effectively—View ↗
2Giselle Bedding 28cm Pocket Spring Mattress QueenGiselle BeddingPocket springs provide firm support with minimal partner disturbance—View ↗
3Giselle Bedding Memory Foam Mattress 21cm QueenGiselle BeddingExtremely affordable — often the cheapest memory foam queen on Amazon.com.auGuest rooms and kidsView ↗
4Zinus Cooling Gel Memory Foam Mattress 25cm QueenZinusGel-infused memory foam sleeps noticeably cooler than standard foamHot sleepersView ↗
5Dreamz Pillow Top Spring Mattress 32cm QueenDreamz32cm thick with generous pillow top for a luxury surface feelPlush surface loversView ↗

How to choose the best mattress under $500 in Australia

  1. 1At this price, memory foam and pocket spring are your two main options — foam offers better pressure relief for side sleepers, while springs provide a firmer, bouncier feel for back sleepers.
  2. 2Thickness matters more in budget mattresses — aim for at least 20cm. Thinner models (15cm) tend to bottom out within 1-2 years, especially for sleepers over 80kg.
  3. 3Check the warranty carefully — reputable budget brands still offer 5-10 year warranties. Avoid any mattress with no warranty or less than 5 years, as it signals poor foam density.
  4. 4Budget mattresses benefit the most from a good base — a slatted bed frame with gaps no wider than 7cm prevents sagging. Placing a budget mattress directly on the floor traps moisture in Australia's humid climates.
  5. 5Off-gassing is stronger in budget foam mattresses. Unbox in a well-ventilated room and allow 24-48 hours before sleeping on it. The smell is harmless but can be unpleasant initially.

Top 5 home & living picks for Australia

#1Top pick
No product image available

Zinus

Zinus Green Tea Memory Foam Mattress 25cm Queen

Top Pick

The most popular budget memory foam mattress in Australia — proven comfort with green tea freshness at an unbeatable price.

Check price on Amazon AU
TypeMemory foam
Thickness25 cm
FirmnessMedium-firm (6/10)
CertificationCertiPUR-US
Warranty10 years

Pros

  • Green tea and charcoal infused foam controls odour effectively
  • 25cm thickness provides adequate depth for most body types
  • CertiPUR-US certified — low chemical emissions
  • Consistently strong reviews across thousands of Australian buyers

Cons

  • Retains heat more than spring alternatives in warm climates
  • Edge support is minimal — not ideal for sitting on the bed edge
#2
No product image available

Giselle Bedding

Giselle Bedding 28cm Pocket Spring Mattress Queen

Best Spring

Strong pocket spring mattress with foam top layer — ideal for back sleepers who prefer a firmer, bouncier feel.

Check price on Amazon AU
TypePocket spring + foam top
Thickness28 cm
FirmnessMedium-firm (6.5/10)
SpringsIndividually pocketed
Warranty10 years

Pros

  • Pocket springs provide firm support with minimal partner disturbance
  • 28cm thick with comfort foam layer on top
  • Zone support system with firmer centre section for lumbar support
  • Very competitive price — often under $300 for queen

Cons

  • Foam comfort layer is thinner than dedicated memory foam mattresses
  • Heavier than all-foam options — awkward to move solo
#3
No product image available

Giselle Bedding

Giselle Bedding Memory Foam Mattress 21cm Queen

Budget Pick
Guest rooms and kids

Ultra-budget memory foam option that delivers decent comfort for guest rooms, kids' beds, or tight budgets.

Check price on Amazon AU
TypeMemory foam
Thickness21 cm
FirmnessMedium (5.5/10)
CoverRemovable knit
Warranty5 years

Pros

  • Extremely affordable — often the cheapest memory foam queen on Amazon.com.au
  • 21cm profile still provides reasonable support for lighter sleepers
  • Removable and washable knitted fabric cover
  • Vacuum-packed for easy delivery and setup

Cons

  • Thinner profile means heavier sleepers (80kg+) may feel the base
  • Foam density is lower than premium budget options — expect 4-5 year lifespan
#4
No product image available

Zinus

Zinus Cooling Gel Memory Foam Mattress 25cm Queen

Best for Hot Sleepers
Hot sleepers

Gel-infused version of the classic Zinus formula — better heat dissipation for warm Australian bedrooms.

Check price on Amazon AU
TypeGel memory foam
Thickness25 cm
FirmnessMedium (5.5/10)
CertificationCertiPUR-US
Warranty10 years

Pros

  • Gel-infused memory foam sleeps noticeably cooler than standard foam
  • Same proven Zinus comfort at a small price premium over the standard model
  • CertiPUR-US certified with low off-gassing
  • 25cm thickness supports a wide range of body weights

Cons

  • Cooling effect is moderate — not a replacement for air conditioning in summer
  • Still an all-foam mattress with typical edge support limitations
#5
No product image available

Dreamz

Dreamz Pillow Top Spring Mattress 32cm Queen

Plush surface lovers

Thick pillow-top spring mattress that feels more expensive than it is — great for sleepers who prefer a plush surface.

Check price on Amazon AU
TypeBonnell spring + pillow top
Thickness32 cm
FirmnessMedium (5/10)
SpringsBonnell coil
Warranty5 years

Pros

  • 32cm thick with generous pillow top for a luxury surface feel
  • Bonnell spring base provides strong overall support
  • Knitted fabric cover adds softness at the surface
  • Good value for a thick, plush mattress under $500

Cons

  • Bonnell springs transfer more motion than pocket springs
  • Pillow top cannot be flipped — rotate head-to-foot only

Editor's note

Under $500, Giselle Bedding and Zinus dominate Amazon.com.au with consistently reviewed products. The key at this price is foam density — look for 30-40 kg/m³ in the support layer to avoid premature sagging. Queen sizes offer the best value per square metre in this bracket. Watch for Amazon mid-year sales in June and Prime Day deals — budget mattresses frequently drop 20-30% during these events.

Our take

Australian conditions demand more from mattress under $500 than most buyers realise. For the majority of AU buyers, the Zinus Green Tea Memory Foam Mattress 25cm Queen represents the sweet spot. If energy efficiency matters most, the Giselle Bedding 28cm Pocket Spring Mattress Queen gives it a serious run. Too many shoppers fixate on brand names and neglect local warranty coverage. Don't overlook the Giselle Bedding Memory Foam Mattress 21cm Queen if your use case is more specialised.

Honourable mentions

Giselle Bedding Memory Foam Mattress

Affordable memory foam option with good conforming support and a removable bamboo cover, popular with budget-conscious Aussie shoppers.

View on Amazon AU

Zinus Green Tea Memory Foam Mattress

Infused with green tea extract and charcoal for odour control, with a 10-year warranty and consistent comfort through hot nights.

View on Amazon AU

Frequently asked questions

Can you get a good mattress for under $500 in Australia?

Yes — brands like Zinus and Giselle Bedding sell well-reviewed mattresses between $250-$450 on Amazon.com.au. You won't get premium cooling technology or luxury finishes, but core comfort, support, and durability are solid in this range. The biggest compromise is usually edge support.

What's the best budget mattress type for side sleepers?

Memory foam in medium firmness (5-6 out of 10) is the best budget option for side sleepers. It contours around the shoulder and hip to relieve pressure points. Avoid firm spring mattresses at this price — they create pressure hot spots at the shoulder for side sleepers.

How long will a cheap mattress last?

A quality budget mattress (around $300-$500) should last 5-7 years with proper care. Key factors are foam density and using a mattress protector. Mattresses under $200 typically last 2-3 years before noticeable sagging. Using a protector and rotating every 3 months extends any mattress's life.

Is it worth buying a mattress on Amazon Australia?

For budget mattresses, Amazon.com.au is one of the best options. Free delivery, easy returns, and verified reviews make it lower risk than unknown websites. Brands like Zinus and Giselle have tens of thousands of reviews. The main downside is you can't try before buying, but at this price the risk is manageable.

Further reading

Researched, not paid

Rankings reflect specs, expert reviews & buyer feedback — never payment.

One honest rate

We earn the same Amazon commission on every pick, so nothing is upsold.

Aussie availability

Every pick links to Amazon.com.au — no dead links, no fake photos.

Affiliate disclosure: AUPicks may earn a commission from links on this page at no extra cost to you. This never influences our rankings. Curated by Bikram Nath · Last updated 2026-06-29.

You might also like

Home & Bedding

Best Pillows in Australia 2026

Home & Furniture

Best Bed Frame Australia

Home & Bedding

Best Bedding Sets in Australia 2026

Home & Living

Best Blackout Curtains Australia

Popular buying guides

Jewellery

Best Engagement Rings Australia

Luxury Beauty & Fragrance

Best Luxury Eye Creams Australia 2026

Kitchen Appliances

Best Air Fryers in Australia 2026

Personal Care

Best Electric Toothbrushes in Australia 2026

Office & Workspace

Best Standing Desks in Australia 2026

Baby & Kids

Best Prams in Australia 2026

Luggage & Travel

Best Suitcases in Australia 2026

Pets & Animals

Best Cat Litter in Australia 2026

Top pick

Zinus Green Tea Memory Foam Mattress 25cm Queen

Check price on Amazon AU →