Australia’s original mattress-in-a-box since 2006. Orthopaedic memory foam marketed as the #1 mattress for back pain. 20 years of refinement into a single model. Is the classic memory foam still worth buying in 2026?
4.5
Thousands of reviews
$1,049
Typical Queen
30
Night Trial
20 yrs
In Australia
Quick Verdict
Ergoflex 5G is a specialist product for people who love traditional memory foam. The 9cm high-density viscoelastic layer provides deep body-moulding and pressure relief — ideal for chronic back, hip, or shoulder pain. It’s a proven product (Ergoflex has been selling in Australia since 2006, longer than any competitor), with loyal customers buying their 3rd or 4th mattress after 10-15 years of use. The downsides are real: only a 30-night trial (shortest in market), no firmness options, and the “sink-in” memory foam feel isn’t for everyone. But if you’ve tried Tempur in a showroom and loved it, Ergoflex offers similar quality for significantly less.
BEST FOR:back pain . sufferers, memory foam lovers, Tempur alternative seekers, long-term buyers SKIP IF: You want springs, a long trial, adjustable firmness, or hate the sinking memory foam feel
Our Rating
6.6
/10
Motion Isolation
9.5
Pressure Relief
8.8
Comfort
7.5
Support
6.5
Cooling
5.0
Durability
5.0
Trial & Warranty
3.9
$1,049
Typical Queen
30
Night Trial
10 yr
Warranty
23cm
Height
Background
Who Is Ergoflex?
Ergoflex launched in Australia in 2006 — making it the original Australian mattress-in-a-box brand, predating Koala, Ecosa, Emma, and every other competitor by nearly a decade. The company is Australian-operated (EAU Pty Ltd) with headquarters in Rutherford, NSW. Unlike newer brands that constantly launch new models, Ergoflex focuses exclusively on refining one mattress — now in its 5th generation (hence “5G”). This long-term focus shows in customer loyalty — it’s common to see reviews from people on their 3rd, 4th, or even 5th Ergoflex purchase over 15-20 years. The brand primarily targets people seeking orthopaedic relief and memory foam quality at a fraction of showroom prices. 2026 marks Ergoflex’s 16th birthday in Australia, with their biggest sale of the year running throughout May.
Construction
What’s Inside the Ergoflex 5G?
TENCEL Outer Cover
41% TENCEL, 59% polyester blend — a soft, breathable fabric certified by OEKO-TEX Standard 100. Removable and machine-washable. TENCEL is naturally moisture-wicking, which helps offset the heat retention of memory foam. No fire retardants used.
Protective Inner Cover
A secondary inner cover protects the foam layers from moisture and wear. Extends mattress lifespan — one reason Ergoflex mattresses often last 15+ years in real-world use.
9cm High-Density Viscoelastic Memory Foam
The signature layer. At 9cm thick, this is the deepest memory foam comfort layer of any Australian mattress. Provides the classic “body-hugging” feel — the foam moulds to your exact shape and slowly returns when you move. Excellent for pressure point relief and back pain. CertiPUR-US certified.
5cm Cool-Sleep Airflow System
A transitional foam layer designed to improve temperature regulation. This addresses memory foam’s biggest weakness (heat retention) — it’s cooler than standard memory foam but still warmer than hybrid or latex mattresses. The 5G version improved cooling significantly over previous generations.
9cm High-Resilience Foundation Base
High-density base foam providing structural support and preventing bottoming out. This is what allows the mattress to support heavier sleepers — the dense base compensates for the softer memory foam top layer, making Ergoflex viable for people up to 120kg.
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Feel & Comfort
How Does It Feel?
Ergoflex 5G sits at medium-firm (~7/10) with a distinctive memory foam feel. When you lie down, the 9cm comfort layer slowly moulds to your body over 30-60 seconds — the classic "body-hugging" sensation memory foam is famous for. Unlike Koala or Ecosa (which use foam that responds instantly), Ergoflex has that traditional slow-sink feel. This is either exactly what you want, or something you'll dislike — try to test memory foam somewhere (e.g. a Tempur showroom) before committing to Ergoflex.
For back sleepers: Excellent — the memory foam fills your lumbar curve while keeping overall support firm. This is why Ergoflex markets itself as "Australia's #1 for back pain." For side sleepers: Very good — deep pressure relief at shoulders and hips. Better than Origin or Sleep Republic for side sleepers. For stomach sleepers: Acceptable but not ideal — some hip sinking. For couples: Outstanding motion isolation — one of the best in Australia. Your partner can literally bounce next to you and you won't feel it. For hot sleepers: Not ideal — despite the cooling layer, this sleeps warmer than Emma, Origin, or Sleep Republic.
Honest Assessment
Pros & Cons
What We Love
✓ 9cm memory foam — deepest comfort layer in AU ✓ Exceptional pressure relief & back pain support ✓ Tempur-quality feel at half the price ✓ Outstanding motion isolation ✓ 20 years in Australia — proven longevity ✓ Washable TENCEL cover ✓ OEKO-TEX certified, no fire retardants
What We Don't
✕ 30-night trial — shorter than competitors (Ergoflex argues 30 nights is sufficient for proper assessment) ✕ Sleeps warm compared to hybrids ✕ One firmness only — no adjustment ✕ All-foam — weaker edge support than hybrids ✕ 10-year warranty (Ecosa/OneBed offer 15) ✕ Slow-sink feel isn't for everyone ✕ Regional returns may incur a fee — though Ergoflex arranges collection from your home
Head to Head
How Ergoflex Compares
Ergoflex vs Tempur
Same feel, third the price
The comparison Ergoflex was built for. Tempur is the global reference standard for memory foam — deeper, more adaptive pressure relief and a wider product range. But a Tempur Queen runs ~$4,400+, while Ergoflex delivers the core memory foam experience for ~$1,499. Tempur is mostly sold in-store; Ergoflex ships free as a bed-in-a-box with a home trial. For most sleepers, Ergoflex captures the bulk of the Tempur feel at a fraction of the cost.
Choose Tempur if: You want the absolute best memory foam and budget isn't a concern. Choose Ergoflex if: You want most of the Tempur experience for around a third of the price.
Different memory foam approaches. Koala uses responsive "Kloudcell" foam that doesn't have the slow-sink feel. Ergoflex uses traditional viscoelastic memory foam with classic body-moulding. Koala is cheaper ($1,249 vs ~$1,049 on sale), has a much longer trial (120 vs 30 nights), and faster delivery. Ergoflex has deeper pressure relief and better back pain support.
Choose Koala if: You want responsive foam and a long trial period. Choose Ergoflex if: You have back pain and want the traditional memory foam sink.
Both are foam mattresses, but different characters. Ecosa has 3 adjustable firmness settings, a 15-year warranty, and a 100-night trial. Ergoflex has one firm setting, a 10-year warranty, and only 30-night trial. Ecosa is better value for most people. Ergoflex is better for specific memory foam lovers and back pain sufferers.
Choose Ecosa if: You want flexibility, longer warranty, and longer trial. Choose Ergoflex if: You specifically want deep traditional memory foam feel.
Both target back pain but differently. Sleep Republic uses 1,850 pocket springs with Spinal Research Foundation endorsement — proven orthopaedic support from a spring perspective. Ergoflex uses 9cm memory foam for deep contouring pressure relief. Sleep Republic has a longer trial (150 vs 30 nights) and costs similar (~$1,095 vs ~$1,049).
Choose Sleep Republic if: You want springs, edge support, and a 150-night trial. Choose Ergoflex if: You specifically want memory foam contouring for joint pain.
Both foam-based but fundamentally different. Emma uses Airgocell open-cell foam for cooling and responsiveness. Ergoflex uses dense viscoelastic foam for deep contouring. Emma has a 150-night trial (vs 30), sleeps cooler, and is cheaper (~$559 on sale vs ~$1,049). Ergoflex has deeper pressure relief and stronger back pain support.
Choose Emma if: You sleep hot and want cooling + long trial + budget. Choose Ergoflex if: You want deep memory foam pressure relief.
💡 Deal Watch. Ergoflex's EOFY 2026 sale has now ended, but Ergoflex runs sitewide promotions regularly throughout the year — typically 25–40% off with a checkout code. Check the current offer via the button below, and see our Ergoflex discount code page for the latest verified code.
Detail
Ergoflex 5G
Queen RRP
$1,799
Typical sale discount
25–40% off with code
Sizes available
Single, Long Single, King Single, Double, Queen, King
Delivery
Free next-day to most metro areas
Trial & warranty
30-night trial · 10-year warranty
Prices are approximate and change with Ergoflex's promotional calendar. Always check ergoflex.com.au for exact current pricing and the active offer code.
✓ Have back or joint pain — orthopaedic design ✓ Love traditional memory foam feel (Tempur-like) ✓ Want a proven product (20 years in AU) ✓ Want outstanding motion isolation for couples ✓ Have an adjustable bed base (Ergoflex is compatible)
Skip Ergoflex If You...
✕ Want a long trial period — 30 nights is short ✕ Sleep hot — memory foam retains heat ✕ Want adjustable firmness — one setting only ✕ Prefer springs or responsive foam ✕ Live regionally and worry about return fees ✕ Dislike the "sinking" memory foam feel
Common Questions
FAQ
What discount code works on Ergoflex right now?
Ergoflex's EOFY 2026 sale (code EOFYS) ended in early July. Ergoflex runs sitewide promotions regularly throughout the year — typically 25–40% off with a checkout code tied to the season or event. See our Ergoflex discount code page for the latest verified code, or check ergoflex.com.au directly — the active offer is always shown on their site.
Is Ergoflex good for back pain?
Yes — this is Ergoflex's strongest selling point. The 9cm high-density memory foam layer fills the lumbar curve and redistributes pressure across your spine. Customer reviews consistently report back pain reduction. It's marketed as "Australia's #1 for back pain" and the product has been refined over 20 years specifically for orthopaedic support.
Why is the trial only 30 nights?
Most brands offer 100-150 nights, making Ergoflex's 30-night trial the shortest. However, Ergoflex has offered 30 nights since 2006 because, in their experience, this provides more than enough time for a proper assessment. They argue that longer trial periods from newer brands were introduced primarily as a marketing tool, rather than because additional time materially changes how a mattress performs or feels. It's a fair point — most people know within 2-3 weeks whether a mattress works for them. Still, the shorter window means less time to decide compared to competitors.
Is Ergoflex a good Tempur alternative?
Yes — this is Ergoflex's core market positioning. The high-density viscoelastic memory foam provides a similar feel to Tempur at less than half the price. Many Ergoflex customers are former Tempur owners. However, Tempur has a wider product range, longer trials, and physical showrooms. If you can afford Tempur and want the premium brand, go Tempur. If you want the feel at a fraction of the cost, Ergoflex is the answer. See our full Ergoflex vs Tempur comparison →
Does Ergoflex sleep hot?
Warmer than hybrid mattresses (Origin, Sleep Republic) and specialist cooling mattresses (Emma). The 5G version includes a cooling airflow layer that significantly improved temperature regulation over earlier generations, but memory foam inherently retains more heat than springs or latex. If you sleep hot and want memory foam anyway, use breathable bedding (TENCEL sheets, bamboo quilt). If cooling is critical, go Emma or Origin.
Is Ergoflex Australian-made?
Ergoflex Australia is Australian-operated (Rutherford, NSW) and has been since 2006. The foam and manufacturing source is not prominently stated — likely Asian manufacturing with Australian quality control and distribution. The company is genuinely Australian in operation and customer service, but it's not fully Australian-made in the way Luxara is.
Will Ergoflex last 15+ years?
Based on customer reviews, yes — it's extremely common to see reviews from people buying their 3rd or 4th Ergoflex after 10-20 years of use. The high-density base foam and protective inner cover are specifically designed for longevity. This is probably the best mattress on our list for long-term durability, rivalled only by Luxara.
Affiliate Disclosure: BestMattressAustralia has an affiliate partnership with Ergoflex and may earn a commission if you purchase through our links, at no extra cost to you. This partnership doesn't influence our review — we include honest pros AND cons. Prices shown are approximate. Always check ergoflex.com.au for current pricing. Last updated July 2026.
