Koala Calm As Mattress (Double) vs Purple RestorePlus Hybrid Mattress (Double) (2026)

✍️ By the 247Verdict Editorial Team📅 Updated 05 October 2026

Which is better? We compared both on score, owner ratings, pros and cons.

Koala Calm As Mattress (Double)

9.0/10 Excellent

4.5★ (4,800 owners)

Australian design, open-cell foam, copper-infused, 120-night trial, 10-year, B-Corp certified.

Full Review

Purple RestorePlus Hybrid Mattress (Double)

9.1/10 Excellent

4.4★ (3,600 owners)

GelFlex Grid, responsive coils, temperature-neutral, pressure relief, 100-night. The grid mattress.

Full Review

At a Glance

	Koala Calm As Mattress (Double)	Purple RestorePlus Hybrid Mattress (Double)
247Verdict Score	9.0/10	9.1/10
Owner Rating	4.5★ (4,800)	4.4★ (3,600)
Verdict	Excellent	Excellent
Trial	120 nights (longest)	100 nights

Quick Verdict

This is a genuine draw — both score within 0.15 points of each other. Koala Calm As Mattress (Double): Australian design, open-cell foam, copper-infused, 120-night trial, 10-year, B-Corp certified. Purple RestorePlus Hybrid Mattress (Double): GelFlex Grid, responsive coils, temperature-neutral, pressure relief, 100-night. The grid mattress. Choose based on your specific needs. Check the current price on Amazon →

Pros & Cons Side by Side

Koala Calm As Mattress (Double)

120-night trial — the longest single-period trial alongside DreamCloud reviewed
B-Corp certified — Koala's environmental and social standards verified by third-party assessment
Copper-infused open-cell foam provides antimicrobial properties alongside cooling
Australian design heritage applied to UK market — different design philosophy from UK brands
10-year warranty with B-Corp accountability for long-term quality commitment

Less brand recognition in UK vs Emma, Eve or Simba
Copper infusion adds cost without the temperature improvement of true airflow hybrids
Australian brand with UK fulfilment — customer service response from Australian headquarters

Purple RestorePlus Hybrid Mattress (Double)

GelFlex Grid flexes under pressure points while staying firm under the rest of the body — unique support
Temperature-neutral grid allows airflow that neither traps heat like foam nor feels cold
Responsive coils add bounce and support beneath the grid
Pressure relief without the sinking feeling of memory foam
100-night trial to adapt to the distinctive grid feel

The grid feel is distinctive — some love it, some find it unusual
Premium pricing for the patented grid technology
Heavier hybrid construction

FAQ

Which is better, Koala Calm As or Purple RestorePlus Hybrid?

Is the Koala Calm As worth the extra cost?

The Purple RestorePlus Hybrid Mattress (Double) matches or exceeds it at a potentially lower price point.

Who is the Koala Calm As best suited to?

Australian design, open-cell foam, copper-infused, 120-night trial, 10-year, B-Corp certified.

Who is the Purple RestorePlus Hybrid best suited to?

GelFlex Grid, responsive coils, temperature-neutral, pressure relief, 100-night. The grid mattress.

What are the main downsides of each?

Koala Calm As Mattress (Double): Less brand recognition in UK vs Emma, Eve or Simba; Copper infusion adds cost without the temperature improvement of true airflow hybrids. Purple RestorePlus Hybrid Mattress (Double): The grid feel is distinctive — some love it, some find it unusual; Premium pricing for the patented grid technology.

Do owner ratings agree with our verdict?

Largely, yes — Koala Calm As Mattress (Double) sits at 4.5★ from 4,800 verified Amazon owners, and Purple RestorePlus Hybrid Mattress (Double) at 4.4★ from 3,600.

As an Amazon Associate we earn from qualifying purchases. Links below are affiliate links.