Oura Ring vs WHOOP: what they measure, what they cost in Australia, and how accurate they are

Oura is a ring; WHOOP is a screenless band worn on the wrist or arm. Both read your pulse through the skin all day and night and turn it into scores for sleep, recovery and strain. Oura is the most searched biohacking product in Australia, at 110,000 searches a month; WHOOP is second at 49,500.

What they cost in Australia

Oura. The Oura Ring 4 in silver lists at A$569 on Oura's Australian store, and was on sale for A$398.30 when checked on 3 October 2026. Most features need a membership, which Oura's help pages put at A$9.99 a month or A$109.99 a year in Australia, with the first month included.

WHOOP. WHOOP sells memberships with the band included: One at A$299 a year, Peak at A$399 and Life at A$599, on its Australian site on 3 October 2026.

How accurate are they?

A 2024 living umbrella review in Sports Medicine gathered the systematic reviews of consumer wearables. They were reasonable for some measures and poor for others: estimates of aerobic fitness (VO2 max) were out by about 15% at rest and 10% during exercise. The authors said wide differences between studies made a firm verdict on accuracy impossible.

For sleep, a 2024 review compared WHOOP, Fitbit and Garmin with polysomnography, the hospital sleep test. All the devices needed improvement in telling the stages of sleep apart, and the authors noted how few studies there were.

Heart rate variability

HRV is the small variation in time between heartbeats, and both devices lean on it for their recovery scores. It is a real physiological signal, but each company turns it into its own score in its own way, so an Oura number and a WHOOP number are not comparable.

Yes, but

These are wellness devices, not medical tests. A tracker that reports poor sleep cannot tell you why, and it is not a substitute for a sleep study.

When to talk to your GP

If you snore loudly, stop breathing in your sleep, or are tired all day whatever the ring says.

Sources

1. Oura Ring 4 (silver), Oura Australian store, read 3 October 2026
2. Oura Membership, Oura Help
3. WHOOP membership options, WHOOP Australia, read 3 October 2026
4. Keeping pace with wearables: a living umbrella review of systematic reviews, Sports Med, 2024
5. Accuracy of Fitbit Charge 4, Garmin Vivosmart 4 and WHOOP versus polysomnography: systematic review, JMIR Mhealth Uhealth, 2024

Last checked 3 October 2026. Corrections are welcome: details on the about page.

General information, not medical advice. Check with your GP first, especially if you are pregnant, have a heart condition or take medication.