Wearables · Smart ringsOura Ring 4BrandOura
Card updated2026-10-25
About the sameBetter to wait
Oura Ring 4
The short answerOura's store page promotes a newer ring that is 40% smaller than Ring 4. Compare it before buying the Ring 4.
USUS price (pre-tax)$249Best Buy · Checked 11-05 21:07
CNChina priceNot sold in China
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US & China prices
| Price | Store | Amount | Converted | Checked | |
|---|---|---|---|---|---|
| US, before tax | Best Buy | $249 | ≈ ¥1,661 | Checked 11-05 21:072026-11-05 21:07 Beijing time · checked against the store page | Buy |
| US, before tax | Best Buy | $249 | ≈ ¥1,661 | Checked 11-04 08:192026-11-04 08:19 Beijing time · checked against the store page | Buy |
| US, with sales tax (est.)California base rate 7.25%, local tax extra$249 × (1 + 7.25%) = $267.05 | $267.05 | ≈ ¥1,782 |
Store pages have the final say on price · Conversions use the ECB reference rate on the day each price was checked (no rate on weekends / holidays → the latest earlier day): 11-04 1 USD = 6.6723 CNY · US, before tax = pre-tax
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Watch this
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Price history
USNow (pre-tax)$24930-day avg$318.1790-day low$249
$349$249$249
10-2511-05
US (pre-tax)
Prices we recorded ourselves, shown in USD
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Who it’s for / pitfalls
Good for
- Buyers who want a fully titanium ring with 5–8 days of battery life
- People tracking sleep, heart rate and stress who do not want to charge daily
Not for
- Buyers who want the newer generation
- People unwilling to pay for Oura Membership
Known pitfalls
- Personalized insights come from Oura Membership, which is billed separately
- Battery life varies with ring size, settings and usage
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Key specs
- Health features
- Sleep Score, Sleep Stages, blood oxygen sensing, nighttime breathing, heart rate and HRV, stress, women's health
- Battery life
- 5–8 days; typically charges in 20–80 minutes, depending on battery level
- Water resistance
- Up to 100 m / 328 ft
- Subscription
- Oura Membership, billed monthly or annually
- Phone compatibility
- iOS and Android
- Sizes
- US sizes 4-15; use the Oura Ring 4 sizing kit to confirm fit (sizing differs by generation)
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True cost calculator
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Also consider
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Discussion
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