Don’t waste money on the Oura Ring 5: I review smart rings for a living, and this Ring 4 Prime Day discount is the only deal that matters

oura ring 4 with prime day badge
(Image credit: Future)

I review smart rings for a living, and while I’ve been blown away by the Oura Ring 5, I’m here to tell you that it’s not the ring worth grabbing today. That’s because its predecessor, the Oura Ring 4, has 44% off right now in the Amazon Prime Day sale.

This means you could pick up the beautiful Gold Oura Ring 4 for $265, discounted from $499 on Amazon. The ceramic rings are also on sale. The main differences between the Ring 4 and Ring 5 are design-based — the new ring is thinner and lighter, but both rings do an excellent job of monitoring your health metrics, and the older ring will get all of the new software features being rolled out. Read on to find out more.

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Best Oura Ring 4 Prime Day deals

Oura Ring 4 Silver
Save $117
Oura Ring 4 Silver : was $349 now $232 at Amazon

The cheapest option for the Oura Ring 4 is in what Oura calls the 'basic' colorways. This includes Silver, Brushed Silver, Black, and Stealth.

Oura Ring 4 Gold
Save 47%
Oura Ring 4 Gold: was $499 now $265 at Amazon

The biggest saving, however, is on the Oura Ring 4 in Gold and Rose Gold. You can save a whopping 47% on the smart rings right now, and at the time of writing, there's still plenty of sizes available. If you want to grab the deal without waiting for your sizing kit to arrive, head to a Best Buy, Target, or Costco store to use the sizing kit.

Oura  Ring 4 Ceramic (Cloud)
Save 47%
Oura Ring 4 Ceramic (Cloud) : was $499 now $265 at Amazon

The Ceramic Oura Ring 4 is also on sale and the biggest savings are on the Cloud and Tide colors, both of which are beautiful and super-popular.

Oura  Ring 4 Ceramic (Petal)
Oura Ring 4 Ceramic (Petal) : was $499 now $279 at Amazon

The Petal and Midnight Ceramic Oura Ring 4 colorways are slightly more expensive at $279. There are still plenty of sizes in stock at the time of writing.

The Oura Ring 4 ceramic between a person's fingers in front of some flowers

(Image credit: Future)

I’ve worn both rings, and I’d say that while the Ring 5 is smaller and thinner, the reasons to buy the newer ring are mainly aesthetic ones. The Ring 5 disappears on your finger, but that’s not to say the Ring 4 is bulky or ugly. In fact, some days I switch back to my Petal Oura Ring 4, as I do love the look of the ceramic ring, and I’ve never worried too much about looking like I’m wearing a fitness tracker.

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Like Apple, Oura has rolled out all the new software features to the older ring, including Live Activity Tracking, Blood Pressure signals, and the new Women’s Health Features.

Sure, the Ring 5 has a day longer battery life and slightly better sensors, but when the Ring 4 is $234 cheaper today, I’m not sure these upgrades are justified. From a data and metrics perspective, the two rings are the same. Like Apple, Oura has rolled out all the new software features to the older ring, including Live Activity Tracking, Blood Pressure signals, and the new Women’s Health Features.

Notably, the Ring 4 can also hold more data if you’re someone who doesn’t sync your Ring to your phone every morning. The older Ring can hold seven days of data, whereas the Ring 5 can only hold three days of data on the ring itself.

I’ve been covering Prime Day long enough to know we won’t see any discounts on the Oura Ring 5 this week, so if you’re looking to buy a smart ring, this is the deal worth shopping.

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Jane McGuire
Managing Editor, Fitness

Jane McGuire is Tom's Guide's Fitness Managing Editor, which means she looks after everything fitness-related - from running gear to yoga mats. An avid runner, Jane has tested and reviewed fitness products for the past ten years, so knows what to look for when finding a good running watch or a pair of shorts with pockets big enough for your smartphone.

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