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In 2025, thebest smart ringslast for roughly a week per charge.

Want more battery life than that?

Hands-on with the Luna Ring 2 smart ring shown up-close in a user�s palm

The Luna Ring 2, left, is similar in size to most modern smart rings like the RingConn Gen 2, right.

Of course, there’s a catch.

You order through Luna directly, with availability expected in March 2025.

The starting price for the Luna Ring 2 will be around $300.

Hands-on with the Luna Ring 2 smart ring shown in five finishes in a display case next to a ring size chart showing sizes six to 12

The Luna Ring 2, left, is similar in size to most modern smart rings like the RingConn Gen 2, right.

I’m also told it should be a bit lighter than the currentOura Ring.

Noise recommends that users wear the ring on their index finger, by the way.

Then, your Luna Ring 2 is sent.

Hands-on with the Luna Ring 2 smart ring shown up-close on a user’s index finger

At launch, The Luna Ring 2 will come in sizes six through 12.

Oura, meanwhile, offers the latest Oura Ring 4 in sizes four through 14.

The inside material gives the impression of some sort of high-grade plastic.

Hands-on with the Luna Ring 2 smart ring

A slight wave marking on the outside of the ring is the gear’s only real unique design element.

It’s presumably meant to face outward toward the world.

Other finishes include gold, rose gold, stainless steel and silver.

Hands-on with the Luna Ring 2 smart ring shown in its charging case in the palm of a hand

The ring feels well-made and quite comfortable on my finger.

It also doesn’t seem like it will scratch easily, though time will be the ultimate judge.

Water resistance is 50 meters and a one-year hardware warranty is included with the purchase.

The Luna Ring 2 smart ring on the left and the RingConn 2 smart ring on the right in the palm of a user’s hand

The Luna Ring 2, left, is similar in size to most modern smart rings like the RingConn Gen 2, right.

Still, that extends the machine’s battery life to a maximum of 21 days per charge.

Noise notes that the unit uses sensors made by Philips that promise 98.2% accuracy.

Another cool feature is the voice-activated AI assistant.

Samsung Galaxy Ring, AI Smart…

and “Should I eat fruit for breakfast?”

We’re barely into 2025 and thebest Oura Ring alternativecompetition is already heating up.

Both of these devices cost about the same, play nicely across smartphone platforms and come without subscriptions.

Oura Ring 4 - Brushed Silver…

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