The Oura Ring 5 and RingConn Gen 3 are being compared by reviewers, with some noting that Oura has closed the gap with its competitor. The Oura Ring 5 is considered one of the best smart rings available, but its value and whether it's worth an upgrade are being questioned. Some reviewers have also explored alternatives to the Oura Ring, including the RingConn Gen 3, which may offer advantages such as no monthly subscription fee.