Oura Ring 5 is the benchmark. Samsung Galaxy Ring 2 is the challenger — arriving early 2027 with rumored solid-state battery and no subscription. Pick any two or three to compare, or scan the leaderboards below.
Pick any two or three rings — the winner in each row is marked automatically.
The category winners, and the data behind them. Every number traces to a published or leaked spec.
Standalone runtime well ahead of the next closest (RingConn Gen 3, up to 14 d).
Cheapest device we track, and never requires a subscription.
Manufacturer's stated maximum, in days — higher is longer.
Multi-day battery is the ring category's signature. Devices with no published runtime aren't shown.
Device price — lower is cheaper. Excludes optional subscriptions.
Device floor price only. Oura's required membership ($5.99/mo) is excluded from this figure.
The health-sensor split is the real differentiator between rings.
A filled dot means the ring ships the sensor; hover any dot for the exact spec.
40% smaller, blood pressure signals, physician care. Shipping now from $399, plus $5.99/mo.
Full roadmap →40% smaller, blood pressure signals, physician care. Shipping now from $399, plus $5.99/mo.
Full roadmap →Ultrahuman Ring Pro ships now at $479 with 15-day battery and no required subscription. Just cleared back into the US.
Full roadmap →Galaxy Ring 2 delayed to early 2027. The current ring isn't worth buying in the meantime unless you need it today.
Full roadmap →Galaxy Ring 2 delayed to early 2027. The current ring isn't worth buying in the meantime unless you need it today.
Full roadmap →RingConn Gen 3 taps your finger for health alerts. No subscription, $349.
Full roadmap →RingConn Gen 3 taps your finger for health alerts. No subscription, $349.
Full roadmap →Sleep, recovery, advanced health sensors or all-day wear — answer a few questions and we'll match you to the ring that fits.
Updated July 2026 · Specs verified from manufacturer announcements and confirmed reports. Some specs are estimated or rumored — see individual roadmap pages for sourcing.