What the New Oura Ring 5 Is and Why Its Design Matters
Oura Ring 5 is a next-generation thin wearable ring that combines a dramatically slimmer physical design with upgraded sensors and app-based health insights to deliver continuous, more comfortable tracking of sleep, recovery and daily activity. The headline change in the Oura Ring 5 design is its slimming: the case is 40% smaller than Oura Ring 4, only 2.28mm thick and 6.09mm wide, according to Droid Life. That puts it below the 8mm width of Oura Ring 4 and the roughly 7mm RingConn, making it the thinnest smart ring thickness spec among major competitors described so far. This shrinking matters because smart rings have long felt bulky compared with traditional jewelry, limiting all-day and night wear. By pushing dimensions closer to a normal band, Oura is betting that comfort will drive more consistent data and stronger habit formation.
Thinner Than Rival Smart Rings: Comfort and Daily Wearability
Smart rings often trade comfort for capability, but Oura Ring 5 tries to break that pattern. Lifehacker notes that at 6mm wide, Oura’s latest model undercuts the roughly 7mm RingConn and the about 8mm Oura Ring 4, setting a new benchmark for smart ring thickness. In theory, a thinner profile should snag less on pockets and sleeves, feel less intrusive during typing or weight training, and sit closer to how a traditional band wears. Oura also altered the interior, reintroducing smaller sensor bumps to improve skin contact, which may enhance accuracy while still reducing bulk. For many users, the practical question is whether the ring feels like something to manage or something you forget you are wearing. If the size reduction delivers on that second outcome, it strengthens the case for wearing Oura Ring 5 around the clock rather than only at night.
Sensor Improvements and New Oura Ring 5 Features in the App
The slimmer case is matched by a reworked sensing system. Oura describes Ring 5 as its “most accurate generation yet,” with more powerful LEDs and optimized sensor positioning to bring hardware closer to the skin. Droid Life reports “12 optimal signal pathways” aimed at better readings across different fingers and skin tones. For numbers-focused users, Oura cites a 12% improvement in average overnight HRV accuracy compared with Ring 4, and a 24% gain in workout heart rate signal quality that translates into a 19% accuracy boost for activities like running, cycling, and walking. On the software side, Lifehacker highlights new in-app workout metrics and a Health Radar feature that flags patterns suggesting high blood pressure or breathing disturbances such as possible sleep apnea, without diagnosing conditions. Oura is also adding tools tailored to GLP-1 users, helping track weight, dosage, and side effects inside the same app ecosystem.
Battery Life, Pricing and the Value Question
A key concern with any thin wearable ring is battery life, and Oura Ring 5 tries to calm those fears. Despite its smaller body, Droid Life notes a battery estimate rising from 5–8 days on Ring 4 to 6–9 days on Ring 5, a meaningful bump if real-world performance holds up. That endurance is important because daily wearability is only useful when users are not hunting for a charger every few days. The financial side is tougher. According to Droid Life, Oura Ring 5 starts at USD 399 (approx. RM1,860) for the lowest-priced Silver model and reaches USD 499 (approx. RM2,330) for other finishes, while Lifehacker lists black and silver at USD 399 (approx. RM1,860) and USD 499 (approx. RM2,330) for the rest. An Oura subscription remains USD 5.99 (approx. RM28) per month or USD 69.99 (approx. RM326) per year, which buyers must factor into the long-term value.
Upgrades, Trade-Offs and Who Oura Ring 5 Is For
The move to a thinner, lighter case, plus sensor and software upgrades, pushes Oura Ring 5 toward a more refined, health-first accessory. It should feel closer to normal jewelry while promising better HRV and workout readings and more proactive alerts through Health Radar. Yet there are trade-offs that affect the value proposition. Sizing has changed, and Lifehacker notes that the range now runs from size 6 to 13 with a recommendation to order a new sizing kit, which complicates upgrades from earlier models. The new form factor also requires a different charger, meaning existing charging cases for Ring 4 will not work with Ring 5. For people who care most about comfort, continuous wear and subtle design, the new Oura Ring 5 design and its thinner profile may justify both the higher upfront cost and membership. For casual trackers, the subscription plus hardware premium may be harder to defend.