The Apple Watch's Biggest Weakness Makes the Best Case for an Apple Ring
Commentary: The Apple Watch is the most accurate wearable I've tested, but its battery life is holding it back.
Vanessa Hand Orellana
CNET
3 min read
6/10
Key Takeaways
Apple Watch battery life is typically rated at 18 hours, requiring nightly charging that disrupts sleep tracking.
The Oura Ring Gen 3 lasts up to 7 days on a single charge, offering continuous health data collection.
Apple has filed over 20 patents related to smart ring technology, including sensors for heart rate, ECG, and gesture control.
The global smart ring market is projected to grow at 25% CAGR, reaching $2.3 billion by 2030.
Samsung's Galaxy Ring, launched in 2024, already supports sleep tracking and heart rate monitoring with 7-day battery life.
The Apple Watch's greatest weakness isn't its accuracy or features—it's that you have to charge it every day. That daily ritual is more than an inconvenience; it's a fundamental barrier to continuous health monitoring and a key reason why a new product category—the Apple Ring—makes more sense than ever. For years, Apple has dominated the premium smartwatch market with the most accurate wearable on the market. But battery life has remained stubbornly short, typically around 18 hours on a single charge. This means users must take their watch off every night to charge, missing critical sleep data and breaking the seamless health tracking promise. Meanwhile, competitors like Oura and Samsung have proven that a ring form factor can deliver days or even weeks of battery life while still tracking heart rate, sleep stages, and activity. The contrast is stark: an Oura Ring can last up to seven days, while the Apple Watch struggles to get through a full day and night. Apple has not officially announced a smart ring, but the company holds multiple patents for ring-shaped devices capable of health sensing, gesture control, and even interacting with other Apple products. Industry analysts believe an Apple Ring could launch as early as 2025 or 2026, positioning it as a companion to the Watch rather than a replacement. The logic is compelling: use the Watch for workouts and on-screen interactions, and wear the Ring 24/7 for uninterrupted health data. The Apple Ring would solve the Watch's biggest weakness—battery anxiety—while extending Apple's health ecosystem into a continuous, always-on form factor. It could also open new use cases like contactless payments without pulling out a phone, subtle gesture controls for AR glasses, or even emergency alerts. But the real prize is sleep tracking. Without nightly charging, the Apple Ring could monitor sleep stages, detect apnea risks, and provide morning readiness scores—all areas where Apple currently lags behind dedicated sleep wearables. The broader implications are significant. If Apple enters the smart ring market, it could accelerate adoption of wearables beyond the wrist, similar to how the AirPods popularized truly wireless earbuds. It would also pressure Samsung, Oura, and other players to innovate faster. However, challenges remain. The ring's smaller size limits battery capacity, sensor placement, and durability. Apple would need to balance slim design with all-day battery life, likely targeting five to seven days to match rivals. Privacy and data security will also be critical, as a ring constantly worn will generate even more intimate biometric data. What happens next is a waiting game. Apple has not confirmed any plans, but the patent filings and supply chain whispers suggest development is underway. The next major milestone will be whether Apple mentions health sensors or ring form factors in a future keynote. For now, the Apple Ring remains a tantalizing possibility—one that could finally free users from the charger and redefine what a wearable can be. The Apple Watch's biggest weakness might just be the best case for an Apple Ring.
Frequently Asked Questions
An Apple Ring is a rumored wearable device in the form of a smart ring that would track health metrics, enable contactless payments, and control Apple devices via gestures. Apple has filed multiple patents for ring-shaped technology, though no official product has been announced.
No, the Apple Ring is expected to complement rather than replace the Apple Watch. The Watch would remain the primary device for workouts, messaging, and apps, while the ring offers 24/7 health tracking, particularly sleep monitoring, without battery anxiety.
Current Apple Watch models are rated for up to 18 hours of typical use, requiring nightly charging. This is significantly shorter than smart rings like the Oura Ring, which can last up to seven days.
Apple has not officially confirmed a smart ring product. Industry analysts predict a launch could occur in 2025 or 2026 based on patent filings and supply chain reports, but no date has been set.
Potential features include heart rate and blood oxygen monitoring, sleep tracking, gesture controls for Apple devices, contactless payments via Apple Pay, and emergency SOS. The ring would likely integrate with Apple Health and other ecosystem apps.