Oura Ring 4 Charger - Size 15 - Fast USB-C Charging Dock

In this review the Oura Ring 4 Charger (Size 15) proves itself as the simple, reliable way to keep an Oura Ring 4 powered for days. The bottom line: this compact USB-C charging dock is for anyone who needs a dedicated, size-specific charger that charges an Oura Ring 4 quickly and without fuss. It is not an all-in-one power solution, but it is the correct, well-built accessory when a spare or travel charger is required.

Key Features

• Size-specific design: The charger is made to fit an Oura Ring 4 Size 15 precisely, ensuring a secure connection while charging.
• USB-C to USB-C cable: Includes a USB-C cable for modern power adapters and laptop ports so charging is straightforward and standard.
• Fast charging: The ring typically reaches a full charge in about 20-80 minutes depending on remaining battery, making overnight or short boosts easy.
• Compact and portable: The small dock and cable pack easily into travel bags or a work bag for a spare charger on the go.
• App battery visibility: Battery level is visible in the Oura app by tapping the circular icon in the home tab, so users know when charging is complete.

Who It's For

The Oura Ring 4 Charger is ideal for current Oura Ring 4 owners who need a second charger for travel, the office, or as a spare at home. It suits people who value quick, hassle-free top-ups and compatibility with USB-C power sources.

It is not for users who do not own an Oura Ring 4, or for those who want a universal wireless pad; the charger is size-specific and intended only for the matching Oura Ring 4 size. If you need multi-device charging or a wireless pad for mixed accessories, look elsewhere.

Pros & Cons

Pros

• Well-built and compact, making it easy to carry in travel or work bags.
• Charges an Oura Ring 4 rapidly in many cases, reducing downtime between uses.
• Simple USB-C to USB-C setup works with modern chargers and laptops.

Cons

• Size-specific design means you must buy the exact ring size charger; it will not fit other sizes.
• Some customers consider the price high for a single-purpose charging dock.

Specifications

Our Verdict

The Oura Ring 4 Charger Size 15 is a practical, reliable accessory for Oura Ring 4 owners who need a correct, fast-charging dock for travel or as a spare. Its size-specific fit and quick charge times make it worth the purchase if convenience and minimal downtime are priorities, though buyers should expect to pay a premium for this single-purpose charger.

Frequently Asked Questions

How long does it take to fully charge an Oura Ring 4?
The ring typically charges fully in about 20-80 minutes depending on its current battery level.

How do I know the ring is charged?
Check the battery level in the Oura app by tapping the circular icon in the upper right of the home tab.

Will this charger fit other ring sizes?
No, chargers are size-specific; this unit is made for Oura Ring 4 Size 15 only.