Hands-On with 4 New Smart Rings – Raw First Impressions

First impressions of four new smart rings: Mirror Ring, Tesla Ring, VIV Ring, and the SR08 with a display. No script, no fluff—just honest thoughts straight from the desk. What surprised me, what let me down, and what might actually be worth your attention?

Circular 2 – Hype or Hope?

Circular 2 promises ECG, ovulation tracking, and blood pressure monitoring – all without a subscription. Sounds great, but what’s real and what’s just hype? I share my experience and why the ring's vibrations aren’t just a small detail.

Best Smart Ring: STEPS 👣

Which smart ring tracks steps the most accurately? I spent a week using the StepWatch 5 ankle device as a reference to compare the step-tracking accuracy of the best smart rings and other popular wearables. How did favorites like Oura, Ultrahuman, RingConn, Whoop, and Garmin perform?

Best Smart Ring: SLEEP 💤

Which smart ring measures sleep best? I spent a night in a sleep lab to compare the sleep tracking accuracy of the top models against the gold standard—polysomnography (PSG). How did Oura, Samsung, Ultrahuman, and others perform? The results might surprise you!

RingConn Gen 2 Air – Is This the Best Budget Smart Ring?

RingConn has launched a budget-friendly version of its smart ring—the Gen 2 Air. I tested it for a month, focusing on key features, battery life, and pricing. This review compares it with the premium Gen 2 to help you decide which one suits you best.

How did I fix three Circular rings at once.

Let me share a strange experience. Maybe you've heard rumors about defects and poor customer service from Circular. Well, I faced a critical issue—Error ES02: Upload Error. Luckily, I had a second Circular Slim for testing. Then things got even stranger!

CES 2025 & Smart Rings

CES (Consumer Electronics Show) is an annual showcase of technological innovations. Each year, we can see more and more representatives of smart rings. So, what stood out to me this year?

Ultrahuman Ring: How Does Its Smart Alarm Work?

A highly requested feature is here! Ultrahuman has introduced the long-awaited smart alarm functionality. It promises comfort, a scientific approach to sleep, and an improved morning routine. How does it work, what does it offer, and how does it compare to other devices?

Samsung Galaxy Ring – Too Expensive? How to Set It Up on iPhone? First Impressions!

Samsung Galaxy Ring: First, Second, and Third Impressions After Weeks of Use. A Luxury Charging Case but a Plastic Ring? Or Not? And How to "Use" It If You Have an iPhone?

Smart Ring Oura Gen 4 vs. Smart Watch Garmin Fenix 8: Step Tracking Accuracy 🚶

Garmin's top-tier watch, the new Fenix 8, vs. the scientific step-tracking device Modus StepWatch 5 vs smart ring Oura Gen 4.

😴 Polysomnography & Smart Rings 💍: A Sneak Peek for the Impatient

I’ve received plenty of messages asking about the results from the sleep lab and how the various smart rings performed. Unfortunately, I still don’t have the official results, but I do have some basic data to share for those interested. Here's a quick overview!

💍Smart rings & 🏷️ Black Friday 2024

The holidays of capitalism 🎉, Black Friday and its counterparts (Cyber Monday, Christmas?), are here! And if I put aside the often overwhelming aftertaste of consumerist marketing, I have to admit it's a chance to save some money. Maybe even on a new smart ring.