Independent · research-based · 2026
Smartwatches,
Smartwatches,
decoded.
Reviews, buying guides and how-tos for wearable tech — cross-checked against official specs and expert testing, so you choose with confidence.
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For most Android users, the Google Pixel Watch 3 is the strongest Read more - Comparing Battery Life: Which Smartwatch Lasts the Longest?
The quest for a longer-lasting smartwatch is nothing new—battery life remains one Read more - Can a Smartwatch Measure Blood Pressure Accurately?
Short answer: a few smartwatches can estimate blood pressure, but they are Read more - What Is SpO2 on a Smartwatch, and How Accurate Is It?
SpO2 on a smartwatch is an estimate of your blood oxygen saturation Read more - How Accurate Are Smartwatch Calorie Counts?
Smartwatch calorie counts are best treated as rough estimates, not precise measurements. Read more - Do Smartwatches Emit Harmful Radiation? The Science
Smartwatches do emit a small amount of radiation, but it is non-ionizing Read more - Can a Smartwatch Track Sleep Stages Accurately?
A smartwatch can give you a useful, reasonably accurate picture of your Read more - Do You Need a Data Plan for a Smartwatch? LTE vs Wi-Fi
For most people, the short answer is no — you do not Read more - Are Smartwatches Waterproof? Water-Resistance Ratings
The short answer: no mainstream smartwatch is truly “waterproof.” Manufacturers and standards Read more