Oxygen saturation (SpO 2) refers to the amount of oxygen-saturated haemoglobin relative to total haemoglobin in the blood, or put another way, the concentration of blood oxygen. The watch will automatically detect your SpO 2 level when you are still. This product is not a medical device, therefore monitoring data and results are for reference only, and should not be used as a basis for medical diagnosis or treatment. We test smartwatches during low-intensity exercise, high-intensity running and cycling as well as while resting, to see how accurately each one monitors your heart rate. We compare these results to those taken by chest belts, which are known to be much more accurate. One smartwatch we tested from a popular brand was more than 60% out when measuring heart rate at rest. Let's not forget: You're also going to wear this thing. And unlike your Timex, it's probably not going to remain in style for years. Smartwatch design is rapidly changing, so hold out until you find something you actually want to wear. And keep in mind that smartwatches are still gadgets. The coming year is sure to bring new iterations of pretty much every watch on this list, not to mention completely new ones.

The Samsung Galaxy Watch 6 is our current favorite for its streamlined design, excellent health and safety features, and useful calling and texting capabilities. Outdoor adventurers might prefer the Galaxy Watch 5 Pro, which offers a more durable titanium case, an even stronger sapphire crystal glass display, longer battery life, and a few outdoor-specific navigation features. The rotating shaft of the watch has passed strict durability tests, and is equipped to meet the requirements of daily use. To prolong the lifespan of the product, do not forcibly move the cover. Moving on to the earbuds, you’re not compromising much compared to a traditional pair of wireless buds in terms of features. They support the AAC, SBC and Huawei-proprietary L2HD audio codecs. You also get an EQ adjustment option within the Huawei Health app for finer tuning over the audio output. It provides a 30m Working range of Bluetooth Wireless Connection, and is equipped with the latest Bluetooth technology. Built-in HD speaker with advanced control chip to ensure HD sound quality, offers your excellent experience of Calling. You also can enjoy Music by V08 at home or in office. Easy to activate Siri (or Google voice assistant) while driving or working.The adaptive identification technology for the left and right earbuds is dependent on head movement and body posture. You can nod your head while wearing both earbuds to improve the accuracy of this technology. Actual accuracy may vary depending on factors like wearing duration and body posture.

Much like the smartphone market, smartwatches have come to a period of relative standardization with similar designs and features over the last few years. Huawei decided to bring a breath of fresh air to the market with the Huawei Watch Buds - a full-fledged smartwatch with magnetically attached wireless earbuds inside its casing. The resulting product is not the first of its kind on the market but it’s the first one from a major tech brand and as such deserved our attention.Fortunately, cross-compatibility is a lot better than it used to be, but there are still some things to bear in mind. ATM: Resistant to pressure equivalent to a depth of 50 metres. Splash- and showerproof, can be worn swimming and snorkelling in shallow water.

The headphones are so tiny, you may wonder if they are easy to operate. Huawei has thought of everything here, too. The earbuds read the vibrations of the ear, so you can touch not only them but the entire auricle.

Which Smartwatches Have Cellular and Are They Worth the Money?

The whole concept seems great for people who hate carrying their earbuds or have a tendency to misplace them. But how does the added functionality affect the smartwatch and are these tiny earbuds any good? Here’s what we found out. Design The ANC performed adequately in louder environments like train commutes or battling the music in the gym, but you do need to make sure you get an optimal fit. Samsung didn't reinvent the wheel with its latest flagship smartwatch, but it didn't have to. This newest version features a bigger, brighter 2,000-nit display, at the expense of some battery life, with the same sleek design as its predecessor. When placing the earbuds in the watch, attach the earbuds to the cover. Do not directly insert the earbuds into the earbud compartments.