It lacks an always-on display and some of the Series 6's more advanced health features, however, including the ability to take an ECG and measure the oxygen saturation of your blood. If you’re wondering between the Apple Watch Series 6 40mm and 44mm, read on as we discuss the differences.

The display of third-party trademarks and trade names on this site does not necessarily indicate any affiliation or the endorsement of PCMag. Apple says it increased the maximum brightness of the display from 200 nits to 500 nits when your wrist is down, which makes it easier to see in the sunlight. All-day battery life is based on the following use: 90 time checks, 90 notifications, 45 minutes of app use and a 60-minute workout with music playback from Apple Watch via Bluetooth, over the course of 18 hours; Apple Watch SE (2nd generation) (GPS) usage includes connection to iPhone via Bluetooth during the entire 18‑hour test; Apple Watch SE (2nd generation) (GPS + Cellular) usage includes a total of 4 hours of 4G LTE connection and 14 hours of connection to iPhone via Bluetooth over the course of 18 hours.The Series 6 uses similar technology as a pulse oximeter—the device they clip onto your finger at the doctor's office—to measure your blood oxygen saturation. I added the elevation complication to my watch face, and it was interesting to see it change in real time, especially as I approached the beach near my house, which in certain areas is below sea level, according to the Series 6.

A portion of the proceeds from every (PRODUCT)RED purchase goes to the Global Fund to fight AIDS and mitigate the impact of COVID-19 with (RED). Train like never before with the enhanced Workout app, featuring advanced metrics and views to help fuel your workouts. If you already own a Series 5, the Series 6 is really only worth the upgrade if you absolutely must have the always-on altimeter or SpO2 readings.

Made with 95% recycled aerospace-grade titanium for the perfect balance between weight, ruggedness and corrosion resistance.

We’re pushing our VO2 max just thinking about seeing new sensors (and no finicky Force Touch) inside this latest model, so let’s get our blood pumping with some very small-space exercise. They can also get help in an emergency — all over the world by simply pressing and holding the side button. When you start a blood oxygen scan, you'll see a 15-second countdown timer on the screen along with a relaxing blue and red graphic. Testing conducted by Apple in August 2023 using pre-production Apple Watch Series 9 (GPS) and Apple Watch Series 9 (GPS + Cellular), each paired with an iPhone; all devices tested with pre-release software, Apple Watch Magnetic Fast Charging USB‑C Cable (Model A2515) and Apple 20W USB‑C Power Adapter (Model A2305). The Series 6 delivers two key features that build upon this greatly, and can help keep you safe in the age of COVID-19—an SpO2 sensor that lets you monitor your blood oxygen saturation level, and a countdown timer that keeps you honest when washing your hands.At the end, it all boils down to your personal preference, because you might want a bigger, bulkier watch, even if you have a small wrist, or the opposite. The Series 6 comes in 40mm and 44mm case sizes, and three different case materials: 100 percent recycled aluminum, polished stainless steel, or brushed titanium. The user you're setting it up for will have their own account and phone number through a separate cellular plan (the feature is only available on cellular watch models). In the Health app on your iPhone, you can view a record of all your measurements and see graphs of your blood oxygen level readings for the day, week, month, or year. Crash Detection with advanced sensor-fusion algorithm trained on over 1 million hours of real-world drive and crash data to detect a serious car crash.

They can also get help in an emergency all over the world by simply pressing and holding the side button. According to Apple, the Series 6 offers the same 18-hour battery life as the Series 5, but drains less battery when streaming music and tracking certain workouts like indoor and outdoor runs.Next, you can optionally enable automatic updates; if you do, you'll receive a notification before the update is installed. Add a cellular plan to stay connected in more places than ever, even when you don’t have your phone.