Sleep trackers — wearable devices that monitor all your vitals — provide detailed summaries of your sleep cycle so you know how many hours of REM, deep, and light sleep you're getting. Most fitness trackers come equipped with sleep tracking these days, but choosing the best from that bunch is not as straightforward. These days, sleep trackers come in all shapes and sizes, and fortunately, our experts here at Mashable have tested them all.

Sleep Week 2026 runs March 8 through 14, a week dedicated to spreading awareness on getting a better night's sleep, and it's the perfect time to focus on your sleepmaxxing routine. Now is a great time to shop our favorite sleep trackers, as many retailers have Sleep Week savings. So if you're ready to dig deep into your sleep data, here are the best sleep trackers of 2026.