Android, iOS If ever two smartwatches were so close in specs as well as looks, it's these two. But look closely and there are a few notable differences that could sway you toward one over the other. Most notably with the Galaxy Watch 3 is the seamless connection with other Samsung devices, including Galaxy smartphones, which makes it an obvious choice, particularly for Galaxy smartphone owners. But don't count the Fossil Gen 5e out just yet. Fossil Gen 5e vs. Samsung Galaxy Watch 3: When it comes down to fitness Source: Andrew Martonik / Android Central Samsung has a ton of robust features in the Watch 3 when it comes to fitness, including 120+ fitness programs tracking 40 different activities of all kinds, from running to swimming. It can even automatically detect seven common activities and start tracking them if you forget to do so manually. You'' get real-time feedback after a run, getting down to very specific details, like how balanced you were throughout your run.