Question: what is the difference between apple watch gen 2 and gen 3?
Answer: The Apple Watch Series 2 was a lot faster than the first generation. The Apple Watch Series 3 is even faster. Thanks to the W2 chip and improved dual processor, the Apple Watch Series 3 is up to 70% faster than the Series 2. ... Just like Series 2, Series 3 is completely waterproof so you can use it to swim.