This year's Apple Watch looks just like last year's Apple Watch . The Series 3, which comes in two sizes and starts at $399, has few new features other than Siri's newfound ability to chime in at really awkward times.
An always-on LTE connection totally changes what you can do with a Watch; It's an impressive fitness tracker; Believe it or not, Siri's pretty great
The battery lasts a day in the best case---and often less; The Watch's interface still takes too long to figure out