The Samsung Galaxy Note 4's fingerprint reader is better than the Galaxy S5's fingerprint reader but it's still swipe-based. The Galaxy Note 5 fingerprint sensor is touch-based like the Galaxy S6's and that's a huge advantage.
Swipe-based fingerprint sensors aren't as practical as touch-based sensors and they can be extremely inaccurate. Read our reviews of the Galaxy Note 4 and Galaxy S5 for more details. One-touch is much more efficient than swipes.