If the extra money spent on a 2020 isn't going to cramp your style, I'd go with the 2020. Pretty much it's the same technology, just a redesign on the body. If you want to save a few $$$, then go with the 2019.
2020 Chalk, RT Limited, Dark and matching RT622 trailer and BRP hitch. BRP Drivers Backrest, Auxiliary Light, Garmin Zumo XT, GPS Support, RT Rear Panel and Travel Cover. Spyderpops LEDs on fenders, mirrors, saddlebags, top case and RT rear panel. Spyderpops Rock Guard. BajaRon Swaybar, Wolo Bad Boy horn, Freedom Windshield, Elka Shocks.