Supplementing Flybob's comments, also listen for sound quality/volume. With some of the smaller, cheaper TV's, the audio capability seems to be an afterthought. We bought one for our old RV that you could barely hear at full volume if seated 8 feet away.
2015 Shamrock 231KSS, Oyster shell
2016 Chev Silverado LT Z71 Ext. Cab, 4x4, 5.3L V/8
Reese Straight Line WDH, 2000W Honda Gen.
2 Old Town kayaks & 2 Boston Terriers - Zoey/Gonzo
Lar & Ruth
55 nights camping in 2015, 45 in 2016