Handhelds have the potential to be solid and look nice with extras thrown in without being overly extravagant and costly like consoles could be. Nicer for grinding as well since I can be in any comfy spot.
Originals. I like my NESs and SNESs.
Modern console remakes. Updated graphics, smoother gameplay, and new extra content is the way to go.
Handheld console remakes. Nothing better than crashing a train while actually riding a train.