Survival match whose victor earns a special prize. Unlike LH though, VR's contestants aren't toku heroes. The armor itself is the prize

Both shows show a struggle to collect items for a wish, but Legend Hero is a survival match and Sazer X is about fighting Aliens

Tokusatsu Heroes battling a survival deathmatch for a wish granted to the sole victor

Main character are both naive and friendly

Main characters motif are both dragons

Comedy film also starring Vice Ganda

Breaking the 4th wall: references to Petra from Private Benjamin

Build comes before the 20th Heisei anniversary

W comes after the 10th Heisei anniversary

both have dual colored riders

both have an ultimate form accessed by rider fusion

Crossover movies from anniversary seasons symbolizing the passing of the torch welcoming the upcoming era

Unofficial Super Sentai Entries implied to exist in the same universe

both are approved by produced in association with Toei

Both use imagination to power up their vehicles (Kiramentality)

Trains are used as mecha (by the villain in Kiramager)

Both aren't well written, sorry I had to say it hahaha

sister series, both made by the same company

armor hero xt is mentioned a few times in giant saver

exists in the same universe

both are heisei anniversary seasons celebrating their respective decades

both use returning actors