Kamen Rider Kuuga vs Armadimon: who would win?

Kamen Rider Kuuga favored — Slight edge (~55%)

Kamen Rider Kuuga · Kamen Rider · Amazing Mighty Form

Tier

6-C

Attack Potency

Island Level

Speed

Superhuman, up to Hypersonic

Durability

Island Level

Armadimon · Digimon · Digmon

Tier

6-C

Attack Potency

Wall Level

Speed

Massively Hypersonic+, up to Relativistic

Durability

Island Level

A heuristic estimate from normalized VS Battles Wiki stats: tier, attack potency, speed and durability.