Kamen Rider X vs Patamon: who would win?

Too close to call

Kamen Rider X · Kamen Rider · Skyrider, Super-1 & ZX

Tier

1-C

Attack Potency

Complex Multiverse Level

Speed

High Hypersonic, up to Ftl+

Durability

Multi-City Block Level, up to Complex Multiverse Level

Patamon · Digimon · Seraphimon

Tier

1-C

Attack Potency

Complex Multiverse Level

Speed

Immeasurable

Durability

Below Average Human Level, up to Island Level

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