Kamen Rider Mach vs Patamon: who would win?

Patamon favored — Slight edge (~55%)

Kamen Rider Mach · Kamen Rider · Dead Heat Mach

Tier

1-C

Attack Potency

Complex Multiverse Level

Speed

Ftl

Durability

Wall 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.