Kamen Rider Delta vs Mason cannon: who would win?

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

Kamen Rider Delta · Kamen Rider · Kamen Rider Delta

Tier

7-C

Attack Potency

Town Level+

Speed

Relativistic+, up to Speed Of Light

Durability

Town Level+

Mason cannon · Marvel · Base

Tier

HIGH 7-C

Attack Potency

Large Town Level

Speed

Massively Hypersonic+, up to Speed Of Light

Durability

Unknown

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