Kamen Rider Birth (Akira Date) vs Sonic the Hedgehog (Paramount): who would win?

Sonic the Hedgehog (Paramount) favored — Slight edge (~55%)

Kamen Rider Birth (Akira Date) · Kamen Rider · Kamen Rider Birth Prototype

Tier

5-B

Attack Potency

Planet Level

Speed

Ftl

Durability

Planet Level

Sonic the Hedgehog (Paramount) · Sonic · Super Sonic

Tier

5-B

Attack Potency

Planet Level

Speed

Massively Ftl+

Durability

Planet Level

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