Kamen Rider V3 (The Next) vs Batman (Justice League Action): who would win?

Too close to call

Kamen Rider V3 (The Next) · Kamen Rider · Shiro Kazamii

Tier
9-A
Attack Potency
Small Building Level
Speed
Superhuman, up to Subsonic+
Durability
Small Building Level

Batman (Justice League Action) · DC · Base

Tier
9-A
Attack Potency
Small Building Level
Speed
Superhuman, up to Subsonic+
Durability
Small Building Level

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