Kamen Rider Delta vs Markus Wulfhart: 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+

Markus Wulfhart · Warhammer Fantasy · Base

Tier

7-C, up to 6-C

Attack Potency

Town Level+, up to Island Level

Speed

Supersonic, up to Massively Hypersonic

Durability

Town Level+, up to Island Level

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