Captain America (William Burnside) vs Rantaro Amami: who would win?

Captain America (William Burnside) favored — Slight edge (~55%)

Captain America (William Burnside) · Marvel · Base

Tier
9-A
Attack Potency
Small Building Level
Speed
Hypersonic
Durability
Wall Level+, up to Small Building Level

Rantaro Amami · Danganronpa · Base

Tier
9-A
Attack Potency
Small Building Level
Speed
Average Human
Durability
Small Building Level

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