Sonic the Hedgehog (Sonic Boom) vs Matasaka Kamishiro: who would win?

Matasaka Kamishiro favored — Slight edge (~55%)

Sonic the Hedgehog (Sonic Boom) · Sonic · Base

Tier
7-C, up to HIGH 6-A
Attack Potency
Town Level+, up to Multi-Continent Level
Speed
Transonic, up to Ftl
Durability
Town Level+, up to Multi-Continent Level

Matasaka Kamishiro · Tokyo Ghoul · Base

Tier
7-C, up to HIGH 7-C
Attack Potency
Large Town Level, up to Town Level+
Speed
Sub-Relativistic+, up to Relativistic
Durability
Large Town Level, up to Town Level+

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