Saw vs Winter Soldier (Marvel Comics): who would win?

Too close to call

Saw · Sakamoto Days · Base

Tier
9-B
Attack Potency
Wall Level+
Speed
Supersonic
Durability
Wall Level+

Winter Soldier (Marvel Comics) · Marvel · Base

Tier
9-B, up to 5-B
Attack Potency
Wall Level+, up to Planet Level
Speed
Transonic, up to Hypersonic
Durability
Wall Level+, up to Planet Level

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