Elasti-Girl vs Clara: who would win?

Elasti-Girl favored — Favored (~65%)

Elasti-Girl · DC · Base

Tier
10-C
Attack Potency
Below Average Human Level
Speed
Massively Ftl+, up to Omnipresent
Durability
Unknown

Clara · Honkai: Star Rail · Base

Tier
10-C, up to 4-C
Attack Potency
Below Average Human Level, up to Star Level
Speed
Supersonic
Durability
Star Level

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