Sunk Cost sunkcost.ai Data checked 2026-09-03

gpt-oss-20b vs Gemma 4 E4B

Neither has a clear lead on the index. Gemma 4 E4B is the smaller download at 5.2 GB, so it runs on cheaper hardware.

gpt-oss-20bGemma 4 E4B
Intelligence index99
ClassBelow every hosted tierBelow every hosted tier
Weights12 GB5.2 GB
QuantisationMXFP4QAT Q4_0
Parameters20.9B (3.6B active)8B (4.5B active)
Max context128k128k
API price per 1M$0.02 in / $0.1 out$0.02 in / $0.1 out
LicenceApache 2.0Apache 2.0
Cheapest machine that runs itMac mini M6, 24GB $1,099Mac mini M6, 16GB $899
Summarising good not rated
Translation usable not rated
Everyday coding good not rated
Reasoning & maths usable not rated
Agentic work usable not rated

Ratings are coarse on purpose. Speeds and pay-back depend on the machine — open either model's page for the full list, or see both against the frontier. Context is 32k throughout.