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

MiniCPM5 2B vs Qwen3.5 4B

Neither has a clear lead on the index. MiniCPM5 2B is the smaller download at 1.6 GB, so it runs on cheaper hardware.

MiniCPM5 2BQwen3.5 4B
Intelligence index1313
ClassBelow every hosted tierBelow every hosted tier
Weights1.6 GB2.7 GB
QuantisationQ4_K_MQ4_K_M
Parameters2.5B4.7B
Max context128k256k
API price per 1M$0.06 in / $0.25 out$0.06 in / $0.25 out
LicenceApache 2.0Apache 2.0
Cheapest machine that runs itMac mini M6, 16GB $899Mac mini M6, 16GB $899
Summarising not rated not rated
Translation not rated not rated
Everyday coding not rated not rated
Reasoning & maths not rated not rated
Agentic work not rated 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.