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DeepSeek-V4.1-Flash-20260910 (Max) vs MiMo-V2.5-Pro

DeepSeek-V4.1-Flash-20260910 (Max) and MiMo-V2.5-Pro are about even on Arena (1464 vs 1464): in a blind vote each wins about half the time.

DeepSeek-V4.1-Flash-20260910 (Max)1464Arena chat · #38 of 417
MiMo-V2.5-Pro1464Arena chat · #37 of 417

Arena scores by category

CategoryDeepSeek-V4.1-Flash-20260910 (Max)MiMo-V2.5-ProAhead
Chat14641464about even
Coding16181480DeepSeek-V4.1-Flash-20260910 (Max)

Scores from blind human votes on Arena. A gap under 10 points is too small to call.

Size and where to use them free

DeepSeek-V4.1-Flash-20260910 (Max)MiMo-V2.5-Pro
Made bydeepseekxiaomi
Sizenot public1023.2 B (43.8 B active)
4-bit download—621 GB
Use it freeMIT licensedownload and run at home · MIT license

Speed at home

HardwareDeepSeek-V4.1-Flash-20260910 (Max)MiMo-V2.5-Pro
RTX 3090online onlydoes not fit
RTX 4090online onlydoes not fit
RTX 5090online onlydoes not fit
RX 7900 XTXonline onlydoes not fit
Mac M4 Max 128 GBonline onlydoes not fit
Ryzen AI Max+ 395 128 GBonline onlydoes not fit

Estimates at 4-bit with an 8K context, 64 GB of system RAM for offload, calibrated on 44 real llama.cpp tests.

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