MiMo V2 Pro vs Qwen3.5 397B A17B
Wins 2 of 6 areas
Coding · Agents
Wins 3 of 6 areas
Reasoning · Long documents · Following instructions
Qwen3.5 397B A17B wins more areas, narrowly.MiMo V2 Pro is better at coding.
Scores updated · 20 tests both models report · How we compare
Where each one wins
Tests won in each of the six areas where both have results. Each piece is one test, so a longer bar means more evidence; grey means the two scored within a point of each other.
- ReasoningHard problems that need careful thinking12Qwen3.5 397B A17B2 of 3 tests
- Long documentsFinding answers in very long texts01Qwen3.5 397B A17B1 of 1 test
- Following instructionsDoing exactly what it is asked01Qwen3.5 397B A17B1 of 1 test
- CodingWriting and fixing software31MiMo V2 Pro3 of 5 tests · 1 tie
- AgentsCarrying out multi-step tasks on its own10MiMo V2 Pro1 of 1 test
- FactsGetting facts right instead of making them up11Even1 each
Agents, long documents and following instructions rest on a single test each.
What it costs
Prices per million tokens, roughly 750,000 words. The bars show the cost of a million tokens read plus a million written.
The biggest differences
The three tests each model wins by the widest margin. Scores are out of 100.
Where Qwen3.5 397B A17B pulls ahead
- Follows unfamiliar, precisely checkable instructionsIFBench+10points ahead
- Reasons across sets of long documentsAA-LCR+9points ahead
- Answers hard knowledge questions correctlyAA-Omniscience · Accuracy+4.2points ahead
Where MiMo V2 Pro pulls ahead
- Avoids making up answers it doesn't knowAA-Omniscience · Non-hallucination+58.9points ahead
- Real work tasks from 44 professionsGDPVal+30.4points ahead
- Fixes real GitHub issues in many programming languagesSWE-bench Multilingual+2.4points ahead
Every test, side by side
All 20 tests both models report. The winning score is in its model's colour; marks a score checked independently.
CodingMiMo V2 Pro
- LMArena · WebDevMiMo V2 Pro by 33 rating points14331400+33 rating
- SWE-bench MultilingualMiMo V2 Pro by 2.471.769.3+2.4
- SciCodeQwen3.5 397B A17B by 2.342.544.8+2.3
- SWE-bench VerifiedMiMo V2 Pro by 1.67876.4+1.6
- Terminal-Bench Hardtie40.940.9tie
ReasoningQwen3.5 397B A17B
- GPQA DiamondQwen3.5 397B A17B by 2.38789.3+2.3
- CritPtQwen3.5 397B A17B by 1.40.31.7+1.4
- Humanity's Last ExamMiMo V2 Pro by 1.430.429+1.4
FactsEven
- AA-Omniscience · Non-hallucinationMiMo V2 Pro by 58.97011.1+58.9
- AA-Omniscience · AccuracyQwen3.5 397B A17B by 4.226.630.8+4.2
Following instructionsQwen3.5 397B A17B
- IFBenchQwen3.5 397B A17B by 1068.878.8+10
Other results7 tests, not counted
Tests outside the eight areas. They are not counted above: several are summary scores built from other tests, or the same test under another name.
- AA Agentic IndexMiMo V2 Pro by 52.262.810.6+52.2
- AA-OmniscienceMiMo V2 Pro by 35.34.6-30.8+35.3
- AA IntelligenceMiMo V2 Pro by 10.228.618.4+10.2
- Artificial Analysis Coding IndexQwen3.5 397B A17B by 6.841.448.2+6.8
- PinchBenchQwen3.5 397B A17B by 5.68186.6+5.6
- Terminal-Bench 2.0MiMo V2 Pro by 4.657.152.5+4.6
- τ²-Bench Telecom (AA run)tie9595.6tie
Questions people ask
Which is better, MiMo V2 Pro or Qwen3.5 397B A17B?
Qwen3.5 397B A17B wins three of the six areas where both have results: reasoning, long documents and following instructions. MiMo V2 Pro wins coding and agents. They are level on facts.
Which is better for coding?
MiMo V2 Pro. It wins 3 of the 5 coding tests both models report; Qwen3.5 397B A17B wins 1, and 1 is a tie.
How do you compare the two?
We use the 20 benchmark tests both models have published scores on. The verdict counts the 13 tests in the eight capability areas, and a gap under one point (ten on rating-style scales) counts as a tie. The other 7 are listed but not counted, because several are summary scores or repeat a test. Each score is the one shown on the model's own page.