Model comparison
Kimi K2.6 vs MiMo-V2.6-Pro
MiMo-V2.6-Pro is the stronger model overall, scoring 50.3 to 47.7 on the Noometry Index.
Last verified . 18 shared benchmarks.
Summary
- They share 18 benchmarks with published results for both. Kimi K2.6 scores higher in 3 categories and MiMo-V2.6-Pro in 7 categories; 10 gaps are clear of the uncertainty.
- The widest gap is in agentic & tool use, where MiMo-V2.6-Pro leads 37.5 to 21.9.
- The biggest single-benchmark swing is ProofBench: 16% for Kimi K2.6 and 70% for MiMo-V2.6-Pro.
- MiMo-V2.6-Pro is cheaper at $0.43 / $0.87 per million input/output tokens, against $0.95 / $4 for Kimi K2.6.
- MiMo-V2.6-Pro accepts more context: 1.05M tokens versus 262K.
Side by side
| Kimi K2.6 | MiMo-V2.6-Pro | |
|---|---|---|
| Provider | Moonshot AI | Xiaomi |
| Noometry Index | 47.7 | 50.3 |
| Released | 2026-04-20 | 2026-09-21 |
| Weights | Open | Open |
| Context window | 262K | 1.05M |
| Max output | 262K | 131K |
| Input $ / M tokens | $0.95 | $0.43 |
| Output $ / M tokens | $4 | $0.87 |
| Results tracked | 51 | 19 |
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Category by category
Coding MiMo-V2.6-Pro leads
Kimi K2.6: 50.7 (#43), MiMo-V2.6-Pro: 55.5 (#23)
| Benchmark | Kimi K2.6 | MiMo-V2.6-Pro |
|---|---|---|
| LMArena WebDev | 1509 | 1629 |
| SciCode | 53.5% | 60.9% |
| LMArena Coding | 1488 | 1534 |
| ALE-Bench | 1,093 | 1,158 |
| SWE-bench Verified | 76.7% | — |
| WeirdML | 55.9% | — |
Agentic & Tool Use MiMo-V2.6-Pro leads
Kimi K2.6: 21.9 (#137), MiMo-V2.6-Pro: 37.5 (#35)
| Benchmark | Kimi K2.6 | MiMo-V2.6-Pro |
|---|---|---|
| APEX-Agents | — | 59.5% |
| OSWorld 2.0 | 4.6% | — |
| ExploitBench | 18.4% | — |
| GBAEval | 0.9% | — |
| GDP.pdf | 12% | — |
| Vending-Bench 2 | 6,205 | — |
Reasoning MiMo-V2.6-Pro leads
Kimi K2.6: 40.5 (#55), MiMo-V2.6-Pro: 43.1 (#50)
| Benchmark | Kimi K2.6 | MiMo-V2.6-Pro |
|---|---|---|
| CritPt | 8% | 26.6% |
| LMArena Hard Prompts | 1470 | 1512 |
| NYT Connections (extended) | 87.2% | — |
| Chess Puzzles | 26% | — |
| EBR-Bench | 2.4% | — |
| Mystery Game Puzzles | 18% | — |
| DTBench | 90.9% | — |
| LMCA | 37.3% | — |
| Epoch Capabilities Index | 151.05 | — |
Math Kimi K2.6 leads
Kimi K2.6: 57.0 (#41), MiMo-V2.6-Pro: 54.5 (#45)
| Benchmark | Kimi K2.6 | MiMo-V2.6-Pro |
|---|---|---|
| ProofBench | 16% | 70% |
| LMArena Math | 1475 | 1494 |
| FrontierMath (Tiers 1-3) | 57.2% | — |
| FrontierMath Tier 4 | 25.6% | — |
| MathArena Final-Answer Competitions | 72.9% | — |
| OTIS Mock AIME 2024-2025 | 96.1% | — |
| FrontierMath (Feb 2025 set) | 39% | — |
| FrontierMath Tier 4 (v1) | 14.6% | — |
Knowledge Kimi K2.6 leads
Kimi K2.6: 54.0 (#54), MiMo-V2.6-Pro: 43.5 (#92)
| Benchmark | Kimi K2.6 | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Expert | 1491 | 1543 |
| GPQA Diamond | 90.8% | — |
| SimpleQA Verified | 34.9% | — |
| Vectara Hallucination Rate | 10.8% | — |
Multimodal MiMo-V2.6-Pro leads
Kimi K2.6: 31.6 (#103), MiMo-V2.6-Pro: 40.8 (#43)
| Benchmark | Kimi K2.6 | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Vision | 1283 | 1264 |
| Blueprint-Bench 2 | 3.9% | — |
| Furniture Assembly | 21.7% | — |
| LMArena Document | 1451 | — |
Multilingual MiMo-V2.6-Pro leads
Kimi K2.6: 54.9 (#37), MiMo-V2.6-Pro: 56.9 (#14)
| Benchmark | Kimi K2.6 | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Non-English | 1446 | 1474 |
| LMArena Chinese | 1521 | 1529 |
| LMArena Russian | 1446 | 1480 |
| LMArena French | 1471 | — |
| LMArena German | 1450 | — |
| LMArena Japanese | 1443 | — |
| LMArena Korean | 1427 | — |
| LMArena Spanish | 1464 | — |
Instruction Following MiMo-V2.6-Pro leads
Kimi K2.6: 76.3 (#43), MiMo-V2.6-Pro: 78.2 (#12)
| Benchmark | Kimi K2.6 | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Instruction Following | 1451 | 1493 |
Long Context MiMo-V2.6-Pro leads
Kimi K2.6: 44.9 (#52), MiMo-V2.6-Pro: 46.0 (#27)
| Benchmark | Kimi K2.6 | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Longer Query | 1468 | 1501 |
Writing & Preference Kimi K2.6 leads
Kimi K2.6: 68.5 (#26), MiMo-V2.6-Pro: 66.8 (#33)
| Benchmark | Kimi K2.6 | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Text | 1455 | 1492 |
| LMArena Creative Writing | 1434 | 1468 |
| LMArena Multi-Turn | 1453 | 1464 |
| EQ-Bench Creative Writing | 1725 | — |
| EQ-Bench 4 | 1202 | — |
Frequently asked questions
Is Kimi K2.6 better than MiMo-V2.6-Pro?
MiMo-V2.6-Pro is the stronger model overall, scoring 50.3 to 47.7 on the Noometry Index.
Which is cheaper, Kimi K2.6 or MiMo-V2.6-Pro?
MiMo-V2.6-Pro is cheaper. It lists at $0.43 per million input tokens and $0.87 per million output tokens; Kimi K2.6 lists at $0.95 and $4.
Is Kimi K2.6 or MiMo-V2.6-Pro better for coding?
MiMo-V2.6-Pro scores higher on coding benchmarks: 55.5 versus 50.7 in the Noometry coding category.
Which has the bigger context window?
MiMo-V2.6-Pro does, with 1.05M tokens against 262K.
How many benchmarks do Kimi K2.6 and MiMo-V2.6-Pro share?
18 benchmarks have published results for both models. Kimi K2.6 has 51 scored results on Noometry and MiMo-V2.6-Pro has 19.