Model comparison
Kimi K2.5 Instant vs MiMo-V2.6-Pro
MiMo-V2.6-Pro is the stronger model overall, scoring 50.3 to 43.6 on the Noometry Index.
Last verified . 14 shared benchmarks.
Summary
- They share 14 benchmarks with published results for both. Kimi K2.5 Instant scores higher in 0 categories and MiMo-V2.6-Pro in 9 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where MiMo-V2.6-Pro leads 54.5 to 39.4.
Side by side
| Kimi K2.5 Instant | MiMo-V2.6-Pro | |
|---|---|---|
| Provider | Moonshot AI | Xiaomi |
| Noometry Index | 43.6 | 50.3 |
| Released | — | 2026-09-21 |
| Weights | Open | Open |
| Context window | — | 1.05M |
| Max output | — | 131K |
| Input $ / M tokens | — | $0.43 |
| Output $ / M tokens | — | $0.87 |
| Results tracked | 18 | 19 |
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Category by category
Coding MiMo-V2.6-Pro leads
Kimi K2.5 Instant: 42.6 (#97), MiMo-V2.6-Pro: 55.5 (#23)
| Benchmark | Kimi K2.5 Instant | MiMo-V2.6-Pro |
|---|---|---|
| LMArena WebDev | 1404 | 1629 |
| LMArena Coding | 1484 | 1534 |
| SciCode | — | 60.9% |
| ALE-Bench | — | 1,158 |
Agentic & Tool Use Not comparable
Kimi K2.5 Instant: —, MiMo-V2.6-Pro: 37.5 (#35)
| Benchmark | Kimi K2.5 Instant | MiMo-V2.6-Pro |
|---|---|---|
| APEX-Agents | — | 59.5% |
Reasoning MiMo-V2.6-Pro leads
Kimi K2.5 Instant: 29.7 (#90), MiMo-V2.6-Pro: 43.1 (#50)
| Benchmark | Kimi K2.5 Instant | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Hard Prompts | 1443 | 1512 |
| CritPt | — | 26.6% |
Math MiMo-V2.6-Pro leads
Kimi K2.5 Instant: 39.4 (#105), MiMo-V2.6-Pro: 54.5 (#45)
| Benchmark | Kimi K2.5 Instant | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Math | 1442 | 1494 |
| ProofBench | — | 70% |
Knowledge MiMo-V2.6-Pro leads
Kimi K2.5 Instant: 40.2 (#123), MiMo-V2.6-Pro: 43.5 (#92)
| Benchmark | Kimi K2.5 Instant | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Expert | 1440 | 1543 |
Multimodal Too close to call
Kimi K2.5 Instant: 40.2 (#50), MiMo-V2.6-Pro: 40.8 (#43)
| Benchmark | Kimi K2.5 Instant | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Vision | 1254 | 1264 |
Multilingual MiMo-V2.6-Pro leads
Kimi K2.5 Instant: 52.0 (#94), MiMo-V2.6-Pro: 56.9 (#14)
| Benchmark | Kimi K2.5 Instant | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Non-English | 1406 | 1474 |
| LMArena Chinese | 1449 | 1529 |
| LMArena Russian | 1404 | 1480 |
| LMArena French | 1403 | — |
| LMArena German | 1413 | — |
| LMArena Korean | 1378 | — |
| LMArena Spanish | 1447 | — |
Instruction Following MiMo-V2.6-Pro leads
Kimi K2.5 Instant: 75.3 (#65), MiMo-V2.6-Pro: 78.2 (#12)
| Benchmark | Kimi K2.5 Instant | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Instruction Following | 1430 | 1493 |
Long Context MiMo-V2.6-Pro leads
Kimi K2.5 Instant: 43.9 (#83), MiMo-V2.6-Pro: 46.0 (#27)
| Benchmark | Kimi K2.5 Instant | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Longer Query | 1435 | 1501 |
Writing & Preference MiMo-V2.6-Pro leads
Kimi K2.5 Instant: 60.6 (#95), MiMo-V2.6-Pro: 66.8 (#33)
| Benchmark | Kimi K2.5 Instant | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Text | 1420 | 1492 |
| LMArena Creative Writing | 1381 | 1468 |
| LMArena Multi-Turn | 1427 | 1464 |
Frequently asked questions
Is Kimi K2.5 Instant better than MiMo-V2.6-Pro?
MiMo-V2.6-Pro is the stronger model overall, scoring 50.3 to 43.6 on the Noometry Index.
Is Kimi K2.5 Instant or MiMo-V2.6-Pro better for coding?
MiMo-V2.6-Pro scores higher on coding benchmarks: 55.5 versus 42.6 in the Noometry coding category.
How many benchmarks do Kimi K2.5 Instant and MiMo-V2.6-Pro share?
14 benchmarks have published results for both models. Kimi K2.5 Instant has 18 scored results on Noometry and MiMo-V2.6-Pro has 19.