Model comparison
Mercury vs MiMo-V2.6-Pro
MiMo-V2.6-Pro is the stronger model overall, scoring 50.3 to 37.6 on the Noometry Index.
Last verified . 8 shared benchmarks.
Summary
- They share 8 benchmarks with published results for both. Mercury scores higher in 0 categories and MiMo-V2.6-Pro in 6 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where MiMo-V2.6-Pro leads 43.1 to 17.5.
- MiMo-V2.6-Pro has downloadable open weights; the other is API-only.
Side by side
| Mercury | MiMo-V2.6-Pro | |
|---|---|---|
| Provider | Inception | Xiaomi |
| Noometry Index | 37.6 | 50.3 |
| Released | — | 2026-09-21 |
| Weights | Proprietary | Open |
| Context window | — | 1.05M |
| Max output | — | 131K |
| Input $ / M tokens | — | $0.43 |
| Output $ / M tokens | — | $0.87 |
| Results tracked | 9 | 19 |
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Category by category
Coding MiMo-V2.6-Pro leads
Mercury: 38.7 (#170), MiMo-V2.6-Pro: 55.5 (#23)
| Benchmark | Mercury | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Coding | 1322 | 1534 |
| LMArena WebDev | — | 1629 |
| SciCode | — | 60.9% |
| ALE-Bench | — | 1,158 |
Agentic & Tool Use Not comparable
Mercury: —, MiMo-V2.6-Pro: 37.5 (#35)
| Benchmark | Mercury | MiMo-V2.6-Pro |
|---|---|---|
| APEX-Agents | — | 59.5% |
Reasoning MiMo-V2.6-Pro leads
Mercury: 17.5 (#293), MiMo-V2.6-Pro: 43.1 (#50)
| Benchmark | Mercury | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Hard Prompts | 1285 | 1512 |
| Kagi LLM Benchmark | 21.6% | — |
| CritPt | — | 26.6% |
Math Not comparable
Mercury: —, MiMo-V2.6-Pro: 54.5 (#45)
| Benchmark | Mercury | MiMo-V2.6-Pro |
|---|---|---|
| ProofBench | — | 70% |
| LMArena Math | — | 1494 |
Knowledge Not comparable
Mercury: —, MiMo-V2.6-Pro: 43.5 (#92)
| Benchmark | Mercury | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Expert | — | 1543 |
Multimodal Not comparable
Mercury: —, MiMo-V2.6-Pro: 40.8 (#43)
| Benchmark | Mercury | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Vision | — | 1264 |
Multilingual MiMo-V2.6-Pro leads
Mercury: 41.6 (#206), MiMo-V2.6-Pro: 56.9 (#14)
| Benchmark | Mercury | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Non-English | 1260 | 1474 |
| LMArena Chinese | — | 1529 |
| LMArena Russian | — | 1480 |
Instruction Following MiMo-V2.6-Pro leads
Mercury: 65.2 (#224), MiMo-V2.6-Pro: 78.2 (#12)
| Benchmark | Mercury | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Instruction Following | 1239 | 1493 |
Long Context MiMo-V2.6-Pro leads
Mercury: 38.4 (#198), MiMo-V2.6-Pro: 46.0 (#27)
| Benchmark | Mercury | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Longer Query | 1266 | 1501 |
Writing & Preference MiMo-V2.6-Pro leads
Mercury: 46.2 (#221), MiMo-V2.6-Pro: 66.8 (#33)
| Benchmark | Mercury | MiMo-V2.6-Pro |
|---|---|---|
| LMArena Text | 1282 | 1492 |
| LMArena Creative Writing | 1191 | 1468 |
| LMArena Multi-Turn | 1282 | 1464 |
Frequently asked questions
Is Mercury better than MiMo-V2.6-Pro?
MiMo-V2.6-Pro is the stronger model overall, scoring 50.3 to 37.6 on the Noometry Index.
Is Mercury or MiMo-V2.6-Pro better for coding?
MiMo-V2.6-Pro scores higher on coding benchmarks: 55.5 versus 38.7 in the Noometry coding category.
How many benchmarks do Mercury and MiMo-V2.6-Pro share?
8 benchmarks have published results for both models. Mercury has 9 scored results on Noometry and MiMo-V2.6-Pro has 19.