Model comparison
Kimi K2.5 Instant vs MiMo-V2.5
Kimi K2.5 Instant and MiMo-V2.5 score almost the same on the Noometry Index (43.6 vs 43.4), so choose on price, context window or the category you care about most.
Last verified . 18 shared benchmarks.
Summary
- They share 18 benchmarks with published results for both. Kimi K2.5 Instant scores higher in 4 categories and MiMo-V2.5 in 5 categories; 3 gaps are clear of the uncertainty.
Side by side
| Kimi K2.5 Instant | MiMo-V2.5 | |
|---|---|---|
| Provider | Moonshot AI | Xiaomi |
| Noometry Index | 43.6 | 43.4 |
| Released | — | 2026-04-22 |
| Weights | Open | Open |
| Context window | — | 1.05M |
| Max output | — | 131K |
| Input $ / M tokens | — | $0.14 |
| Output $ / M tokens | — | $0.28 |
| Results tracked | 18 | 23 |
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Category by category
Coding MiMo-V2.5 leads
Kimi K2.5 Instant: 42.6 (#97), MiMo-V2.5: 43.9 (#81)
| Benchmark | Kimi K2.5 Instant | MiMo-V2.5 |
|---|---|---|
| LMArena WebDev | 1404 | 1438 |
| LMArena Coding | 1484 | 1469 |
| SciCode | — | 43.1% |
| ALE-Bench | — | 513.95 |
Reasoning Kimi K2.5 Instant leads
Kimi K2.5 Instant: 29.7 (#90), MiMo-V2.5: 28.6 (#101)
| Benchmark | Kimi K2.5 Instant | MiMo-V2.5 |
|---|---|---|
| LMArena Hard Prompts | 1443 | 1450 |
| CritPt | — | 3.7% |
Math Kimi K2.5 Instant leads
Kimi K2.5 Instant: 39.4 (#105), MiMo-V2.5: 36.8 (#163)
| Benchmark | Kimi K2.5 Instant | MiMo-V2.5 |
|---|---|---|
| LMArena Math | 1442 | 1436 |
| ProofBench | — | 16% |
Knowledge Too close to call
Kimi K2.5 Instant: 40.2 (#123), MiMo-V2.5: 40.8 (#115)
| Benchmark | Kimi K2.5 Instant | MiMo-V2.5 |
|---|---|---|
| LMArena Expert | 1440 | 1460 |
Multimodal Too close to call
Kimi K2.5 Instant: 40.2 (#50), MiMo-V2.5: 39.8 (#54)
| Benchmark | Kimi K2.5 Instant | MiMo-V2.5 |
|---|---|---|
| LMArena Vision | 1254 | 1247 |
Multilingual Too close to call
Kimi K2.5 Instant: 52.0 (#94), MiMo-V2.5: 51.9 (#99)
| Benchmark | Kimi K2.5 Instant | MiMo-V2.5 |
|---|---|---|
| LMArena Non-English | 1406 | 1404 |
| LMArena Chinese | 1449 | 1468 |
| LMArena French | 1403 | 1447 |
| LMArena German | 1413 | 1421 |
| LMArena Korean | 1378 | 1363 |
| LMArena Russian | 1404 | 1395 |
| LMArena Spanish | 1447 | 1416 |
| LMArena Japanese | — | 1306 |
Instruction Following Too close to call
Kimi K2.5 Instant: 75.3 (#65), MiMo-V2.5: 75.5 (#60)
| Benchmark | Kimi K2.5 Instant | MiMo-V2.5 |
|---|---|---|
| LMArena Instruction Following | 1430 | 1434 |
Long Context Too close to call
Kimi K2.5 Instant: 43.9 (#83), MiMo-V2.5: 44.2 (#73)
| Benchmark | Kimi K2.5 Instant | MiMo-V2.5 |
|---|---|---|
| LMArena Longer Query | 1435 | 1445 |
Writing & Preference Too close to call
Kimi K2.5 Instant: 60.6 (#95), MiMo-V2.5: 61.6 (#86)
| Benchmark | Kimi K2.5 Instant | MiMo-V2.5 |
|---|---|---|
| LMArena Text | 1420 | 1428 |
| LMArena Creative Writing | 1381 | 1393 |
| LMArena Multi-Turn | 1427 | 1445 |
Frequently asked questions
Is Kimi K2.5 Instant better than MiMo-V2.5?
Kimi K2.5 Instant and MiMo-V2.5 score almost the same on the Noometry Index (43.6 vs 43.4), so choose on price, context window or the category you care about most.
Is Kimi K2.5 Instant or MiMo-V2.5 better for coding?
MiMo-V2.5 scores higher on coding benchmarks: 43.9 versus 42.6 in the Noometry coding category.
How many benchmarks do Kimi K2.5 Instant and MiMo-V2.5 share?
18 benchmarks have published results for both models. Kimi K2.5 Instant has 18 scored results on Noometry and MiMo-V2.5 has 23.