Model comparison
MiMo-V2.5 vs Phi 3 Medium 4k Instruct
MiMo-V2.5 is the stronger model overall, scoring 43.4 to 33.0 on the Noometry Index.
Last verified . 17 shared benchmarks.
MicrosoftSummary
- They share 17 benchmarks with published results for both. MiMo-V2.5 scores higher in 8 categories and Phi 3 Medium 4k Instruct in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where MiMo-V2.5 leads 61.6 to 34.1.
Side by side
| MiMo-V2.5 | Phi 3 Medium 4k Instruct | |
|---|---|---|
| Provider | Xiaomi | Microsoft |
| Noometry Index | 43.4 | 33.0 |
| 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 | 23 | 17 |
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Category by category
Coding MiMo-V2.5 leads
MiMo-V2.5: 43.9 (#81), Phi 3 Medium 4k Instruct: 32.9 (#268)
| Benchmark | MiMo-V2.5 | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Coding | 1469 | 1130 |
| LMArena WebDev | 1438 | — |
| SciCode | 43.1% | — |
| ALE-Bench | 513.95 | — |
Reasoning MiMo-V2.5 leads
MiMo-V2.5: 28.6 (#101), Phi 3 Medium 4k Instruct: 21.7 (#214)
| Benchmark | MiMo-V2.5 | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Hard Prompts | 1450 | 1127 |
| CritPt | 3.7% | — |
Math MiMo-V2.5 leads
MiMo-V2.5: 36.8 (#163), Phi 3 Medium 4k Instruct: 33.4 (#202)
| Benchmark | MiMo-V2.5 | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Math | 1436 | 1173 |
| ProofBench | 16% | — |
Knowledge MiMo-V2.5 leads
MiMo-V2.5: 40.8 (#115), Phi 3 Medium 4k Instruct: 30.2 (#229)
| Benchmark | MiMo-V2.5 | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Expert | 1460 | 1108 |
Multimodal Not comparable
MiMo-V2.5: 39.8 (#54), Phi 3 Medium 4k Instruct: —
| Benchmark | MiMo-V2.5 | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Vision | 1247 | — |
Multilingual MiMo-V2.5 leads
MiMo-V2.5: 51.9 (#99), Phi 3 Medium 4k Instruct: 30.6 (#263)
| Benchmark | MiMo-V2.5 | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Non-English | 1404 | 1094 |
| LMArena Chinese | 1468 | 1108 |
| LMArena French | 1447 | 1110 |
| LMArena German | 1421 | 1101 |
| LMArena Japanese | 1306 | 1042 |
| LMArena Korean | 1363 | 954 |
| LMArena Russian | 1395 | 1145 |
| LMArena Spanish | 1416 | 1095 |
Instruction Following MiMo-V2.5 leads
MiMo-V2.5: 75.5 (#60), Phi 3 Medium 4k Instruct: 57.6 (#268)
| Benchmark | MiMo-V2.5 | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Instruction Following | 1434 | 1113 |
Long Context MiMo-V2.5 leads
MiMo-V2.5: 44.2 (#73), Phi 3 Medium 4k Instruct: 34.0 (#255)
| Benchmark | MiMo-V2.5 | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Longer Query | 1445 | 1120 |
Writing & Preference MiMo-V2.5 leads
MiMo-V2.5: 61.6 (#86), Phi 3 Medium 4k Instruct: 34.1 (#272)
| Benchmark | MiMo-V2.5 | Phi 3 Medium 4k Instruct |
|---|---|---|
| LMArena Text | 1428 | 1138 |
| LMArena Creative Writing | 1393 | 1107 |
| LMArena Multi-Turn | 1445 | 1088 |
Frequently asked questions
Is MiMo-V2.5 better than Phi 3 Medium 4k Instruct?
MiMo-V2.5 is the stronger model overall, scoring 43.4 to 33.0 on the Noometry Index.
Is MiMo-V2.5 or Phi 3 Medium 4k Instruct better for coding?
MiMo-V2.5 scores higher on coding benchmarks: 43.9 versus 32.9 in the Noometry coding category.
How many benchmarks do MiMo-V2.5 and Phi 3 Medium 4k Instruct share?
17 benchmarks have published results for both models. MiMo-V2.5 has 23 scored results on Noometry and Phi 3 Medium 4k Instruct has 17.