Model comparison
Chatgpt 4o Latest 20250326 vs MiMo-V2-Pro
Chatgpt 4o Latest 20250326 and MiMo-V2-Pro score almost the same on the Noometry Index (43.8 vs 43.0), so choose on price, context window or the category you care about most.
Last verified . 17 shared benchmarks.
Summary
- They share 17 benchmarks with published results for both. Chatgpt 4o Latest 20250326 scores higher in 3 categories and MiMo-V2-Pro in 5 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Chatgpt 4o Latest 20250326 leads 33.8 to 22.1.
Side by side
| Chatgpt 4o Latest 20250326 | MiMo-V2-Pro | |
|---|---|---|
| Provider | OpenAI | Xiaomi |
| Noometry Index | 43.8 | 43.0 |
| Released | — | 2026-03-18 |
| Weights | Proprietary | Proprietary |
| Context window | — | 1.05M |
| Max output | — | 131K |
| Input $ / M tokens | — | $0.43 |
| Output $ / M tokens | — | $0.87 |
| Results tracked | 21 | 23 |
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Category by category
Coding MiMo-V2-Pro leads
Chatgpt 4o Latest 20250326: 41.6 (#122), MiMo-V2-Pro: 43.8 (#83)
| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Pro |
|---|---|---|
| LMArena Coding | 1413 | 1476 |
| LMArena WebDev | — | 1433 |
| ALE-Bench | — | 785.17 |
Reasoning Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 33.8 (#71), MiMo-V2-Pro: 22.1 (#206)
| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Pro |
|---|---|---|
| LMArena Hard Prompts | 1424 | 1457 |
| Kagi LLM Benchmark | 75% | — |
| NYT Connections (extended) | — | 25.8% |
| Thematic Generalization | — | 45.9% |
Math Too close to call
Chatgpt 4o Latest 20250326: 38.6 (#134), MiMo-V2-Pro: 39.5 (#102)
| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Pro |
|---|---|---|
| LMArena Math | 1407 | 1447 |
Knowledge MiMo-V2-Pro leads
Chatgpt 4o Latest 20250326: 39.2 (#137), MiMo-V2-Pro: 41.4 (#111)
| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Pro |
|---|---|---|
| LMArena Expert | 1401 | 1478 |
| Confabulations | 16.6% | — |
Multimodal Not comparable
Chatgpt 4o Latest 20250326: 39.6 (#58), MiMo-V2-Pro: —
| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Pro |
|---|---|---|
| LMArena Vision | 1243 | — |
Multilingual Too close to call
Chatgpt 4o Latest 20250326: 52.9 (#76), MiMo-V2-Pro: 52.7 (#81)
| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Pro |
|---|---|---|
| LMArena Non-English | 1419 | 1416 |
| LMArena Chinese | 1457 | 1456 |
| LMArena French | 1446 | 1469 |
| LMArena German | 1423 | 1417 |
| LMArena Japanese | 1405 | 1366 |
| LMArena Korean | 1396 | 1400 |
| LMArena Russian | 1429 | 1427 |
| LMArena Spanish | 1434 | 1457 |
Instruction Following MiMo-V2-Pro leads
Chatgpt 4o Latest 20250326: 74.0 (#107), MiMo-V2-Pro: 76.0 (#49)
| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Pro |
|---|---|---|
| LMArena Instruction Following | 1403 | 1445 |
Long Context Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 43.1 (#107), MiMo-V2-Pro: 41.5 (#138)
| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Pro |
|---|---|---|
| LMArena Longer Query | 1413 | 1455 |
| CL-bench | — | 15.7% |
| CL-bench Life | — | 6.9% |
Writing & Preference Too close to call
Chatgpt 4o Latest 20250326: 62.6 (#72), MiMo-V2-Pro: 62.8 (#70)
| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Pro |
|---|---|---|
| LMArena Text | 1429 | 1436 |
| LMArena Creative Writing | 1405 | 1415 |
| LMArena Multi-Turn | 1454 | 1456 |
| EQ-Bench Creative Writing | 1501 | — |
Frequently asked questions
Is Chatgpt 4o Latest 20250326 better than MiMo-V2-Pro?
Chatgpt 4o Latest 20250326 and MiMo-V2-Pro score almost the same on the Noometry Index (43.8 vs 43.0), so choose on price, context window or the category you care about most.
Is Chatgpt 4o Latest 20250326 or MiMo-V2-Pro better for coding?
MiMo-V2-Pro scores higher on coding benchmarks: 43.8 versus 41.6 in the Noometry coding category.
How many benchmarks do Chatgpt 4o Latest 20250326 and MiMo-V2-Pro share?
17 benchmarks have published results for both models. Chatgpt 4o Latest 20250326 has 21 scored results on Noometry and MiMo-V2-Pro has 23.