Model comparison
Chatgpt 4o Latest 20250326 vs MiMo-V2-Flash
Chatgpt 4o Latest 20250326 is the stronger model overall, scoring 43.8 to 41.3 on the Noometry Index.
Last verified . 17 shared benchmarks.
Summary
- They share 17 benchmarks with published results for both. Chatgpt 4o Latest 20250326 scores higher in 7 categories and MiMo-V2-Flash in 1 category; 4 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Chatgpt 4o Latest 20250326 leads 33.8 to 24.9.
- MiMo-V2-Flash has downloadable open weights; the other is API-only.
Side by side
| Chatgpt 4o Latest 20250326 | MiMo-V2-Flash | |
|---|---|---|
| Provider | OpenAI | Xiaomi |
| Noometry Index | 43.8 | 41.3 |
| Released | — | 2025-12-16 |
| Weights | Proprietary | Open |
| Context window | — | 262K |
| Max output | — | 66K |
| Input $ / M tokens | — | $0.14 |
| Output $ / M tokens | — | $0.28 |
| Results tracked | 21 | 21 |
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Category by category
Coding Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 41.6 (#122), MiMo-V2-Flash: 36.1 (#211)
| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Flash |
|---|---|---|
| LMArena Coding | 1413 | 1443 |
| LMArena WebDev | — | 1330 |
| SciCode | — | 25.9% |
| ALE-Bench | — | 737.95 |
Reasoning Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 33.8 (#71), MiMo-V2-Flash: 24.9 (#157)
| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Flash |
|---|---|---|
| LMArena Hard Prompts | 1424 | 1420 |
| Kagi LLM Benchmark | 75% | — |
| CritPt | — | 0% |
Math Too close to call
Chatgpt 4o Latest 20250326: 38.6 (#134), MiMo-V2-Flash: 38.3 (#139)
| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Flash |
|---|---|---|
| LMArena Math | 1407 | 1396 |
Knowledge Too close to call
Chatgpt 4o Latest 20250326: 39.2 (#137), MiMo-V2-Flash: 39.7 (#131)
| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Flash |
|---|---|---|
| LMArena Expert | 1401 | 1425 |
| Confabulations | 16.6% | — |
Multimodal Not comparable
Chatgpt 4o Latest 20250326: 39.6 (#58), MiMo-V2-Flash: —
| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Flash |
|---|---|---|
| LMArena Vision | 1243 | — |
Multilingual Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 52.9 (#76), MiMo-V2-Flash: 51.0 (#113)
| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Flash |
|---|---|---|
| LMArena Non-English | 1419 | 1392 |
| LMArena Chinese | 1457 | 1462 |
| LMArena French | 1446 | 1429 |
| LMArena German | 1423 | 1395 |
| LMArena Japanese | 1405 | 1325 |
| LMArena Korean | 1396 | 1358 |
| LMArena Russian | 1429 | 1387 |
| LMArena Spanish | 1434 | 1420 |
Instruction Following Too close to call
Chatgpt 4o Latest 20250326: 74.0 (#107), MiMo-V2-Flash: 73.5 (#120)
| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Flash |
|---|---|---|
| LMArena Instruction Following | 1403 | 1392 |
Long Context Too close to call
Chatgpt 4o Latest 20250326: 43.1 (#107), MiMo-V2-Flash: 43.0 (#110)
| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Flash |
|---|---|---|
| LMArena Longer Query | 1413 | 1409 |
Writing & Preference Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 62.6 (#72), MiMo-V2-Flash: 59.7 (#106)
| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Flash |
|---|---|---|
| LMArena Text | 1429 | 1411 |
| LMArena Creative Writing | 1405 | 1375 |
| LMArena Multi-Turn | 1454 | 1404 |
| EQ-Bench Creative Writing | 1501 | — |
Frequently asked questions
Is Chatgpt 4o Latest 20250326 better than MiMo-V2-Flash?
Chatgpt 4o Latest 20250326 is the stronger model overall, scoring 43.8 to 41.3 on the Noometry Index.
Is Chatgpt 4o Latest 20250326 or MiMo-V2-Flash better for coding?
Chatgpt 4o Latest 20250326 scores higher on coding benchmarks: 41.6 versus 36.1 in the Noometry coding category.
How many benchmarks do Chatgpt 4o Latest 20250326 and MiMo-V2-Flash share?
17 benchmarks have published results for both models. Chatgpt 4o Latest 20250326 has 21 scored results on Noometry and MiMo-V2-Flash has 21.