# Chatgpt 4o Latest 20250326 vs MiMo-V2.6-Flash

> MiMo-V2.6-Flash is the stronger model overall, scoring 48.5 to 43.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/chatgpt-4o-vs-mimo-v2-6-flash
- Last updated: 2026-10-11
- Shared benchmarks: 15

## Summary

- They share 15 benchmarks with published results for both. Chatgpt 4o Latest 20250326 scores higher in 0 categories and MiMo-V2.6-Flash in 9 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in math, where MiMo-V2.6-Flash leads 51.9 to 38.6.
- MiMo-V2.6-Flash has downloadable open weights; the other is API-only.

## Snapshot

| | Chatgpt 4o Latest 20250326 | MiMo-V2.6-Flash |
|---|---|---|
| Provider | OpenAI | Xiaomi |
| Noometry Index | 43.8 | 48.5 |
| Rank | 82 | 55 |
| Context | — | 1.05M |
| Input $/M | — | $0.14 |
| Output $/M | — | $0.28 |
| Weights | Proprietary | Open |

## Coding

- Chatgpt 4o Latest 20250326: 41.6 (#122)
- MiMo-V2.6-Flash: 53.4 (#30)

| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Coding | 1413 | 1504 |
| LMArena WebDev | — | 1637 |
| SciCode | — | 51.3% |

## Reasoning

- Chatgpt 4o Latest 20250326: 33.8 (#71)
- MiMo-V2.6-Flash: 36.5 (#66)

| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Hard Prompts | 1424 | 1482 |
| Kagi LLM Benchmark | 75% | — |
| CritPt | — | 12% |

## Math

- Chatgpt 4o Latest 20250326: 38.6 (#134)
- MiMo-V2.6-Flash: 51.9 (#52)

| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Math | 1407 | 1468 |
| ProofBench | — | 63% |

## Knowledge

- Chatgpt 4o Latest 20250326: 39.2 (#137)
- MiMo-V2.6-Flash: 42.2 (#99)

| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Expert | 1401 | 1501 |
| Confabulations | 16.6% | — |

## Multimodal

- Chatgpt 4o Latest 20250326: 39.6 (#58)
- MiMo-V2.6-Flash: 40.5 (#47)

| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Vision | 1243 | 1259 |

## Multilingual

- Chatgpt 4o Latest 20250326: 52.9 (#76)
- MiMo-V2.6-Flash: 54.0 (#51)

| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Non-English | 1419 | 1434 |
| LMArena Chinese | 1457 | 1511 |
| LMArena French | 1446 | 1475 |
| LMArena Russian | 1429 | 1409 |
| LMArena Spanish | 1434 | 1456 |
| LMArena German | 1423 | — |
| LMArena Japanese | 1405 | — |
| LMArena Korean | 1396 | — |

## Instruction Following

- Chatgpt 4o Latest 20250326: 74.0 (#107)
- MiMo-V2.6-Flash: 76.8 (#35)

| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Instruction Following | 1403 | 1463 |

## Long Context

- Chatgpt 4o Latest 20250326: 43.1 (#107)
- MiMo-V2.6-Flash: 44.8 (#57)

| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Longer Query | 1413 | 1463 |

## Writing & Preference

- Chatgpt 4o Latest 20250326: 62.6 (#72)
- MiMo-V2.6-Flash: 63.1 (#67)

| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2.6-Flash |
|---|---|---|
| LMArena Text | 1429 | 1455 |
| LMArena Creative Writing | 1405 | 1400 |
| LMArena Multi-Turn | 1454 | 1451 |
| EQ-Bench Creative Writing | 1501 | — |

## FAQ

### Is Chatgpt 4o Latest 20250326 better than MiMo-V2.6-Flash?

MiMo-V2.6-Flash is the stronger model overall, scoring 48.5 to 43.8 on the Noometry Index.

### Is Chatgpt 4o Latest 20250326 or MiMo-V2.6-Flash better for coding?

MiMo-V2.6-Flash scores higher on coding benchmarks: 53.4 versus 41.6 in the Noometry coding category.

### How many benchmarks do Chatgpt 4o Latest 20250326 and MiMo-V2.6-Flash share?

15 benchmarks have published results for both models. Chatgpt 4o Latest 20250326 has 21 scored results on Noometry and MiMo-V2.6-Flash has 19.