# Chatgpt 4o Latest 20250326 vs MiMo-V2-Omni

> Chatgpt 4o Latest 20250326 and MiMo-V2-Omni score almost the same on the Noometry Index (43.2 vs 42.9), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/chatgpt-4o-vs-mimo-v2-omni
- Last updated: 2026-10-10
- Shared benchmarks: 18

## Summary

- They share 18 benchmarks with published results for both. Chatgpt 4o Latest 20250326 scores higher in 4 categories and MiMo-V2-Omni in 5 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Chatgpt 4o Latest 20250326 leads 32.8 to 28.6.

## Snapshot

| | Chatgpt 4o Latest 20250326 | MiMo-V2-Omni |
|---|---|---|
| Provider | OpenAI | Xiaomi |
| Noometry Index | 43.2 | 42.9 |
| Rank | 84 | 91 |
| Context | — | 262K |
| Input $/M | — | $0.14 |
| Output $/M | — | $0.28 |
| Weights | Proprietary | Proprietary |

## Coding

- Chatgpt 4o Latest 20250326: 41.0 (#122)
- MiMo-V2-Omni: 42.7 (#87)

| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Omni |
|---|---|---|
| LMArena Coding | 1413 | 1467 |

## Reasoning

- Chatgpt 4o Latest 20250326: 32.8 (#64)
- MiMo-V2-Omni: 28.6 (#86)

| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Omni |
|---|---|---|
| LMArena Hard Prompts | 1424 | 1445 |
| Kagi LLM Benchmark | 75% | — |

## Math

- Chatgpt 4o Latest 20250326: 35.8 (#134)
- MiMo-V2-Omni: 36.4 (#112)

| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Omni |
|---|---|---|
| LMArena Math | 1407 | 1432 |

## Knowledge

- Chatgpt 4o Latest 20250326: 38.7 (#131)
- MiMo-V2-Omni: 39.9 (#114)

| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Omni |
|---|---|---|
| LMArena Expert | 1400 | 1449 |
| Confabulations | 16.6% | — |

## Multimodal

- Chatgpt 4o Latest 20250326: 38.9 (#54)
- MiMo-V2-Omni: 37.9 (#62)

| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Omni |
|---|---|---|
| LMArena Vision | 1243 | 1228 |

## Multilingual

- Chatgpt 4o Latest 20250326: 53.1 (#72)
- MiMo-V2-Omni: 52.0 (#97)

| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Omni |
|---|---|---|
| LMArena Non-English | 1419 | 1404 |
| LMArena Chinese | 1456 | 1469 |
| LMArena French | 1447 | 1448 |
| LMArena German | 1424 | 1398 |
| LMArena Japanese | 1406 | 1318 |
| LMArena Korean | 1397 | 1355 |
| LMArena Russian | 1429 | 1412 |
| LMArena Spanish | 1435 | 1432 |

## Instruction Following

- Chatgpt 4o Latest 20250326: 74.2 (#102)
- MiMo-V2-Omni: 75.4 (#62)

| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Omni |
|---|---|---|
| LMArena Instruction Following | 1403 | 1428 |

## Long Context

- Chatgpt 4o Latest 20250326: 43.1 (#104)
- MiMo-V2-Omni: 44.1 (#72)

| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Omni |
|---|---|---|
| LMArena Longer Query | 1413 | 1442 |

## Writing & Preference

- Chatgpt 4o Latest 20250326: 62.8 (#68)
- MiMo-V2-Omni: 61.6 (#83)

| Benchmark | Chatgpt 4o Latest 20250326 | MiMo-V2-Omni |
|---|---|---|
| LMArena Text | 1429 | 1424 |
| LMArena Creative Writing | 1406 | 1393 |
| LMArena Multi-Turn | 1454 | 1446 |
| EQ-Bench Creative Writing | 1501 | — |

## FAQ

### Is Chatgpt 4o Latest 20250326 better than MiMo-V2-Omni?

Chatgpt 4o Latest 20250326 and MiMo-V2-Omni score almost the same on the Noometry Index (43.2 vs 42.9), so choose on price, context window or the category you care about most.

### Is Chatgpt 4o Latest 20250326 or MiMo-V2-Omni better for coding?

MiMo-V2-Omni scores higher on coding benchmarks: 42.7 versus 41.0 in the Noometry coding category.

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

18 benchmarks have published results for both models. Chatgpt 4o Latest 20250326 has 21 scored results on Noometry and MiMo-V2-Omni has 18.