Model comparison
ERNIE 5.1 vs MiMo-V2-Omni
ERNIE 5.1 and MiMo-V2-Omni score almost the same on the Noometry Index (43.1 vs 42.9), so choose on price, context window or the category you care about most.
Last verified . 17 shared benchmarks.
BaiduSummary
- They share 17 benchmarks with published results for both. ERNIE 5.1 scores higher in 7 categories and MiMo-V2-Omni in 1 category; 6 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where MiMo-V2-Omni leads 28.6 to 20.9.
Side by side
| ERNIE 5.1 | MiMo-V2-Omni | |
|---|---|---|
| Provider | Baidu | Xiaomi |
| Noometry Index | 43.1 | 42.9 |
| Released | — | 2026-03-18 |
| Weights | Proprietary | Proprietary |
| Context window | — | 262K |
| Max output | — | 131K |
| Input $ / M tokens | — | $0.14 |
| Output $ / M tokens | — | $0.28 |
| Results tracked | 19 | 18 |
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Category by category
Coding Too close to call
ERNIE 5.1: 43.4 (#78), MiMo-V2-Omni: 42.7 (#87)
| Benchmark | ERNIE 5.1 | MiMo-V2-Omni |
|---|---|---|
| LMArena Coding | 1488 | 1467 |
Agentic & Tool Use Not comparable
ERNIE 5.1: —, MiMo-V2-Omni: —
| Benchmark | ERNIE 5.1 | MiMo-V2-Omni |
|---|---|---|
| LMArena Search | 1227 | — |
Reasoning MiMo-V2-Omni leads
ERNIE 5.1: 20.9 (#209), MiMo-V2-Omni: 28.6 (#86)
| Benchmark | ERNIE 5.1 | MiMo-V2-Omni |
|---|---|---|
| LMArena Hard Prompts | 1481 | 1445 |
| NYT Connections (extended) | 23.4% | — |
Math ERNIE 5.1 leads
ERNIE 5.1: 37.5 (#96), MiMo-V2-Omni: 36.4 (#112)
| Benchmark | ERNIE 5.1 | MiMo-V2-Omni |
|---|---|---|
| LMArena Math | 1481 | 1432 |
Knowledge ERNIE 5.1 leads
ERNIE 5.1: 41.2 (#103), MiMo-V2-Omni: 39.9 (#114)
| Benchmark | ERNIE 5.1 | MiMo-V2-Omni |
|---|---|---|
| LMArena Expert | 1491 | 1449 |
Multimodal Not comparable
ERNIE 5.1: —, MiMo-V2-Omni: 37.9 (#62)
| Benchmark | ERNIE 5.1 | MiMo-V2-Omni |
|---|---|---|
| LMArena Vision | — | 1228 |
Multilingual ERNIE 5.1 leads
ERNIE 5.1: 55.7 (#28), MiMo-V2-Omni: 52.0 (#97)
| Benchmark | ERNIE 5.1 | MiMo-V2-Omni |
|---|---|---|
| LMArena Non-English | 1455 | 1404 |
| LMArena Chinese | 1507 | 1469 |
| LMArena French | 1486 | 1448 |
| LMArena German | 1470 | 1398 |
| LMArena Japanese | 1422 | 1318 |
| LMArena Korean | 1428 | 1355 |
| LMArena Russian | 1459 | 1412 |
| LMArena Spanish | 1472 | 1432 |
Instruction Following ERNIE 5.1 leads
ERNIE 5.1: 76.9 (#35), MiMo-V2-Omni: 75.4 (#62)
| Benchmark | ERNIE 5.1 | MiMo-V2-Omni |
|---|---|---|
| LMArena Instruction Following | 1460 | 1428 |
Long Context Too close to call
ERNIE 5.1: 44.7 (#56), MiMo-V2-Omni: 44.1 (#72)
| Benchmark | ERNIE 5.1 | MiMo-V2-Omni |
|---|---|---|
| LMArena Longer Query | 1462 | 1442 |
Writing & Preference ERNIE 5.1 leads
ERNIE 5.1: 65.3 (#50), MiMo-V2-Omni: 61.6 (#83)
| Benchmark | ERNIE 5.1 | MiMo-V2-Omni |
|---|---|---|
| LMArena Text | 1468 | 1424 |
| LMArena Creative Writing | 1440 | 1393 |
| LMArena Multi-Turn | 1471 | 1446 |
Frequently asked questions
Is ERNIE 5.1 better than MiMo-V2-Omni?
ERNIE 5.1 and MiMo-V2-Omni score almost the same on the Noometry Index (43.1 vs 42.9), so choose on price, context window or the category you care about most.
Is ERNIE 5.1 or MiMo-V2-Omni better for coding?
They score almost the same on coding (43.4 vs 42.7); test both on your own repository before choosing.
How many benchmarks do ERNIE 5.1 and MiMo-V2-Omni share?
17 benchmarks have published results for both models. ERNIE 5.1 has 19 scored results on Noometry and MiMo-V2-Omni has 18.