Model comparison
ERNIE 5.1 vs MiniMax-M2.1
ERNIE 5.1 is the stronger model overall, scoring 43.8 to 38.9 on the Noometry Index.
Last verified . 18 shared benchmarks.
Baidu
MiniMaxSummary
- They share 18 benchmarks with published results for both. ERNIE 5.1 scores higher in 8 categories and MiniMax-M2.1 in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where ERNIE 5.1 leads 65.1 to 58.3.
- The biggest single-benchmark swing is NYT Connections (extended): 23.4% for ERNIE 5.1 and 11.2% for MiniMax-M2.1.
- MiniMax-M2.1 has downloadable open weights; the other is API-only.
Side by side
| ERNIE 5.1 | MiniMax-M2.1 | |
|---|---|---|
| Provider | Baidu | MiniMax |
| Noometry Index | 43.8 | 38.9 |
| Released | — | 2025-12-23 |
| Weights | Proprietary | Open |
| Context window | — | 205K |
| Max output | — | 131K |
| Input $ / M tokens | — | $0.30 |
| Output $ / M tokens | — | $1.20 |
| Results tracked | 19 | 22 |
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Category by category
Coding ERNIE 5.1 leads
ERNIE 5.1: 44.0 (#76), MiniMax-M2.1: 40.4 (#143)
| Benchmark | ERNIE 5.1 | MiniMax-M2.1 |
|---|---|---|
| LMArena Coding | 1488 | 1421 |
| LMArena WebDev | — | 1384 |
| ALE-Bench | — | 623.83 |
Agentic & Tool Use Not comparable
ERNIE 5.1: —, MiniMax-M2.1: 27.9 (#98)
| Benchmark | ERNIE 5.1 | MiniMax-M2.1 |
|---|---|---|
| Terminal-Bench | — | 36.6% |
| LMArena Search | 1227 | — |
Reasoning ERNIE 5.1 leads
ERNIE 5.1: 21.9 (#211), MiniMax-M2.1: 16.6 (#302)
| Benchmark | ERNIE 5.1 | MiniMax-M2.1 |
|---|---|---|
| NYT Connections (extended) | 23.4% | 11.2% |
| LMArena Hard Prompts | 1481 | 1411 |
Math ERNIE 5.1 leads
ERNIE 5.1: 40.3 (#92), MiniMax-M2.1: 38.3 (#138)
| Benchmark | ERNIE 5.1 | MiniMax-M2.1 |
|---|---|---|
| LMArena Math | 1481 | 1397 |
Knowledge ERNIE 5.1 leads
ERNIE 5.1: 41.9 (#102), MiniMax-M2.1: 38.3 (#147)
| Benchmark | ERNIE 5.1 | MiniMax-M2.1 |
|---|---|---|
| LMArena Expert | 1492 | 1431 |
| Vectara Hallucination Rate | — | 11.8% |
Multilingual ERNIE 5.1 leads
ERNIE 5.1: 55.5 (#29), MiniMax-M2.1: 50.0 (#128)
| Benchmark | ERNIE 5.1 | MiniMax-M2.1 |
|---|---|---|
| LMArena Non-English | 1454 | 1378 |
| LMArena Chinese | 1508 | 1430 |
| LMArena French | 1488 | 1404 |
| LMArena German | 1470 | 1381 |
| LMArena Japanese | 1422 | 1287 |
| LMArena Korean | 1427 | 1298 |
| LMArena Russian | 1459 | 1387 |
| LMArena Spanish | 1473 | 1397 |
Instruction Following ERNIE 5.1 leads
ERNIE 5.1: 76.7 (#37), MiniMax-M2.1: 73.8 (#112)
| Benchmark | ERNIE 5.1 | MiniMax-M2.1 |
|---|---|---|
| LMArena Instruction Following | 1460 | 1400 |
Long Context ERNIE 5.1 leads
ERNIE 5.1: 44.7 (#59), MiniMax-M2.1: 43.2 (#101)
| Benchmark | ERNIE 5.1 | MiniMax-M2.1 |
|---|---|---|
| LMArena Longer Query | 1462 | 1416 |
Writing & Preference ERNIE 5.1 leads
ERNIE 5.1: 65.1 (#52), MiniMax-M2.1: 58.3 (#120)
| Benchmark | ERNIE 5.1 | MiniMax-M2.1 |
|---|---|---|
| LMArena Text | 1468 | 1392 |
| LMArena Creative Writing | 1441 | 1361 |
| LMArena Multi-Turn | 1471 | 1396 |
Frequently asked questions
Is ERNIE 5.1 better than MiniMax-M2.1?
ERNIE 5.1 is the stronger model overall, scoring 43.8 to 38.9 on the Noometry Index.
Is ERNIE 5.1 or MiniMax-M2.1 better for coding?
ERNIE 5.1 scores higher on coding benchmarks: 44.0 versus 40.4 in the Noometry coding category.
How many benchmarks do ERNIE 5.1 and MiniMax-M2.1 share?
18 benchmarks have published results for both models. ERNIE 5.1 has 19 scored results on Noometry and MiniMax-M2.1 has 22.