Model comparison
ERNIE 5.1 vs Nova Premier 1.0
ERNIE 5.1 is the stronger model overall, scoring 43.8 to 38.3 on the Noometry Index.
Last verified . 0 shared benchmarks.
BaiduSummary
- The widest gap is in writing & preference, where ERNIE 5.1 leads 65.1 to 51.0.
Side by side
| ERNIE 5.1 | Nova Premier 1.0 | |
|---|---|---|
| Provider | Baidu | Amazon |
| Noometry Index | 43.8 | 38.3 |
| Released | — | 2025-04-30 |
| Weights | Proprietary | Proprietary |
| Context window | — | 1M |
| Max output | — | 10K |
| Input $ / M tokens | — | $2.50 |
| Output $ / M tokens | — | $12.50 |
| Results tracked | 19 | 6 |
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Category by category
Coding Not comparable
ERNIE 5.1: 44.0 (#76), Nova Premier 1.0: —
| Benchmark | ERNIE 5.1 | Nova Premier 1.0 |
|---|---|---|
| LMArena Coding | 1488 | — |
Agentic & Tool Use Not comparable
ERNIE 5.1: —, Nova Premier 1.0: —
| Benchmark | ERNIE 5.1 | Nova Premier 1.0 |
|---|---|---|
| LMArena Search | 1227 | — |
Reasoning Nova Premier 1.0 leads
ERNIE 5.1: 21.9 (#211), Nova Premier 1.0: 23.0 (#185)
| Benchmark | ERNIE 5.1 | Nova Premier 1.0 |
|---|---|---|
| Kagi LLM Benchmark | — | 44.8% |
| NYT Connections (extended) | 23.4% | — |
| LMArena Hard Prompts | 1481 | — |
Math ERNIE 5.1 leads
ERNIE 5.1: 40.3 (#92), Nova Premier 1.0: 33.8 (#199)
| Benchmark | ERNIE 5.1 | Nova Premier 1.0 |
|---|---|---|
| Omni-MATH | — | 35% |
| LMArena Math | 1481 | — |
Knowledge ERNIE 5.1 leads
ERNIE 5.1: 41.9 (#102), Nova Premier 1.0: 35.8 (#180)
| Benchmark | ERNIE 5.1 | Nova Premier 1.0 |
|---|---|---|
| MMLU-Pro | — | 72.6% |
| GPQA (HELM) | — | 51.8% |
| LMArena Expert | 1492 | — |
Multilingual Not comparable
ERNIE 5.1: 55.5 (#29), Nova Premier 1.0: —
| Benchmark | ERNIE 5.1 | Nova Premier 1.0 |
|---|---|---|
| LMArena Non-English | 1454 | — |
| LMArena Chinese | 1508 | — |
| LMArena French | 1488 | — |
| LMArena German | 1470 | — |
| LMArena Japanese | 1422 | — |
| LMArena Korean | 1427 | — |
| LMArena Russian | 1459 | — |
| LMArena Spanish | 1473 | — |
Instruction Following ERNIE 5.1 leads
ERNIE 5.1: 76.7 (#37), Nova Premier 1.0: 66.8 (#204)
| Benchmark | ERNIE 5.1 | Nova Premier 1.0 |
|---|---|---|
| IFEval | — | 80.3% |
| LMArena Instruction Following | 1460 | — |
Long Context Not comparable
ERNIE 5.1: 44.7 (#59), Nova Premier 1.0: —
| Benchmark | ERNIE 5.1 | Nova Premier 1.0 |
|---|---|---|
| LMArena Longer Query | 1462 | — |
Writing & Preference ERNIE 5.1 leads
ERNIE 5.1: 65.1 (#52), Nova Premier 1.0: 51.0 (#178)
| Benchmark | ERNIE 5.1 | Nova Premier 1.0 |
|---|---|---|
| LMArena Text | 1468 | — |
| LMArena Creative Writing | 1441 | — |
| WildBench | — | 78.8% |
| LMArena Multi-Turn | 1471 | — |
Frequently asked questions
Is ERNIE 5.1 better than Nova Premier 1.0?
ERNIE 5.1 is the stronger model overall, scoring 43.8 to 38.3 on the Noometry Index.
How many benchmarks do ERNIE 5.1 and Nova Premier 1.0 share?
0 benchmarks have published results for both models. ERNIE 5.1 has 19 scored results on Noometry and Nova Premier 1.0 has 6.