# Nova Premier 1.0 vs Yi-1.5-34B

> Nova Premier 1.0 is the stronger model overall, scoring 38.3 to 30.6 on the Noometry Index.

- Canonical page: https://noometry.com/compare/nova-premier-1-0-vs-yi-1-5-34b
- Last updated: 2026-10-12
- Shared benchmarks: 0

## Summary

- The widest gap is in knowledge, where Nova Premier 1.0 leads 35.8 to 14.8.
- Yi-1.5-34B has downloadable open weights; the other is API-only.

## Snapshot

| | Nova Premier 1.0 | Yi-1.5-34B |
|---|---|---|
| Provider | Amazon | 01.AI |
| Noometry Index | 38.3 | 30.6 |
| Rank | 189 | 289 |
| Context | 1M | — |
| Input $/M | $2.50 | — |
| Output $/M | $12.50 | — |
| Weights | Proprietary | Open |

## Coding

- Nova Premier 1.0: —
- Yi-1.5-34B: 32.4 (#272)

| Benchmark | Nova Premier 1.0 | Yi-1.5-34B |
|---|---|---|
| BigCodeBench Instruct | — | 33.9% |
| LMArena Coding | — | 1169 |
| BigCodeBench Complete | — | 43.8% |

## Reasoning

- Nova Premier 1.0: 23.0 (#185)
- Yi-1.5-34B: 22.5 (#191)

| Benchmark | Nova Premier 1.0 | Yi-1.5-34B |
|---|---|---|
| Kagi LLM Benchmark | 44.8% | — |
| LMArena Hard Prompts | — | 1160 |

## Math

- Nova Premier 1.0: 33.8 (#199)
- Yi-1.5-34B: 27.5 (#249)

| Benchmark | Nova Premier 1.0 | Yi-1.5-34B |
|---|---|---|
| Omni-MATH | 35% | — |
| LMArena Math | — | 1182 |
| MATH Level 5 | — | 25.5% |

## Knowledge

- Nova Premier 1.0: 35.8 (#180)
- Yi-1.5-34B: 14.8 (#295)

| Benchmark | Nova Premier 1.0 | Yi-1.5-34B |
|---|---|---|
| GPQA Diamond | — | 32% |
| MMLU-Pro | 72.6% | — |
| GPQA (HELM) | 51.8% | — |
| LMArena Expert | — | 1144 |

## Multilingual

- Nova Premier 1.0: —
- Yi-1.5-34B: 32.3 (#256)

| Benchmark | Nova Premier 1.0 | Yi-1.5-34B |
|---|---|---|
| LMArena Non-English | — | 1121 |
| LMArena Chinese | — | 1213 |
| LMArena French | — | 1156 |
| LMArena German | — | 1111 |
| LMArena Japanese | — | 1021 |
| LMArena Korean | — | 1005 |
| LMArena Russian | — | 1091 |
| LMArena Spanish | — | 1121 |

## Instruction Following

- Nova Premier 1.0: 66.8 (#204)
- Yi-1.5-34B: 59.2 (#257)

| Benchmark | Nova Premier 1.0 | Yi-1.5-34B |
|---|---|---|
| IFEval | 80.3% | — |
| LMArena Instruction Following | — | 1139 |

## Long Context

- Nova Premier 1.0: —
- Yi-1.5-34B: 34.6 (#248)

| Benchmark | Nova Premier 1.0 | Yi-1.5-34B |
|---|---|---|
| LMArena Longer Query | — | 1143 |

## Writing & Preference

- Nova Premier 1.0: 51.0 (#178)
- Yi-1.5-34B: 37.4 (#257)

| Benchmark | Nova Premier 1.0 | Yi-1.5-34B |
|---|---|---|
| LMArena Text | — | 1173 |
| LMArena Creative Writing | — | 1135 |
| WildBench | 78.8% | — |
| LMArena Multi-Turn | — | 1153 |

## FAQ

### Is Nova Premier 1.0 better than Yi-1.5-34B?

Nova Premier 1.0 is the stronger model overall, scoring 38.3 to 30.6 on the Noometry Index.

### How many benchmarks do Nova Premier 1.0 and Yi-1.5-34B share?

0 benchmarks have published results for both models. Nova Premier 1.0 has 6 scored results on Noometry and Yi-1.5-34B has 21.