# Hy4 preview vs Nova Premier 1.0

> Hy4 preview is the stronger model overall, scoring 44.6 to 37.7 on the Noometry Index.

- Canonical page: https://noometry.com/compare/hy4-preview-vs-nova-premier-1-0
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in math, where Hy4 preview leads 54.5 to 31.5.
- Hy4 preview is cheaper at $0.83 / $2.50 per million input/output tokens, against $2.50 / $12.50 for Nova Premier 1.0.
- Hy4 preview accepts more context: 1.05M tokens versus 1M.
- Hy4 preview has downloadable open weights; the other is API-only.

## Snapshot

| | Hy4 preview | Nova Premier 1.0 |
|---|---|---|
| Provider | Tencent | Amazon |
| Noometry Index | 44.6 | 37.7 |
| Rank | 73 | 185 |
| Context | 1.05M | 1M |
| Input $/M | $0.83 | $2.50 |
| Output $/M | $2.50 | $12.50 |
| Weights | Open | Proprietary |

## Coding

- Hy4 preview: 51.4 (#36)
- Nova Premier 1.0: —

| Benchmark | Hy4 preview | Nova Premier 1.0 |
|---|---|---|
| LMArena WebDev | 1633 | — |

## Reasoning

- Hy4 preview: 30.6 (#75)
- Nova Premier 1.0: 22.3 (#182)

| Benchmark | Hy4 preview | Nova Premier 1.0 |
|---|---|---|
| Kagi LLM Benchmark | — | 44.8% |
| NYT Connections (extended) | 68.2% | — |

## Math

- Hy4 preview: 54.5 (#37)
- Nova Premier 1.0: 31.5 (#194)

| Benchmark | Hy4 preview | Nova Premier 1.0 |
|---|---|---|
| ProofBench | 75% | — |
| Omni-MATH | — | 35% |

## Knowledge

- Hy4 preview: —
- Nova Premier 1.0: 35.4 (#176)

| Benchmark | Hy4 preview | Nova Premier 1.0 |
|---|---|---|
| MMLU-Pro | — | 72.6% |
| GPQA (HELM) | — | 51.8% |

## Instruction Following

- Hy4 preview: —
- Nova Premier 1.0: 66.9 (#201)

| Benchmark | Hy4 preview | Nova Premier 1.0 |
|---|---|---|
| IFEval | — | 80.3% |

## Writing & Preference

- Hy4 preview: —
- Nova Premier 1.0: 51.0 (#174)

| Benchmark | Hy4 preview | Nova Premier 1.0 |
|---|---|---|
| WildBench | — | 78.8% |

## FAQ

### Is Hy4 preview better than Nova Premier 1.0?

Hy4 preview is the stronger model overall, scoring 44.6 to 37.7 on the Noometry Index.

### Which is cheaper, Hy4 preview or Nova Premier 1.0?

Hy4 preview is cheaper. It lists at $0.83 per million input tokens and $2.50 per million output tokens; Nova Premier 1.0 lists at $2.50 and $12.50.

### Which has the bigger context window?

Hy4 preview does, with 1.05M tokens against 1M.

### How many benchmarks do Hy4 preview and Nova Premier 1.0 share?

0 benchmarks have published results for both models. Hy4 preview has 3 scored results on Noometry and Nova Premier 1.0 has 6.