Hy4 preview vs Nova 2 Pro
Hy4 preview leads the LLM Stats Score 51.1 to 31.0.
Tencent · Amazon · Updated for 2026
Which is better?
Hy4 preview leads the overall LLM Stats Score 51.1 to 31.0, ranking #14 overall.
In the 1 individual benchmarks reported for both models, Hy4 preview wins 1; this is a narrower head-to-head signal than the composite indexes.
Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.
Choose Hy4 preview
- overall performance matters — it scores 51.1 and ranks #14 on LLM Stats
- your work emphasizes reasoning and coding — it leads those capability indexes
- you value its reported benchmark strengths — it wins 1 of 1 exact shared results
- you want the most recent training data — it shipped Aug 2026
- you need open weights you can self-host or fine-tune
Choose Nova 2 Pro
- you are already invested in the Amazon ecosystem
At a glance
The differences that matter most.
Capability indexes
Additional strengths measured across groups of related public benchmarks
Individual benchmarks
32 reported for Hy4 preview · 18 for Nova 2 Pro
Hy4 preview outperforms in 1 benchmarks (GPQA), while Nova 2 Pro is better at 0 benchmarks.
Hy4 preview significantly outperforms across most benchmarks.
Human preference
Blind head-to-head votes and playground preference scores
Input capabilities
Documented input modalities across available providers
Nova 2 Pro supports multimodal inputs, whereas Hy4 preview does not.
Nova 2 Pro can handle both text and other forms of data like images, making it suitable for multimodal applications.
Hy4 preview
Nova 2 Pro
License
Usage and distribution terms
Hy4 preview is licensed under Apache 2.0, while Nova 2 Pro uses a proprietary license.
License differences may affect how you can use these models in commercial or open-source projects.
Apache 2.0
Open weights
Proprietary
Closed source
Release Timeline
When each model was launched
Hy4 preview was released on 2026-08-28, while Nova 2 Pro was released on 2025-12-02.
Hy4 preview is 9 months newer than Nova 2 Pro.
Aug 28, 2026
1 weeks ago
8mo newerDec 2, 2025
9 months ago
Knowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Outputs Comparison
Judge for yourself.
Run your own prompts against Hy4 preview and Nova 2 Pro side-by-side, then vote on the output you prefer.
FAQ
Common questions about Hy4 preview vs Nova 2 Pro.