Model comparison
Hy4 preview vs Nova 2 Lite
Hy4 preview is the stronger model overall, scoring 45.3 to 39.7 on the Noometry Index.
Last verified . 0 shared benchmarks.
TencentSummary
- The widest gap is in math, where Hy4 preview leads 55.7 to 37.5.
- Nova 2 Lite is cheaper at $0.30 / $2.50 per million input/output tokens, against $0.83 / $2.50 for Hy4 preview.
- Hy4 preview accepts more context: 1.05M tokens versus 1M.
- Hy4 preview has downloadable open weights; the other is API-only.
Side by side
| Hy4 preview | Nova 2 Lite | |
|---|---|---|
| Provider | Tencent | Amazon |
| Noometry Index | 45.3 | 39.7 |
| Released | 2026-08-28 | 2025-12-01 |
| Weights | Open | Proprietary |
| Context window | 1.05M | 1M |
| Max output | 64K | 64K |
| Input $ / M tokens | $0.83 | $0.30 |
| Output $ / M tokens | $2.50 | $2.50 |
| Results tracked | 3 | 19 |
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Category by category
Coding Hy4 preview leads
Hy4 preview: 51.6 (#38), Nova 2 Lite: 40.7 (#134)
| Benchmark | Hy4 preview | Nova 2 Lite |
|---|---|---|
| LMArena WebDev | 1632 | — |
| LMArena Coding | — | 1385 |
Agentic & Tool Use Not comparable
Hy4 preview: —, Nova 2 Lite: 24.1 (#121)
| Benchmark | Hy4 preview | Nova 2 Lite |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 27.1% |
Reasoning Hy4 preview leads
Hy4 preview: 31.9 (#79), Nova 2 Lite: 27.5 (#118)
| Benchmark | Hy4 preview | Nova 2 Lite |
|---|---|---|
| NYT Connections (extended) | 68.2% | — |
| LMArena Hard Prompts | — | 1364 |
Math Hy4 preview leads
Hy4 preview: 55.7 (#42), Nova 2 Lite: 37.5 (#156)
| Benchmark | Hy4 preview | Nova 2 Lite |
|---|---|---|
| ProofBench | 75% | — |
| LMArena Math | — | 1359 |
Knowledge Not comparable
Hy4 preview: —, Nova 2 Lite: 43.0 (#94)
| Benchmark | Hy4 preview | Nova 2 Lite |
|---|---|---|
| Vectara Hallucination Rate | — | 5.1% |
| LMArena Expert | — | 1358 |
Multilingual Not comparable
Hy4 preview: —, Nova 2 Lite: 47.1 (#153)
| Benchmark | Hy4 preview | Nova 2 Lite |
|---|---|---|
| LMArena Non-English | — | 1337 |
| LMArena Chinese | — | 1364 |
| LMArena French | — | 1381 |
| LMArena German | — | 1343 |
| LMArena Japanese | — | 1271 |
| LMArena Korean | — | 1284 |
| LMArena Russian | — | 1343 |
| LMArena Spanish | — | 1373 |
Instruction Following Not comparable
Hy4 preview: —, Nova 2 Lite: 70.5 (#161)
| Benchmark | Hy4 preview | Nova 2 Lite |
|---|---|---|
| LMArena Instruction Following | — | 1335 |
Long Context Not comparable
Hy4 preview: —, Nova 2 Lite: 40.6 (#150)
| Benchmark | Hy4 preview | Nova 2 Lite |
|---|---|---|
| LMArena Longer Query | — | 1335 |
Writing & Preference Not comparable
Hy4 preview: —, Nova 2 Lite: 53.9 (#154)
| Benchmark | Hy4 preview | Nova 2 Lite |
|---|---|---|
| LMArena Text | — | 1362 |
| LMArena Creative Writing | — | 1291 |
| LMArena Multi-Turn | — | 1338 |
Frequently asked questions
Is Hy4 preview better than Nova 2 Lite?
Hy4 preview is the stronger model overall, scoring 45.3 to 39.7 on the Noometry Index.
Which is cheaper, Hy4 preview or Nova 2 Lite?
Nova 2 Lite is cheaper. It lists at $0.30 per million input tokens and $2.50 per million output tokens; Hy4 preview lists at $0.83 and $2.50.
Is Hy4 preview or Nova 2 Lite better for coding?
Hy4 preview scores higher on coding benchmarks: 51.6 versus 40.7 in the Noometry coding category.
Which has the bigger context window?
Hy4 preview does, with 1.05M tokens against 1M.
How many benchmarks do Hy4 preview and Nova 2 Lite share?
0 benchmarks have published results for both models. Hy4 preview has 3 scored results on Noometry and Nova 2 Lite has 19.