# Nova 2 Lite vs Solar Pro4

> Solar Pro4 is the stronger model overall, scoring 42.1 to 39.7 on the Noometry Index.

- Canonical page: https://noometry.com/compare/nova-2-lite-vs-solar-pro4
- Last updated: 2026-10-10
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. Nova 2 Lite scores higher in 2 categories and Solar Pro4 in 6 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Nova 2 Lite leads 43.0 to 39.8.
- Solar Pro4 is cheaper at $0.30 / $1.20 per million input/output tokens, against $0.30 / $2.50 for Nova 2 Lite.
- Nova 2 Lite accepts more context: 1M tokens versus 524K.

## Snapshot

| | Nova 2 Lite | Solar Pro4 |
|---|---|---|
| Provider | Amazon | Upstage |
| Noometry Index | 39.7 | 42.1 |
| Rank | 161 | 121 |
| Context | 1M | 524K |
| Input $/M | $0.30 | $0.30 |
| Output $/M | $2.50 | $1.20 |
| Weights | Proprietary | Proprietary |

## Coding

- Nova 2 Lite: 40.7 (#134)
- Solar Pro4: 40.1 (#149)

| Benchmark | Nova 2 Lite | Solar Pro4 |
|---|---|---|
| LMArena Coding | 1385 | 1437 |
| LMArena WebDev | — | 1371 |

## Agentic & Tool Use

- Nova 2 Lite: 24.1 (#121)
- Solar Pro4: —

| Benchmark | Nova 2 Lite | Solar Pro4 |
|---|---|---|
| Berkeley Function Calling Leaderboard | 27.1% | — |

## Reasoning

- Nova 2 Lite: 27.5 (#118)
- Solar Pro4: 28.5 (#104)

| Benchmark | Nova 2 Lite | Solar Pro4 |
|---|---|---|
| LMArena Hard Prompts | 1364 | 1399 |

## Math

- Nova 2 Lite: 37.5 (#156)
- Solar Pro4: 38.8 (#128)

| Benchmark | Nova 2 Lite | Solar Pro4 |
|---|---|---|
| LMArena Math | 1359 | 1416 |

## Knowledge

- Nova 2 Lite: 43.0 (#94)
- Solar Pro4: 39.8 (#129)

| Benchmark | Nova 2 Lite | Solar Pro4 |
|---|---|---|
| LMArena Expert | 1358 | 1427 |
| Vectara Hallucination Rate | 5.1% | — |

## Multilingual

- Nova 2 Lite: 47.1 (#153)
- Solar Pro4: 48.7 (#139)

| Benchmark | Nova 2 Lite | Solar Pro4 |
|---|---|---|
| LMArena Non-English | 1337 | 1361 |
| LMArena Chinese | 1364 | 1415 |
| LMArena French | 1381 | 1397 |
| LMArena German | 1343 | 1364 |
| LMArena Japanese | 1271 | 1309 |
| LMArena Korean | 1284 | 1382 |
| LMArena Russian | 1343 | 1360 |
| LMArena Spanish | 1373 | 1401 |

## Instruction Following

- Nova 2 Lite: 70.5 (#161)
- Solar Pro4: 72.7 (#132)

| Benchmark | Nova 2 Lite | Solar Pro4 |
|---|---|---|
| LMArena Instruction Following | 1335 | 1377 |

## Long Context

- Nova 2 Lite: 40.6 (#150)
- Solar Pro4: 42.1 (#130)

| Benchmark | Nova 2 Lite | Solar Pro4 |
|---|---|---|
| LMArena Longer Query | 1335 | 1381 |

## Writing & Preference

- Nova 2 Lite: 53.9 (#154)
- Solar Pro4: 56.5 (#138)

| Benchmark | Nova 2 Lite | Solar Pro4 |
|---|---|---|
| LMArena Text | 1362 | 1386 |
| LMArena Creative Writing | 1291 | 1316 |
| LMArena Multi-Turn | 1338 | 1385 |

## FAQ

### Is Nova 2 Lite better than Solar Pro4?

Solar Pro4 is the stronger model overall, scoring 42.1 to 39.7 on the Noometry Index.

### Which is cheaper, Nova 2 Lite or Solar Pro4?

Solar Pro4 is cheaper. It lists at $0.30 per million input tokens and $1.20 per million output tokens; Nova 2 Lite lists at $0.30 and $2.50.

### Is Nova 2 Lite or Solar Pro4 better for coding?

They score almost the same on coding (40.7 vs 40.1); test both on your own repository before choosing.

### Which has the bigger context window?

Nova 2 Lite does, with 1M tokens against 524K.

### How many benchmarks do Nova 2 Lite and Solar Pro4 share?

17 benchmarks have published results for both models. Nova 2 Lite has 19 scored results on Noometry and Solar Pro4 has 18.