Model comparison
Muse Spark 1.2 vs Nova 2 Lite
Muse Spark 1.2 is the stronger model overall, scoring 50.3 to 39.7 on the Noometry Index. Nova 2 Lite costs 2.4× less per token, which makes it the better buy when Muse Spark 1.2's lead doesn't matter for your workload.
Last verified . 14 shared benchmarks.
MetaSummary
- They share 14 benchmarks with published results for both. Muse Spark 1.2 scores higher in 9 categories and Nova 2 Lite in 0 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Muse Spark 1.2 leads 51.3 to 27.5.
- Nova 2 Lite is cheaper at $0.30 / $2.50 per million input/output tokens, against $1.25 / $4.25 for Muse Spark 1.2.
- Muse Spark 1.2 accepts more context: 1.05M tokens versus 1M.
Side by side
| Muse Spark 1.2 | Nova 2 Lite | |
|---|---|---|
| Provider | Meta | Amazon |
| Noometry Index | 50.3 | 39.7 |
| Released | 2026-08-05 | 2025-12-01 |
| Weights | Proprietary | Proprietary |
| Context window | 1.05M | 1M |
| Max output | 131K | 64K |
| Input $ / M tokens | $1.25 | $0.30 |
| Output $ / M tokens | $4.25 | $2.50 |
| Results tracked | 31 | 19 |
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Category by category
Coding Muse Spark 1.2 leads
Muse Spark 1.2: 49.2 (#51), Nova 2 Lite: 40.7 (#134)
| Benchmark | Muse Spark 1.2 | Nova 2 Lite |
|---|---|---|
| LMArena Coding | 1495 | 1385 |
| DeepSWE | 54.9% | — |
| LMArena WebDev | 1533 | — |
| FrontierSWE | 12% | — |
| SciCode | 56.4% | — |
| WeirdML | 60.3% | — |
Agentic & Tool Use Muse Spark 1.2 leads
Muse Spark 1.2: 29.4 (#87), Nova 2 Lite: 24.1 (#121)
| Benchmark | Muse Spark 1.2 | Nova 2 Lite |
|---|---|---|
| APEX-Agents | 36.4% | — |
| Berkeley Function Calling Leaderboard | — | 27.1% |
| GDP.pdf | 16% | — |
Reasoning Muse Spark 1.2 leads
Muse Spark 1.2: 51.3 (#34), Nova 2 Lite: 27.5 (#118)
| Benchmark | Muse Spark 1.2 | Nova 2 Lite |
|---|---|---|
| LMArena Hard Prompts | 1486 | 1364 |
| SimpleBench | 74.5% | — |
| NYT Connections (extended) | 79.2% | — |
| CritPt | 17.7% | — |
| DTBench | 94.7% | — |
| LMCA | 48.4% | — |
| Epoch Capabilities Index | 154.87 | — |
Math Muse Spark 1.2 leads
Muse Spark 1.2: 46.4 (#70), Nova 2 Lite: 37.5 (#156)
| Benchmark | Muse Spark 1.2 | Nova 2 Lite |
|---|---|---|
| LMArena Math | 1471 | 1359 |
| ProofBench | 43% | — |
Knowledge Muse Spark 1.2 leads
Muse Spark 1.2: 54.1 (#53), Nova 2 Lite: 43.0 (#94)
| Benchmark | Muse Spark 1.2 | Nova 2 Lite |
|---|---|---|
| LMArena Expert | 1480 | 1358 |
| SimpleQA Verified | 60.3% | — |
| Vectara Hallucination Rate | — | 5.1% |
Multimodal Not comparable
Muse Spark 1.2: 43.4 (#25), Nova 2 Lite: —
| Benchmark | Muse Spark 1.2 | Nova 2 Lite |
|---|---|---|
| LMArena Vision | 1305 | — |
Multilingual Muse Spark 1.2 leads
Muse Spark 1.2: 57.1 (#11), Nova 2 Lite: 47.1 (#153)
| Benchmark | Muse Spark 1.2 | Nova 2 Lite |
|---|---|---|
| LMArena Non-English | 1478 | 1337 |
| LMArena Chinese | 1511 | 1364 |
| LMArena French | 1513 | 1381 |
| LMArena Russian | 1487 | 1343 |
| LMArena Spanish | 1498 | 1373 |
| LMArena German | — | 1343 |
| LMArena Japanese | — | 1271 |
| LMArena Korean | — | 1284 |
Instruction Following Muse Spark 1.2 leads
Muse Spark 1.2: 76.7 (#36), Nova 2 Lite: 70.5 (#161)
| Benchmark | Muse Spark 1.2 | Nova 2 Lite |
|---|---|---|
| LMArena Instruction Following | 1461 | 1335 |
Long Context Muse Spark 1.2 leads
Muse Spark 1.2: 45.2 (#48), Nova 2 Lite: 40.6 (#150)
| Benchmark | Muse Spark 1.2 | Nova 2 Lite |
|---|---|---|
| LMArena Longer Query | 1475 | 1335 |
Writing & Preference Muse Spark 1.2 leads
Muse Spark 1.2: 72.3 (#14), Nova 2 Lite: 53.9 (#154)
| Benchmark | Muse Spark 1.2 | Nova 2 Lite |
|---|---|---|
| LMArena Text | 1482 | 1362 |
| LMArena Creative Writing | 1449 | 1291 |
| LMArena Multi-Turn | 1494 | 1338 |
| EQ-Bench Creative Writing | 1840 | — |
Frequently asked questions
Is Muse Spark 1.2 better than Nova 2 Lite?
Muse Spark 1.2 is the stronger model overall, scoring 50.3 to 39.7 on the Noometry Index. Nova 2 Lite costs 2.4× less per token, which makes it the better buy when Muse Spark 1.2's lead doesn't matter for your workload.
Which is cheaper, Muse Spark 1.2 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; Muse Spark 1.2 lists at $1.25 and $4.25.
Is Muse Spark 1.2 or Nova 2 Lite better for coding?
Muse Spark 1.2 scores higher on coding benchmarks: 49.2 versus 40.7 in the Noometry coding category.
Which has the bigger context window?
Muse Spark 1.2 does, with 1.05M tokens against 1M.
How many benchmarks do Muse Spark 1.2 and Nova 2 Lite share?
14 benchmarks have published results for both models. Muse Spark 1.2 has 31 scored results on Noometry and Nova 2 Lite has 19.