Model comparison
Gemini 2.5 Flash-Lite vs Muse Spark
Muse Spark is the stronger model overall, scoring 50.6 to 37.0 on the Noometry Index.
Last verified . 18 shared benchmarks.
Summary
- They share 18 benchmarks with published results for both. Gemini 2.5 Flash-Lite scores higher in 0 categories and Muse Spark in 9 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Muse Spark leads 65.7 to 32.5.
Side by side
| Gemini 2.5 Flash-Lite | Muse Spark | |
|---|---|---|
| Provider | Meta | |
| Noometry Index | 37.0 | 50.6 |
| Released | 2025-06-17 | 2026-04-08 |
| Weights | Proprietary | Proprietary |
| Context window | 1.05M | — |
| Max output | 66K | — |
| Input $ / M tokens | $0.10 | — |
| Output $ / M tokens | $0.40 | — |
| Results tracked | 33 | 27 |
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Category by category
Coding Muse Spark leads
Gemini 2.5 Flash-Lite: 38.5 (#173), Muse Spark: 46.2 (#69)
| Benchmark | Gemini 2.5 Flash-Lite | Muse Spark |
|---|---|---|
| LMArena Coding | 1373 | 1481 |
| SciCode | — | 51.5% |
| WeirdML | 35.2% | — |
| ALE-Bench | 325.9 | — |
Agentic & Tool Use Not comparable
Gemini 2.5 Flash-Lite: 28.0 (#96), Muse Spark: —
| Benchmark | Gemini 2.5 Flash-Lite | Muse Spark |
|---|---|---|
| Berkeley Function Calling Leaderboard | 36.9% | — |
Reasoning Muse Spark leads
Gemini 2.5 Flash-Lite: 22.2 (#205), Muse Spark: 35.9 (#67)
| Benchmark | Gemini 2.5 Flash-Lite | Muse Spark |
|---|---|---|
| LMArena Hard Prompts | 1377 | 1474 |
| Epoch Capabilities Index | 133.94 | 152.04 |
| Kagi LLM Benchmark | 40.5% | — |
| CritPt | — | 11.3% |
| DTBench | 62.8% | — |
| LMCA | 18.1% | — |
Math Muse Spark leads
Gemini 2.5 Flash-Lite: 38.0 (#144), Muse Spark: 47.8 (#66)
| Benchmark | Gemini 2.5 Flash-Lite | Muse Spark |
|---|---|---|
| LMArena Math | 1373 | 1455 |
| OTIS Mock AIME 2024-2025 | — | 88.9% |
| ProofBench | — | 17% |
| Omni-MATH | 48% | — |
| FrontierMath (Feb 2025 set) | — | 39% |
| FrontierMath Tier 4 (v1) | — | 14.6% |
Knowledge Muse Spark leads
Gemini 2.5 Flash-Lite: 32.5 (#210), Muse Spark: 65.7 (#13)
| Benchmark | Gemini 2.5 Flash-Lite | Muse Spark |
|---|---|---|
| LMArena Expert | 1373 | 1457 |
| GPQA Diamond | — | 89.8% |
| Humanity's Last Exam | — | 40.6% |
| MMLU-Pro | 53.7% | — |
| Vectara Hallucination Rate | 3.3% | — |
| GPQA (HELM) | 30.9% | — |
Multimodal Muse Spark leads
Gemini 2.5 Flash-Lite: 29.1 (#114), Muse Spark: 43.4 (#24)
| Benchmark | Gemini 2.5 Flash-Lite | Muse Spark |
|---|---|---|
| LMArena Vision | 1198 | 1306 |
| VPCT | 30% | — |
| LMArena Document | — | 1444 |
Multilingual Muse Spark leads
Gemini 2.5 Flash-Lite: 49.3 (#134), Muse Spark: 56.1 (#24)
| Benchmark | Gemini 2.5 Flash-Lite | Muse Spark |
|---|---|---|
| LMArena Non-English | 1369 | 1464 |
| LMArena Chinese | 1404 | 1509 |
| LMArena French | 1388 | 1497 |
| LMArena German | 1389 | 1497 |
| LMArena Korean | 1360 | 1459 |
| LMArena Russian | 1373 | 1466 |
| LMArena Spanish | 1396 | 1472 |
| LMArena Japanese | 1359 | — |
Instruction Following Muse Spark leads
Gemini 2.5 Flash-Lite: 70.0 (#168), Muse Spark: 75.9 (#51)
| Benchmark | Gemini 2.5 Flash-Lite | Muse Spark |
|---|---|---|
| LMArena Instruction Following | 1367 | 1442 |
| IFEval | 81% | — |
Long Context Muse Spark leads
Gemini 2.5 Flash-Lite: 33.3 (#262), Muse Spark: 44.4 (#69)
| Benchmark | Gemini 2.5 Flash-Lite | Muse Spark |
|---|---|---|
| LMArena Longer Query | 1373 | 1451 |
| Fiction.LiveBench | 47.2% | — |
Writing & Preference Muse Spark leads
Gemini 2.5 Flash-Lite: 56.8 (#135), Muse Spark: 66.0 (#39)
| Benchmark | Gemini 2.5 Flash-Lite | Muse Spark |
|---|---|---|
| LMArena Text | 1379 | 1474 |
| LMArena Creative Writing | 1367 | 1459 |
| LMArena Multi-Turn | 1366 | 1477 |
| WildBench | 81.8% | — |
Frequently asked questions
Is Gemini 2.5 Flash-Lite better than Muse Spark?
Muse Spark is the stronger model overall, scoring 50.6 to 37.0 on the Noometry Index.
Is Gemini 2.5 Flash-Lite or Muse Spark better for coding?
Muse Spark scores higher on coding benchmarks: 46.2 versus 38.5 in the Noometry coding category.
How many benchmarks do Gemini 2.5 Flash-Lite and Muse Spark share?
18 benchmarks have published results for both models. Gemini 2.5 Flash-Lite has 33 scored results on Noometry and Muse Spark has 27.