Model comparison
Gemini 2.0 Flash-Lite vs Gemini 2.5 Flash
Gemini 2.5 Flash is the stronger model overall, scoring 39.3 to 37.8 on the Noometry Index.
Last verified . 25 shared benchmarks.
GoogleSummary
- They share 25 benchmarks with published results for both. Gemini 2.0 Flash-Lite scores higher in 2 categories and Gemini 2.5 Flash in 7 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in multimodal, where Gemini 2.5 Flash leads 41.8 to 31.2.
- The biggest single-benchmark swing is DTBench: 52.5% for Gemini 2.0 Flash-Lite and 76.5% for Gemini 2.5 Flash.
Side by side
| Gemini 2.0 Flash-Lite | Gemini 2.5 Flash | |
|---|---|---|
| Provider | ||
| Noometry Index | 37.8 | 39.3 |
| Released | 2025-02-05 | 2025-04-17 |
| Weights | Proprietary | Proprietary |
| Context window | — | 1.05M |
| Max output | — | 66K |
| Input $ / M tokens | — | $0.30 |
| Output $ / M tokens | — | $2.50 |
| Results tracked | 32 | 54 |
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Category by category
Coding Gemini 2.0 Flash-Lite leads
Gemini 2.0 Flash-Lite: 37.9 (#185), Gemini 2.5 Flash: 35.8 (#220)
| Benchmark | Gemini 2.0 Flash-Lite | Gemini 2.5 Flash |
|---|---|---|
| LMArena Coding | 1322 | 1424 |
| SWE-bench Verified (bash only) | — | 28.7% |
| Aider Polyglot | — | 55.1% |
| WeirdML | — | 41.9% |
| LiveBench Coding | 47.1% | — |
| ALE-Bench | — | 661.88 |
Agentic & Tool Use Not comparable
Gemini 2.0 Flash-Lite: —, Gemini 2.5 Flash: 30.8 (#74)
| Benchmark | Gemini 2.0 Flash-Lite | Gemini 2.5 Flash |
|---|---|---|
| Terminal-Bench | — | 17.1% |
| Berkeley Function Calling Leaderboard | — | 56.2% |
| TheAgentCompany | — | 41.1% |
| BALROG | — | 33.5% |
| Vending-Bench 2 | — | 548.84 |
Reasoning Gemini 2.0 Flash-Lite leads
Gemini 2.0 Flash-Lite: 22.0 (#210), Gemini 2.5 Flash: 18.1 (#286)
| Benchmark | Gemini 2.0 Flash-Lite | Gemini 2.5 Flash |
|---|---|---|
| LMArena Hard Prompts | 1324 | 1422 |
| DTBench | 52.5% | 76.5% |
| ForecastBench | 57.1 | 60.6 |
| ARC-AGI-2 | — | 2.5% |
| SimpleBench | — | 41.2% |
| Kagi LLM Benchmark | — | 56.8% |
| ARC-AGI-1 | — | 33.3% |
| CritPt | — | 1.1% |
| EnigmaEval | — | 2.7% |
| LiveBench Reasoning | 50.1% | — |
| LiveBench Data Analysis | 65.5% | — |
| LMCA | — | 27.5% |
| Epoch Capabilities Index | — | 143.03 |
| LiveBench | 54.3% | — |
Math Gemini 2.5 Flash leads
Gemini 2.0 Flash-Lite: 34.1 (#196), Gemini 2.5 Flash: 39.9 (#98)
| Benchmark | Gemini 2.0 Flash-Lite | Gemini 2.5 Flash |
|---|---|---|
| Omni-MATH | 37.4% | 38.5% |
| LMArena Math | 1309 | 1415 |
| OTIS Mock AIME 2024-2025 | — | 73.1% |
| LiveBench Math | 58.1% | — |
| FrontierMath (Feb 2025 set) | — | 4.8% |
| FrontierMath Tier 4 (v1) | — | 4.2% |
Knowledge Gemini 2.5 Flash leads
Gemini 2.0 Flash-Lite: 35.0 (#189), Gemini 2.5 Flash: 36.4 (#168)
| Benchmark | Gemini 2.0 Flash-Lite | Gemini 2.5 Flash |
|---|---|---|
| MMLU-Pro | 72% | 63.9% |
| GPQA (HELM) | 50% | 39% |
| LMArena Expert | 1305 | 1426 |
| Humanity's Last Exam | — | 12.1% |
| Confabulations | — | 16.8% |
| Vectara Hallucination Rate | — | 7.8% |
Multimodal Gemini 2.5 Flash leads
Gemini 2.0 Flash-Lite: 31.2 (#109), Gemini 2.5 Flash: 41.8 (#32)
| Benchmark | Gemini 2.0 Flash-Lite | Gemini 2.5 Flash |
|---|---|---|
| LMArena Vision | 1100 | 1253 |
| GeoBench | — | 76% |
| VPCT | — | 46.2% |
| SpatialViz-Bench | — | 36.9% |
Multilingual Gemini 2.5 Flash leads
Gemini 2.0 Flash-Lite: 46.0 (#161), Gemini 2.5 Flash: 52.3 (#88)
| Benchmark | Gemini 2.0 Flash-Lite | Gemini 2.5 Flash |
|---|---|---|
| LMArena Non-English | 1323 | 1409 |
| LMArena Chinese | 1339 | 1450 |
| LMArena French | 1347 | 1433 |
| LMArena German | 1306 | 1418 |
| LMArena Japanese | 1301 | 1405 |
| LMArena Korean | 1325 | 1385 |
| LMArena Russian | 1328 | 1415 |
| LMArena Spanish | 1313 | 1421 |
Instruction Following Gemini 2.5 Flash leads
Gemini 2.0 Flash-Lite: 70.4 (#163), Gemini 2.5 Flash: 75.7 (#54)
| Benchmark | Gemini 2.0 Flash-Lite | Gemini 2.5 Flash |
|---|---|---|
| IFEval | 82.4% | 89.8% |
| LMArena Instruction Following | 1305 | 1405 |
| LiveBench Instruction Following | 78.3% | — |
Long Context Gemini 2.5 Flash leads
Gemini 2.0 Flash-Lite: 40.1 (#160), Gemini 2.5 Flash: 47.5 (#17)
| Benchmark | Gemini 2.0 Flash-Lite | Gemini 2.5 Flash |
|---|---|---|
| LMArena Longer Query | 1320 | 1419 |
| Fiction.LiveBench | — | 77.8% |
Writing & Preference Gemini 2.5 Flash leads
Gemini 2.0 Flash-Lite: 51.7 (#177), Gemini 2.5 Flash: 53.8 (#157)
| Benchmark | Gemini 2.0 Flash-Lite | Gemini 2.5 Flash |
|---|---|---|
| LMArena Text | 1330 | 1417 |
| LMArena Creative Writing | 1319 | 1400 |
| WildBench | 79% | 81.7% |
| LMArena Multi-Turn | 1307 | 1408 |
| Short-Story Creative Writing | — | 76.5% |
| EQ-Bench Creative Writing | — | 1137 |
| LiveBench Language | 34.3% | — |
Frequently asked questions
Is Gemini 2.0 Flash-Lite better than Gemini 2.5 Flash?
Gemini 2.5 Flash is the stronger model overall, scoring 39.3 to 37.8 on the Noometry Index.
Is Gemini 2.0 Flash-Lite or Gemini 2.5 Flash better for coding?
Gemini 2.0 Flash-Lite scores higher on coding benchmarks: 37.9 versus 35.8 in the Noometry coding category.
How many benchmarks do Gemini 2.0 Flash-Lite and Gemini 2.5 Flash share?
25 benchmarks have published results for both models. Gemini 2.0 Flash-Lite has 32 scored results on Noometry and Gemini 2.5 Flash has 54.