Model comparison
Gemini 2.5 Deep Think vs Gemini 3.6 Flash
Gemini 3.6 Flash has enough public results to be ranked (#30); Gemini 2.5 Deep Think does not yet, so treat this comparison as directional.
Last verified . 0 shared benchmarks.
GoogleSide by side
| Gemini 2.5 Deep Think | Gemini 3.6 Flash | |
|---|---|---|
| Provider | ||
| Noometry Index | — | 54.1 |
| Released | 2025-08-01 | 2026-07-21 |
| Weights | Proprietary | Proprietary |
| Context window | — | 1.05M |
| Max output | — | 66K |
| Input $ / M tokens | — | $0.75 |
| Output $ / M tokens | — | $3.75 |
| Results tracked | 2 | 46 |
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Category by category
Coding Not comparable
Gemini 2.5 Deep Think: —, Gemini 3.6 Flash: 49.6 (#45)
| Benchmark | Gemini 2.5 Deep Think | Gemini 3.6 Flash |
|---|---|---|
| DeepSWE | — | 46.7% |
| FrontierCode | — | 34.4% |
| LMArena WebDev | — | 1536 |
| SciCode | — | 52.7% |
| WeirdML | — | 56.1% |
| LMArena Coding | — | 1492 |
| ALE-Bench | — | 715.52 |
Agentic & Tool Use Not comparable
Gemini 2.5 Deep Think: —, Gemini 3.6 Flash: 32.4 (#56)
| Benchmark | Gemini 2.5 Deep Think | Gemini 3.6 Flash |
|---|---|---|
| APEX-Agents | — | 46.9% |
| GDP.pdf | — | 14% |
Reasoning Not comparable
Gemini 2.5 Deep Think: —, Gemini 3.6 Flash: 58.9 (#20)
| Benchmark | Gemini 2.5 Deep Think | Gemini 3.6 Flash |
|---|---|---|
| ARC-AGI-2 | — | 60.4% |
| NYT Connections (extended) | — | 89% |
| ARC-AGI-1 | — | 91.2% |
| CritPt | — | 10.6% |
| Chess Puzzles | — | 43% |
| LMArena Hard Prompts | — | 1486 |
| Mystery Game Puzzles | — | 30% |
| DTBench | — | 95.5% |
| LMCA | — | 44.9% |
| Epoch Capabilities Index | — | 154.36 |
Math Not comparable
Gemini 2.5 Deep Think: —, Gemini 3.6 Flash: 57.0 (#33)
| Benchmark | Gemini 2.5 Deep Think | Gemini 3.6 Flash |
|---|---|---|
| FrontierMath (Tiers 1-3) | — | 58.9% |
| FrontierMath Tier 4 | — | 22% |
| MathArena Final-Answer Competitions | — | 70.8% |
| OTIS Mock AIME 2024-2025 | — | 94.2% |
| ProofBench | — | 36% |
| LMArena Math | — | 1504 |
| FrontierMath (Feb 2025 set) | 29% | — |
| FrontierMath Tier 4 (v1) | 10.4% | — |
Knowledge Not comparable
Gemini 2.5 Deep Think: —, Gemini 3.6 Flash: 67.8 (#7)
| Benchmark | Gemini 2.5 Deep Think | Gemini 3.6 Flash |
|---|---|---|
| GPQA Diamond | — | 94.1% |
| SimpleQA Verified | — | 66.2% |
| LMArena Expert | — | 1489 |
Multimodal Not comparable
Gemini 2.5 Deep Think: —, Gemini 3.6 Flash: 38.7 (#55)
| Benchmark | Gemini 2.5 Deep Think | Gemini 3.6 Flash |
|---|---|---|
| LMArena Vision | — | 1297 |
| Blueprint-Bench 2 | — | 31.2% |
| Furniture Assembly | — | 23.3% |
| LMArena Document | — | 1456 |
Multilingual Not comparable
Gemini 2.5 Deep Think: —, Gemini 3.6 Flash: 56.8 (#17)
| Benchmark | Gemini 2.5 Deep Think | Gemini 3.6 Flash |
|---|---|---|
| LMArena Non-English | — | 1470 |
| LMArena Chinese | — | 1530 |
| LMArena French | — | 1501 |
| LMArena German | — | 1478 |
| LMArena Japanese | — | 1477 |
| LMArena Korean | — | 1435 |
| LMArena Russian | — | 1490 |
| LMArena Spanish | — | 1477 |
Instruction Following Not comparable
Gemini 2.5 Deep Think: —, Gemini 3.6 Flash: 77.2 (#27)
| Benchmark | Gemini 2.5 Deep Think | Gemini 3.6 Flash |
|---|---|---|
| LMArena Instruction Following | — | 1467 |
Long Context Not comparable
Gemini 2.5 Deep Think: —, Gemini 3.6 Flash: 45.1 (#47)
| Benchmark | Gemini 2.5 Deep Think | Gemini 3.6 Flash |
|---|---|---|
| LMArena Longer Query | — | 1475 |
Writing & Preference Not comparable
Gemini 2.5 Deep Think: —, Gemini 3.6 Flash: 68.3 (#26)
| Benchmark | Gemini 2.5 Deep Think | Gemini 3.6 Flash |
|---|---|---|
| LMArena Text | — | 1478 |
| LMArena Creative Writing | — | 1464 |
| EQ-Bench Creative Writing | — | 1604 |
| LMArena Multi-Turn | — | 1481 |
Frequently asked questions
Is Gemini 2.5 Deep Think better than Gemini 3.6 Flash?
Gemini 3.6 Flash has enough public results to be ranked (#30); Gemini 2.5 Deep Think does not yet, so treat this comparison as directional.
How many benchmarks do Gemini 2.5 Deep Think and Gemini 3.6 Flash share?
0 benchmarks have published results for both models. Gemini 2.5 Deep Think has 2 scored results on Noometry and Gemini 3.6 Flash has 46.