Model comparison
Gemini 1.0 Pro vs Gemini 2.5 Pro
Gemini 2.5 Pro is the stronger model overall, scoring 44.9 to 27.1 on the Noometry Index.
Last verified . 21 shared benchmarks.
GoogleSummary
- They share 21 benchmarks with published results for both. Gemini 1.0 Pro scores higher in 0 categories and Gemini 2.5 Pro in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Gemini 2.5 Pro leads 55.8 to 15.5.
- The biggest single-benchmark swing is MATH Level 5: 11.2% for Gemini 1.0 Pro and 95.9% for Gemini 2.5 Pro.
Side by side
| Gemini 1.0 Pro | Gemini 2.5 Pro | |
|---|---|---|
| Provider | ||
| Noometry Index | 27.1 | 44.9 |
| Released | 2023-12-13 | 2025-03-25 |
| Weights | Proprietary | Proprietary |
| Context window | — | 1.05M |
| Max output | — | 66K |
| Input $ / M tokens | — | $1.25 |
| Output $ / M tokens | — | $10 |
| Results tracked | 24 | 78 |
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Category by category
Coding Gemini 2.5 Pro leads
Gemini 1.0 Pro: 31.6 (#270), Gemini 2.5 Pro: 42.8 (#86)
| Benchmark | Gemini 1.0 Pro | Gemini 2.5 Pro |
|---|---|---|
| LMArena Coding | 1108 | 1452 |
| SWE-bench Verified | — | 57.6% |
| SWE-bench Verified (bash only) | — | 53.6% |
| Aider Polyglot | — | 83.1% |
| LMArena WebDev | — | 1227 |
| SciCode | — | 42.8% |
| GSO | — | 3.9% |
| WeirdML | — | 54% |
| LiveBench Coding | — | 85.9% |
| CadEval | — | 64% |
| ALE-Bench | — | 785.52 |
| AlgoTune | — | 1.51 |
| HumanEval+ | 55.5% | — |
| MBPP+ | 61.4% | — |
Agentic & Tool Use Not comparable
Gemini 1.0 Pro: —, Gemini 2.5 Pro: 29.1 (#81)
| Benchmark | Gemini 1.0 Pro | Gemini 2.5 Pro |
|---|---|---|
| Terminal-Bench | — | 32.6% |
| GDPval | — | 23.3% |
| Remote Labor Index | — | 0.8% |
| TheAgentCompany | — | 30.3% |
| τ²-bench Banking | — | 13.7% |
| DeepResearch Bench | — | 42.8% |
| BALROG | — | 43.3% |
| LMArena Search | — | 1142 |
| METR Time Horizons | — | 55.4% |
| Vending-Bench 2 | — | 573.64 |
Reasoning Gemini 2.5 Pro leads
Gemini 1.0 Pro: 16.4 (#292), Gemini 2.5 Pro: 28.8 (#85)
| Benchmark | Gemini 1.0 Pro | Gemini 2.5 Pro |
|---|---|---|
| LMArena Hard Prompts | 1109 | 1455 |
| DTBench | 45.9% | 82.4% |
| Epoch Capabilities Index | 116.97 | 145.32 |
| ARC-AGI-2 | — | 4.9% |
| SimpleBench | — | 62.4% |
| Kagi LLM Benchmark | — | 70.3% |
| ARC-AGI-1 | — | 41% |
| CritPt | — | 2% |
| Chess Puzzles | — | 20% |
| EnigmaEval | — | 5.6% |
| LiveBench Reasoning | — | 89.8% |
| LiveBench Data Analysis | — | 79.9% |
| LMCA | — | 34.8% |
| ForecastBench | — | 61.3 |
| LiveBench | — | 82.3% |
Math Gemini 2.5 Pro leads
Gemini 1.0 Pro: 8.7 (#315), Gemini 2.5 Pro: 31.9 (#191)
| Benchmark | Gemini 1.0 Pro | Gemini 2.5 Pro |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 1.1% | 84.7% |
| LMArena Math | 1132 | 1450 |
| MATH Level 5 | 11.2% | 95.9% |
| FrontierMath (Tiers 1-3) | — | 24.6% |
| FrontierMath Tier 4 | — | 0% |
| Omni-MATH | — | 41.6% |
| LiveBench Math | — | 90.2% |
| FrontierMath (Feb 2025 set) | — | 14.1% |
| FrontierMath Tier 4 (v1) | — | 4.2% |
Knowledge Gemini 2.5 Pro leads
Gemini 1.0 Pro: 15.5 (#286), Gemini 2.5 Pro: 55.8 (#41)
| Benchmark | Gemini 1.0 Pro | Gemini 2.5 Pro |
|---|---|---|
| GPQA Diamond | 34% | 85.3% |
| LMArena Expert | 1059 | 1452 |
| Humanity's Last Exam | — | 21.6% |
| MMLU-Pro | — | 86.3% |
| Confabulations | — | 10.6% |
| Vectara Hallucination Rate | — | 7% |
| GPQA (HELM) | — | 74.9% |
| MMLU | 70% | — |
Multimodal Not comparable
Gemini 1.0 Pro: —, Gemini 2.5 Pro: 44.5 (#16)
| Benchmark | Gemini 1.0 Pro | Gemini 2.5 Pro |
|---|---|---|
| LMArena Vision | — | 1263 |
| GeoBench | — | 86% |
| VPCT | — | 48% |
| LMArena Document | — | 1421 |
| SpatialViz-Bench | — | 44.7% |
Multilingual Gemini 2.5 Pro leads
Gemini 1.0 Pro: 33.5 (#247), Gemini 2.5 Pro: 55.5 (#30)
| Benchmark | Gemini 1.0 Pro | Gemini 2.5 Pro |
|---|---|---|
| LMArena Non-English | 1138 | 1452 |
| LMArena Chinese | 1124 | 1507 |
| LMArena French | 1144 | 1473 |
| LMArena German | 1125 | 1487 |
| LMArena Japanese | 1023 | 1462 |
| LMArena Russian | 1186 | 1460 |
| LMArena Spanish | 1118 | 1473 |
| LMArena Korean | — | 1435 |
Instruction Following Gemini 2.5 Pro leads
Gemini 1.0 Pro: 57.9 (#262), Gemini 2.5 Pro: 75.2 (#71)
| Benchmark | Gemini 1.0 Pro | Gemini 2.5 Pro |
|---|---|---|
| LMArena Instruction Following | 1114 | 1436 |
| LiveBench Instruction Following | — | 80.6% |
| IFEval | — | 84% |
Long Context Gemini 2.5 Pro leads
Gemini 1.0 Pro: 34.3 (#244), Gemini 2.5 Pro: 59.7 (#5)
| Benchmark | Gemini 1.0 Pro | Gemini 2.5 Pro |
|---|---|---|
| LMArena Longer Query | 1132 | 1449 |
| Fiction.LiveBench | — | 91.7% |
Writing & Preference Gemini 2.5 Pro leads
Gemini 1.0 Pro: 36.2 (#259), Gemini 2.5 Pro: 63.9 (#60)
| Benchmark | Gemini 1.0 Pro | Gemini 2.5 Pro |
|---|---|---|
| LMArena Text | 1149 | 1458 |
| LMArena Creative Writing | 1130 | 1453 |
| LMArena Multi-Turn | 1139 | 1453 |
| Short-Story Creative Writing | — | 83.8% |
| EQ-Bench Creative Writing | — | 1421 |
| WildBench | — | 85.7% |
| LiveBench Language | — | 67.8% |
Frequently asked questions
Is Gemini 1.0 Pro better than Gemini 2.5 Pro?
Gemini 2.5 Pro is the stronger model overall, scoring 44.9 to 27.1 on the Noometry Index.
Is Gemini 1.0 Pro or Gemini 2.5 Pro better for coding?
Gemini 2.5 Pro scores higher on coding benchmarks: 42.8 versus 31.6 in the Noometry coding category.
How many benchmarks do Gemini 1.0 Pro and Gemini 2.5 Pro share?
21 benchmarks have published results for both models. Gemini 1.0 Pro has 24 scored results on Noometry and Gemini 2.5 Pro has 78.