Data points: 73
The readout for Gemini 2.5 Pro and Gemini 3 Pro, before the detailed comparison sheet.
Decision read
Gemini 2.5 Pro
Gemini 2.5 Pro currently has the stronger profile, with verified wins split 4 to 2.
Evidence depth
73 data points
Includes 8 benchmark rows, 0 audit samples, and 9 provider examples.
Selection signal
Start with Gemini 2.5 Pro
The charts below split 17 high-signal samples across speed, scores, and audit health.
Model compare Gemini 2.5 Pro vs Gemini 3 Progemini-2-5-pro-vs-gemini-3-pro | Model A Gemini 2.5 Pro | Model B Gemini 3 Pro |
|---|---|---|
| Overall leader | Leading | Contender |
| Verified metric wins | 4 wins | 2 wins |
| Where it leads | Average speed, Free providers, Provider coverage, Recent tests | Cheapest input price, First-token latency |
| Model metadata | Gemini 2.5 Pro exposes 1.0M tokens; notable signals: Text input, Image input, File input, Audio input. | No OpenRouter metadata is available yet for this model. |
| Developer | ||
| Context window | 1.0M tokens | No data |
| Max output | 65.5K tokens | No data |
| Released | Jun 2025 | No data |
| Modalities | Input TextImageFileAudiovideo Output Text | No data |
| Features | Text inputImage inputFile inputAudio inputText outputTool callingStructured outputsJSON modeReasoning | None listed |
| Parameters | No data | No data |
| Tokenizer | Gemini | No data |
| Knowledge cutoff | 2025-01-31 | No data |
| OpenRouter ID | google/gemini-2.5-pro | No data |
| References | No data | No data |
Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.
| Metric | Gemini 2.5 Pro | Gemini 3 Pro |
|---|---|---|
| LiveCodeBench | 80.1%#18 | 91.7%#1 |
| MMLU-Pro | 86.2%#12 | 89.8%#1 |
| SciCode | 42.8%#32 | 56.1%#4 |
| GPQA | 84.4%#36 | 90.8%#7 |
| HLE | 21.1%#37 | 37.2%#7 |
| Input price | $1.25/M#30 | $2.00/M#36 |
| Output price | $10.00/M#41 | $12.00/M#42 |
| Blended price | $3.44/M#58 | $4.50/M#61 |
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | Gemini 2.5 Pro | Gemini 3 Pro |
|---|---|---|
| No completed audits are available from shared providers yet. | ||
Speed aggregates and input/output pricing share each provider row for real API selection and migration cost checks.
| Provider | Gemini 2.5 Pro | Gemini 3 Pro |
|---|---|---|
CatClaw API30 tests | Gemini 2.5 Pro speed / latency 48 tok/s / 23637ms input / output No data | Gemini 3 Pro speed / latency N/A / N/A input / output No data |
N1N20 tests | Gemini 2.5 Pro speed / latency 106 tok/s / 16405ms input / output No data | Gemini 3 Pro speed / latency 83 tok/s / 14822ms input / output No data |
Rnglg2 API10 tests | Gemini 2.5 Pro speed / latency 111 tok/s / 17899ms input / output No data | Gemini 3 Pro speed / latency 85 tok/s / 12067ms input / output No data |
DeepRouter5 tests | Gemini 2.5 Pro speed / latency 92 tok/s / 16347ms input / output No data | Gemini 3 Pro speed / latency N/A / N/A input / output No data |
Hi API5 tests | Gemini 2.5 Pro speed / latency N/A / N/A input / output No data | Gemini 3 Pro speed / latency 107 tok/s / 15729ms input / output No data |
Gemini 2.5 Pro gemini-2.5-pro speed / latency No data input / output $0.0006/M / $0.0050/M | Gemini 3 Pro gemini-3-pro speed / latency No data input / output $0.037/M / $0.225/M | |
Gemini 2.5 Pro gemini-2.5-pro speed / latency No data input / output $0.0006/M / $0.0050/M | Gemini 3 Pro gemini-3-pro speed / latency No data input / output $0.037/M / $0.225/M | |
Gemini 2.5 Pro gemini-2.5-pro speed / latency No data input / output $0.0034/M / $0.027/M | Gemini 3 Pro gemini-3-pro-preview speed / latency No data input / output $0.205/M / $1.23/M | |
Gemini 2.5 Pro gemini-2.5-pro-nothinking speed / latency No data input / output $0.342/M / $2.74/M | Gemini 3 Pro gemini-3-pro-preview speed / latency No data input / output $0.0048/M / $0.0048/M |
This report only uses LMSpeed data for Gemini 2.5 Pro and Gemini 3 Pro: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Guidance | Gemini 2.5 Pro | Gemini 3 Pro |
|---|---|---|
| When to choose each model | Gemini 2.5 Pro Gemini 2.5 Pro is stronger when you prioritize Average speed, Free providers, Provider coverage, Recent tests. | Gemini 3 Pro Gemini 3 Pro is stronger when you prioritize Cheapest input price, First-token latency. |
TL;DR: Gemini 2.5 Pro leads across 73 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.
Continue from Gemini 2.5 Pro vs Gemini 3 Pro into nearby model comparisons with enough verified LMSpeed data.
Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.
