Gemini 3.1 Pro PreviewvsGemini 2.5 Pro Experimental 03-25
Across 6 shared benchmarks, Gemini 3.1 Pro Preview leads overall: Gemini 3.1 Pro Preview wins 6, Gemini 2.5 Pro Experimental 03-25 wins 0, with 0 ties and an average score difference of +18.05.
Google Deep Mind · 2026-02-20 · Multimodal model
Google Deep Mind · 2025-03-25 · Reasoning model
Benchmark scores
Grouped by capability, sorted by largest gap within each. 6 shared benchmarks.
Coding and Software Engineer
Gemini 3.1 Pro Preview 2/2| Benchmark | Gemini 3.1 Pro Preview | Gemini 2.5 Pro Experimental 03-25 | Diff |
|---|---|---|---|
| LiveCodeBench | 91.703 / 120Thinking High (With Tools) | 70.4053 / 120 | +21.30 |
| SWE-bench Verified | 80.6010 / 108Thinking High (With Tools) | 63.8072 / 108 | +16.80 |
General Knowledge
Gemini 3.1 Pro Preview 2/2| Benchmark | Gemini 3.1 Pro Preview | Gemini 2.5 Pro Experimental 03-25 | Diff |
|---|---|---|---|
| HLE | 51.4015 / 157Thinking High (With Tools) | 18.80108 / 157 | +32.60 |
| GPQA Diamond | 94.303 / 178Thinking High (No Tools) | 8454 / 178 | +10.30 |
Claw-style Agent Evaluation
Gemini 3.1 Pro Preview 1/1| Benchmark | Gemini 3.1 Pro Preview | Gemini 2.5 Pro Experimental 03-25 | Diff |
|---|---|---|---|
| Pinch Bench | 86.7010 / 37Thinking (With Tools) | 71.9029 / 37Thinking (With Tools) | +14.80 |
Math and Reasoning
Gemini 3.1 Pro Preview 1/1| Benchmark | Gemini 3.1 Pro Preview | Gemini 2.5 Pro Experimental 03-25 | Diff |
|---|---|---|---|
| FrontierMath - Tier 4 | 16.7020 / 80Normal (No Tools) | 4.2040 / 80Normal (No Tools) | +12.50 |
Specs
| Field | Gemini 3.1 Pro Preview | Gemini 2.5 Pro Experimental 03-25 |
|---|---|---|
| Publisher | Google Deep Mind | Google Deep Mind |
| Release date | 2026-02-20 | 2025-03-25 |
| Model type | Multimodal model | Reasoning model |
| Architecture | Dense | Dense |
| Parameters | Not available | Not available |
| Context length | 1M | 2000K |
| Max output | 32K | 64K |
API pricing
Prices use DataLearner records when available; missing fields are not inferred.
| Item | Gemini 3.1 Pro Preview | Gemini 2.5 Pro Experimental 03-25 |
|---|---|---|
| Text input | $2 / 1M tokens | Not public |
| Text output | $12 / 1M tokens | Not public |
One or both models have incomplete public pricing.
Summary
- Gemini 3.1 Pro Previewleads in:Coding and Software Engineer (2/2), General Knowledge (2/2), Claw-style Agent Evaluation (1/1), Math and Reasoning (1/1)
On average across the 6 shared benchmarks, Gemini 3.1 Pro Preview scores 18.05 higher.
Largest single-benchmark gap: HLE — Gemini 3.1 Pro Preview 51.40 vs Gemini 2.5 Pro Experimental 03-25 18.80 (+32.60).
Page generated from structured model, pricing and benchmark records. No real-time LLM is used to write the prose.