Data points: 115
Model compare
The readout for Gemini 3.1 Pro and Gemini 3 Pro, before the detailed comparison sheet.
Weighted outcome: Gemini 3.1 Pro. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
Decision read
Gemini 3.1 Pro
Gemini 3.1 Pro has the higher weighted result; Model A / B score 76 to 24.
Evidence depth
115 data points
Includes 27 benchmark rows, 1 audit samples, and 6 provider examples.
Selection signal
Start with Gemini 3.1 Pro
The charts below split 34 high-signal samples across speed, scores, and audit health.
Switch either side of this report to compare another model with the same LMSpeed data pipeline.
Select a different model to open a new comparison URL.
This report only uses LMSpeed data for Gemini 3.1 Pro and Gemini 3 Pro: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Model compare | Gemini 3.1 Pro | Gemini 3 Pro |
|---|---|---|
| Overall leader | Leading | Contender |
| Weighted overall score | 76.0 pts | 24.0 pts |
| Benchmark category leads | 6 categories | 2 categories |
| Operational advantages | Cheapest input price, Average speed, Free providers, Provider coverage | First-token latency |
| Context window | 1.0M tokens | No data |
| Max output | 65.5K tokens | No data |
| Modalities | Input AudioFileImageTextvideo |
The overall result weights benchmark capability categories at 80% and price, API speed/latency, and availability at 20%. Recent test volume does not affect the winner, and missing benchmark categories are excluded.
| Model compare | Gemini 3.1 Pro | Gemini 3 Pro |
|---|---|---|
| Developer | ||
| Released | Feb 2026 | No data |
| Parameters | No data | No data |
| Tokenizer | Gemini | No data |
| Knowledge cutoff | No data | No data |
| OpenRouter ID | google/gemini-3.1-pro-preview | No data |
| References | No data | No data |
This report only uses LMSpeed data for Gemini 3.1 Pro and Gemini 3 Pro: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
Gemini 3.1 Pro
Gemini 3.1 Pro is stronger in benchmark categories (Coding, Reasoning, Knowledge, Multilingual, Multimodal) and operational dimensions (Cheapest input price, Average speed, Free providers, Provider coverage).
Gemini 3 Pro
Gemini 3 Pro is stronger in benchmark categories (Agents, Math) and operational dimensions (First-token latency).
Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.
Compare benchmark category scores on a 0-100 scale. Select a category to inspect the gap.
Avg. score
Gemini 3.1 Pro
55.6
Avg. score
Gemini 3 Pro
53.8
Gemini 3 Pro leads by 3.3
Gemini 3.1 Pro leads by 0.3
Gemini 3.1 Pro leads by 3.7
Gemini 3.1 Pro leads by 1.8
Gemini 3 Pro leads by 0.4
Gemini 3.1 Pro leads by 5.7
Gemini 3.1 Pro leads by 4.2
Gemini 3.1 Pro leads by 2.6
Metric-level scores with benchmark source, rank depth, confidence, error, and evaluation date where available.
Gemini 3.1 Pro
winner71.0
Rank #12/84 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
57.0
Rank #38/84 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
winner77.1
Rank #5/15 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
31.1
Rank #14/15 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
winner81.5
Rank #11/25 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
43.3
Rank #24/25 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
winner17.7
Rank #12/73 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
9.1
Rank #24/73 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
winner72.7
Rank #13/89 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
70.7
Rank #16/89 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
winner58.9
Rank #2/96 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
56.1
Rank #5/96 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
61.4
Rank #14/65 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
winner62.1
Rank #13/65 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
winner32.0
Rank #13/33 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
14.3
Rank #26/33 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
16.7
Rank #13/35 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
winner18.8
Rank #12/35 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
36.9
Rank #15/47 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
winner37.6
Rank #14/47 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
55.2
Rank #28/56 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
winner56.3
Rank #26/56 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
winner94.1
Rank #1/96 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
90.8
Rank #18/96 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
winner32.9
Rank #2/29 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
15.8
Rank #11/29 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
winner44.7
Rank #4/96 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
37.2
Rank #16/96 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
55.3
Rank #5/90 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
winner55.9
Rank #4/90 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
49.9
Rank #68/90 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
winner90.9
Rank #9/90 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
winner46.5
Rank #14/99 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
39.5
Rank #33/99 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
66.7
Rank #30/55 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
winner69.2
Rank #26/55 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
winner93.2
Rank #1/4 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
92.2
Rank #2/4 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
winner83.9
Rank #2/27 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
81.0
Rank #8/27 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
winner82.4
Rank #3/57 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
80.2
Rank #8/57 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
winner84.4
Rank #3/9 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
72.7
Rank #6/9 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
winner81.9
Rank #6/35 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
74.2
Rank #9/35 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
80.2
Rank #14/22 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
winner81.4
Rank #10/22 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
winner77.1
Rank #10/86 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
70.4
Rank #36/86 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
56.9
Rank #14/50 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
winner63.2
Rank #7/50 · confidence 2 · eval date 2025-11-18
Gemini 3.1 Pro
winner95.6
Rank #15/84 · confidence 3 · eval date 2026-02-19
Gemini 3 Pro
87.1
Rank #37/84 · confidence 2 · eval date 2025-11-18
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | Gemini 3.1 Pro | Gemini 3 Pro |
|---|---|---|
Winner: Gemini 3.1 Pro | Gemini 3.1 Pro gemini-3.1-pro-preview Audit score 87 848480100 | Gemini 3 Pro gemini-3-pro-preview-11-2025 No audit yet |
Speed aggregates and input/output pricing share each provider row for real API selection and migration cost checks.
| Provider | Gemini 3.1 Pro | Gemini 3 Pro |
|---|---|---|
15 tests | Gemini 3.1 Pro speed / latency N/A / N/A input / output No data | Gemini 3 Pro speed / latency 83 tok/s / 14822ms input / output No data |
15 tests | Gemini 3.1 Pro speed / latency 101 tok/s / 15025ms input / output No data | Gemini 3 Pro speed / latency 16 tok/s / 1749ms input / output No data |
10 tests | Gemini 3.1 Pro speed / latency 121 tok/s / 11404ms input / output No data | Gemini 3 Pro speed / latency N/A / N/A input / output No data |
10 tests | Gemini 3.1 Pro speed / latency 70 tok/s / 23273ms input / output No data | Gemini 3 Pro speed / latency 107 tok/s / 15729ms input / output No data |
10 tests | Gemini 3.1 Pro speed / latency 102 tok/s / 12933ms input / output No data | Gemini 3 Pro speed / latency N/A / N/A input / output No data |
Gemini 3.1 Pro gemini-3.1-pro-preview speed / latency No data input / output $0/request | Gemini 3 Pro gemini-3-pro-preview-11-2025 speed / latency No data input / output $0/request |
Weighted outcome: Gemini 3.1 Pro. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
Output
| No data |
| Features | Text inputImage inputFile inputAudio inputText outputTool callingStructured outputsJSON modeReasoning | None listed |
|---|
