Model Comparison

Gemini 3 Pro vs Gemini 2.5 Pro Preview 06-05

Gemini 3 Pro significantly outperforms across most benchmarks. Gemini 2.5 Pro Preview 06-05 is 1.3x cheaper per token.

Performance Benchmarks

Comparative analysis across standard metrics

8 benchmarks

Gemini 3 Pro outperforms in 7 benchmarks (AIME 2025, GPQA, Humanity's Last Exam, MRCR v2 (8-needle), SimpleQA, SWE-Bench Verified, VideoMMMU), while Gemini 2.5 Pro Preview 06-05 is better at 1 benchmark (FACTS Grounding).

Gemini 3 Pro significantly outperforms across most benchmarks.

Wed Apr 15 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Gemini 2.5 Pro Preview 06-05 costs less

For input processing, Gemini 3 Pro ($2.00/1M tokens) is 1.6x more expensive than Gemini 2.5 Pro Preview 06-05 ($1.25/1M tokens).

For output processing, Gemini 3 Pro ($12.00/1M tokens) is 1.2x more expensive than Gemini 2.5 Pro Preview 06-05 ($10.00/1M tokens).

In conclusion, Gemini 3 Pro is more expensive than Gemini 2.5 Pro Preview 06-05.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Wed Apr 15 2026 • llm-stats.com
Google
Gemini 3 Pro
Input tokens$2.00
Output tokens$12.00
Best providerGoogle
Google
Gemini 2.5 Pro Preview 06-05
Input tokens$1.25
Output tokens$10.00
Best providerGoogle
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Context Window

Maximum input and output token capacity

Both models have the same input context window of 1,048,576 tokens. Gemini 3 Pro can generate longer responses up to 65,536 tokens, while Gemini 2.5 Pro Preview 06-05 is limited to 65,535 tokens.

Google
Gemini 3 Pro
Input1,048,576 tokens
Output65,536 tokens
Google
Gemini 2.5 Pro Preview 06-05
Input1,048,576 tokens
Output65,535 tokens
Wed Apr 15 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Gemini 3 Pro and Gemini 2.5 Pro Preview 06-05 support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Gemini 3 Pro

Text
Images
Audio
Video

Gemini 2.5 Pro Preview 06-05

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Gemini 3 Pro

Proprietary

Closed source

Gemini 2.5 Pro Preview 06-05

Proprietary

Closed source

Release Timeline

When each model was launched

Gemini 3 Pro was released on 2025-11-18, while Gemini 2.5 Pro Preview 06-05 was released on 2025-06-05.

Gemini 3 Pro is 6 months newer than Gemini 2.5 Pro Preview 06-05.

Gemini 3 Pro

Nov 18, 2025

4 months ago

5mo newer
Gemini 2.5 Pro Preview 06-05

Jun 5, 2025

10 months ago

Knowledge Cutoff

When training data ends

Both models have the same knowledge cutoff date of 2025-01-31.

They should have similar awareness of historical events and information up to this date.

Gemini 3 Pro

Jan 2025

Gemini 2.5 Pro Preview 06-05

Jan 2025

Provider Availability

Gemini 3 Pro is available from Google. Gemini 2.5 Pro Preview 06-05 is available from Google.

Gemini 3 Pro

google logo
Google
Input Price:Input: $2.00/1MOutput Price:Output: $12.00/1M

Gemini 2.5 Pro Preview 06-05

google logo
Google
Input Price:Input: $1.25/1MOutput Price:Output: $10.00/1M
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

Higher AIME 2025 score (100.0% vs 88.0%)
Higher GPQA score (91.9% vs 86.4%)
Higher Humanity's Last Exam score (45.8% vs 21.6%)
Higher MRCR v2 (8-needle) score (26.3% vs 16.4%)
Higher SimpleQA score (72.1% vs 54.0%)
Higher SWE-Bench Verified score (76.2% vs 67.2%)
Higher VideoMMMU score (87.6% vs 83.6%)
Less expensive input tokens
Less expensive output tokens
Higher FACTS Grounding score (87.8% vs 70.5%)

Detailed Comparison

AI Model Comparison Table
Feature
Google
Gemini 3 Pro
Google
Gemini 2.5 Pro Preview 06-05

FAQ

Common questions about Gemini 3 Pro vs Gemini 2.5 Pro Preview 06-05

Gemini 3 Pro significantly outperforms across most benchmarks. Gemini 3 Pro is made by Google and Gemini 2.5 Pro Preview 06-05 is made by Google. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
Gemini 3 Pro scores AIME 2025: 100.0%, Vending-Bench 2: 100.0%, Global PIQA: 93.4%, GPQA: 91.9%, MMMLU: 91.8%. Gemini 2.5 Pro Preview 06-05 scores Global-MMLU-Lite: 89.2%, AIME 2025: 88.0%, FACTS Grounding: 87.8%, GPQA: 86.4%, VideoMMMU: 83.6%.
Gemini 2.5 Pro Preview 06-05 is 1.6x cheaper for input tokens. Gemini 3 Pro costs $2.00/M input and $12.00/M output via google. Gemini 2.5 Pro Preview 06-05 costs $1.25/M input and $10.00/M output via google.
Gemini 3 Pro supports 1.0M tokens and Gemini 2.5 Pro Preview 06-05 supports 1.0M tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include input pricing ($2.00 vs $1.25/M). See the full comparison above for benchmark-by-benchmark results.