Gemini 1.5 Pro vs GPT-4 Comparison

Comparing Gemini 1.5 Pro and GPT-4 across benchmarks, pricing, and capabilities.

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Performance Benchmarks

Comparative analysis across standard metrics

7 benchmarks

Gemini 1.5 Pro outperforms in 4 benchmarks (GPQA, HumanEval, MATH, MGSM), while GPT-4 is better at 3 benchmarks (DROP, HellaSwag, MMLU).

Gemini 1.5 Pro has a slight edge in benchmark performance.

Mon Mar 16 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Gemini 1.5 Pro costs less

For input processing, Gemini 1.5 Pro ($2.50/1M tokens) is 12.0x cheaper than GPT-4 ($30.00/1M tokens).

For output processing, Gemini 1.5 Pro ($10.00/1M tokens) is 6.0x cheaper than GPT-4 ($60.00/1M tokens).

In conclusion, GPT-4 is more expensive than Gemini 1.5 Pro.*

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

Lowest available price from all providers

Mon Mar 16 2026 • llm-stats.com

Gemini 1.5 Pro

Input tokens$2.50

Output tokens$10.00

Best providerGoogle

GPT-4

Input tokens$30.00

Output tokens$60.00

Best providerAzure

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Context Window

Maximum input and output token capacity

Gemini 1.5 Pro accepts 2,097,152 input tokens compared to GPT-4's 32,768 tokens. GPT-4 can generate longer responses up to 32,768 tokens, while Gemini 1.5 Pro is limited to 8,192 tokens.

Gemini 1.5 Pro

Input2,097,152 tokens

Output8,192 tokens

GPT-4

Input32,768 tokens

Output32,768 tokens

Mon Mar 16 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Gemini 1.5 Pro and GPT-4 support multimodal inputs.

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

Gemini 1.5 Pro

Text

Images

Audio

Video

GPT-4

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 1.5 Pro

Proprietary

Closed source

GPT-4

Proprietary

Closed source

Release Timeline

When each model was launched

Gemini 1.5 Pro was released on 2024-05-01, while GPT-4 was released on 2023-06-13.

Gemini 1.5 Pro is 11 months newer than GPT-4.

Gemini 1.5 Pro

May 1, 2024

1.9 years ago

10mo newer

GPT-4

Jun 13, 2023

2.8 years ago

Knowledge Cutoff

When training data ends

Gemini 1.5 Pro has a knowledge cutoff of 2023-11-01, while GPT-4 has a cutoff of 2022-12-31.

Gemini 1.5 Pro has more recent training data (up to 2023-11-01), making it potentially better informed about events through that date compared to GPT-4 (2022-12-31).

Gemini 1.5 Pro

Nov 2023

11 mo newer

GPT-4

Dec 2022

Provider Availability

Gemini 1.5 Pro is available from Google. GPT-4 is available from Azure, OpenAI. The availability of providers can affect quality of the model and reliability.