Gemini 1.5 Pro vs GPT-4
Gemini 1.5 Pro leads the LLM Stats Score 12.0 to 3.0. Gemini 1.5 Pro is 8.6x cheaper per token.
Google · OpenAI · Updated for 2026
Which is better?
Gemini 1.5 Pro leads the overall LLM Stats Score 12.0 to 3.0, ranking #261 overall.
In the 7 individual benchmarks reported for both models, Gemini 1.5 Pro wins 4; this is a narrower head-to-head signal than the composite indexes.
On price, Gemini 1.5 Pro is roughly 8.6x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.
Gemini 1.5 Pro also accepts a larger context window (2,097,152 input tokens), making it the stronger choice for long documents and large codebases.
Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.
Choose Gemini 1.5 Pro
- overall performance matters — it scores 12.0 and ranks #261 on LLM Stats
- your work emphasizes reasoning — it leads those capability indexes
- you value its reported benchmark strengths — it wins 4 of 7 exact shared results
- cost matters — it's about 8.6x cheaper per token
- you process long inputs — it offers a 2,097,152 token context window
- you want the most recent training data — it shipped May 2024
Choose GPT-4
- you want predictable pricing at $30.00/M input and $60.00/M output
At a glance
The differences that matter most.
Capability indexes
Additional strengths measured across groups of related public benchmarks
Individual benchmarks
23 reported for Gemini 1.5 Pro · 12 for GPT-4
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.
Human preference
Blind head-to-head votes and playground preference scores
Pricing Analysis
Price comparison per million tokens
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
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.
Input capabilities
Documented input modalities across available providers
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
GPT-4
License
Usage and distribution terms
Both models are licensed under proprietary licenses.
Both models have usage restrictions defined by their respective organizations.
Proprietary
Closed source
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.
May 1, 2024
2.4 years ago
10mo newerJun 13, 2023
3.3 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).
Nov 2023
11 mo newerDec 2022
Provider Availability
Gemini 1.5 Pro is available from Google. GPT-4 is available from Azure, OpenAI.
Gemini 1.5 Pro
GPT-4
Outputs Comparison
Judge for yourself.
Run your own prompts against Gemini 1.5 Pro and GPT-4 side-by-side, then vote on the output you prefer.
FAQ
Common questions about Gemini 1.5 Pro vs GPT-4.