Model Comparison

Grok-3 vs GPT-4 Turbo

Grok-3 significantly outperforms across most benchmarks. Grok-3 is 2.5x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

Grok-3 outperforms in 1 benchmarks (GPQA), while GPT-4 Turbo is better at 0 benchmarks.

Grok-3 significantly outperforms across most benchmarks.

Thu May 07 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Grok-3 costs less

For input processing, Grok-3 ($3.00/1M tokens) is 3.3x cheaper than GPT-4 Turbo ($10.00/1M tokens).

For output processing, Grok-3 ($15.00/1M tokens) is 2.0x cheaper than GPT-4 Turbo ($30.00/1M tokens).

In conclusion, GPT-4 Turbo is more expensive than Grok-3.*

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

Lowest available price from all providers
Thu May 07 2026 • llm-stats.com
xAI
Grok-3
Input tokens$3.00
Output tokens$15.00
Best providerxAI
OpenAI
GPT-4 Turbo
Input tokens$10.00
Output tokens$30.00
Best providerAzure
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Both models have the same input context window of 128,000 tokens. Grok-3 can generate longer responses up to 8,000 tokens, while GPT-4 Turbo is limited to 4,096 tokens.

xAI
Grok-3
Input128,000 tokens
Output8,000 tokens
OpenAI
GPT-4 Turbo
Input128,000 tokens
Output4,096 tokens
Thu May 07 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Grok-3 supports multimodal inputs, whereas GPT-4 Turbo does not.

Grok-3 can handle both text and other forms of data like images, making it suitable for multimodal applications.

Grok-3

Text
Images
Audio
Video

GPT-4 Turbo

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.

Grok-3

Proprietary

Closed source

GPT-4 Turbo

Proprietary

Closed source

Release Timeline

When each model was launched

Grok-3 was released on 2025-02-17, while GPT-4 Turbo was released on 2024-04-09.

Grok-3 is 10 months newer than GPT-4 Turbo.

Grok-3

Feb 17, 2025

1.2 years ago

10mo newer
GPT-4 Turbo

Apr 9, 2024

2.1 years ago

Knowledge Cutoff

When training data ends

Grok-3 has a knowledge cutoff of 2024-11-17, while GPT-4 Turbo has a cutoff of 2023-12-31.

Grok-3 has more recent training data (up to 2024-11-17), making it potentially better informed about events through that date compared to GPT-4 Turbo (2023-12-31).

Grok-3

Nov 2024

11 mo newer
GPT-4 Turbo

Dec 2023

Provider Availability

Grok-3 is available from xAI. GPT-4 Turbo is available from Azure, OpenAI.

Grok-3

xai logo
xAI
Input Price:Input: $3.00/1MOutput Price:Output: $15.00/1M

GPT-4 Turbo

azure logo
Azure
Input Price:Input: $10.00/1MOutput Price:Output: $30.00/1M
openai logo
OpenAI
Input Price:Input: $10.00/1MOutput Price:Output: $30.00/1M
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

xAI
Supports multimodal inputs
Less expensive input tokens
Less expensive output tokens
Higher GPQA score (84.6% vs 48.0%)
OpenAI

No standout differentiators in the data we have for this pair.

xAIGrok-3
OpenAIGPT-4 Turbo
Compare in Playground

Detailed Comparison

AI Model Comparison Table
Feature
xAI
Grok-3
OpenAI
GPT-4 Turbo

FAQ

Common questions about Grok-3 vs GPT-4 Turbo.

Which is better, Grok-3 or GPT-4 Turbo?

Grok-3 significantly outperforms across most benchmarks. Grok-3 is made by xAI and GPT-4 Turbo is made by OpenAI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Grok-3 compare to GPT-4 Turbo in benchmarks?

Grok-3 scores AIME 2024: 93.3%, AIME 2025: 93.3%, GPQA: 84.6%, LiveCodeBench: 79.4%, MMMU: 78.0%. GPT-4 Turbo scores MGSM: 88.5%, HumanEval: 87.1%, MMLU: 86.5%, DROP: 86.0%, MATH: 72.6%.

Is Grok-3 cheaper than GPT-4 Turbo?

Grok-3 is 3.3x cheaper for input tokens. Grok-3 costs $3.00/M input and $15.00/M output via xai. GPT-4 Turbo costs $10.00/M input and $30.00/M output via azure.

What are the context window sizes for Grok-3 and GPT-4 Turbo?

Grok-3 supports 128K tokens and GPT-4 Turbo supports 128K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Grok-3 and GPT-4 Turbo?

Key differences include input pricing ($3.00 vs $10.00/M), multimodal support (yes vs no). See the full comparison above for benchmark-by-benchmark results.

Who makes Grok-3 and GPT-4 Turbo?

Grok-3 is developed by xAI and GPT-4 Turbo is developed by OpenAI.