Model Comparison

Grok-3 vs GPT-4 TurboWhich is better in 2026?

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

Verdict: Grok-3 vs GPT-4 Turbo — which is better?

Grok-3 (by xAI) and GPT-4 Turbo (by OpenAI) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.

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

On price, Grok-3 is roughly 2.5x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Choose Grok-3 if…

  • you want the strongest raw capability — it leads on 1 of 1 shared benchmarks
  • cost matters — it's about 2.5x cheaper per token
  • you want the most recent training data — it shipped Feb 2025

Choose GPT-4 Turbo if…

  • you want predictable pricing at $10.00/M input and $30.00/M output

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.

Fri Jul 03 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
Fri Jul 03 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
Fri Jul 03 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

1.4 years ago

10mo newer
GPT-4 Turbo

Apr 9, 2024

2.2 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

Notice missing or incorrect data?Start an Issue discussion→

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

Interactive Arena

Judge for yourself.

Run your own prompts against Grok-3 and GPT-4 Turbo side-by-side, then vote on the output you prefer.

Grok-3
✓ Preferred
GPT-4 Turbo
Open in Playground
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.

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