GPT-4 TurbovsGPT-4o
OpenAI vs OpenAI — Side-by-side model comparison
Head-to-Head Comparison
| Metric | GPT-4 Turbo | GPT-4o |
|---|---|---|
| Provider | ||
| Arena Rank | #5 | #2 |
| Context Window | 128K | 128K |
| Input Pricing | $10.00/1M tokens | $2.50/1M tokens |
| Output Pricing | $30.00/1M tokens | $10.00/1M tokens |
| Parameters | Undisclosed | ~200B (est.) |
| Open Source | No | No |
| Best For | Complex tasks, coding, analysis, vision | General purpose, coding, analysis |
| Release Date | Apr 9, 2024 | — |
GPT-4 Turbo
GPT-4 Turbo is OpenAI's optimized version of GPT-4, offering the same intelligence at a fraction of the cost and with a significantly larger 128K context window. It includes a knowledge cutoff of April 2024 and supports both text and vision inputs. GPT-4 Turbo delivers faster responses than the original GPT-4 while maintaining the same level of reasoning capability, making it ideal for production applications that need high-quality outputs without the latency or cost of the base GPT-4 model.
View OpenAI profile →GPT-4o
GPT-4o is OpenAI's flagship multimodal model, capable of processing text, images, and audio in a unified architecture. The 'o' stands for 'omni,' reflecting its ability to seamlessly handle multiple input types. With a 128K token context window and competitive pricing, it strikes an optimal balance between capability and cost-effectiveness. GPT-4o delivers fast response times while maintaining strong performance across coding, analysis, creative writing, and visual understanding tasks. It powers ChatGPT's default experience and is one of the most widely deployed AI models globally, serving millions of API calls daily. The model supports function calling, JSON mode, and structured outputs, making it highly versatile for production applications. Its combination of speed, quality, and multimodal capabilities makes it the go-to choice for most general-purpose AI applications.
View OpenAI profile →Key Differences: GPT-4 Turbo vs GPT-4o
GPT-4o ranks higher in arena benchmarks (#2) indicating stronger overall performance.
GPT-4o is 3.2x cheaper on average, making it the better choice for high-volume applications.
When to use GPT-4 Turbo
- +Quality matters more than cost
- +Your use case involves complex tasks, coding, analysis, vision
When to use GPT-4o
- +You need the highest quality output based on arena rankings
- +Budget is a concern and you need cost efficiency
- +Your use case involves general purpose, coding, analysis
Cost Analysis
At current pricing, GPT-4o is 3.2x more affordable than GPT-4 Turbo. For a typical enterprise workload processing 100M tokens per month:
GPT-4 Turbo monthly cost
$2,000
100M tokens/mo (50/50 in/out)
GPT-4o monthly cost
$625
100M tokens/mo (50/50 in/out)
The Verdict
GPT-4o wins our head-to-head comparison with 4 out of 5 category wins. It's the stronger choice for general purpose, coding, analysis, though GPT-4 Turbo holds an edge in complex tasks, coding, analysis, vision.
Last compared: March 2026 · Data sourced from public benchmarks and official pricing pages