GPT-4 Turbo vs Llama 3.1 70B
Pricing, context window, and benchmark comparison · Last updated April 2026
Llama 3.1 70B is cheaper than GPT-4 Turbo at $0.35/1M/1M vs $10.00/1M/1M input tokens — a 28.6x cost difference. GPT-4 Turbo scores higher on quality benchmarks (ELO 1260). Choose Llama 3.1 70B for cost-sensitive workloads; choose GPT-4 Turbo for maximum quality.
Which is cheaper: GPT-4 Turbo or Llama 3.1 70B?
Llama 3.1 70B is the cheaper option at $0.35/1M per 1M input tokens, compared to $10.00/1M for GPT-4 Turbo. That is a 28.6x cost difference on input tokens. Output pricing follows a similar pattern: GPT-4 Turbo charges $30.00/1M/1M vs $0.40/1M/1M for Llama 3.1 70B.
Which has better quality: GPT-4 Turbo or Llama 3.1 70B?
Based on LMSYS Chatbot Arena rankings, GPT-4 Turbo achieves a higher ELO score (1260 vs 1247), suggesting stronger performance on open-ended tasks. GPT-4 Turbo excels at strong general reasoning. Llama 3.1 70B is known for excellent price-to-quality ratio.
Which should you choose: GPT-4 Turbo or Llama 3.1 70B?
- → Strong general reasoning
- → Good at following complex multi-step instructions
- → Reliable tool/function calling
- → Excellent price-to-quality ratio
- → Open source and self-hostable
- → Good at coding and instruction following
Frequently Asked Questions
Which is cheaper: GPT-4 Turbo or Llama 3.1 70B?
Llama 3.1 70B is cheaper at $0.35/1M per 1M input tokens, making it 28.6x more affordable.
Which has better quality: GPT-4 Turbo or Llama 3.1 70B?
GPT-4 Turbo scores higher on the LMSYS Chatbot Arena with an ELO of 1260, suggesting better overall quality for most tasks.
Which has a larger context window: GPT-4 Turbo or Llama 3.1 70B?
Llama 3.1 70B has a larger context window at 131K tokens.
Should I choose GPT-4 Turbo or Llama 3.1 70B?
Choose Llama 3.1 70B if cost is the priority. Choose GPT-4 Turbo if benchmark quality is most important. Consider your specific use case: GPT-4 Turbo is best for coding and function-calling, while Llama 3.1 70B excels at coding and low-cost.
Is GPT-4 Turbo or Llama 3.1 70B open source?
GPT-4 Turbo is proprietary. Llama 3.1 70B is open source.