Grok 2 vs GPT-4 Turbo
Pricing, context window, and benchmark comparison · Last updated April 2026
Grok 2 is cheaper than GPT-4 Turbo at $2.00/1M/1M vs $10.00/1M/1M input tokens — a 5.0x cost difference. Grok 2 scores higher on quality benchmarks (ELO 1290). Choose Grok 2 for cost-sensitive workloads; both are strong choices depending on your budget.
Which is cheaper: Grok 2 or GPT-4 Turbo?
Grok 2 is the cheaper option at $2.00/1M per 1M input tokens, compared to $10.00/1M for GPT-4 Turbo. That is a 5.0x cost difference on input tokens. Output pricing follows a similar pattern: Grok 2 charges $10.00/1M/1M vs $30.00/1M/1M for GPT-4 Turbo.
Which has better quality: Grok 2 or GPT-4 Turbo?
Based on LMSYS Chatbot Arena rankings, Grok 2 achieves a higher ELO score (1290 vs 1260), suggesting stronger performance on open-ended tasks. Grok 2 excels at real-time x (twitter) data access. GPT-4 Turbo is known for strong general reasoning.
Which should you choose: Grok 2 or GPT-4 Turbo?
- → Real-time X (Twitter) data access
- → Strong at current events and trending topics
- → Good humor and conversational ability
- → Strong general reasoning
- → Good at following complex multi-step instructions
- → Reliable tool/function calling
Frequently Asked Questions
Which is cheaper: Grok 2 or GPT-4 Turbo?
Grok 2 is cheaper at $2.00/1M per 1M input tokens, making it 5.0x more affordable.
Which has better quality: Grok 2 or GPT-4 Turbo?
Grok 2 scores higher on the LMSYS Chatbot Arena with an ELO of 1290, suggesting better overall quality for most tasks.
Which has a larger context window: Grok 2 or GPT-4 Turbo?
Grok 2 has a larger context window at 131K tokens.
Should I choose Grok 2 or GPT-4 Turbo?
Choose Grok 2 if cost is the priority. Choose Grok 2 if benchmark quality is most important. Consider your specific use case: Grok 2 is best for research and creative-writing, while GPT-4 Turbo excels at coding and function-calling.
Is Grok 2 or GPT-4 Turbo open source?
Grok 2 is proprietary. GPT-4 Turbo is proprietary.