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Gemini 2.5 Flash vs GPT-4 Turbo
Comprehensive side-by-side LLM comparison
Gemini 2.5 Flash leads with 34.8% higher average benchmark score. Gemini 2.5 Flash offers 982.0K more tokens in context window than GPT-4 Turbo. Gemini 2.5 Flash is $37.20 cheaper per million tokens. Gemini 2.5 Flash supports multimodal inputs. Overall, Gemini 2.5 Flash is the stronger choice for coding tasks.
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Gemini 2.5 Flash represents a continued evolution of Google's efficient multimodal models, designed to deliver enhanced capabilities while maintaining the performance characteristics valued in the Flash series. Built to serve high-throughput applications with improved quality, it advances the balance between speed and intelligence.
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OpenAI
GPT-4 Turbo was introduced as an optimized version of GPT-4, designed to provide enhanced performance with improved efficiency and an expanded context window. Built with updated knowledge and refined capabilities, it offered developers a more cost-effective way to leverage GPT-4's advanced reasoning while handling longer conversations and documents.
1 year newer
GPT-4 Turbo
OpenAI
2024-04-09
Gemini 2.5 Flash
2025-05-20
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Pricing Comparison
Cost per million tokens (USD)
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Gemini 2.5 Flash
Input:$0.30
Output:$2.50($37.20 cheaper)
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GPT-4 Turbo
Input:$10.00
Output:$30.00
Performance Metrics
Context window and performance specifications
Average performance across 1 common benchmarks
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Gemini 2.5 Flash
Average Score:82.8%(+34.8%)
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GPT-4 Turbo
Average Score:48.0%
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Knowledge Cutoff
Training data recency comparison
GPT-4 Turbo
2023-12-31
Gemini 2.5 Flash
2025-01-31
More recent knowledge cutoff means awareness of newer technologies and frameworks
Provider Availability & Performance
Available providers and their performance metrics
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Gemini 2.5 Flash
2 providers
Throughput: 85 tok/s
Latency: 0.7ms
ZeroEval
Throughput: 85 tok/s
Latency: 0.7ms
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Gemini 2.5 Flash
Avg Score:82.8%(+34.8%)
Providers:2
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GPT-4 Turbo
Avg Score:48.0%
Providers:2