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Gemini 3.5 Flash vs GPT 4 Turbo

At a glance

Google's high-speed thinking model for agentic workflows, chat, and coding.

861.0M ctx$1.50/$9.00 per M#11/92

GPT-4 Turbo with vision capabilities and improved performance.

61128K ctx$10.00/$30.00 per M#68/92
Demos
All demos

No shared demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
Reasoning
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Smarter40%Cheaper78%
Capability
CapabilityECI40%86.2
Reasoning & Knowledge
Graduate Science99%92.8%Factual Recall68.4%
Math
Math Problems—Competition Math1333%95.6%Research Math39.0%
Coding
Real-World Coding79.3%
Agentic
Novel Reasoning72.1%Task Horizon—
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Capability
CapabilityECI61.4
Reasoning & Knowledge
Graduate Science46.6%Factual Recall—
Math
Math Problems46.7%Competition Math6.7%Research Math—
Coding
Real-World Coding—
Agentic
Novel Reasoning—Task Horizon7min
Specs
1.0M
Context
66K
Max output
May 2026
Released
128K
Context
4K
Max output
Apr 2024
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input85%$1.50/M tokens
Output70%$9.00/M tokens
Reasoning$9.00/M tokens
Cache read$0.15/M tokens
Cache write$0.08/M tokens
Image input$1.50/M tokens
Audio input$3.00/M tokens
Web search$0.01/search
Live pricing, shown before you run
Input$10.00/M tokens
Output$30.00/M tokens
Chat with Gemini 3.5 FlashGo to model
Chat with GPT 4 TurboGo to model
Frequently Asked Questions: Gemini 3.5 Flash vs GPT 4 Turbo▼

Which is better, Gemini 3.5 Flash or GPT 4 Turbo?

▼

Based on the Capability Index, Gemini 3.5 Flash scores higher (86.2 vs 61.4). However, "better" depends on your use case — pricing, speed, context window, and specific capability needs all matter.

Which is cheaper, Gemini 3.5 Flash or GPT 4 Turbo?

▼

Gemini 3.5 Flash has a lower blended cost. Gemini 3.5 Flash: $1.50 input / $9.00 output. GPT 4 Turbo: $10.00 input / $30.00 output.

Which has a larger context window, Gemini 3.5 Flash or GPT 4 Turbo?

▼

Gemini 3.5 Flash has a larger context window: Gemini 3.5 Flash supports 1M tokens vs GPT 4 Turbo at 128K tokens.

Do both Gemini 3.5 Flash and GPT 4 Turbo support vision?

▼

Yes, both Gemini 3.5 Flash and GPT 4 Turbo support vision/image input.

What are the key differences between Gemini 3.5 Flash and GPT 4 Turbo?

▼

Key differences: Gemini 3.5 Flash has a notably higher capability index (24.8 point gap); Gemini 3.5 Flash is significantly cheaper; only Gemini 3.5 Flash offers extended reasoning mode. Compare full specs on this page.

Which model should I choose for my use case?

▼

If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both Gemini 3.5 Flash and GPT 4 Turbo for free on idapt.app to see which performs better for your specific needs.

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