Price Per TokenPrice Per Token
Google
Google
vs
Microsoft
Microsoft

Gemini 3 Pro Preview vs Phi-3.5 Mini 128K Instruct

A detailed comparison of pricing, benchmarks, and capabilities

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Key Takeaways

Gemini 3 Pro Preview wins:

  • Larger context window
  • Faster response time
  • Higher intelligence benchmark
  • Better at coding
  • Better at math
  • Supports vision
  • Has reasoning mode

Phi-3.5 Mini 128K Instruct wins:

  • Cheaper input tokens
  • Cheaper output tokens
Price Advantage
Phi-3.5 Mini 128K Instruct
Benchmark Advantage
Gemini 3 Pro Preview
Context Window
Gemini 3 Pro Preview
Speed
Gemini 3 Pro Preview

Pricing Comparison

Benchmark Comparison

Context & Performance

Capabilities

Feature Comparison

FeatureGemini 3 Pro PreviewPhi-3.5 Mini 128K Instruct
Vision (Image Input)
Tool/Function Calls
Reasoning Mode
Audio Input
Audio Output
PDF Input
Prompt Caching
Web Search

License & Release

PropertyGemini 3 Pro PreviewPhi-3.5 Mini 128K Instruct
LicenseProprietaryOpen Source
AuthorGoogleMicrosoft
ReleasedNov 2025Unknown

Gemini 3 Pro Preview Modalities

Input
textimagefileaudiovideo
Output
text

Phi-3.5 Mini 128K Instruct Modalities

Input
Output

Frequently Asked Questions

Phi-3.5 Mini 128K Instruct has cheaper input pricing at $0.10/M tokens. Phi-3.5 Mini 128K Instruct has cheaper output pricing at $0.10/M tokens.
Gemini 3 Pro Preview has a 1,048,576 token context window, while Phi-3.5 Mini 128K Instruct has a 128,000 token context window.
Gemini 3 Pro Preview supports vision. Phi-3.5 Mini 128K Instruct does not support vision.