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Gemini 2.0 Flash vs Gemini 2.5 Pro: Pricing, Benchmarks & Verdict (2026)

Verdict

Gemini 2.0 Flash is significantly cheaper at $0.10/$0.40 per million tokens vs $1.25/$10.00. Gemini 2.5 Pro is stronger for coding with a coding ELO of 1350 vs 1240. Gemini 2.0 Flash is faster at 160 tokens/sec vs 70 tokens/sec. Gemini 2.5 Pro ranks higher overall with an Arena ELO of 1340 vs 1260.

Side-by-Side Comparison

FeatureGemini 2.0 FlashGemini 2.5 Pro
ProviderGoogleGoogle
Input Price / 1M tokens$0.100$1.25
Output Price / 1M tokens$0.400$10.00
Context Window1.048576M1.048576M
Max Output Tokens8,19265,536
Arena ELO1,2601,340
Coding ELO1,2401,350
TTFT (ms)120400
Tokens/sec16070
MultimodalYesYes
JSON ModeYesYes
Function CallingYesYes
VisionYesYes
When to Use Gemini 2.0 Flash

Choose Gemini 2.0 Flash when you need: extremely fast inference, 1m context window at very low cost, strong multimodal support, great for real-time applications. It excels at chatbots, high-volume, cost-sensitive, multimodal tasks. It is also the more cost-effective option between the two.

Strengths:

  • Extremely fast inference
  • 1M context window at very low cost
  • Strong multimodal support
  • Great for real-time applications

Best for:

chatbotshigh-volumecost-sensitivemultimodal
When to Use Gemini 2.5 Pro

Choose Gemini 2.5 Pro when you need: 1m token context window, excellent reasoning capabilities, strong coding performance, native multimodal support. It excels at coding, reasoning, long-context, multimodal tasks.

Strengths:

  • 1M token context window
  • Excellent reasoning capabilities
  • Strong coding performance
  • Native multimodal support

Best for:

codingreasoninglong-contextmultimodal

Frequently Asked Questions

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