Gemini 1.5 Pro vs Sonar Reasoning: Pricing, Benchmarks & Verdict (2026)

Pricing verified Apr 8, 2026

⚡ Quick Answer

Compare Gemini 1.5 Pro and Sonar Reasoning across pricing, benchmarks, and capabilities.

Updated: April 8, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureGemini 1.5 ProSonar Reasoning
ProviderGooglePerplexity
Input Price / 1M tokens$1.25$1.00
Output Price / 1M tokens$5.00$5.00
Context Window
2M
127K
Max Output Tokens
8,192
8,192
Arena ELO
1,230
1,240
Coding ELON/A1,235
TTFT (ms)
150
150
Tokens/sec
100
100
MultimodalYesNo
JSON ModeYesYes
Function CallingYesYes
VisionYesNo
When to Use Gemini 1.5 Pro

Gemini 1.5 Pro excels at multimodal, long-context, vision tasks.

Strengths:

  • Largest context window (2M)
  • Strong multimodal
  • Video understanding

Best for:

multimodallong-contextvision
When to Use Sonar Reasoning

Sonar Reasoning excels at reasoning, web-search tasks.

Strengths:

  • Reasoning + search
  • Fresh data
  • Good accuracy

Best for:

reasoningweb-search

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