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2026 comparison

Claude Sonnet 4.5 vs Gemini Advanced

Side-by-side analysis, no fluff. We've tested both in real-world conditions.

Summary table

Criterion
C

Claude Sonnet 4.5

Freemium

G

Gemini Advanced

Paid

Score
4.9 / 5
4.5 / 5
Category
Chatbots & Assistants
Chatbots & Assistants
Pricing
Freemium
Paid
Badge
Editor's choice
C

What's best about Claude Sonnet 4.5

The assistant with the best long-context reasoning on the market.

Highlights

  • 200K-token context, no drift
  • Beats GPT-4o on long analytical tasks
  • Artifacts: edits code and docs live
  • Generous Pro plan usage limits
G

What's best about Gemini Advanced

The model most integrated with Google Workspace, now with Gemini 2.5 Pro.

Highlights

  • 2M-token context window — largest on the market
  • Native integration with Gmail, Docs, Sheets, Drive
  • Veo 3 video generation bundled in the plan
  • Native multimodal (text + image + video + audio)
Quick verdict

Claude Sonnet 4.5 is the obvious pick if you value the assistant with the best long-context reasoning on the market..