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Claude 3 Opus vs Claude 4 Sonnet

Side-by-side comparison of pricing, capabilities, benchmarks, and use case fit.

A

Claude 3 Opus

Anthropic

Overall 90
standard
View model →
A

Claude 4 Sonnet

Anthropic

Overall 94
standard
View model →

Capability radar

Normalized coding, reasoning, writing, vision, context, and value

CodingReasoningWritingVisionContextValue
Claude 3 OpusClaude 4 Sonnet
Comparison of Claude 3 Opus vs Claude 4 Sonnet
MetricClaude 3 OpusClaude 4 Sonnet
Input Price / 1M$15.00$3.00
Output Price / 1M$75.00$15.00
Combined Price / 1M$90.00$18.00
Context Window200,000200,000
Coding Score9096
Reasoning Score9194
Vision Score8592
AudioNoNo
StreamingYesYes
Function CallingYesYes
Latency Tierstandardstandard
Release Date3/4/20245/22/2025

Claude 3 Opus — Strengths & Weaknesses

Strengths

  • Exceptional writing
  • Proven reliability

Weaknesses

  • Superseded by Claude 4
  • High cost

Claude 4 Sonnet — Strengths & Weaknesses

Strengths

  • State-of-art coding
  • Strong agents
  • Reliable outputs

Weaknesses

  • Premium tier pricing

Use Case Verdicts

Coding

Claude 4 Sonnet

Claude 4 Sonnet scores 96 vs 90 on coding benchmarks.

General Chat

Claude 4 Sonnet

Claude 4 Sonnet leads on writing quality (95 vs 93).

Long Context

Claude 3 Opus

Claude 3 Opus offers 200K tokens vs 200K.

Cost Efficiency

Claude 4 Sonnet

Claude 4 Sonnet is cheaper at $18.00/M combined vs $90.00/M.

Enterprise Use

Claude 4 Sonnet

Claude 4 Sonnet combines strong reasoning, tooling, and context for enterprise workloads.

Agent Workflows

Claude 4 Sonnet

Claude 4 Sonnet is better suited for agentic workflows with tool use and coding capability.