Head-to-Head Comparison

Claude 4 (Sonnet/Opus) vs Grok 3

A detailed head-to-head comparison of Claude 4 (Sonnet/Opus) (Anthropic) and Grok 3 (xAI) across 34 scored criteria.

👁 36 views 📅 First compared Apr 17, 2026 📊 34 criteria scored

🏆 Winner

🤖

Claude 4 (Sonnet/Opus)

Anthropic

Helpful, harmless, and honest AI

$20/mo (Pro)Free tierAPIAgents

Intelligence

9.4

Coding

9.1

Creativity

9.2

Usability

8.2

Pricing

8.7

Visit website ↗

🤖

Grok 3

xAI

Witty, real-time AI by Elon Musk's xAI

Free / X Premium+Free tierAPI

Intelligence

8.5

Coding

8.4

Creativity

8.3

Usability

7.8

Pricing

7.1

Visit website ↗

📝 Text ✓ ✓

🖼️ Image ✓ ✓

🎤 Voice ✗ ✗

🎬 Video ✗ ✗

💻 Code ✓ ✓

🤖 Agents ✓ ✗

🔌 API ✓ ✓

🆓 Free ✓ ✓

📖 Open Source ✗ ✗

Criterion

Claude 4 (Sonnet/Opus)

Grok 3

🧠 Core Intelligence

9.4 8.5

Overall IntelligenceComposite AI intelligence rating

9.4

◀

8.8

Reasoning AbilityLogical / chain-of-thought

9.5

◀

8.8

Factual AccuracyCorrectness on knowledge queries

9.2

◀

8.5

Context HandlingLong-context / big document handling

9.5

◀

8.5

Instruction FollowingComplex prompt adherence

9.6

◀

8.5

Hallucination ResistanceHigher = less hallucination

9.2

◀

7.8

💻 Technical & Coding

9.1 8.4

Coding (General)Broad software development tasks

9.0

◀

8.5

Debugging SkillFinding & fixing bugs

8.8

◀

8.0

Code ExplanationExplaining code in plain English

9.5

◀

8.5

Multi-language SupportPython, JS, C#, Go, Rust…

9.0

◀

8.5

System DesignArchitecture & scalability

9.2

◀

8.2

API / IntegrationREST, GraphQL, SDK knowledge

9.0

◀

8.5

🎨 Creativity & Content

9.2 8.3

CreativityOriginality and novel ideas

9.2

◀

8.8

Writing QualityBlogs, articles, long-form

9.6

◀

8.5

Marketing CopyAds, headlines, hooks

9.0

◀

8.0

StorytellingNarrative & fiction

9.4

◀

8.8

Image GenerationNULL if not supported

— (N/A)

Design UnderstandingUI/UX suggestions

8.8

◀

7.5

🧑‍💼 Practical Use Cases

9.0 8.1

Business UseReports, strategy, analysis

9.3

◀

8.2

SEO ContentSearch-optimised writing

8.5

◀

7.8

Research & SummarizationCondensing complex info

9.5

◀

9.0

Productivity AutomationTask & workflow automation

9.0

◀

8.0

Agent CapabilityAutonomous multi-step workflows

8.8

◀

7.5

⚡ Performance & Usability

8.2 7.8

SpeedResponse latency

8.0

▶

8.5

Ease of UseUX and onboarding

9.2

◀

8.5

CustomizationPrompts, tools, plugins

8.5

◀

7.5

Memory / PersonalizationCross-session memory

7.0

◀

6.5

Multimodal SupportText, image, voice, video

8.5

◀

8.0

🔒 Reliability & Ecosystem

8.8 7.8

Reliability / StabilityUptime and consistent output

9.2

◀

8.0

EcosystemPlugins, API, integrations

8.5

◀

7.5

💰 Pricing & Enterprise

8.7 7.1

Pricing ValueValue for money

8.0

API PricingCost per token / call

8.2

◀

7.0

Enterprise ReadinessSSO, SLA, admin controls

9.0

◀

7.0

Privacy & SecurityData handling & compliance

9.5

◀

6.5

Feature Support

Feature	Claude 4 (Sonnet/Opus)	Grok 3
Text generation	✓	✓
Image generation	✓	✓
Voice / audio	✗	✗
Video	✗	✗
Code assistance	✓	✓
Agent / autonomy	✓	✗
Public API	✓	✓
Free tier	✓	✓
Open source	✗	✗

⚖️

Our Verdict

Claude 4 (Sonnet/Opus) leads on overall intelligence (9.4 vs 8.8). Claude 4 (Sonnet/Opus) is the stronger pick for coding. Claude 4 (Sonnet/Opus) shines for writing and content. For speed Grok 3 has the edge, and on pricing value Claude 4 (Sonnet/Opus) offers more for the money.

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Claude 4 (Sonnet/Opus) vs Grok 3

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