Grok 2vsClaude 3.5 Sonnet
xAI
Grok 2
xAI's real-time knowledge model
Arena ELO
1235
Context
131K
Speed
92 t/s
Input/1M
$2
Anthropic
🏆 Overall WinnerClaude 3.5 Sonnet
Anthropic's most intelligent model
Arena ELO
1298
Context
200K
Speed
85 t/s
Input/1M
$3
Capability Radar
Category performance across 6 domains
Benchmark Scores
MMLU · HumanEval · MATH · GSM8K · GPQA · BBH
Grok 2
Pros
✓Real-time X/Twitter data access
✓Integrated image generation (FLUX)
✓Strong GPQA scores
Cons
✗Smaller ecosystem
✗Tied to X/Twitter platform
Claude 3.5 Sonnet
Pros
✓Best coding (SWE-bench leader)
✓200K context window
✓Exceptional instruction following
Cons
✗Slower than GPT-4o
✗No native audio capabilities
🏆 Our Verdict
Based on overall benchmark averages, Claude 3.5 Sonnet has the edge with an average score of 84.6% across all benchmarks. However, the best choice depends on your use case — Grok 2 excels in real-time x/twitter data access, while Claude 3.5 Sonnet stands out for best coding (swe-bench leader).