Gemini 1.5 ProvsGrok 2
Google
Gemini 1.5 Pro
Google's 1M-token multimodal model
Arena ELO
1261
Context
1000K
Speed
150 t/s
Input/1M
$1.25
xAI
🏆 Overall WinnerGrok 2
xAI's real-time knowledge model
Arena ELO
1235
Context
131K
Speed
92 t/s
Input/1M
$2
Capability Radar
Category performance across 6 domains
Benchmark Scores
MMLU · HumanEval · MATH · GSM8K · GPQA · BBH
Gemini 1.5 Pro
Pros
✓1M token context window
✓Fastest response times
✓Best price-to-performance
Cons
✗Slightly lower reasoning vs GPT-4o/Claude
✗Less consistent instruction following
Grok 2
Pros
✓Real-time X/Twitter data access
✓Integrated image generation (FLUX)
✓Strong GPQA scores
Cons
✗Smaller ecosystem
✗Tied to X/Twitter platform
🏆 Our Verdict
Based on overall benchmark averages, Grok 2 has the edge with an average score of 80.5% across all benchmarks. However, the best choice depends on your use case — Gemini 1.5 Pro excels in 1m token context window, while Grok 2 stands out for real-time x/twitter data access.