Gemma 3 27B vs Grok 4.5
How do these models stack up? Below is an expert side-by-side comparison of specifications, context window capacity, live pricing per million tokens, and standardized benchmark scores for Gemma 3 27B and Grok 4.5.
Gemma 3 27B
Gemma 3 introduces multimodality, supporting vision-language input and text outputs. It handles context windows up to 128k tokens, understands over 140 languages, and offers improved math, reasoning, and chat capabilities,...
Grok 4.5
Grok 4.5 is SpaceXAI's smartest model with frontier performance on coding, knowledge work, and STEM.
Technical Specifications
| Specification | Gemma 3 27B | Grok 4.5 |
|---|---|---|
| Provider | xAI | |
| Context Window | 131,072 tokens | 500,000 tokens |
| Agent Suitability | N/A | N/A |
| Time to First Token (TTFT) | N/A | N/A |
| Deployment Model | managed api | managed api |
| Production Stability | stable | stable |
| API Available | Yes | Yes |
| Released Date | 2025-03-12 | 2026-07-08 |
API Pricing Comparison
Input Price per Million Tokens
Gemma 3 27B
$0.08
Grok 4.5
$2.00
Output Price per Million Tokens
Gemma 3 27B
$0.16
Grok 4.5
$6.00
Want to test both models live?
Run side-by-side prompt prompts in our dynamic Sandbox. Check execution speeds, latency metrics, and compute actual costs in real-time.
Benchmark Performance Metrics
Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.
Gemma 3 27B Quirks & Gotchas
No developer gotchas reported.
Grok 4.5 Quirks & Gotchas
No developer gotchas reported.