Gemma 4 12B vs Grok 4.5
Head-to-head comparison across 1benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
Verdict
Grok 4.5 leads for most workloads.
Based on BenchLM composite scores, July 2026.
Gemma 4 12B
52
Grok 4.5
75
Pick Grok 4.5 if you want the stronger benchmark profile. Gemma 4 12B only becomes the better choice if coding is the priority.
Category Breakdown
| Benchmark | Gemma 4 12B | Δ | Grok 4.5 |
|---|---|---|---|
| Coding | 72.0 | ← 7.3 | 64.7 |
| Agentic | — | — | 83.3 |
| Reasoning | 43.4 | — | — |
| Knowledge | 77.5 | — | — |
| Math | 77.5 | — | — |
| Multimodal | 69.1 | — | — |
Operational Comparison
Gemma 4 12B
Grok 4.5
N/A
$2 / $6
N/A
N/A
N/A
N/A
256K
500K
Quick Verdict
Pick Grok 4.5 if you want the stronger benchmark profile. Gemma 4 12B only becomes the better choice if coding is the priority.
Grok 4.5 is clearly ahead on the provisional aggregate, 75 to 52. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
Grok 4.5 gives you the larger context window at 500K, compared with 256K for Gemma 4 12B.
Benchmark Deep Dive
Frequently Asked Questions (2)
Which is better, Gemma 4 12B or Grok 4.5?
Grok 4.5 is ahead on BenchLM's provisional leaderboard, 75 to 52.
Which is better for coding, Gemma 4 12B or Grok 4.5?
Gemma 4 12B has the edge for coding in this comparison, averaging 72 versus 64.7. Grok 4.5 stays close enough that the answer can still flip depending on your workload.
Related Comparisons
Explore More
The AI models change fast. We track them for you.
For engineers, researchers, and the plain curious — a weekly brief on new models, ranking shifts, and pricing changes.
Free. No spam. Unsubscribe anytime.