Grok 4.20 vs SWE-1.7
Head-to-head comparison across 1benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
Verdict
SWE-1.7 leads for most workloads.
- Grok 4.20 offers ~7.8× the context window — choose it for very long inputs.
Based on BenchLM composite scores, July 2026.
Grok 4.20
68
SWE-1.7
75
Pick SWE-1.7 if you want the stronger benchmark profile. Grok 4.20 only becomes the better choice if you need the larger 2M context window.
Category Radar
Head-to-Head by Category
Category Breakdown
| Benchmark | Grok 4.20 | Δ | SWE-1.7 |
|---|---|---|---|
| Agentic | 47.1 | → 34.4 | 81.5 |
| Coding | 61.1 | — | — |
| Reasoning | 53.3 | — | — |
| Multimodal | 70.1 | — | — |
Operational Comparison
Grok 4.20
SWE-1.7
$2 / $6
N/A
233 t/s
N/A
10.33s
N/A
2M
256K
Quick Verdict
Pick SWE-1.7 if you want the stronger benchmark profile. Grok 4.20 only becomes the better choice if you need the larger 2M context window.
SWE-1.7 is clearly ahead on the provisional aggregate, 75 to 68. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
SWE-1.7's sharpest advantage is in agentic, where it averages 81.5 against 47.1. The single biggest benchmark swing on the page is Terminal-Bench 2.0, 47.1% to 81.5%.
Grok 4.20 gives you the larger context window at 2M, compared with 256K for SWE-1.7.
Benchmark Deep Dive
Frequently Asked Questions (2)
Which is better, Grok 4.20 or SWE-1.7?
SWE-1.7 is ahead on BenchLM's provisional leaderboard, 75 to 68. The biggest single separator in this matchup is Terminal-Bench 2.0, where the scores are 47.1% and 81.5%.
Which is better for agentic tasks, Grok 4.20 or SWE-1.7?
SWE-1.7 has the edge for agentic tasks in this comparison, averaging 81.5 versus 47.1. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.
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