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Grok 4.1 Fast (Reasoning) vs Qwen3.5-27B

Head-to-head comparison across 0benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.

Benchmark data for one or both models is coming soon. This page currently shows metadata and pricing where BenchLM has it, and score-level comparisons will populate as public benchmark results land.

Grok 4.1 Fast (Reasoning)

17

VS

Qwen3.5-27B

63

0 categoriesvs0 categories

Verified leaderboard positions: Grok 4.1 Fast (Reasoning) unranked · Qwen3.5-27B #16

Benchmark data for Grok 4.1 Fast (Reasoning) and Qwen3.5-27B is coming soon on BenchLM.

Category Radar

Head-to-Head by Category

Operational Comparison

Grok 4.1 Fast (Reasoning)

Qwen3.5-27B

Price (per 1M tokens)

N/A

$0 / $0

Speed

N/A

N/A

Latency (TTFT)

N/A

N/A

Context Window

2M

262K

Quick Verdict

Benchmark data for Grok 4.1 Fast (Reasoning) and Qwen3.5-27B is coming soon on BenchLM.

BenchLM has partial data for these models, but not enough overlapping benchmark coverage to produce a fair score-level comparison yet.

Grok 4.1 Fast (Reasoning) has the larger context window at 2M, compared with 262K for Qwen3.5-27B.

Benchmark Deep Dive

Frequently Asked Questions (3)

Can I compare Grok 4.1 Fast (Reasoning) and Qwen3.5-27B on BenchLM yet?

Not fully yet. BenchLM is tracking both models, but the sourced benchmark breakdown for this comparison is still coming soon.

Why does this comparison show “coming soon”?

BenchLM only shows category winners and benchmark-level calls when we have sourced results that can be compared fairly. For these models, the public benchmark coverage is not complete enough yet.

What data is available for Grok 4.1 Fast (Reasoning) and Qwen3.5-27B today?

Qwen3.5-27B: $0.00 input / $0.00 output per 1M tokens Both model pages still include creator, context window, reasoning mode, and other metadata while benchmark coverage fills in.

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Last updated: April 24, 2026

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