Compare / head-to-head
Phi-4 ReasoningvsQwen3.5 27B
Qwen3.5 27B leads 2 of 2 shared benchmarks. Qwen3.5 27B has the larger context window (262K tokens).
Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.
Shared benchmarks
0 – 2
Qwen3.5 27B leads
Cheaper per token
—
list price, input + output
Larger context
Qwen3.5 27B
262K tokens
Provider uptime (30d)
— · —
Microsoft · Qwen
Phi-4 Reasoning
Microsoft · released 2025-04-30
text
- Context
- 33K
- Max out
- 33K
- Input /1M
- —
- Output /1M
- —
- Cached /1M
- —
- Scores
- 4 · 4 core
Qwen3.5 27B
Qwen
textvision
Quality
Benchmark matrix
2 shared · 2 only Phi-4 Reasoning · 3 only Qwen3.5 27B| Benchmark | Phi-4 Reasoning | Qwen3.5 27B | Δ | Edge |
|---|---|---|---|---|
| Reported by both · 2 | ||||
| GPQA Diamond | 65.8% ↗ | 85.5% ↗ | -19.7 pt | Qwen3.5 27B |
| MMLU-Pro | 74.3% ↗ | 86.1% ↗ | -11.8 pt | Qwen3.5 27B |
| Only Phi-4 Reasoning reports · 2 | ||||
| AIME 2025 | 62.9% ↗ | not reported | — | — |
| HumanEval+ | 92.9% ↗ | not reported | — | — |
| Only Qwen3.5 27B reports · 3 | ||||
| SWE-bench Verified | not reported | 75% ↗ | — | — |
| AIME 2026 | not reported | 91.7% ↗matharena ⚠ | — | — |
| LMArena Elo | not reported | 1408.1 ↗ | — | — |
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is Phi-4 Reasoning minus Qwen3.5 27B in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing
Side by side
Official pricing pages and model cards| Spec | Phi-4 Reasoning | Qwen3.5 27B | Edge |
|---|---|---|---|
| Context window | 33K tokens | 262K tokens | Qwen3.5 27B |
| Max output | 33K tokens | — | — |
| Input price / 1M | — | $0.086 ↗ | — |
| Output price / 1M | — | $0.688 ↗ | — |
| Cached input / 1M | — | — | — |
| Input + output / 1M Lower is cheaper. List prices; batch, tool and regional fees excluded. | — | $0.774 | — |
| Modalities | text | text · vision | Qwen3.5 27B |
| Released | 2025-04-30 | — | — |
| Cited benchmark scores | 4 | 5 | — |
Reliability
Provider status
Last 60 days · refreshed daily on this page · live on /statusMore matchups
Phi-4 Reasoning vs …
Models sharing the most benchmarksMore matchups
Qwen3.5 27B vs …
Models sharing the most benchmarksBuilt by Respan
Which one wins on your data?
Public benchmarks are a starting point. Run Phi-4 Reasoning and Qwen3.5 27B on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.