GPT-5.5 vs Qwen3 5 27B
As of Oct 14, 2026, GPT-5.5 leads Qwen3 5 27B in 5 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, and Factuality.
GPT-5.5
It used to be. Was SOTA in General LLM.
Qwen3 5 27B
#84 Best current rank: #84 in Coding › Web dev, as of Oct 14, 2026.
| Category | GPT-5.5 | Qwen3 5 27B |
|---|---|---|
| General LLM | #21 · Was SOTA · General LLM Margin 14.285714285714292 LMArena leaderboard dataset · Oct 13, 2026 | #109 · #109 in General LLM Margin 74.14965986394557 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #25 · #25 in Reasoning Margin 17.808219178082197 LMArena leaderboard dataset · Oct 13, 2026 | #105 · #105 in Reasoning Margin 72.6027397260274 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #30 · #30 in Science Margin — Epoch AI benchmarking hub · Apr 23, 2026 | — |
| Coding | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Web dev | #44 · #44 in Coding › Web dev Margin 40.18691588785047 LMArena leaderboard dataset · Oct 13, 2026 | #84 · #84 in Coding › Web dev Margin 77.57009345794393 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #23 · Was SOTA · Long context Margin 15.646258503401356 LMArena leaderboard dataset · Oct 13, 2026 | #96 · #96 in Long context Margin 65.3061224489796 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #10 · Was SOTA · Vision Margin 28.94736842105263 Epoch AI benchmarking hub · Apr 23, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 |
| Factuality | #5 · Was SOTA · Factuality Margin 4.477611940298502 LMArena leaderboard dataset · Oct 13, 2026 | #94 · #94 in Factuality Margin 70.8955223880597 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #7 · #7 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Apr 23, 2026 | — |
GPT-5.5: $11.25 per 1M blended tokens.
Qwen3 5 27B: $0.845 per 1M blended tokens.
GPT-5.5: closed weights.
Qwen3 5 27B: open weights.
General LLM: As of Oct 14, 2026, GPT-5.5 leads Qwen3 5 27B in General LLM at #21 against #109.
Reasoning: As of Oct 14, 2026, GPT-5.5 leads Qwen3 5 27B in Reasoning at #25 against #105.
Coding › Web dev: As of Oct 14, 2026, GPT-5.5 leads Qwen3 5 27B in Coding › Web dev at #44 against #84.
Long context: As of Oct 14, 2026, GPT-5.5 leads Qwen3 5 27B in Long context at #23 against #96.
Factuality: As of Oct 14, 2026, GPT-5.5 leads Qwen3 5 27B in Factuality at #5 against #94.
GPT-5.5 or Qwen3 5 27B?
As of Oct 14, 2026, GPT-5.5 leads Qwen3 5 27B in 5 of 5 shared categories: General LLM, Reasoning, Coding › Web dev, Long context, and Factuality.
GPT-5.5 or Qwen3 5 27B for General LLM?
As of Oct 14, 2026, GPT-5.5 leads Qwen3 5 27B in General LLM at #21 against #109.
GPT-5.5 or Qwen3 5 27B for Reasoning?
As of Oct 14, 2026, GPT-5.5 leads Qwen3 5 27B in Reasoning at #25 against #105.
GPT-5.5 or Qwen3 5 27B for Coding › Web dev?
As of Oct 14, 2026, GPT-5.5 leads Qwen3 5 27B in Coding › Web dev at #44 against #84.