O3 Mini vs Qwen3 5 27B
As of Oct 14, 2026, O3 Mini leads Qwen3 5 27B in 1 of 3 shared categories: General LLM.
O3 Mini
It used to be. Was SOTA in Reasoning.
Qwen3 5 27B
#84 Best current rank: #84 in Coding › Web dev, as of Oct 14, 2026.
| Category | O3 Mini | Qwen3 5 27B |
|---|---|---|
| General LLM | #7 · #7 in General LLM Margin — LMArena leaderboard dataset · Apr 16, 2025 | #109 · #109 in General LLM Margin 74.14965986394557 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #133 · Was SOTA · Reasoning Margin 91.78082191780823 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 | #76 · #76 in Science Margin — Epoch AI benchmarking hub · Jan 31, 2025 | — |
| Coding | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Coding › Web dev | — | #84 · #84 in Coding › Web dev Margin 77.57009345794393 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #145 · #145 in Long context Margin 98.63945578231292 LMArena leaderboard dataset · Oct 13, 2026 | #96 · #96 in Long context Margin 65.3061224489796 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | — | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 9, 2026 |
| Factuality | #— · Not enough data Margin — Epoch AI benchmarking hub · Jan 31, 2025 | #94 · #94 in Factuality Margin 70.8955223880597 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #51 · #51 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jan 31, 2025 | — |
O3 Mini: $1.9250000000000003 per 1M blended tokens.
Qwen3 5 27B: $0.845 per 1M blended tokens.
O3 Mini: closed weights.
Qwen3 5 27B: open weights.
General LLM: As of Oct 14, 2026, O3 Mini leads Qwen3 5 27B in General LLM at #7 against #109.
Reasoning: As of Oct 14, 2026, Qwen3 5 27B leads O3 Mini in Reasoning at #105 against #133.
Long context: As of Oct 14, 2026, Qwen3 5 27B leads O3 Mini in Long context at #96 against #145.
O3 Mini or Qwen3 5 27B?
As of Oct 14, 2026, O3 Mini leads Qwen3 5 27B in 1 of 3 shared categories: General LLM.
O3 Mini or Qwen3 5 27B for General LLM?
As of Oct 14, 2026, O3 Mini leads Qwen3 5 27B in General LLM at #7 against #109.
O3 Mini or Qwen3 5 27B for Reasoning?
As of Oct 14, 2026, Qwen3 5 27B leads O3 Mini in Reasoning at #105 against #133.
O3 Mini or Qwen3 5 27B for Long context?
As of Oct 14, 2026, Qwen3 5 27B leads O3 Mini in Long context at #96 against #145.