O3 Mini vs Qwen3 6 Plus
As of Oct 14, 2026, O3 Mini leads Qwen3 6 Plus in 1 of 4 shared categories: General LLM.
O3 Mini
It used to be. Was SOTA in Reasoning.
Qwen3 6 Plus
#43 Best recorded rank: #43 in Science, as of Oct 14, 2026.
| Category | O3 Mini | Qwen3 6 Plus |
|---|---|---|
| General LLM | #7 · #7 in General LLM Margin — LMArena leaderboard dataset · Apr 16, 2025 | #64 · #64 in General LLM Margin 43.53741496598639 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #133 · Was SOTA · Reasoning Margin 91.78082191780823 LMArena leaderboard dataset · Oct 13, 2026 | #60 · #60 in Reasoning Margin 41.78082191780822 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 | #43 · #43 in Science Margin — Epoch AI benchmarking hub · Mar 31, 2026 |
| Coding | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — Epoch AI benchmarking hub · Mar 31, 2026 |
| Coding › Web dev | — | #56 · #56 in Coding › Web dev Margin 51.401869158878505 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #145 · #145 in Long context Margin 98.63945578231292 LMArena leaderboard dataset · Oct 13, 2026 | #59 · #59 in Long context Margin 40.136054421768705 LMArena leaderboard dataset · Oct 13, 2026 |
| Factuality | #— · Not enough data Margin — Epoch AI benchmarking hub · Jan 31, 2025 | #69 · #69 in Factuality Margin 52.23880597014925 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 6 Plus: $0.73125 per 1M blended tokens.
O3 Mini: closed weights.
Qwen3 6 Plus: closed weights.
General LLM: As of Oct 14, 2026, O3 Mini leads Qwen3 6 Plus in General LLM at #7 against #64.
Reasoning: As of Oct 14, 2026, Qwen3 6 Plus leads O3 Mini in Reasoning at #60 against #133.
Science: As of Oct 14, 2026, Qwen3 6 Plus leads O3 Mini in Science at #43 against #76.
Long context: As of Oct 14, 2026, Qwen3 6 Plus leads O3 Mini in Long context at #59 against #145.
O3 Mini or Qwen3 6 Plus?
As of Oct 14, 2026, O3 Mini leads Qwen3 6 Plus in 1 of 4 shared categories: General LLM.
O3 Mini or Qwen3 6 Plus for General LLM?
As of Oct 14, 2026, O3 Mini leads Qwen3 6 Plus in General LLM at #7 against #64.
O3 Mini or Qwen3 6 Plus for Reasoning?
As of Oct 14, 2026, Qwen3 6 Plus leads O3 Mini in Reasoning at #60 against #133.
O3 Mini or Qwen3 6 Plus for Science?
As of Oct 14, 2026, Qwen3 6 Plus leads O3 Mini in Science at #43 against #76.