Model Comparison

DeepSeek R1 Distill Qwen 14B vs o1-previewWhich is better in 2026?

Both models are evenly matched across the benchmarks.

Verdict: DeepSeek R1 Distill Qwen 14B vs o1-preview — which is better?

DeepSeek R1 Distill Qwen 14B (by DeepSeek) and o1-preview (by OpenAI) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.

DeepSeek R1 Distill Qwen 14B outperforms in 1 benchmarks (AIME 2024), while o1-preview is better at 1 benchmark (GPQA). Both models are evenly matched across the benchmarks.

Choose DeepSeek R1 Distill Qwen 14B if…

  • you want the most recent training data — it shipped Jan 2025
  • you need open weights you can self-host or fine-tune

Choose o1-preview if…

  • you want predictable pricing at $15.00/M input and $60.00/M output
Want to compare interactively?Try the playground

Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

DeepSeek R1 Distill Qwen 14B outperforms in 1 benchmarks (AIME 2024), while o1-preview is better at 1 benchmark (GPQA).

Both models are evenly matched across the benchmarks.

Fri Jun 12 2026 • llm-stats.com

Arena Performance

Human preference votes

Context Window

Maximum input and output token capacity

Only o1-preview specifies input context (128,000 tokens). Only o1-preview specifies output context (32,768 tokens).

DeepSeek
DeepSeek R1 Distill Qwen 14B
Input- tokens
Output- tokens
OpenAI
o1-preview
Input128,000 tokens
Output32,768 tokens
Fri Jun 12 2026 • llm-stats.com

License

Usage and distribution terms

DeepSeek R1 Distill Qwen 14B is licensed under MIT, while o1-preview uses a proprietary license.

License differences may affect how you can use these models in commercial or open-source projects.

DeepSeek R1 Distill Qwen 14B

MIT

Open weights

o1-preview

Proprietary

Closed source

Release Timeline

When each model was launched

DeepSeek R1 Distill Qwen 14B was released on 2025-01-20, while o1-preview was released on 2024-09-12.

DeepSeek R1 Distill Qwen 14B is 4 months newer than o1-preview.

DeepSeek R1 Distill Qwen 14B

Jan 20, 2025

1.4 years ago

4mo newer
o1-preview

Sep 12, 2024

1.7 years ago

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

DeepSeek
Has open weights
Higher AIME 2024 score (80.0% vs 42.0%)
OpenAI
Larger context window (128,000 tokens)
Higher GPQA score (73.3% vs 59.1%)

Detailed Comparison

AI Model Comparison Table
Feature
DeepSeek
DeepSeek R1 Distill Qwen 14B
OpenAI
o1-preview

FAQ

Common questions about DeepSeek R1 Distill Qwen 14B vs o1-preview.

Which is better, DeepSeek R1 Distill Qwen 14B or o1-preview?

Both models are evenly matched across the benchmarks. DeepSeek R1 Distill Qwen 14B is made by DeepSeek and o1-preview is made by OpenAI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does DeepSeek R1 Distill Qwen 14B compare to o1-preview in benchmarks?

DeepSeek R1 Distill Qwen 14B scores MATH-500: 93.9%, AIME 2024: 80.0%, GPQA: 59.1%, LiveCodeBench: 53.1%. o1-preview scores MGSM: 90.8%, MMLU: 90.8%, MATH: 85.5%, GPQA: 73.3%, LiveBench: 52.3%.

What are the context window sizes for DeepSeek R1 Distill Qwen 14B and o1-preview?

DeepSeek R1 Distill Qwen 14B supports an unknown number of tokens and o1-preview supports 128K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between DeepSeek R1 Distill Qwen 14B and o1-preview?

Key differences include licensing (MIT vs Proprietary). See the full comparison above for benchmark-by-benchmark results.

Who makes DeepSeek R1 Distill Qwen 14B and o1-preview?

DeepSeek R1 Distill Qwen 14B is developed by DeepSeek and o1-preview is developed by OpenAI.

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