Kimi-k1.5 vs Qwen2.5 72B Instruct
Kimi-k1.5 significantly outperforms across most benchmarks.
Moonshot AI · Alibaba Cloud / Qwen Team · Updated for 2026
Which is better?
Kimi-k1.5 outperforms in 1 benchmarks (IFEval), while Qwen2.5 72B Instruct is better at 0 benchmarks. Kimi-k1.5 significantly outperforms across most benchmarks.
Based on current benchmark, pricing, and model metadata for 2026.
Choose Kimi-k1.5
- you want the strongest raw capability — it leads on 1 of 1 shared benchmarks
- you want the most recent training data — it shipped Jan 2025
Choose Qwen2.5 72B Instruct
- you need open weights you can self-host or fine-tune
At a glance
The differences that matter most.
Performance Benchmarks
Comparative analysis across standard metrics
Kimi-k1.5 outperforms in 1 benchmarks (IFEval), while Qwen2.5 72B Instruct is better at 0 benchmarks.
Kimi-k1.5 significantly outperforms across most benchmarks.
Arena Performance
Playground indexes and blind preference scores
Context Window
Maximum input and output token capacity
Only Qwen2.5 72B Instruct specifies input context (131,072 tokens). Only Qwen2.5 72B Instruct specifies output context (8,192 tokens).
Input Capabilities
Supported data types and modalities
Kimi-k1.5 supports multimodal inputs, whereas Qwen2.5 72B Instruct does not.
Kimi-k1.5 can handle both text and other forms of data like images, making it suitable for multimodal applications.
Kimi-k1.5
Qwen2.5 72B Instruct
License
Usage and distribution terms
Kimi-k1.5 is licensed under a proprietary license, while Qwen2.5 72B Instruct uses Qwen.
License differences may affect how you can use these models in commercial or open-source projects.
Proprietary
Closed source
Qwen
Open weights
Release Timeline
When each model was launched
Kimi-k1.5 was released on 2025-01-20, while Qwen2.5 72B Instruct was released on 2024-09-19.
Kimi-k1.5 is 4 months newer than Qwen2.5 72B Instruct.
Jan 20, 2025
1.6 years ago
4mo newerSep 19, 2024
1.9 years ago
Knowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Outputs Comparison
Judge for yourself.
Run your own prompts against Kimi-k1.5 and Qwen2.5 72B Instruct side-by-side, then vote on the output you prefer.
FAQ
Common questions about Kimi-k1.5 vs Qwen2.5 72B Instruct.