Kimi K2-Thinking-0905 vs Qwen3 VL 4B Thinking: Specs & Benchmark Comparison

CharacteristicKimi K2-Thinking-0905Qwen3 VL 4B Thinking
CompanyMoonshot AIAlibaba
Release DateSeptember 4, 2025September 22, 2025
Parameters1.0T4B
MultimodalNoYes
Context (input)262K262K
Context (output)66K262K
Input Price / 1M$0.60$0.10
Output Price / 1M$2.40$1.00
Average Score0.90.9

Verdict

Qwen3 VL 4B Thinking leads in 2 out of 4 comparison categories.

Overall Performance

Both models show comparable average scores: Kimi K2-Thinking-0905 — 0.9, Qwen3 VL 4B Thinking — 0.9.

API Cost

Qwen3 VL 4B Thinking is 2.7x cheaper: input $0.10/1M vs $0.60/1M tokens.

Context Window

Same context size: 262K tokens.

Recency

Qwen3 VL 4B Thinking is newer: released 9/22/2025 vs 9/4/2025.

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Frequently Asked Questions

Which is better for coding — Kimi K2-Thinking-0905 or Qwen3 VL 4B Thinking?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — Kimi K2-Thinking-0905 or Qwen3 VL 4B Thinking?
Qwen3 VL 4B Thinking is cheaper for input: $0.10 per 1M tokens vs $0.60.
Which has a larger context window — Kimi K2-Thinking-0905 or Qwen3 VL 4B Thinking?
Kimi K2-Thinking-0905 supports a larger context: 262,144 tokens vs 262,144.

The Kimi K2-Thinking-0905 and Qwen3 VL 4B Thinking comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Kimi K2-Thinking-0905 or Qwen3 VL 4B Thinking page. See also the complete list of AI model comparisons.