DeepSeek-V4-Flash-0731 vs Qwen3.6-27B: Specs & Benchmark Comparison

DeepSeek-V4-Flash-0731 is developed by DeepSeek, while Qwen3.6-27B comes from Alibaba. Qwen3.6-27B was released in April 2026, and DeepSeek-V4-Flash-0731 followed 3 months later in July 2026. DeepSeek-V4-Flash-0731 is the larger model at roughly 304 billion parameters, against 28 billion for Qwen3.6-27B.

We have 9 benchmark results for DeepSeek-V4-Flash-0731 and 44 benchmark results for Qwen3.6-27B, but they overlap on a single test: NL2Repo, where DeepSeek-V4-Flash-0731 scores 54.2% against 36.2%.

DeepSeek-V4-Flash-0731 is the cheaper API at $0.14 per million input tokens and $0.28 per million output tokens, roughly 4 times cheaper than Qwen3.6-27B at $0.60 and $3.60. DeepSeek-V4-Flash-0731 takes the larger context window at 1M tokens, compared with 262K for Qwen3.6-27B. DeepSeek-V4-Flash-0731 accepts text as input, while Qwen3.6-27B accepts text and images.

CharacteristicDeepSeek-V4-Flash-0731Qwen3.6-27B
CompanyDeepSeekAlibaba
Release DateJuly 31, 2026April 21, 2026
Parameters304B28B
MultimodalNoYes
Context (input)1.0M262K
Context (output)393K66K
Input Price / 1M$0.14$0.60
Output Price / 1M$0.28$3.60
Average Score57.5%77.5%
Benchmarks
NL2Repo54.2%36.2%

Visual Benchmark Comparison

DeepSeek-V4-Flash-0731
Qwen3.6-27B
NL2Repo0.5 vs 0.4
0.5
0.4

Verdict

DeepSeek-V4-Flash-0731 leads in 3 out of 4 comparison categories.

Overall Performance

Both models show comparable average scores: DeepSeek-V4-Flash-0731 — 0.6, Qwen3.6-27B — 0.8.

API Cost

DeepSeek-V4-Flash-0731 is 10.0x cheaper: input $0.14/1M vs $0.60/1M tokens.

Context Window

DeepSeek-V4-Flash-0731 supports a larger context: 1M vs 262K tokens.

Recency

DeepSeek-V4-Flash-0731 is newer: released 7/31/2026 vs 4/21/2026.

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Frequently Asked Questions

Which is better for coding — DeepSeek-V4-Flash-0731 or Qwen3.6-27B?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — DeepSeek-V4-Flash-0731 or Qwen3.6-27B?
DeepSeek-V4-Flash-0731 is cheaper for input: $0.14 per 1M tokens vs $0.60.
Which has a larger context window — DeepSeek-V4-Flash-0731 or Qwen3.6-27B?
DeepSeek-V4-Flash-0731 supports a larger context: 1,000,000 tokens vs 262,144.

The DeepSeek-V4-Flash-0731 and Qwen3.6-27B comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the DeepSeek-V4-Flash-0731 or Qwen3.6-27B page. See also the complete list of AI model comparisons.