What is the difference between DeepSeek V3.1 and Qwen3 Max?

DeepSeek V3.1 is developed by DeepSeek while Qwen3 Max is developed by Qwen. DeepSeek V3.1 has a 164K token context window vs Qwen3 Max's 256K. These results are based on blind head-to-head voting across 54 challenges.

Which is better, DeepSeek V3.1 or Qwen3 Max?

Based on 59 community votes on Rival, DeepSeek V3.1 and Qwen3 Max are closely matched with similar win rates. The better choice depends on your specific use case. Compare their real outputs side-by-side across 54 challenges to decide.

How much does DeepSeek V3.1 cost compared to Qwen3 Max?

DeepSeek V3.1 costs $0.2/M input tokens and Qwen3 Max costs $1.2/M input tokens. DeepSeek V3.1 is $1.00/M cheaper per input. The more expensive model wins 51% of duels, so the premium may be justified by quality.

How are DeepSeek V3.1 vs Qwen3 Max votes collected on Rival?

Rival presents both models' outputs side-by-side in blind duels. Voters see the responses but don't know which model produced each one, eliminating brand bias. 59 votes have been collected for this pair across 54 challenges. All vote data is part of Rival's open dataset.

Updated Sep 2025

DeepSeek V3.1vsQwen3 Max

DeepSeek V3.1 and Qwen3 Max are dead even across 59 blind community votes on Rival.

DeepSeek V3.1 and Qwen3 Max compared across 54 shared prompts
Spec	DeepSeek V3.1	Qwen3 Max
Win rate	49%	51%
Input price	$0.2/M tokens	$1.2/M tokens
Output price	$0.8/M tokens	$6/M tokens
Context window	164K tokens	256K tokens
Weights	Open	Closed
Free API (OpenRouter)	No	No
Released	Aug 2025	Sep 2025
SWE-bench Verified	66.0%	69.6%