Question 1

What does this Qwen3.5 35B-A3B vs DeepSeek Reasoner comparison cover?

Accepted Answer

It brings together documented inputs and outputs, token limits, deployment terms and available pricing. When both models have source-linked, verified results on a shared benchmark, those results are shown with their individual sources. The comparison is a starting point for evaluating your own workload.

Question 2

Which is cheaper: Qwen3.5 35B-A3B or DeepSeek Reasoner?

Accepted Answer

Qwen3.5 35B-A3B lists $0.25 input and $2.00 output per 1M tokens. DeepSeek Reasoner lists $0.14 input and $0.28 output. The cheaper workload depends on the mix of input and output. Long-context tiers, caching, batch processing and retries can change the bill.

Question 3

Which has the larger context window: Qwen3.5 35B-A3B or DeepSeek Reasoner?

Accepted Answer

Qwen3.5 35B-A3B lists 262.14K tokens and DeepSeek Reasoner lists 1M. DeepSeek Reasoner therefore has the larger recorded context window, but capacity alone is not a quality score.

Question 4

Which is faster: Qwen3.5 35B-A3B or DeepSeek Reasoner?

Accepted Answer

There is no matched speed measurement for both models with the same source, host, region and date. Test the same prompts at your expected concurrency and measure time to the first useful response as well as complete task time.

Question 5

What input and output types do Qwen3.5 35B-A3B and DeepSeek Reasoner support?

Accepted Answer

Qwen3.5 35B-A3B records text, image, video, audio input and text output. DeepSeek Reasoner records text input and text output. “Not documented” means the current source record is incomplete; it does not prove that a modality is unsupported.

Question 6

Should I choose Qwen3.5 35B-A3B or DeepSeek Reasoner?

Accepted Answer

Consider DeepSeek Reasoner if you need larger context or larger maximum output or a lower listed input rate or a lower listed output rate. Test both on the same representative examples and judge the output against your acceptance criteria. Include tool failures, retries and the time to a completed task.

Specification	Qwen3.5 35B-A3B	DeepSeek Reasoner
Provider	Alibaba	DeepSeek
Listed pricing route	Alibaba	DeepSeek
Model family	qwen	deepseek-thinking
Accepted inputs	text, image, video, audio	text
Produced outputs	text	text
Context window	262.14K	1MHigher
Max output	65.54K	384KHigher
Input price / 1M	$0.25	$0.14Lower
Output price / 1M	$2.00	$0.28Lower
Reasoning mode	Documented	Documented
Tool calling	Documented	Documented
Image input	Documented	Not documented
Audio input	Documented	Not documented
Structured output	Documented	Not documented
License	Open weights	Open weights

Qwen3.5 35B-A3B vs DeepSeek Reasoner

Qwen3.5 35B-A3B

DeepSeek Reasoner

Key differences

Pricing, limits and capabilities

Which model should you choose?

Documentation and model profiles

Questions people ask

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