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Model comparison Synced Apr 6, 2026

Perplexity: Sonar vs Qwen: Qwen3.5-Flash

Side-by-side comparison of Perplexity: Sonar and Qwen: Qwen3.5-Flash. Compare pricing, context window, capabilities, and find out which is better for your workflow.

Verdict

strong confidence

Qwen: Qwen3.5-Flash leads overall

Qwen: Qwen3.5-Flash leads in price and context window and capabilities and max output, making it the stronger choice for most workflows. Perplexity: Sonar remains a solid alternative depending on your specific needs.

Best for with Perplexity: Sonar

No clear advantages identified

Best for with Qwen: Qwen3.5-Flash

Budget-conscious workflowsLong document processingMulti-modal tasksLong-form content generation

Side-by-side

Technical specifications

Perplexity: Sonar Qwen: Qwen3.5-Flash
Provider Perplexity Qwen
Input price $1/M $0.07/M
Output price $1/M $0.26/M
Context window 127K 1.0M
Max output N/A 66K
Capabilities
Vision
Tool useVisionReasoning
Released Jan 27, 2025 Feb 25, 2026
View Perplexity: Sonar profile View Qwen: Qwen3.5-Flash profile

Scoring breakdown

How each dimension compares

Price

Qwen: Qwen3.5-Flash leads

Perplexity: Sonar

$1/M tokens

Qwen: Qwen3.5-Flash

$0.26/M tokens

Context Window

Qwen: Qwen3.5-Flash leads

Perplexity: Sonar

127K tokens

Qwen: Qwen3.5-Flash

1.0M tokens

Capabilities

Qwen: Qwen3.5-Flash leads

Perplexity: Sonar

1/4

Qwen: Qwen3.5-Flash

3/4

Max Output

Qwen: Qwen3.5-Flash leads

Perplexity: Sonar

N/A

Qwen: Qwen3.5-Flash

66K tokens

Recency

Perplexity: Sonar

Jan 2025

Qwen: Qwen3.5-Flash

Feb 2026

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