Qwen3.5 397B A17B vs Sonar Pro

This comparison does not currently contain a protocol-matched coding benchmark for both Qwen3.5 397B A17B and Sonar Pro, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.

Qwen3.5 397B A17B is $0.45 and Sonar Pro is $3.00 per million tokens, so Qwen3.5 397B A17B is cheaper on this metric. Qwen3.5 397B A17B is $3.00 and Sonar Pro is $15.00 per million tokens, so Qwen3.5 397B A17B is cheaper on this metric.

Qwen3.5 397B A17B has the larger sourced context window. Qwen3.5 397B A17B supports 262K and Sonar Pro supports 200K.

There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.

Qwen3.5 397B A17B is the only model in this pair currently marked as self-hostable. Qwen3.5 397B A17B is open weight; Sonar Pro is not marked open weight.

Qwen3.5 397B A17B is documented with image input; Sonar Pro is not documented with image input. This reflects supported input modalities, not vision quality.

Neither has a larger sourced maximum output. Qwen3.5 397B A17B is — and Sonar Pro is —.

Qwen3.5 397B A17B: reasoning, tool calling, and image input. Sonar Pro: none of these features are definitively sourced. Feature support does not establish relative quality.

Qwen3.5 397B A17B has 4 sourced provider routes; Sonar Pro has 2, so Qwen3.5 397B A17B has broader tracked availability.

There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.