Qwen3.5 Max PreviewvsDeepseek V4 Flash High Preview

Qwen3.5 Max Preview leads the overall Podium Score by 1.0 points (73.0 vs 72.0).Category wins: Qwen3.5 Max Preview 0 — 0 Deepseek V4 Flash High Preview.Deepseek V4 Flash High Preview is the cheaper pick ($1.1/M vs $2/M per 1M output tokens). Qwen3.5 Max Preview is faster (50 t/s vs 50 t/s).

Key VerdictAggregated 2026 Benchmark Analysis

Qwen3.5 Max Preview is rated higher overall with a Podium Score of 73.0 (vs 72.0 for Deepseek V4 Flash High Preview). Both models show closely matched capabilities across domain benchmarks.

Coding & Engineering
Comparable
Inference Speed
Qwen3.5 Max Preview (50 t/s)
Cost Efficiency
Deepseek V4 Flash High Preview ($1.1/M/M)
MetricQwen3.5 Max PreviewDeepseek V4 Flash High Preview
Podium Score73.0 ▲72.0
Arena Elo
Intelligence Index
Coding
Math
Reasoning
Agentic
Knowledge
Multimodal
Long-context
Output speed50 t/s50 t/s
Output price$2/M$1.1/M ▲
Context window128K128K
Scores aggregated from five independent leaderboards. See Methodology. More head-to-heads: Qwen3.5 Max vs Claude Mythos · Qwen3.5 Max vs Claude Fable 5 · Qwen3.5 Max vs Kimi K3 · Qwen3.5 Max vs Claude Opus 5
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