Qwen3 Coder Flash vs Qwen: Qwen3.5 Plus 2026-04-20
Compare Qwen3 Coder Flash and Qwen: Qwen3.5 Plus 2026-04-20, both from Qwen, context windows of 128K vs 1.0M, tested across 52 shared challenges.
Our Verdict
Qwen: Qwen3.5 Plus 2026-04-20
Qwen3 Coder FlashRunner-up
No community votes yet. On paper, Qwen: Qwen3.5 Plus 2026-04-20 has the edge — bigger model tier, newer, bigger context window.
Slight edge
API pricing
Cost per 1M tokens
Qwen3 Coder Flash
Input
$0.30
1.3× cheaper
Output
$1.50
1.6× cheaper
Qwen: Qwen3.5 Plus 2026-04-20
Input
$0.40
Output
$2.40
Qwen3 Coder Flash is cheaper on both — 1.3× input, 1.6× output
Writing DNA
Style Comparison
Similarity
42%
Qwen: Qwen3.5 Plus 2026-04-20 uses 153.4x more emoji
Qwen3 Coder Flash
Qwen: Qwen3.5 Plus 2026-04-20
60%Vocabulary59%
92wSentence Length15w
0.60Hedging0.28
6.1Bold4.4
6.2Lists2.5
0.00Emoji1.53
1.64Headings0.76
0.18Transitions0.04
Based on 22 + 27 text responses
Research
What we learned reading every model
FAQ
