xAI: Grok 4.5 vs Qwen: Qwen3.5 Plus 2026-04-20
Compare xAI: Grok 4.5 by xAI against Qwen: Qwen3.5 Plus 2026-04-20 by Qwen, context windows of 500K vs 1.0M, tested across 52 shared challenges.
Our Verdict
xAI: Grok 4.5
Qwen: Qwen3.5 Plus 2026-04-20
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
Too close to call
API pricing
Cost per 1M tokens
xAI: Grok 4.5
Input
$2.00
Output
$6.00
Qwen: Qwen3.5 Plus 2026-04-20
Input
$0.40
5.0× cheaper
Output
$2.40
2.5× cheaper
Qwen: Qwen3.5 Plus 2026-04-20 is cheaper on both — 5.0× input, 2.5× output
Writing DNA
Style Comparison
Similarity
62%
Qwen: Qwen3.5 Plus 2026-04-20 uses 17.0x more emoji
xAI: Grok 4.5
Qwen: Qwen3.5 Plus 2026-04-20
61%Vocabulary59%
16wSentence Length15w
0.23Hedging0.28
2.5Bold4.4
2.4Lists2.5
0.09Emoji1.53
0.48Headings0.76
0.06Transitions0.04
Based on 27 + 27 text responses
Research
What we learned reading every model
FAQ
Common questions
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