xAI: Grok 4.5 vs Qwen3 Next 80B A3B Instruct
Compare xAI: Grok 4.5 by xAI against Qwen3 Next 80B A3B Instruct by Qwen, context windows of 500K vs 66K, tested across 54 shared challenges.
Our Verdict
xAI: Grok 4.5
Qwen3 Next 80B A3B InstructRunner-up
No community votes yet. On paper, xAI: Grok 4.5 has the edge — newer, bigger context window, major provider backing.
Qwen3 Next 80B A3B Instruct is 4.0x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
xAI: Grok 4.5
Input
$2.00
Output
$6.00
Qwen3 Next 80B A3B Instruct
Input
$0.15
13× cheaper
Output
$1.50
4.0× cheaper
Qwen3 Next 80B A3B Instruct is cheaper on both — 13× input, 4.0× output
Writing DNA
Style Comparison
Similarity
37%
Qwen3 Next 80B A3B Instruct uses 6.5x more emoji
xAI: Grok 4.5
Qwen3 Next 80B A3B Instruct
61%Vocabulary52%
16wSentence Length16w
0.23Hedging0.20
2.5Bold5.8
2.4Lists3.7
0.09Emoji0.59
0.48Headings0.96
0.06Transitions0.05
Based on 27 + 20 text responses
Research
What we learned reading every model
FAQ
