Gemini 1.5 Pro vs xAI: Grok 4.3
Compare Gemini 1.5 Pro by Google AI against xAI: Grok 4.3 by xAI, context windows of 1.0M vs 1.0M, tested across 18 shared challenges.
Our Verdict
Gemini 1.5 Pro
xAI: Grok 4.3
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
xAI: Grok 4.3 is 4.2x cheaper per token — worth considering if cost matters.
Too close to call
API pricing
Cost per 1M tokens
Gemini 1.5 Pro
Input
$3.50
Output
$10.50
xAI: Grok 4.3
Input
$1.25
2.8× cheaper
Output
$2.50
4.2× cheaper
xAI: Grok 4.3 is cheaper on both — 2.8× input, 4.2× output
Writing DNA
Style Comparison
Similarity
63%
xAI: Grok 4.3 uses 4.2x more headings
Gemini 1.5 Pro
xAI: Grok 4.3
61%Vocabulary62%
15wSentence Length16w
0.80Hedging0.46
3.7Bold2.3
3.3Lists2.5
0.00Emoji0.00
0.08Headings0.34
0.09Transitions0.14
Based on 8 + 27 text responses
Research
What we learned reading every model
FAQ
