GPT-3.5 Turbo vs GPT-5
Compare GPT-3.5 Turbo and GPT-5, both from OpenAI, in 2 community votes, gpt-5 wins 100% of head-to-head duels, context windows of 16K vs 400K, tested across 51 shared challenges.
Our Verdict
GPT-5Winner
GPT-3.5 TurboRunner-up
Pick GPT-5. In 2 blind votes, GPT-5 wins 100% of the time. That's not luck.
GPT-3.5 Turbo is 5.0x cheaper per token — worth considering if cost matters.
Clear winner
API pricing
Cost per 1M tokens
GPT-3.5 Turbo
Input
$1.50
Output
$2.00
5.0× cheaper
GPT-5
Input
$1.25
1.2× cheaper
Output
$10.00
GPT-5 wins input (1.2× cheaper)·GPT-3.5 Turbo wins output (5.0× cheaper)
Writing DNA
Style Comparison
Similarity
58%
GPT-5 uses 18.9x more bold
GPT-3.5 Turbo
GPT-5
61%Vocabulary65%
16wSentence Length13w
0.23Hedging0.20
0.0Bold0.2
3.7Lists4.6
0.00Emoji0.00
0.00Headings0.16
0.38Transitions0.03
Based on 11 + 16 text responses
Research
What we learned reading every model
FAQ
