Compare · ModelsLive · 2 picked · head to head
GPT-5 vs GPT-3.5 Turbo (older v0613)
Side by side · benchmarks, pricing, and signals you can act on.
Winner summary
GPT-5 wins on 3/3 benchmarks
GPT-5 wins 3 of 3 shared benchmarks. Leads in knowledge · math · coding.
Category leads
knowledge·GPT-5math·GPT-5coding·GPT-5
Hype vs Reality
Attention vs performance
GPT-5
#74 by perf·no signal
GPT-3.5 Turbo (older v0613)
#111 by perf·no signal
Best value
GPT-3.5 Turbo (older v0613)
3.2x better value than GPT-5
GPT-5
9.7 pts/$
$5.63/M
GPT-3.5 Turbo (older v0613)
30.5 pts/$
$1.50/M
Vendor risk
Who is behind the model
OpenAI
$840.0B·Tier 1
OpenAI
$840.0B·Tier 1
Head to head
3 benchmarks · 2 models
GPT-5GPT-3.5 Turbo (older v0613)
GPQA diamond
GPT-5 leads by +78.7
Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs.
GPT-5
81.6
GPT-3.5 Turbo (older v0613)
2.9
MATH level 5
GPT-5 leads by +86.5
MATH Level 5 · the hardest tier of the MATH benchmark, featuring competition-level problems from AMC, AIME, and Olympiad-style mathematics.
GPT-5
98.1
GPT-3.5 Turbo (older v0613)
11.6
WeirdML
GPT-5 leads by +57.2
WeirdML · tests models on unusual and adversarial machine learning tasks that require creative problem-solving beyond standard patterns.
GPT-5
60.7
GPT-3.5 Turbo (older v0613)
3.5
Full benchmark table
| Benchmark | GPT-5 | GPT-3.5 Turbo (older v0613) |
|---|---|---|
GPQA diamond Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs. | 81.6 | 2.9 |
MATH level 5 MATH Level 5 · the hardest tier of the MATH benchmark, featuring competition-level problems from AMC, AIME, and Olympiad-style mathematics. | 98.1 | 11.6 |
WeirdML WeirdML · tests models on unusual and adversarial machine learning tasks that require creative problem-solving beyond standard patterns. | 60.7 | 3.5 |
Pricing · per 1M tokens · projected $/mo at 10M tokens
| Model | Input | Output | Context | Projected $/mo |
|---|---|---|---|---|
| $1.25 | $10.00 | 400K tokens (~200 books) | $34.38 | |
| $1.00 | $2.00 | 4K tokens (~2 books) | $12.50 |