Compare · ModelsLive · 2 picked · head to head

Gemini 4 Argon vs GPT-5.5 Pro

Side by side · benchmarks, pricing, and signals you can act on.

Winner summary

Gemini 4 Argon wins 1 of 1 shared benchmarks. Leads in knowledge.

Category leads
knowledge·Gemini 4 Argon
Hype vs Reality
Gemini 4 Argon
#11 by perf·#1 by attention
DESERVED
GPT-5.5 Pro
#1 by perf·#8 by attention
DESERVED
Best value
14.9x better value than GPT-5.5 Pro
Gemini 4 Argon
12.5 pts/$
$6.00/M
GPT-5.5 Pro
0.8 pts/$
$105.00/M
Vendor risk
Google DeepMind logo
Google DeepMind
$4.25T·Tier 1
Low risk
OpenAI logo
OpenAI
$840.0B·Tier 1
Medium risk
Head to head
Gemini 4 ArgonGPT-5.5 Pro
GPQA diamond
Gemini 4 Argon leads by +1.0
Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs.
Gemini 4 Argon
95.2
GPT-5.5 Pro
94.2
Full benchmark table
BenchmarkGemini 4 ArgonGPT-5.5 Pro
GPQA diamond
Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs.
95.294.2
Pricing · per 1M tokens · projected $/mo at 10M tokens
ModelInputOutputContextProjected $/mo
Google DeepMind logoGemini 4 Argon$2.00$10.001.0M tokens (~524 books)$40.00
OpenAI logoGPT-5.5 Pro$30.00$180.00400K tokens (~200 books)$675.00