tokevenGemini 2.5 Pro vs Gemini Omni 1.1 Flash
Side-by-side comparison of pricing, task quality, and projected cost at higher scale.
Pricing
Side-by-side pricing
Gemini 2.5 Pro
Mid-tierGemini Omni 1.1 Flash
Fast / BudgetQuality
Task confidence comparison
Guidance
When to use Gemini 2.5 Pro vs Gemini Omni 1.1 Flash
Choose Gemini 2.5 Pro when...
- -Cost matters: 17% cheaper on input tokens
Choose Gemini Omni 1.1 Flash when...
- Similar performance; consider provider preference or ecosystem fit.
At scale
Cost at scale
FAQ
When should I use Gemini 2.5 Pro instead of Gemini Omni 1.1 Flash?
Gemini 2.5 Pro and Gemini Omni 1.1 Flash perform similarly across all tracked tasks. Pick based on pricing and provider preference.
Is Gemini Omni 1.1 Flash cheaper than Gemini 2.5 Pro?
Gemini Omni 1.1 Flash input costs $1.50/MTok, which is 20% more than Gemini 2.5 Pro at $1.25/MTok.
What are the context window sizes for Gemini 2.5 Pro and Gemini Omni 1.1 Flash?
Gemini 2.5 Pro has a 1,048.576K token context window. Gemini Omni 1.1 Flash has a 1,048.576K token context window.
Go deeper on either model
Per-call cost calculators, provider lineups, and price history for both models on this page.
Other comparisons
How Gemini 2.5 Pro and Gemini Omni 1.1 Flash stack up against the rest of the field.
Track your real costs
Comparisons show estimated costs at list price. The dashboard reveals your real spend and savings.