Grok Imagine Video 1.5 vs Gemini Omni 1.1 Flash

Short answer: neither wins at everything.

Pick Grok Imagine Video 1.5 if you want video with clear per-second pricing: $0.08 a second through xAI's developer service.

Pick Gemini Omni 1.1 Flash if you want Google's current video model, the replacement for Veo 3.1.

Grok Imagine Video 1.5 vs Gemini Omni 1.1 Flash side by side

	Grok Imagine Video 1.5	Gemini Omni 1.1 Flash
What it is	Video model from xAI	Video model from Google
Made by	xAI	Google
Price	Developer price: $0.08 per second	Not listed in our data
Good at	Best for: video	Not listed in our data
Status	Current. $0.08 per second (developer service)	Current
Sources	docs.x.ai · models.dev	ai.google.dev

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Questions people ask

Is Grok Imagine Video 1.5 or Gemini Omni 1.1 Flash better?

It depends on what you do. Pick Grok Imagine Video 1.5 if you want video with clear per-second pricing: $0.08 a second through xAI's developer service. Pick Gemini Omni 1.1 Flash if you want Google's current video model, the replacement for Veo 3.1.

How does WhichBot decide?

Hector uses a written rubric: everyday usefulness, cost and free plans, privacy, reliability, ease of use, availability and safety. Rankings are one input, not the answer.

Facts come from the companies' own pages, linked above, and were last checked Oct 28, 2026. Prices are US and can change. Picks are Hector's: no paid picks, sponsors always labeled, and no sponsorship from AI labs. Our policy.