Comparisons
The choices that actually come up, answered: which of two models to pick, what each costs, and what the difference buys.
Seedream 5 Lite vs Nano Banana 2
Take Seedream 5 Lite unless the deliverable has an unusual shape. Then it has to be Nano Banana 2.
Nano Banana 2 vs GPT Image 2
GPT Image 2 when the prompt is a set of instructions; Nano Banana 2 when the shape is unusual or the volume is high.
Veo 3.1 vs Seedance 2.5
Veo 3.1 when someone speaks. Seedance 2.5 when the shot is long, or has a cast to keep consistent.
Veo 3.1 vs Veo 3.1 Fast
Fast for a shot that stands alone. Full Veo the moment the clip has to match something else.
P-Video Avatar vs OmniHuman 1.5
Avatar for volume and for faces in the background. OmniHuman when the person is the subject.
FLUX.2 Pro vs FLUX.2 Max
Iterate on Pro, render the keeper on Max, and only when the image is the finished deliverable.