The following are lists of animated feature films that were the most expensive to make.
For purposes of awarding Academy Awards, the Academy of Motion Picture Arts and Sciences defines an animated film as a motion picture in which movement and characters' performances are created using a frame-by-frame technique, and usually falls into one of the two general fields of animation: narrative or abstract.
Motion capture and real-time puppetry are not by themselves animation techniques.
[1] The Academy defines a feature film as one with a running time of more than 40 minutes.
The following is a timeline of most expensive stop-motion animated films of all time.