Is the brachiosaurus bigger than the diplodocus?

Apatosaurus was 75 feet long, 15 feet tall to the highest point on the back, and weighed between 18 and 25 tons. Depending on the weight estimate you use, BrachiOSaurus was between 26 and 31 tons and it was 85 feet long. In addition, BrachiOSaurus was over 50 feet tall. Thus, BrachiOSaurus was larger than Apatosaurus.