Between a Boxer and a Doberman, which breed would you choose as a pet, and why ?

Am planning to get a puppy. Had a GSD more than 20 years ago. Initially had 4 dogs in my want list. GSD, Lab, Boxer and Dober. Now I have been able to come down to the final 2. Trying had to choose between a Boxer and a Doberman, and some external help with surely help :-)