Baking: This model had Very Good performance in our baking tests, which reflects even browning of cakes and cookies baked on two oven racks.
Broiling: This model had Good performance for broiling, which reflects high-heat searing as if browning a tray of burgers.
Oven capacity: This model had Very Good performance for oven capacity, our gauge of usable oven space.
Self-cleaning: This model had Very Good performance for its ability to remove a mixture of baked-on eggs, cheese, pie filling, and other ingredients using its self-cleaning cycle.

The Bosch 800 Series HBL8453UC is part of the Wall Ovens test program at Consumer Reports. In our lab tests, Electric Wall Ovens models like the 800 Series HBL8453UC are rated on multiple criteria, such as those listed below.

Baking: Reflects whether cakes and cookies baked on two racks were evenly browned. (For double wall ovens, based on results from upper oven.)

Broiling: Based on temperature measurements for gauging searing ability and evenness, as when broiling a pan of burgers.

Oven capacity: Our measurement of usable space. (For double wall ovens, based on results from upper oven.)