GBU-28 vs GBU-57 MOP

The GBU-28 is a 5,000 lb laser-guided bomb designed to destroy deeply buried, hardened targets. It was developed for use during Operation Desert Storm.
Origin 🇺🇸 United States
Category Penetration Bomb
Type Laser-guided bunker-busting bomb
Manufacturer Watervliet Arsenal
Service year 1991
Number produced -- units
Estimated unit price NA
The GBU-57 MOP, a U.S. munition introduced in 2011, is a 30,000-pound bomb designed to destroy hardened, deeply buried targets.
Origin 🇺🇸 United States
Category Penetration Bomb
Type Precision-guided munition bunker buster bomb
Manufacturer Boeing
Service year 2011
Number produced 20 units
Estimated unit price NA
Weight 2,268 kg â—‰
Warhead 286.0 kg â—‰
Length NA
Diameter 203 mm â—‰
Guidance Laser, Inertial, GPS
Warhead type Tritonal or AFX-757 explosive
Weight 14,000 kg â—‰
Warhead 2423.0 kg â—‰
Length 6.25 m
Diameter 800 mm â—‰
Guidance GPS/INS
Warhead type High-explosive