Who sold more albums Pink Floyd or u2?

According to various sources, Pink Floyd has sold more albums than U2. Here are the estimated album sales for both bands:

Pink Floyd:

- Estimated album sales: 250-300 million+

U2:

- Estimated album sales: 150-180 million+

It's important to note that these figures may vary depending on different sources and methodologies. Both bands have had incredibly successful careers and have made a significant impact on the music industry.