Volkswagen Beetle Floor Pans, Floor Pan Parts
If you want to eliminate the welding involved with joining the quarter pans, then consider purchasing the full half pan. However, if you can properly weld the quarter pans, you'll get a 'stronger than metal' joint. Also, quarter pans are much less expensive to ship.
The Danish made quarter pans have been very consistent in geometry, thickness etc. over the years. And they are at least ten percent thicker than any other pans.
The careful restorer can make either type work as well as the other once the installation and finish steps are completed.