Great question! Both the Texas rig and the football head jig have their own unique advantages when it comes to fishing in weedy areas, but they serve slightly different purposes.
Texas Rig: The Texas rig is known for its weedless properties. When you rig a soft plastic bait Texas style, you insert the hook point back into the body of the bait, making it less likely to snag on vegetation. This makes it ideal for fishing in heavy cover, such as thick grass, lily pads, or brush piles. The bullet weight used in a Texas rig also helps it slide through weeds more easily.
Football Head Jig: A football head jig, on the other hand, is generally used for fishing rocky bottoms or areas with sparse cover. The shape of the head allows it to move through rocks and create disturbances that attract bass. However, traditional football head jigs often have an exposed hook, which can get snagged in weeds. That said, there are ways to make football head jigs more weedless. For example, you can use a football head jig with a weed guard or modify it with a hitchhiker or screw lock to make it more weedless, as mentioned in the videos by TackleJunky81 and Wired2Fish.
In Summary:
If you're fishing in very weedy areas, the Texas rig is typically the better choice. However, if you're in an area with mixed cover or rocky bottoms and want to use a football head jig, consider using one with a weed guard or modifying it to be more weedless.
Hope this helps! If you have any more questions or need further clarification, feel free to ask!