Saint-Augustin - Tauzin - Alphonse Dupeux is currently best suited for budget, nightlife trips. In practice, that means the district aligns better with certain travel patterns, whether you prioritize sightseeing access, family comfort, nightlife, or lower hotel costs.
If this is your first time in Bordeaux, prioritize districts with the least friction over districts that only look attractive on price. That rule matters even more if you arrive late, carry luggage, or want to move around the city without second-guessing the area.