P1
Product 1: Bissell ProHeat 2X Revolution Upright...
3.7
Tanks are easy to remove and refill/empty, and capacity is often seen as decent, but several reviews mention frequent dump/refill cycles on big cleanups. Design quirks show up: tall fill shape, small openings that are hard to scrub, and some models’ dirty-tank ‘full’ line limiting usable capacity.
P2
Product 2: Hoover PowerDash Pet Compact Carpet...
2.5
Tank capacity is a recurring constraint. Reviews mention small clean and dirty tanks, limited coverage per fill, and frequent refill/empty cycles on anything beyond spot cleaning.