That's a great question about a practical detail in public waste management. From my experience, the capacity comparison really depends on the specific models, but there's a general trend.
Typically, a standard stationary public waste bin—the kind bolted to a pole or sidewalk—holds between 30 to 55 gallons (110 to 210 liters). They're designed for high-traffic pedestrian areas where frequent emptying is expected.
Wheeled waste bins, often used in parks, event spaces, or for street vendor collection, are usually larger. Common capacities range from 65 gallons (240 liters) up to 95 gallons (360 liters) or more. Their primary advantage isn't just raw volume, but mobility. The wheels allow a single worker to move a heavily loaded bin to a central collection point, which reduces collection time and labor costs.
So, while a wheeled bin often has 20-50% more *literal* capacity, its *functional* capacity is significantly greater. It can serve a larger area without overflowing because it's easier to empty. A stationary bin might fill up and become unsightly, while a wheeled unit can be rolled away and replaced with an empty one, maintaining cleaner public spaces. The choice ultimately depends on the location's foot traffic and operational logistics.