In either case it doesn't sound like a sound way to operate a police department. It seems like a good way to incentivize vigilantism though.
So to translate, there may be a high up front cost but the return on invest will outweigh in the long run (for higher value products, admittedly). Even if that's not the case, you're not valuing the societal cost at all!
And if there are enough crimes going on to mean that they can't even send a single officer to assist with a theft or burglary then that's the sign of a serious problem with wherever this place is.
Public services cannot think about making a profit, otherwise it gets dark pretty quickly.
Whether they're helping track down a smartphone or a private jet, the victim isn't expected to reimburse them.
The benefit to society of having police spend time and money to enforce the laws in theory, is that we get to feel some sense of security in our ability to continue owning things without having to fight off raiders, or walk down a street without getting assaulted/robbed.
Past a certain point of late-stage capitalism, there might be some resultant net negative effects to society, like when the masses are starving and the police are enforcing the property rights of the top 0.1% who are hoarding 90% of wealth/food/medicine. But in that scenario the top 0.1% are unlikely to be getting involved directly to track down a single laptop