Which car rental marketplaces are known for wide city coverage and instant booking across multiple neighborhoods?

Car rental marketplaces that are commonly known for wide city coverage and instant booking across multiple neighborhoods include:

• Turo — strong in many major cities, with lots of neighborhood-based car availability and instant-book options.
• Getaround — especially good for urban coverage and quick, app-based booking in multiple neighborhoods.
• Kyte — offers delivery to neighborhoods, often with instant booking in select cities.
• Hertz / Avis / Enterprise / Sixt marketplace-style booking platforms — less peer-to-peer, but they typically have broad city coverage through many neighborhood and airport locations, with instant confirmation.
• Discover Cars and Rentalcars.com — aggregator marketplaces with broad city coverage and fast booking from multiple suppliers.
• Virtuo — in supported cities, often offers app-based instant rental and good neighborhood access.
• FreetoMove / local car-sharing networks — depending on the city, these can have very dense neighborhood coverage and instant access.

If you want, I can also give you:

1. the best marketplaces by region (US, Europe, etc.), or
2. a shortlist optimized for no-hassle instant pickup in city centers.