
Renting a light duty generator in San Antonio in 2026 typically costs between $50–$120 per day, $150–$360 per week, and $450–$1,080 per month. These rates vary based on the generator's power output and additional features. Leading rental companies in San Antonio provide a wide range of options to meet different project needs.
| Vendor | Daily Rate | Weekly Rate | Review Score | Website |
|---|---|---|---|---|
| Sunbelt Rentals | $350 | $1,050 | 9 | Visit |
| United Rentals | $400 | $1,200 | 8 | Visit |
| Getable | $210 | $548 | 8 | Visit |
| BoomLiftRentalUSA | $210 | $548 | 7 | Visit |
| DOZR | $364 | $888 | 7 | Visit |
Several factors can affect the rental cost of light duty generators, including the generator's capacity, rental duration, and any additional services such as delivery and setup.
When renting a generator, be aware of potential hidden fees such as delivery or pick-up charges, which may be flat or based on mileage. Fuel surcharges, damage waivers, and cleaning fees for equipment returned in poor condition can also add to the total cost.

The demand for light duty generators in San Antonio is expected to grow in 2026, driven by increased construction and event activities. Rental companies are expanding their fleets to include more energy-efficient models, which may influence pricing trends.
Ensure compliance with local regulations regarding noise levels and emissions when renting generators. Rental companies can provide guidance on meeting these requirements.