
In 2026, renting a diesel generator in Atlanta typically costs between $180–$350 and $300–$800+/day, ~3× daily rate (e.g., $540–$2,400/week), and ~9–12× daily rate (e.g., $1,620–$9,600/month). These rates vary based on the generator's power capacity and rental duration. Leading rental companies in Atlanta provide a wide range of generators suitable for various industrial applications.
| Vendor | Daily Rate | Weekly Rate | Review Score | Website |
|---|---|---|---|---|
| Sunbelt Rentals | $350 | $1,800 | 8 | Visit |
| United Rentals | $260 | $625 | 7 | Visit |
| National Drying Equipment | $340 | $1,850 | 8 | Visit |
| EquipmentRentalPros (aggregator) | $150 | $750 | 7 | Visit |
Several factors affect the rental costs of diesel generators, including the generator's power output, brand, and additional features like noise reduction and fuel efficiency. The rental period also plays a significant role, with longer rentals often offering better daily rates.
When renting a diesel generator, be aware of potential hidden fees. These can include delivery and pick-up charges, which may be flat or mileage-based, fuel surcharges, and insurance options like damage waivers. Cleaning fees for returning equipment in poor condition and penalties for late returns or overtime usage can also apply.

The demand for diesel generators in Atlanta is expected to remain strong in 2026, driven by ongoing construction projects and infrastructure upgrades. Rental companies are expanding their fleets to include more fuel-efficient and environmentally friendly models, aligning with industry trends towards sustainability.
Ensure compliance with local regulations when renting diesel generators. This includes adhering to emissions standards and obtaining necessary permits for operation in certain areas.