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Generac 3,300-Watt Gas Powered Portable Inverter vs PowerSmart

Updated July 2026 — Generac 3,300-Watt Gas Powered Portable Inverter wins on safety and fuel type, PowerSmart wins on weight and size.

The Generac 3 offers advanced features and higher power output, while the PowerSmart 3800 provides excellent value and versatility. Choose based on your specific needs.

Why Generac 3,300-Watt Gas Powered Portable Inverter is better

Power Output

Generac 3 has a higher rated wattage.

Advanced Features

Generac 3 includes USB ports and parallel capability.

Fuel Efficiency

Generac 3 has an Economy Mode for better fuel management.

Why PowerSmart is better

Price

PowerSmart is significantly cheaper.

Dual Fuel

PowerSmart offers dual fuel versatility.

Noise Level

PowerSmart operates at a lower noise level.

Overall score

Generac 3,300-Watt Gas Powered Portable Inverter
85
PowerSmart
75

Specifications

SpecGenerac 3,300-Watt Gas Powered Portable InverterPowerSmart
Power Output3300W3800W (Gas)
Fuel EfficiencyEconomy ModeDual Fuel
Noise LevelQuiet70 dB
Safety FeaturesLED IndicatorsCO Sensor
USB PortsYesNo

Dimension comparison

Generac 3,300-Watt Gas Powered Portable InverterPowerSmart

Overview of the Generac 3 and PowerSmart 3800 Watt Generators

The Generac 3 and PowerSmart 3800 Watt generators are both portable power solutions designed for home backup, camping, and outdoor activities. The Generac 3 is priced at $849.00, while the PowerSmart is significantly cheaper at $449.99, making it about 47% less expensive. Despite the price difference, each generator offers unique features tailored to different user needs.

Power Output Comparison

The Generac 3 offers a capacity of 3,300 watts, which is ideal for powering tools, appliances, and RV essentials. In contrast, the PowerSmart generator provides dual fuel versatility, delivering 3,800 surge watts on gasoline and 3,500 surge watts on propane. This gives the PowerSmart a slight edge in flexibility and output capability, especially for users who might want to switch fuel sources based on availability or cost. The PowerSmart’s rated watts are also competitive, with 3,300 watts on gasoline and 3,100 watts on propane.

Design and Portability

In terms of design and portability, both generators are lightweight and compact, making them suitable for outdoor activities. The Generac 3 is highlighted for its compactness and lightweight build, making it easy to transport to campsites or tailgating events. However, the PowerSmart weighs only 50.7 lbs and has a more compact footprint at 21.9 x 13.4 x 19.5 inches, which makes it an even more portable option. Users looking for easy mobility may find the PowerSmart slightly more user-friendly in terms of handling.

Noise Levels

When it comes to noise levels, the PowerSmart generator operates at a noise rating of 70 dB, which is comparable to a normal conversation, making it suitable for quiet environments like campgrounds or residential areas. The Generac 3 is designed to deliver quiet power, but specific decibel levels are not provided. Therefore, if minimizing noise pollution is a priority, the PowerSmart may be a better choice due to its explicit noise rating.

Safety Features

Both generators come with essential safety features to protect users. The PowerSmart includes a built-in Carbon Monoxide (CO) shutdown sensor that will automatically power off the generator if dangerous levels of CO are detected, alongside overload protection and low-oil shutoff. The Generac 3 also emphasizes safety with LED indicators for low oil and overload conditions. However, the explicit CO sensor in the PowerSmart might provide added peace of mind for users concerned about safety during operation.

Fuel Efficiency

The Generac 3 boasts an Economy Mode that automatically adjusts engine speeds to reduce fuel consumption, making it a fuel-efficient option for extended use. This feature can be particularly beneficial for users who plan to run the generator for long periods. On the other hand, the PowerSmart's dual fuel capability allows users to switch between gasoline and propane, which can lead to cost savings depending on fuel availability and prices. Users looking for versatility in fuel options may prefer the PowerSmart in this regard.

User-Friendly Features

Both generators have user-friendly features that enhance their usability. The Generac 3 includes USB ports for charging devices and is parallel-ready to double power output when necessary. Meanwhile, the PowerSmart emphasizes its compact design and ease of use with a manual start system optimized for reliable ignition in various weather conditions. Each generator has features that cater to different user preferences, with the Generac 3 focusing more on technological enhancements and the PowerSmart prioritizing simplicity and reliability.

Which should you buy?

Deciding between the Generac 3 and PowerSmart 3800 Watt generators ultimately hinges on your specific needs and budget. The Generac 3, priced at $849.00, offers advanced power technology and features that may appeal to users looking for high-quality power output and additional tech-oriented conveniences. On the other hand, the PowerSmart, at $449.99, provides excellent value with its dual fuel capability, quiet operation, and essential safety features, making it a strong contender for budget-conscious buyers. If you prioritize versatility and cost-effectiveness, the PowerSmart is likely the better choice. However, if you seek advanced features and higher power output, the Generac 3 may be worth the investment.