When comparing Yamaha EF2000iS vs Westinghouse WH7500E, the Slant community recommends Westinghouse WH7500E for most people. In the question“What are the best portable generators?” Westinghouse WH7500E is ranked 1st while Yamaha EF2000iS is ranked 3rd. The most important reason people chose Westinghouse WH7500E is:
You don't need to pull a cord repeatedly, as it is with other generators. Just press the start button and it turns on.
Specs
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Pros
Pro Runs quietly
The noise produced by this generator amounts to about 50 dB, which is similar to a regular conversation between two people.
Pro Highly mobile
The generator is easy to transport: it's lightweight (under 45 lbs) and compact (19.3 x 11.0 x 17.9 inches).
Pro Friendly to the environment
This generator was approved by the Environmental Protection Agency (EPA) and the California Air Resources Board.
Pro It's easy to start
You don't need to pull a cord repeatedly, as it is with other generators. Just press the start button and it turns on.
Pro Automatically shuts off when too low on oil
The generator has an auto shut-off feature that prevents it from running on fumes. This is a safety measure, as generators that are low on fuel tend to start jerking violently from side to side.
Pro Adjustable electricity output
You can use the Automatic Voltage Regulator to control energy output and save power.
Cons
Con Difficult maintenance
You don't want to leave this generator without use for too long, as it makes starting the engine increasingly hard.
Con Quite noisy
This generator produces about 70 dB of noise, which is comparable to a working vacuum cleaner.
Con Difficult to measure energy output
It's quite difficult to manage or monitor the electricity output, since the generator doesn’t have a built-in voltmeter for that.
Con Not friendly to the environment
This generator wasn't approved by California Air Resources Board (CARB), the agency that deals with environmental protection, specifically air pollution.
Con It's difficult to drain fuel
It's quite difficult to drain the gasoline, since the generator does not have any outlet/drainage for that.
Con Doesn't have DC outlets
You can't use this generator to power devices that use DC, which isn't critical, since almost every household appliance is powered by AC.