What marks a quiet portable generator?Not the brand, but the noise it produces. Having only 3500 watts is not enough usually, but it is much louder than 1500 watts of the same brand. And just a notice: if you need a noise-consuming device, guide your sight to plastic covered engines.Here are generators that I think will suite most average consumer needs:Quietest portable generators consisted mostly off inverter generators. So what is the big deal with inverter generators?This type of engine transforms DC current into AC, creating a steady electricity flow. The energy is produced on demand, unlike in classical generators that work non-stop all the time. Perfect generator for attaching your high technological devices and other small things you need.Which of quiet portable generators is the one for you?Before buying random generator, first you should think what do you need it for.Is it for home, tent or RV? Based on your needs you can choose your brand and type of device here and now. You should calculate the wattage potentially needed and use the data provided by manufacturers as a guideline for your choice. Do not buy a generator that is bad on cold start. Consider tank capacity,running time and type of petrol. If you are often on the road, watch out for generator weight and petrol accessibility in your trip.Be careful with generators that don’t show all of their data on oil shut-off and full load power. Some brands can be guilty of misleading a consumer on the level of the noise by demonstrating 25% load instead of full load. Hope my quietest portable generators reviews will be a good guide for you.