We've got one (electric). It's ... noisy, but not quite at the same level (at least to my ears). And... my wife uses it but... 5-10 minutes - we have the same

We've got one (electric). It's ... noisy, but not quite at the same level (at least to my ears). And... my wife uses it but... 5-10 minutes - we have the same size yard as the neighbors, but they seem to love taking 30+ minutes to redo the same areas over and over. It doesn't need to take more than 10 minutes.