Logitech gaming keyboards use their own Romer G switches. I have 2 high-end Logitech gaming keyboards and find them both to be very quiet (a Logitech 910 Orion Spark and the 613 Wireless). Definitely not as "clicky" sounding as other keyboards.
Now let me speak for a second on your budget. People who own a $300 mattress and have never had a $1500 mattress can't imagine paying $1500 for a mattress..."$300 is enough to spend on a mattress, I only sleep on it." This thinking persists until they get a chance to sleep on a $1500 mattress, and then they're ready to yank their $300 mattress out of the bedroom and throw it in the street, wondering all along why they've been torturing themselves on it in a futile bid to save money.
I...