A more durable reference comparison: 100W is similar to a human. An adult human, not exercising heavily, but not asleep, maybe reading a book, or talking to a friend, something in that ballpark.

Also, if you aren't off-grid, you're apparently not so far from civilisation that previous utility suppliers couldn't be bothered to provide service to you. Maybe if this generation's utility suppliers got their act together you wouldn't need Starlink anyway.