>N-Gage's launch price of $299 in October 2003, adjusted for inflation, is approximately $512 USD
>Launched at a time with linear marketing
>No games
>Competed against the gameboy advance and the pokemon craze
>Zero back-catalog
>No one had a internet device in their pocket so had to rely on traditional marketing
>Not shilled by every eceleb and youtuber
>Wasnt promoted on the biggest gaming platform with over 100 million users

Tell me again how the steam deck isnt a fucking failure when it sold as much as the n gage.