You can find a 2TB portable hard drive for less than $100 with ease (possibly even a 4TB one, depending on the day), while 5TB hard drives go for about $150 and 6TB models for about $180. A 2TB ...
At $159.99 / £134.79 for a 1TB model or $289.99 / £250.99 for 2TB, it's far from the cheapest PS5 external hard drives around, but those speeds, and tank-like shell, may justify the added cost ...