Sony PlayStation Portal review: Portal to disappointment - Reviewed

Literally any other handheld will do. Even the more expensive ones.
The PlayStation Portal works fine under extremely specific circumstances

PlayStation Portal release date, specs, price - all you need to know - PC Guide

PlayStation Portal review: impressive hardware but is Remote Play itself good enough?

The PlayStation Portal is a fine device for a bizarrely narrow audience : r/PS5

Sony PlayStation 5 Review

PlayStation Portal users report unplayable levels of lag

Save $100 And Buy The PlayStation Backbone Instead Of The Portal

PlayStation Portal review: A baffling handheld for no one but Sony diehards

PlayStation Portal Remote Player - PlayStation 5 : Video Games

This Is So Bad” - As PlayStation Portal Preorders Open, Fans Show Their Disappointment in the $200 Streaming Device