Portugal and Spain are two of the countries people most often shortlist together when moving to the EU. Below is an honest side-by-side on the things that shape daily life, with the stronger country marked on each row. On these measures Portugal comes out ahead on 7, Spain on 4.
Rent is the clearest split: a one-bed runs about EUR 950 a month in Portugal against EUR 1,000 in Spain, so Portugal saves you roughly EUR 50 every month.
Typical net pay is EUR 1,300 a month in Portugal and EUR 1,600 in Spain, putting Spain EUR 300 ahead before anything else is counted.
What actually matters is the money left after rent: EUR 350 in Portugal against EUR 600 in Spain, which is where Spain pulls ahead.
On paperwork, citizenship takes about 5 years from arrival in Portugal and 10 in Spain, a 5-year head start for Portugal.
You will get further on English alone in Portugal than in Spain, which matters most in the first year, before the local language clicks.