He could squat 350 kg (772 lb), making him already one of the strongest rugby players in the world, when he was aged just 20 and in his first year under professional contract.

[5] Porter entered the Leinster academy in Summer 2016 and made his senior first team debut off the bench against Benetton Treviso in the first game of the season on 2 September.

[6] He was noted for his surprising speed and mobility in the loose, as evidenced by him making a break and scoring a try from inside his own half in the 2015–16 season for UCD in the AIL League.

[7] At under-20 level, Porter starred for the Ireland U20 team for two seasons, including being involved in their best ever result in the Junior World Championship in 2016, when they finished runners-up.

[9] On 6 May 2021, Porter was named in the squad for the 2021 British & Irish Lions tour to South Africa.