Swiftsure was updated for commonality with  with three 'Glasshouse' Directors with Type 275 radar for the 4-inch guns, Type 960M Long Range Air Warning and a more powerful 40 mm light anti-aircraft armament on "Boffin" and "Buster" mountings.
swˈɪftʒɚ wʌz ʌpdˈeɪɾᵻd fɔːɹ kˌɑːmənˈælᵻɾi wɪð wɪð θɹˈiː ɡlˈæshaʊs dᵻɹˈɛktɚz wɪð tˈaɪp tˈuːhˈʌndɹɪd sˈɛvənti fˈaɪv ɹˈeɪdɑːɹ fɚðə fˈoːɹˈɪntʃ ɡˈʌnz, tˈaɪp nˈaɪnhˈʌndɹɪd sˈɪksti ˈɛm lˈɔŋ ɹˈeɪndʒ ˈɛɹ wˈɔːɹnɪŋ ænd ɐ mˈoːɹ pˈaʊɚfəl fˈoːɹɾi ˌɛmˈɛm lˈaɪt ˈæntaɪˈɛɹkɹæft ˈɑːɹməmənt ˈɔn "bˈɑːfɪn" ænd "bˈʌstɚ" mˈaʊntɪŋz.