Did Pakistan and Soviet Union (USSR) exist in the same era?

Yes, the two civilizations both existed around 1947 CE.

Which lasted longer, Pakistan or Soviet Union (USSR)?

Pakistan lasted longer (79 years).

Pakistan: Asya; Soviet Union (USSR): Avrasya

Pakistan (1947 CE – present) and Soviet Union (USSR) (1922 CE – 1991 CE) lived in the same era.

	Pakistan	Soviet Union (USSR)
Period	1947 CE – present	1922 CE – 1991 CE
Duration	79 years	69 years
Region	Asya	Avrasya
Capital	—	Moskova
Type	Country	Federation
Government	Cumhuriyet	Tek Parti Sosyalist Cumhuriyet
Religion	—	Devlet ateizmi
Language	—	Rusça
Peak population	216,565,318	293,000,000
Rulers	17	8

Islamic Republic of Pakistan · Asia

The first socialist superpower in history. The rival of the United States during the Cold War. It initiated the space race.

Did Pakistan and Soviet Union (USSR) exist in the same era?: Yes, the two civilizations both existed around 1947 CE.
Which lasted longer, Pakistan or Soviet Union (USSR)?: Pakistan lasted longer (79 years).
Which regions did Pakistan and Soviet Union (USSR) rule?: Pakistan: Asya; Soviet Union (USSR): Avrasya