Scotland's ILGA score is higher than Englands, Northern Irelands is much lower than both. ILGA Europe gives out an average for the UK. Scotland is still an separate country so this is still factual..
This is about legislative rights though, not just marriage, or how a country feels. Its about trans protections, intersex protections, asylum laws, adoption rights, hate speech laws.
ILGA Europe have a very informative website, you can see where you're country is falling so far behind