Even when Sherlock Holmes (first screen) was released I thought: wow, that's blurry.
Looking at it makes me feel like having an eye cataract
On the other hand, the second one suffers from a bad colour choice and black outline. So if I had to choose between these two, I'd go with number one.
But I'm afraid I'm still a scumm fanboy
--edit: I've just seen that you've already written some words about the colours as well. Maybe I add a note:
I don't like the colours, because it looks like the artist had trouble with the 8-bit colour limitations.. eg the gramophone's funnel could look way better.
Looking at it makes me feel like having an eye cataract

On the other hand, the second one suffers from a bad colour choice and black outline. So if I had to choose between these two, I'd go with number one.
But I'm afraid I'm still a scumm fanboy

--edit: I've just seen that you've already written some words about the colours as well. Maybe I add a note:
I don't like the colours, because it looks like the artist had trouble with the 8-bit colour limitations.. eg the gramophone's funnel could look way better.