A standard glass of water is usually around 250ml, but this can vary depending on the size of the glass, of course. So, if we do the math, 1 litre of water (which is 1000ml, by the way) is equal to... 4 glasses of water. That's a pretty interesting fact, if you ask me.
But, let's put this into perspective, shall we? If you're drinking the recommended daily amount of 2 litres of water, that's equivalent to 8 glasses of water! That's a lot of water, if you ask me. I mean, can you imagine drinking 8 glasses of water in one day?
To make it even more relatable, let's think about it in terms of everyday objects. For example, a 1-litre bottle of water is roughly the same size as a large soda bottle. So, the next time you see one of those, just remember, that's 4 glasses of water right there.
How many glasses are in 1 liter of water - YouTube
