Looking on the internet deeply has found these results:

I prefer the latter is the most popular phrase on the web.

I prefer the latter one 163,400 results on the web	I prefer the latter 12,130,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
Of soccer and rugby, I prefer the latter. I prefer the latter, and I want to make sure you won't spoil it. I prefer the public humiliation anyway. I prefer the latter approach and I also really need your support, because I believe that the signal of starting honest, open negotiations right now is very important and will support the process of reform in the individual countries. I prefer the Roman Holiday ending. I prefer the terms realistic & convincing. I prefer the latter because by attacking you have more chance of getting a result. Both are great, but I prefer the latter.	I prefer the latter because by attacking you have more chance of getting a result. I prefer the latter approach and I also really need your support, because I believe that the signal of starting honest, open negotiations right now is very important and will support the process of reform in the individual countries. I tried the classic and full Both are great, but I prefer the latter. I prefer the latter, and I want to make sure you won't spoil it. I prefer the latter. Of soccer and rugby, I prefer the latter. bodied. I prefer the latter because more intense flavor. (Translated)

I prefer the latter one

163,400 results on the web

I prefer the latter

12,130,000 results on the web

More popular!

Of soccer and rugby, I prefer the latter.
I prefer the latter, and I want to make sure you won't spoil it.
I prefer the public humiliation anyway.
I prefer the latter approach and I also really need your support, because I believe that the signal of starting honest, open negotiations right now is very important and will support the process of reform in the individual countries.
I prefer the Roman Holiday ending.
I prefer the terms realistic & convincing.
I prefer the latter because by attacking you have more chance of getting a result.
Both are great, but I prefer the latter.

I prefer the latter because by attacking you have more chance of getting a result.
I prefer the latter approach and I also really need your support, because I believe that the signal of starting honest, open negotiations right now is very important and will support the process of reform in the individual countries.
I tried the classic and full
Both are great, but I prefer the latter.
I prefer the latter, and I want to make sure you won't spoil it.
I prefer the latter.
Of soccer and rugby, I prefer the latter.
bodied. I prefer the latter because more intense flavor. (Translated)