Yes, Nokia 3310 does have FM radio.
Nokia 3310 comes with pre-loaded Nokia owned fonts. You cannot change them.
Nokia 3310 is launched in 2 variants - single sim as well dual sim. The Indian version is dual sim nokia mobile.
Nokia 3310 works with Normal sim cards.
Yes, just like old Nokia 3310 - you will be able to replace both the covers and you can even create your custoised covers.
There are a few things that do bring back the feeling of owning an original Nokia 3310, such as the classic Nokia ringtone, the physical buttons, the tiny body, and solid build quality.
You can buy other feature phones for less than this, and the new Nokia 3310 doesn't justify the extra outlay over the simple nostalgia card it's playing.