Speeds are exactly what you would expect from a modern smartphone, and while it doesn't have some of the insanely fast LTE CAT 18 speed cell radios inside, most users worldwide wouldn't see these sorts of speeds any time soon anyway. (androidheadlines.com)
Because of quirks with cell radios and how Android was previously set up, custom ROM support for Galaxy S phones has been sparse these past few years. (android.gadgethacks.com)
After all, it has proven to be much easier to update all of these stock WiFi - only devices than those with actual cell radios in them. (droid-life.com)