Battlefield Bulletin on Twitter: "@Last_Huner Unfortunately, there's no option to transfer any of these games from Origin to Steam - although you will be playing with both PC users." / Twitter
Battlefield 4: PS3 vs. PS4 Campaign Graphics Comparison - YouTube
How to Upgrade PS3 Games to PS4 Versions | Tom's Guide
Sony's $10 PS3 to PS4 game upgrade program includes 'Battlefield 4,' 'Watch Dogs,' and more - The Verge
Does PS3 data transfer to PS4? How? - Quora
Battlefield 4 – News, Reviews, Videos, and More
Battlefield 4 Out Today on PS3 – PlayStation.Blog
Battlefield 4: Bring Your PS3 Stats to PS4 – PlayStation.Blog