PS4 Backwards Compatibility: Can You Play PS1, PS2, and PS3 Games on PS4?
PlayStation 4: PS3 Discs Do Not Work on the PS4
Sony PS4 vs PS3 | Trusted Reviews
Difference between PS3 and PS4 | Visual.ly
How big is the PS5? Size Comparison with PS4, Xbox One and PS3 has fans worried - Daily Star
Side-by-side: PS4 gamepad vs PS3 gamepad | TechRadar
PS5 backwards compatibility will cover all PS2, PS3, and PS4 games according to Turkish retailer - NotebookCheck.net News
How to Upgrade PS3 Games to PS4 - PlayStation 4 Guide - IGN
PS4 vs PS3 Video: How the Sony PS4 shapes up to its predecessor | Trusted Reviews
I made this image of all the PS3 games that got a physical re-release on the PS4. Are there any other PS3 games that you wish had been given a remaster/re-release? :
PS4 and PS3 Console Comparison: How Big is PlayStation 4? - YouTube
Can You Play PS3 Games On PS4? - PlayStation Universe
Can you play PS3 games on PS4? PlayStation 4 backwards compatibility explained
Sony: PS3 and PS4 cross-play is 'technically possible' (update) - Polygon
How to play PS3 games on PS4?! Backward compatibility explained. - YouTube