The PS1 used CD format; the PS2 used DVD format; the PS3 used Blu-ray format
The PS1 had stereo sound; the PS2 had Dolby Digital 5.1 sound; the PS3 had lossless 7.1 channel sound
The PS1 had low resolution TV display; the PS2 had SDTV display; the PS3 had HDTV display
The PS1 had no harddrive; the PS2 had optional harddrive; the PS3 had mandatory harddrive
The PS1 had no internet connection; the PS2 had optional wired (10/100Base-T) internet connection; the PS3 had internet connection built-in (wired 1000BASE-T and wireless 802.11b/g)
The PS1 and PS2 had vibrating wired controllers; the PS3 had wireless, vibrating, motion-sensing controllers
The above information taken from predictions on the PS4 from The Future PS3 Secrets see related link if you want to see what forecasted changes are in store for the Playstation next model
no only ps1 and ps3
PS3
Yes, PS1 games are playable on all models of the PS3.
PS3 is way better for all the improvement that have been made in game consoles in the past decade. You can not even get someone to come right over and pick up a free used PS1. The PS2 is better than the PS1 and the PS3 is much better than the PS2.
Yes the PS3 will play select PS1 game titles
Some PS3's play PS1 and PS2 games. Others reject them.
None a PS3 game can not work on a PS1 only the other way around
All models of the PS3 play some of the PS1 game titles. The ads say that they are Backwards compatible with select PS1 Games
Do you mean burned on disc PS1 games or downloaded into the PS3 harddrive
yes, but only if you had a ps1 memory card.
no
no