My 1st Atari 800XL died, dont remember what happened with the second one. Probably died, was replaced with my CPC either way.
My CPC survived until I sold it - approx 8 years
MY SMS surived just fine until I (cant remember what I did) with it - ?
Had lots of problems with my first pce, screen would go black and white once it had warmed up. Due to a dodgy pal conversion. Nothing Telegames couldnt sort

once repaired it lasted fine until I sold it - 4 years
Still got and use my SMD occasionally - crimbo '91 until pres ent.
Snes, great until I sold it - approx 4 years.
My PS1, fine until I sold it - approx 3 years.
My N64, fine until sold - approx 7 years
My PS2, bought a few months after launch and still going.
360, on my 4th
PS3, on my 3rd
All the above have had or still do get heavy use.
The rest..
Wii, 2006 until now
DS, fine
PSP (bought on launch day) the first had lots of dead pixels but its immediate replacement is doing just fine.
GBA SP, bought in 2004 and doing just fine.
GB Colour, very rarely used but fine. Approx 12 years old.
I think thats all of my stuff covered. Hope I havent bored you all too much with that lot.