Which xbox360 2 buy ? the elite or arcade?

IV HEARD THE ARCADE IS A MORE STABLE BET THAN THE ELITE. THE ARCADES MEANT 2 B A GUARANTEED NEW DESIGN HDD DISK DRIVE , MOTHERBOARD ,EXTRA HEATSINK IN A BETTER PLACE AND ALSO ITS MEANT 2 BE QUIETER IS ALL THIS TRUE? AND IV HEARD ALL UR GUARANTEED WITH THE ELITE IS THERES 1 EXTRA HEATSINK AND A NICE COLOUR CASE WITH A 3 YEAR GUARANTE , PLEASE HELP LOL , MY PREMIUM XB,S JUST GONE ON THE BLINK & IM GONA BUY 1 OR THE OTHER S ALL HELP WILL BE VERY MUCH APPRECIATED. CHEERS PEOPLE & AVEA GOOD1, DAZ