Looking For A New Laptop

[lisalover1]

How is Dell/Alienware in terms of build quality? I haven't heard good things about them, but I just want to be sure. I made this configuration of an Alienware laptop and I was wondering how it compares to the aforementioned MSI model:

PROCESSOR Intel® Core™ i7 2720QM 2.2GHz (3.3GHz w/Turbo Boost, 6MB Cache)
OPERATING SYSTEM Genuine Windows® 7 Home Premium, 64bit, English
MEMORY 6GB DDR3 at 1600MHz
VIDEO CARD 3.0GB DDR3 NVIDIA® GeForce® GT 555M using NVIDIA Optimus™ technology
HARD DRIVE 750GB 7200RPM SATA 3Gb/s
WIRELESS CARDS Killer™ Wireless-N 1103 a/g/n 2x2 MIMO for Gaming & Video
INTERNAL OPTICAL DRIVE 8x SuperMulti DVD±R/RW Slot Load Optical Drive
SOUND OPTIONS Soundblaster® X-Fi™ Hi Def Audio - Software Enabled
MOBILE BROADBAND None
BLUETOOTH Internal Bluetooth 3.0