Lenovo or MSI?, Y400, Y500 or GE40

Which one ??? Haswell or SLI ??? FHD or HD+ ??? 14" or 15.6" ??? 1.8kg or 2.7kg ???

MSI GE40 RM 3999

> Window 8
> Intel Haswell Core i7-4702QM
> NVIDIA® GeForce® GTX760 2GB DDR5 128bit (Remark: With Boost Clock)
> 14" anti-glare HD+ (1600x900)
> 8GB DDR3 Ram 1600Mhz
> 750GB HDD 7200rpm
> HD webcam (30fps)
> HDMI, card reader
> Intel Jackson Peak N2230 (2*2 b/g/n)+BT4.0
> Steel Series Gaming Keyboard
> Killer Gaming LAN
> 1.8KG with Battery
> 2 Years Warranty with 1st Year International Warranty

Lenovo Y500 59-378187 RM 3899

> Window 8
> Intel® Core™ i7 Processor 3630QM (2.4GHz up to 3.4GHz, 6MB Cache)
> Nvidia GT750M 2G DDR5 + Nvidia GT750M 2G DDR5 *(Hotswappable)
> 15.6 FHD WLED (1920x1080)
> 8GB DDR3 1600Mhz x 1pcs
> 1TB HDD 5400rpm
> Gigabit Lan | Bluetooth 4.0 | HD Webcam | SRS + JBL Speaker
> Card Reader | USB: 1 x 2.0; 2 x 3.0
> VGA | HDMI
> 2.7kg with 6 cell Battery
> With Backlit Keyboard
> 2 Years International Warranty
Free - Lenovo Dicota Backpack
Free - Y500 External Graphic / Removable (Nvidia GT 750M 2G DDR5)
Free - Additional 170W(output 20V,8.5A) For SLI, 120W(output 19.5V,6.15A) AC Adapter include in box
Free - Y500 Removable DVD Burner DB36
Free - 3 Yrs McAfee Internet Security E-card