13.3" lightweight laptop

Acer Ultrabook Aspire S3-951-2364G34i   S$999
1.35kg  7 hr  13.3" LED
Core i3-2367M  1.4GHz
4GB RAM,  320GB  HDD

Acer Ultrabook Aspire S3-951-2464G34i   S$1298
1.35kg  7 hr  13.3" LED
Core i5-2467M  1.6GHz (Turboboost 2.3GHz)
4GB RAM,  320GB  HDD

Acer Ultrabook Aspire S3-951-2464G24i   S$1598
1.35kg  7 hr  13.3" LED
Core i5-2467M  1.6GHz (Turboboost 2.3GHz)
4GB RAM,  240GB SSD


Asus Ultrabook NB UX 31E   $1,498
1.3kg   7 hr   13.3" LED 
Core i5-2557M  1.7GHz
4GB RAM, 128GB SSD

Asus Ultrabook NB UX 31E   $1,698
1.3kg   7 hr   13.3" LED 
Core i7-2667M  1.8GHz
4GB RAM, 128GB SSD
(256GB SSD - $1,998)


Samsung Ultrabook  NB900X3A  $2,488
Core I5-2537M  1.4GHz
4GB RAM,  128GB SSD

Toshiba Ultraslim Portege Z830-2000U   $1,999
1.4kg    13.3"   Win-7 Prof
Core i5-2467M  1.6GHz   
6GB RAM,  128GB SSD


Asus U36JC            $999
1.6kg  10 hr  13.3"
Intel core i5-480M
GeForce 1GB
4GB RAM. 500GB sata hd   2yr wty

Asus  U36SD-i5    $1,298
1.66kg  10 hrs   13.3"
Core i5-2430M  2.4GHz Turboboost 3.0GHz
4GB RAM, 750GB sata hd    2yr wty

Asus PRO36SD-i7   $1,398
1.66kg  10 hrs  13.3"
 Core i7-2620M
4GB RAM,  500GB sata hd   1yr wty

Lenovo ThinkPad  X1    $1,999
1.6 kg  10 hr   13.3" HD LED
Intel core i7-2640M  (2.8GHz)
2GB RAM, 320GB sata hd