Hard Disk Drive - Doubt on compatibility

Hi!

Please can anyone tell me if the WD HDD (http://tinyurl.com/azgyavt) is compatible with Dell N5110 15R Laptop? Between WD and Seagate HDD which of them is the best in reliability and the best choice for this laptop . Please see links below

WD ------>    http://tinyurl.com/azgyavt
Seagate --->  http://tinyurl.com/aqzfwom


Thanks in advanced for answaers

Best regards