Why getting higher PR is hard??

[tptnyc]

Does age of URL matters or something else like backlinks??

[gobbly2100]

Mature domains will always have one over on a new domain for so many reasons.

[parusa619]

Does age of URL matters or something else like backlinks??

Yes, precisely, because aged sites can be indexed by SEs, unless it was banned.

[weblaunchphxx]

To get good PageRank backlinks are very important.

[guinanie]

It is not hard to get high page rank. Getting backlinks with high page rank is the important factor of Google

Does age of URL matters or something else like backlinks??

[ben_tambling]

site's age is really important... the old your site is,, the better to optimize it... you can work out any old sites that's banned.. just contact the SE where it is banned and request for reinclusion...

[aira]

to have a Higher PR, you have to gather more backlinks...most likely from high PR sites...

[chrysostom]

Both age and backlinks matter. If the site is over a year old, backlinks probably matter much more than age. It also matters how long a site has had its backlinks for.