Compare google sitemap extensions

[thedarksyde]

There is this one which I have not seen before. 

http://marketplace.abantecart.com/google_sitemap_xml

and this one which I have.  Is the first better than the second? 

http://marketplace.abantecart.com/google-sitemap

[abantecart]

Not sure which one is better, but the job is to upload site links to google. In my understanding, the main criteria whether  it works or it does not.