There are plenty of ways to improve the speed of your WordPress site Irrespective of theme/ plugins you have used.
- Add caching plugin supercache which will show tremendous decrease in the speed loading time of your site.
-
Put Following script in your sites .htacces file
# BEGIN EXPIRES ExpiresActive On ExpiresDefault "access plus 10 days" ExpiresByType text/css "access plus 1 week" ExpiresByType text/plain "access plus 1 month" ExpiresByType image/svg+xml "access 1 month" ExpiresByType image/gif "access plus 1 month" ExpiresByType image/png "access plus 1 month" ExpiresByType image/jpeg "access plus 1 month" ExpiresByType application/x-javascript "access plus 1 month" ExpiresByType application/javascript "access plus 1 week" ExpiresByType application/x-icon "access plus 1 year" # END EXPIRES
this will help you to add browser caching to your site.
- Minify all css / js files that you can.
- compress/ resize images as per requirements of your sites.
I am pretty sure by applying above points you will definately improve the speed of your site tremendously.