Both are different, link wheel is all about building tire links using web 2.0 sites, social bookmarking or other sites where you can create profile or post blogs.. While link juice is all about quality of links.... say if you get a link from pr5, if you compare it with pr1, then you can say that you get link juice from pr5 more than pr1, 5x more than pr1...
Link wheel is a link building technique that is not preferred these days as it is an un-natural way to create back link and also not preferred by Google in its ranking. Link juice means the overall value your site getting from the back links created on other quality sites..
A link wheel is one of many strategies used in internet marketing and search engine optimization as a way to drive visitors to websites.The term link juice is directly concerned in SEO, since this is the juice that will drive up your rankings and bring visitors to your websites.
With either link wheel or link juice, if Google decides your linking strategy is too unnatural they will be prone to de-rank it regardless of the quality of the link source. Link wheels are still useful if you are making dozens of sites and need a quick and simple way to establish a backlink schema for each of them. Just don't make it too obvious (don't 'close' the wheel by having the last Web 2.0 site crosslink to the first, try to linkwheel at the level above the immediate links to the site, and so on).
Link wheels is to create a pattern of links which flow from one website to another which would finally link to a targeted website requiring promotion while 'link juice' refers to the search engine credibility or page rank conveyed by a link from one site to another. A site with high credibility provides more link juice than one that doesn't.
In Link wheel, the links between your website and the other web 2.0 property sites is in the form of a wheel that is linked and hence the name. Search engines likes content and especially values these kinds content is qualitative as well as related to the website or connected with the client`s website in one way or the other. Our link wheel experts will deliver your requirement with top notch quality by engaging in the apt link wheel creation that will prove to be fruitful for your online business. Link juice can be called a thing that is considered by Google to rank websites. Link Juice is very important aspect taken into consideration by Google for ranking a website. More inbound links a site has, more it receives link juice. Strong inbound links help a website in getting on the top of a Search Engine Result Page (SERP). Only quality inbound links help in creating good quality link juice that is beneficial for your site and help in achieving high Page Rank.
Ink wheels are nothing but a group of websites that are interconnected which try to improve the ranking of a target website by linking to target website. For example if you have 50 websites in your link wheel and the website you are targeting is "yourdomain.com", then: Site 1 links to Site 2 and back to the "yourdomain.com" Site 2 links to Site 3 and back to the "yourdomain.com" Site 3 links to Site 4 and back to the "yourdomain.com"
link wheel the name itself suggest its meaning it means that it is a way of creating links with unnatural way according to Google. And Link juice is a value your website getting through links from outside.