One word came up at today's dinner after the meeting: flagship. It can be used in various ways. Wikipedia has most of them:
http://en.wikipedia.org/wiki/Flagship
Here's about "flagship phone":
http://pocketnow.com/2014/10/07/true-me ... f-flagship
And on cars with all the "bells and whistles" (another must-learn idiom! ), since the combinations are endless, you can probably use "fully equipped" or "top of the line" to describe them.
If you want to know more about the features, options and "add-ons" you can get when buying a car, check out this article:
http://www.ebay.com/gds/What-Features-a ... 216/g.html
Kat