Highest Rated CDJs/XDJs 2019
Top 3 Professional CDJs/XDJs

Denon DJ SC5000 Prime
Pros:
7-inch HD touch-screen
8 high-performance pads
Two units with independent soundcards (easily mix 4 decks)
Cool LED professional jog-wheels
Lighter than the CDJ-2000NXS2
3 USB Inputs
2 RCA and 2 Digital Outputs
Cheap (While on sale!)
Cons:
Limited playlist management

Pioneer DJ CDJ-2000NXS2
Pros:
Perfect for professional use
Can use CD, USB, Rekordbox USB, and Laptop Djing via Rekordbox
Easy library browsing with features no other device has implemented
Large professional feeling jog-wheels
Long pitch faders
Very high sound quality
No laptop needed
Cons:
Expensive
No performance pads

Pioneer DJ XDJ-1000MK2
Pros:
Great touch-screen
Full-sized jog wheels
Half the price of 2000NXS2
Long Pitch Fader
Cons:
Limited amount of controls
Okay build material
No performance pads
Honorable Mention

Pioneer XDJ-RX2 | 2-Channel Controller (Rekordbox)
Pros:
Two USB sockets
Touchscreen
Browse library with keyboard or touchscreen
Beat Jump, Slip Loop, and Beat Loop features
Long Pitch Fader
Rekordbox License Key
Cons:
2-Channels
Not stand-alone mixers