There are several keyboard stand style that are now out in the market today. By the looks of it almost all variations will work for just anyone else, however there are a lot of advantages and disadvantages for each, may that include the price, stability, capacity, adjustments and many more. So lets break down a couple of keyboard stands that are out in the market now and you will be judge on what keyboard stand will suit you best.

First on out list is the Plixio Piano Keyboard Stand - Z Style Adjustable and Portable Heavy Duty Music Stand. It fits 54-88 Key electric piano. Adjustable height and width, with a weight limit of 250lbs. Double braced legs with a box frame. Black in color and at a price point of $60. 

Pros
Adjustable Height: between 22.5" and 33.5" (in 1.5" increments)
Adjustable Width: between 22.5" and 33.5" (in 2" increments)
Double braced legs with a box frame
Cons
Can only accomodate 1 piano (A con for double piano users)
No space for a laptop or a mixer (A con for musicians that uses additional laptop or mixer)

Second is the RockJam Xfinity Heavy-Duty. It also has an adjustable height and width which is locked by gears. Is has locking strap supports for the keyboard. Comes in black color only at a price point of $30.

Pros
Quick-release mechanism allows the user to adjust the height, from 4 - 38 in
Width adjustable from 17 cm to 98 cm
No assembly needed
Cons
Gear mechanism that cannot be replaced once one of the gear teeth is not locking anymore, as time pass by these gears will not lock anymore
Can only accomodate 1 piano (A con for double piano users)
No space for a laptop or a mixer (A con for musicians that uses additional laptop or mixer)

Next in our list is the DJ Workstation Stand by Fat Toad. Key board mount is fully height adjustable and top attachment for the mounting plates. Additional upper plate attachments so that the user can mount 2 medium sized units above main mounting arms. Legs and arms folds up quickly for easy and fast transportation, for only $66.95.

Pros
Key board mount is fully height adjustable and top attachment for the mounting plates.
A mixer, laptop and tablet can be placed on top.
The stand legs and arms folds up quickly for easy and fast transportation.
Foam protection for the key board mount.
Cons
Assembly needed, not applicable for not handy with tools
Weight Capacity: 80 Pounds (light capacity compared to most keyboard stands)

Another keyboard stand is the 3 Tier Piano Keyboard Stand by Griffin. As the name suggest can accommodate up to 3 keyboards or any other equipment that you might need. Tier distance is fully adjustable and distance of the keyboard mounts are also fully adjustable. Sturdy as well since the steel tubing diameter is 4cm, with a tag price of $90.95.

Pros
Can accomodate up to 3 keyboards or equipments all at once.
Fully adjustable distance between tiers and the support arms.
Weight capacity: 110 pounds
Cons
Assembly needed, not applicable for not handy with tools
Not for easy transport, takes time to assemble and disassemble.

Hope that this list helped you in choosing the perfect keyboard stand!