The front of the Ray Flash & Saturn Ring Flash both have clear plastic outer casings and opaque necks.

Back of the Ray Flash & Saturn Ring Flash. Saturn has a high gloss finish and Ray has a matte finish.

The side profile of the Ray Flash & Saturn Ring Flash. The Ray flash is slightly thicker (~1/8").

A side by side view of the mounting heads.

Both flash rings use tension to secure it to the external flash.

A close-up of the Saturn Ring Flash mounting head.

The Saturn Flash Ring uses Velcro and rubber to secure it to the external flash. When taking pictures straight down both rings stayed connected to the flashes. Both flashes did move slightly because of the give of the SB800'S flash heads.

A close-up of the Ray Flash mounting head.

The Ray Flash uses a screw type fastener to secure it. The Ray Flash fits well.