Comparing Preston FIZ and Cmotion Cvolution wireless follow focus systems for purchase decision

Gear

ZephyrCan I fly my Alexa or RED on a Zephyr?389

Master SeriesIs a used Master Series rig worth buying as a first big rig?191

BFDHow do I power my BFD receiver from my camera or sled?186

VoltCan I retrofit a Volt onto my existing sled or gimbal?168

ArtemisHow do I power my camera and accessories from an Artemis sled?166

MDRWhere can I mount my Preston MDR on my rig?143

ModulusIs there a Modulus option for HD wireless video?141

G-70Will my G-70 fit my vest, gimbal or sled?126

FI+ZCan I control iris and zoom wirelessly, not just focus?60

HU3Where can I get my HU3 repaired, refurbished or repainted?60

CineLiveHow do I pack and case my CineLive rig for transport?54

G-70XHow does the G-70X compare to Pro Titan, Xarm and other arms?46

Trinity 2Is Trinity 2 SUP 3.0 firmware safe to install or buggy?46

Ultra VestWhich vest should I choose for my body size, comfort and operator type?39

2012Follow Focus forum

14 years old. Gear and prices may have changed since.

Preston systems have broader industry acceptance and familiarity among focus pullers, making them easier to deploy without extensive training
Cmotion Cvolution offers newer technology features including advanced LCD displays with depth of field information and RFID lens database readers
Preston equipment can be mixed and matched with other operators' gear on set and is easier to rent out or resell later
Focus pullers in some regions prefer Preston for its simpler user interface and the feel of its focusing wheel compared to Cmotion
Cmotion systems have experienced wireless robustness issues in some cases, while Preston wireless connectivity is generally considered more reliable
Cmotion Cvolution users report successful experiences with zero issues and compatibility with multiple camera and accessory systems
Purchasing decisions should prioritize the preferences and comfort level of the focus pullers who will actually use the equipment

The discussion is from 2012 and some technology comparisons may be outdated
Regional availability and adoption varies, with more Preston usage reported in North America and more Cmotion adoption in Europe
One user reported RF wireless issues with Cmotion but another reported zero issues with their system, suggesting inconsistent field experience
Lead time for Preston orders was reported as four months at the time but may vary
The thread contains mostly anecdotal evidence from users rather than technical specifications