Calman vs GMG OpenColor

Calman is display calibration software for measuring, adjusting, and verifying display performance. Its Home editions are aimed at home theater use and support automated calibration on supported displays: users work with reference patterns and a colorimeter, and the software adjusts the TV based on the measurements. Calman Studio adds automated SDR and HDR calibration, ICC profiling, 1D and 3D LUT creation, and display validation wizards. Ultimate supports customizable workflows and reports, automated calibration, 3D LUT creation, and multi-display environments such as LED walls. Calman supports measurement devices and pattern generators, with workflows for displays from ASUS, BenQ, Dell, LG, Panasonic, Samsung, and Sony. Home editions for supported brands cost $249 as a one-time purchase. Studio costs $1,199, paid once, while Ultimate costs $2,995, paid once; both require Windows 10 or later and include one year of software updates and technical support. Continued Studio and Ultimate updates and support can be renewed through All Access: $549 a year for Studio or $849 a year for Ultimate. Display compatibility varies by model, and not every variation is supported.

GMG OpenColor has no write-up on Specifiction yet; its figures are above.