[1] The Omen line competes with Lenovo's Legion, Dell's Alienware subsidiary,[2] Acer Predator and ASUS ROG series whereas the lower line Victus competes with Dell's G series, Lenovo's LOQ, Acer Nitro, and ASUS TUF.

[4] On November 4, 2014, HP launched the Omen brand as a 15-inch gaming laptop and inherited VoodooPC's tribal mask logo.

[5] In February 2021, HP acquired HyperX from Kingston and no longer produces gaming peripherals.

[8] The HP Omen Obelisk from 2019 features a compact microATX build, equipped with Intel Core i9 and Nvidia GeForce RTX 2080 Ti graphics.

[9] HP current L series desktop had co-developed with Cooler Master base on chassis and PSU.