Sadly, neither soundbar can pass 4K/120 or VRR for gaming, as part of HDMI 2.1 spec. The Samsung HW-Q950A is based around a large soundbar with angled corners for the side-firing speakers ...

Like the older HW-Q950A, the Samsung HW-Q990B supports Q-Symphony, a Samsung feature that allows the soundbar to sync its audio with the speakers of a recent Q-series Samsung TV. But this time ...