This is a PC-focused amp against a console-focused sound card.
Console support is documented, not assumed
Creative names PS4, Xbox One, Nintendo Switch, and PC directly
on the Sound BlasterX G6's own listing. Schiit's Gunnr page
lists PC, Mac, PS4, Switch, iOS, and Android, but does not
mention PS5 or Xbox. If a specific console in that gap is part
of your setup, the G6 is the one with a documented answer.
Power and mic quality are Schiit's whole argument
The Gunnr delivers up to 2000mW RMS per channel through a
dedicated headphone amp stage, well beyond what onboard audio
or a console controller jack provides, and its mic input runs
through a separate TI ADC that Schiit markets specifically for
voice clarity. The G6 covers the same jobs, a DAC, amp, and mic
input, but its own marketing centers on Dolby Digital and
virtual surround rather than raw headphone power or mic
fidelity as the headline feature.
Physical knobs versus software
The Gunnr's Width and Presence controls are physical knobs on
the unit itself, adjustable without opening any software. The
G6's comparable features, Scout Mode, surround toggling, and
EQ, live in Creative's Sound Blaster Command app, which Windows
Central's review flagged as an area that "could be improved."
That's a real tradeoff if you'd rather turn a knob than dig
into a settings panel mid-match.
Neither number replaces trying your specific headset
Windows Central's review found the G6 improved noticeably over
onboard motherboard audio and called its build quality solid,
but that comparison was against a specific motherboard's audio,
not a controlled lab test. Treat both manufacturers' numbers as
a starting point, and pair either unit with the wired headset
covered in a broader OSRS setup only after
confirming it's actually driven better by an external amp.