Creative Sound Blaster Katana V2 vs Polk Audio Signa S3

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Sound Blaster Katana V2 compared with Signa S3

	CreativeSound Blaster Katana V2	Polk AudioSigna S3
Overview
Released
Released	September 2021	2020
Sound
Type
Type	Soundbar	Soundbar
Channels
Channels	2.1	2.1
Dolby Atmos
Dolby Atmos	No	No
Drivers
Drivers	Two 63 mm midrange drivers and two 19 mm fabric-dome tweeters in the soundbar; one 165 mm driver in the supplied subwoofer.	Two 1.25 × 4.4 in oval midrange drivers and two 1 in tweeters; ported wireless subwoofer has a 5.25 in driver. Maker sheet's 165 mm parenthesis conflicts with the current maker table's 13.34 cm.
Amplifiers
Amplifiers	Proprietary multicore DSP controls a tri-amplified system. Maker rates total output up to 126 W RMS and 252 W peak, with 66 W RMS for the soundbar.	–
Frequency response
Frequency response	50–20,000 Hz (maker specification; tolerance not stated).	45 Hz–20 kHz system response (maker; no tolerance published)
Audio formats
Audio formats	Dolby Digital decoding over HDMI ARC or optical. USB supports 5.1 input on Windows and high-resolution audio up to 24-bit/96 kHz; physical driver layout is 2.1 rather than five discrete satellite channels.	Dolby Digital 5.1 decoding and PCM over HDMI ARC or optical, reproduced through a stereo 2.1 system; no Dolby Atmos or DTS Virtual:X (GearLab)
Room tuning
Room tuning	Creative Acoustic Engine and EQ controls; Scout Mode and headphone SXFI Battle Mode. Super X-Fi headphone personalisation uses a profile generated with the SXFI app.	Movie, Music and Night modes; eight bass adjustment steps and three VoiceAdjust levels
Connections
Wi-Fi
Wi-Fi	No	Yes
Bluetooth
Bluetooth	Yes	Yes
AirPlay
AirPlay	No	No
HDMI eARC
HDMI eARC	No	No
Voice assistants
Voice assistants	None	None
Wi-Fi
Wi-Fi	–	Wi-Fi networking for Chromecast built-in; setup through the Google Home app
Bluetooth
Bluetooth	Bluetooth 5.0 receiver with SBC codec, A2DP and AVRCP; quoted open-space range up to 10 m.	–
Ports
Ports	HDMI ARC, optical input, USB-C audio, 3.5 mm AUX input, headset/headphone output, SXFI-out, wired subwoofer output and DC power. HDMI is television return audio, not video passthrough.	One HDMI ARC connection, Toslink optical and 3.5 mm AUX input; USB maintenance port, not normal playback; no separate HDMI video input or passthrough (AVForums)
Streaming
Streaming	Bluetooth music playback from compatible devices; no Wi-Fi or AirPlay receiver.	Chromecast audio from compatible music apps over Wi-Fi, plus Bluetooth playback
Multi-room
Multi-room	–	Google Home grouping with other Chromecast-enabled speakers
App
App	Creative app for EQ, Acoustic Engine, mixer, RGB lighting and programmable remote profiles; SXFI app creates the personalised headphone profile. Maker lists Windows, macOS, iOS and Android support with platform requirements.	Google Home for network setup, grouping and automatic overnight firmware updates
Design
Weight
Weight	1.52 kg	–
Controls
Controls	On-bar controls, front display and supplied programmable IR remote; source, volume, power, EQ, bass/treble, Bluetooth pairing and lighting settings.	Top power, source, Bluetooth and volume buttons; IR remote, HDMI CEC and IR learning; four status LEDs. Google Assistant music control requires a separate compatible speaker; no built-in voice assistant.
Microphones
Microphones	Two built-in beamforming microphones allow calls directly through the soundbar; no built-in voice assistant.	–
Mounting
Mounting	Desk placement or supplied wall-mount brackets and hardware.	Rear keyhole hangers and supplied wall-mount spacers
Size
Size	Maker dimensions: soundbar 600 × 95 × 62 mm and 1.52 kg; subwoofer 150 × 367 × 367 mm and 6.4 kg. Top-level weight is soundbar only.	Current maker table gives soundbar 89.99 × 5.46 × 8.18 cm and subwoofer 17.07 × 34.04 × 30.99 cm, W × H × D. Maker sheet separately lists bar 898 × 56 × 83 mm and subwoofer 171 × 311 × 343 mm, with conflicting inch equivalents.
Colours
Colours	Black	Black
In the box
In the box	Soundbar, wired subwoofer, IR remote, wall-mount brackets and kit, power adapter and regional plugs, optical cable, USB-C to USB-A cable and printed guides.	Soundbar, wireless subwoofer, IR remote and AAA battery, two power cords, HDMI and optical cables, wall-mount spacers and literature (maker quick-start guide); information sheet additionally lists a soundbar power supply.