Klipsch Flexus Core 200 vs Marshall Heston 120

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Flexus Core 200 compared with Heston 120

	KlipschFlexus Core 200	MarshallHeston 120
Overview
Released
Released	April 2024	2025
Sound
Type
Type	Soundbar	Soundbar
Channels
Channels	3.1.2	5.1.2
Dolby Atmos
Dolby Atmos	Yes	Yes
Drivers
Drivers	Four 2.25 in aluminium front drivers, a 0.75 in horn-loaded centre tweeter, two 4 in paper bass woofers and two 2.25 in discrete upward-firing full-range height drivers	Two 2 × 5-inch bass drivers, two 3-inch mid-woofers, two 0.8-inch tweeters and five 2-inch full-range drivers; four passive radiators
Amplifiers
Amplifiers	185 W RMS system power; powered by Onkyo	Eleven Class D amplifiers, listed as 2 × 50 W and 9 × 30 W; separately stated total output 150 W peak. These are different maker ratings, not an additive system power claim.
Frequency response
Frequency response	43 Hz–20 kHz; maximum acoustic output 99.8 dB (maker)	40 Hz–20 kHz; maximum SPL 95 dB
Audio formats
Audio formats	Dolby Atmos; Dolby Digital via optical; DTS unsupported (AVForums)	Dolby Atmos and DTS:X
Room tuning
Room tuning	Movie and Music modes, equaliser, night mode and dialogue boost; no automatic room calibration (AVForums)	Automatic calibration; Movie, Music, Night and Voice modes
Connections
Wi-Fi
Wi-Fi	No	Yes
Bluetooth
Bluetooth	Yes	Yes
AirPlay
AirPlay	No	Yes
HDMI eARC
HDMI eARC	Yes	Yes
Voice assistants
Voice assistants	None	None
Wi-Fi
Wi-Fi	–	Wi-Fi 6
Bluetooth
Bluetooth	Bluetooth streaming; Bluetooth 5.2 reported by What Hi-Fi	Bluetooth 5.3, SBC, AAC and LC3; Auracast supported
Ports
Ports	HDMI eARC, optical, USB-C, USB-A Flexus transmitter port and RCA subwoofer output. Current manual supports MP3/WAV playback from FAT32 USB drives; specification sheet limits its USB-A playback description to MP3 test/debug use.	HDMI eARC, HDMI input with maker-stated 4K 120 Hz and Dolby Vision passthrough, stereo RCA input, mono RCA subwoofer output, USB-C and Ethernet; no optical input despite an erroneous Expert Reviews connection list
Streaming
Streaming	–	AirPlay 2, Google Cast, Spotify Connect, TIDAL Connect and airable radio
Multi-room
Multi-room	Expandable with up to two Flexus wireless subwoofers and two surrounds; current manual lists Sub 100/Sub 200 and Surr 100/Surr 200. No Wi-Fi network streaming.	Optional Heston Sub 200 sold separately; AirPlay grouping through Apple Home
App
App	Klipsch Connect Plus for virtual remote, equaliser, channel controls and support	Marshall app
Design
Weight
Weight	8.5 kg	7.04 kg (better)
Controls
Controls	Top power, source and volume buttons; backlit BLE remote with sound mode, dialogue, night and brightness controls	Rotary controls and preset buttons; TV remote through HDMI CEC. No separate remote supplied.
Microphones
Microphones	–	Two calibration microphones; no built-in voice assistant
Mounting
Mounting	1/4 in–20 thread and supplied wall brackets; wall fasteners not included	Optional Heston 120 wall mount
Size
Size	78 × 1118 × 126 mm, H × W × D; 8.5 kg is soundbar-only weight	1100 × 76 × 145 mm (width × height × depth)
Colours
Colours	Ebony vinyl; Walnut variant shown on the current UK product page	Black
In the box
In the box	Soundbar, remote, two AAA batteries, 2 m region-specific power cord, 1.5 m HDMI cable, mounting brackets and hardware, manual; separate subwoofers and surrounds optional	Soundbar, mains lead, HDMI cable and guides