KEF Q350 Bookshelf Speaker vs Bose Smart Soundbar 700 – Key Differences & Best Choice (2026)

ALERT

Brand	KEF	Bose
Model No	Q350 Bookshelf Speaker	Smart Soundbar 700
Wired / Wireless	Home Theatre Speaker Specification	Home Theatre Speaker Specification
Driver Type	Dynamic	Dynamic

Driver Diameter	165 mm Aluminum Uni-Q 25 mm Vented Aluminum Dome HF	294.64
Impedance	8 Ohms ( Min. 3.7 Ohms )	NA
Sensitivity	87dB	NA
Frequency Response	Frequency Response ( Â±3dB ) 63Hz-28KHz Crossover Frequencies 2.5KHz Frequency Range Free Field ( -6dB ) 42Hz	NA
Maximum Power Input	NA	AC 100-240 V 50/60 Hz
Maximum Power Output	15 - 120 W ( RMS ) Two-Way Bass Reflex	700 W ( RMS )
Signal to Noise Ratio	110dB	NA

Noise Cancelling		Passive
Aux Connectivity	No	No
Weight	7.6 Kg	4.76 Kg
Dimensions	Speaker : 358 mm X 210 mm X 306 mm With Rubber Feet 362 mm X 5210 mm X 306 mm	978 mm X 108 mm X 57.2 mm
Available Colors	Black, White	Black, White
Accessories	KEF Q350 2 Bookshelf Home Theatre Speaker User Manual 2 Foam Port Plugs Warranty Information 8 Self-Adhesive Rubber Feet	Bose Smart Soundbar 700 HDMI Cable Power Cord Optical Cable 4 AA Batteries Cleaning Cloth Quick Start Guide Universal Remote ADAPTiQ Headset
Other Features	Featuring a Computational Fluid Dyanmics (CFD) port design with the port repositioned to the rear of the speaker. KEF, Wireless Music System , speaker, wireless speaker system, satellite speaker, bluetooth, stereo, home entertainment. The Q350 uses a famous technology to great effect, with the Uni-Q drive unit. This involves positioning the treble unit in the middle of the woofer Made from lightweight yet rigid aluminium, the woofer unit is fast to respond and linear in its response. This helps give life-like dynamics and low levels of distortion. Early in this review process I realized that Q350 is not the poor person's LS50, but has a unique goodness of its own. The Q350 is a lively and open-sounding loudspeaker.	The best performing sound bar from Bose, featuring an unmatched combination of sophisticated design and exceptional sound. Play integrated Wi-Fi music services like Amazon music or use a Bluetooth Connection to play anything from your phone or tablet. Control comes easy, with three different ways to manage what you hear: voice, the Bose music app, or the context-sensitive Universal remote. The Bose music app makes setup simple Leave the sound bar on the TV stand or mount it on the wall with the optional Bose sound bar wall bracket. With Alexa built in, just Ask to play music, get Answers to questions, and control smart-home devices, an eight-microphone Array ensures superior voice pickup.
	Compare KEF Q350 Bookshelf Speaker with: Samsung HW-Q800F JBL RALLYBAR XL JBL BAR 800 TCL X937U KEF Q650c Centre Channel Speaker	Compare Bose Smart Soundbar 700 with: Samsung HW-Q800F JBL RALLYBAR XL JBL BAR 800 TCL X937U KEF Q650c Centre Channel Speaker

Bose Smart Soundbar 700 and KEF Q350 Bookshelf Speaker are feature-rich speaker setups offering a combination of powerful sound, surround experience, and connectivity options. Key differences lie in output power, channel setup, and feature support, which influence performance. These speakers are ideal for creating a home theatre-like environment with immersive sound output. Connectivity features such as Bluetooth and HDMI ensure compatibility with a wide range of devices. Audio enhancements and surround technologies improve clarity and spatial sound performance.

Verdict: Both speakers offer strong performance, and the better choice depends on your preference for power, surround sound, and features.

Top Differences

Sound Output: 700W vs 15W
Channels: 700 vs 15
Bluetooth: na vs yes
Bluetooth Version: 4.2 vs NA
Frequency Response: NA vs Frequency Response ( Â±3dB ) 63Hz-28KHz Crossover Frequencies 2.5KHz Frequency Range Free Field ( -6dB ) 42Hz

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