l would like to share my experience after comparing and testing two soundbars – KEF HTF7003 vs VIZIO SB4451-C0. The KEF HTF7003 was rated 5, while the VIZIO SB4451-C0 has a rating 6.4.
Soundbars have different amplification type - passive versus active respectively to devices. A noticeable difference is the number of channels that HTF7003 has 3.0 and SB4451-C0 has 5.1. The built-in subwoofer is not implemented in any of these models. Rate 6 out of 10 received the KEF HTF7003 for audio features and specs, but the VIZIO SB4451-C0 received 8 out of 10. Google Play Music service is only in the SB4451-C0. The SB4451-C0 can play audio from Spotify.
Wireless Internet connection is realized only in the SB4451-C0. Bluetooth support integrated in the SB4451-C0. The HDMI Audio Return Channel (ARC) is implemented only in the SB4451-C0. We rated the connectivity of the HTF7003 at 4 out of 10, while the SB4451-C0 was rated 8/10.
The manufacturer of the SB4451-C0 provides a device control application. Soundbars in this review are not equipped with a microphone. The models under consideration cannot become part of a multiroom system.
Dolby Atmos audio decoder support is not implemented in either the HTF7003 or SB4451-C0. Devices from this comparison cannot process surround sound due to lack of DTS:X. DTS Virtual:X technology not supported by any of the soundbars in this review.
The VIZIO SB4451-C0 is better soundbar in this comparison. Check VIZIO SB4451-C0 price