
Yamaha SR-C20A Black
Score: 69/100
LG S20A
Score: 69/100Rankings

The Yamaha SR-C20A is a compact 2.1 soundbar with a built-in subwoofer, delivering 100 W of power and Clear Voice dialogue enhancement. Its main limitation is the weak built-in subwoofer and lack of wireless or Wi-Fi features. Best for small apartments or bedrooms where space is at a premium and dialogue clarity is valued.

The LG S20A is a compact 2.0-channel soundbar that delivers strong bass and integrates seamlessly with LG TVs via the WOW Interface. Its main drawbacks are the absence of a wireless subwoofer and the lack of HDMI connectivity out of the box. Best suited for LG TV owners who need a slim, easy-setup audio upgrade for small rooms.
| Attribute | ![]() | ![]() |
|---|---|---|
2.1best | 2 | |
100 Wbest | — | |
7.62 cmbest | 5.3 cm | |
| ↓ lower better | 1.8 kgbest | 2.223 kg |
10.1 mbest | — | |
2 yearsbest | 1 years | |
4best | — | |
60 cm | 65 cmbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Audio(3) | ||
Audio Channels | 2.1 | 2 |
Supported Audio Formats | Dolby Digital, Dolby Pro Logic II | AAC/AAC+, Dolby Digital, DTS Digital Surround, FLAC (up to 192kHz), LPCM, MP3, WAV |
Subwoofer Driver Size (cm) | 7.62 cm | 5.3 cm |
Connectivity(1) | ||
Bluetooth Version | 5.0 | unknown |
General(1) | ||
Warranty Period (years) | 2 years | 1 years |
Design(3) | ||
Soundbar Weight (kg) | 1.80 kg | 2.223 kg |
Soundbar Width (cm) | 60.0 cm | 65.0 cm |
Soundbar Depth (cm) | 9.53 cm | 9.91 cm |


Products in the top-left offer the best value (high score, low price).

Professional reviewers commend the SR-C20A for its ultra-compact design, 100 W output, and dialogue-enhancing Clear Voice, noting the premium fabric finish and flexible Dolby processing. However, they criticize the wobbly sub-bass, muted mids, and lack of wireless expansion, positioning it as a solid small-room solution but not a contender for high-end home-theater setups.
Everyday users generally like the easy installation, decent bass for its size, reliable Bluetooth streaming, and Clear Voice clarity. Recurring complaints focus on weak deep bass, mids that get buried, and occasional Bluetooth dropouts, with several wishing for more power or an external subwoofer.

Professional reviewers from Best Buy, B&H and editorial sites commend the S20A for delivering room-filling audio with four speakers, seamless LG TV integration via the WOW Interface, and impressive built-in bass for its size. They also appreciate the quick single-cable setup and support for Dolby Digital and DTS. However, they point out the lack of a wireless subwoofer and the 2.0-channel limitation as drawbacks compared to higher-end soundbars.
Everyday users consistently praise the S20A's strong bass, clear sound quality, compact footprint and the ease of pairing via Bluetooth or the included optical cable. The simple one-cable install and the ability to control the bar with the TV remote are also highlighted. Minor complaints focus on the missing HDMI cable and the absence of a separate subwoofer for deeper bass.
