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Polk Audio Signa S2 Sound Bar for Smart TV with Subwoofer vs Sony S100F 2.0ch Soundbar with Bass Reflex

Updated July 2026 — Polk Audio Signa S2 Sound Bar for Smart TV with Subwoofer leads on width and weight.

The Polk Audio Signa S2 offers superior sound quality and advanced features, making it the better choice for audiophiles, while the Sony S100F is a budget-friendly option for basic needs.

Why Polk Audio Signa S2 Sound Bar for Smart TV with Subwoofer is better

Sound Quality

Polk Audio Signa S2 has five full-range drivers and a wireless subwoofer.

Features

Polk Audio includes Dolby Digital decoding and wireless streaming.

Brand Reputation

Polk Audio is known for high-quality audio equipment.

Why Sony S100F 2.0ch Soundbar with Bass Reflex is better

Price

Sony S100F is significantly cheaper at $98.00.

Compact Design

Sony S100F is designed for small living spaces.

Setup

Sony S100F offers easy setup with HDMI ARC.

Overall score

Polk Audio Signa S2 Sound Bar for Smart TV with Subwoofer
85
Sony S100F 2.0ch Soundbar with Bass Reflex
70

Specifications

SpecPolk Audio Signa S2 Sound Bar for Smart TV with SubwooferSony S100F 2.0ch Soundbar with Bass Reflex
Price$249.00$98.00
Drivers52
SubwooferYesNo
BluetoothYesYes
VoiceAdjustYesNo
Setup EaseModerateEasy

Dimension comparison

Polk Audio Signa S2 Sound Bar for Smart TV with SubwooferSony S100F 2.0ch Soundbar with Bass Reflex

Price Comparison

The Polk Audio Signa S2 Sound Bar is priced at $249.00, while the Sony S100F 2.0ch Soundbar retails for $98.00, making it about 60% cheaper than the Polk model. The significant price difference reflects the varying features and capabilities of these two soundbars. The Polk Audio Signa S2 offers a wireless subwoofer and advanced technology for enhanced sound clarity, justifying its higher price. In contrast, the Sony S100F, although more budget-friendly, provides essential sound enhancement features suitable for smaller spaces and basic home audio needs.

Sound Quality

When it comes to sound quality, the Polk Audio Signa S2 stands out with its five full-range drivers and a dedicated wireless subwoofer that delivers rich audio with deep bass. Polk’s exclusive VoiceAdjust technology ensures dialogue clarity, making it an excellent choice for movie enthusiasts. The Sony S100F features a bass reflex speaker and a built-in tweeter, providing decent sound quality, but it may not match the immersive experience offered by the Signa S2. Therefore, while both soundbars can enhance your audio experience, the Polk Audio model delivers superior sound performance.

Design and Aesthetics

The Polk Audio Signa S2 has an ultra-slim design, measuring just over 2 inches tall, which allows it to fit seamlessly in front of most TVs without obstructing the screen or IR remote sensor. Its sleek profile is suitable for a variety of setups, whether wall-mounted or placed on furniture. The Sony S100F is also designed for compact spaces, featuring a slim design that integrates well with any room's decor. Both soundbars are aesthetically pleasing, but the Signa S2’s more premium look may appeal to those with higher expectations for their home theater setup.

Setup and Connectivity

Setting up the Polk Audio Signa S2 is straightforward, as it includes an HDMI cable for quick connection to your TV. It also offers multiple connectivity options, including HDMI, optical input, and AUX, allowing for versatile audio source connections. The Sony S100F also boasts an easy setup with HDMI ARC and supports Bluetooth, making it simple to connect to various devices. While both soundbars prioritize user-friendliness, the Signa S2 provides more connectivity options for those who seek flexibility in their audio setups.

Additional Features

The Polk Audio Signa S2 is packed with features like Dolby Digital decoding, which enhances the surround sound experience, and wireless streaming capabilities from popular music apps like Spotify and Pandora. This soundbar’s focus on advanced audio technology makes it a more attractive option for audiophiles. On the other hand, the Sony S100F includes voice enhancement features, ideal for TV shows with hushed dialogue and conference calls. While both soundbars offer unique features, the Polk model is geared towards enhancing the overall cinematic experience.

Brand Reputation

Polk Audio has established a strong reputation in the audio industry for producing high-quality sound systems, and the Signa S2 is no exception, holding a bestseller rank of 3,206. Sony, known for its electronics, also maintains a solid reputation, with the S100F holding a slightly better bestseller rank of 2,044. Both brands are trusted, but Polk’s specialized focus on audio equipment may give it an edge in this comparison, particularly among dedicated audio enthusiasts.

Customer Reviews

Customer feedback often highlights the superior sound quality and voice clarity of the Polk Audio Signa S2, with many users praising its ability to enhance movie-watching experiences. In contrast, users of the Sony S100F appreciate its straightforward setup and compact design, ideal for smaller spaces. However, some reviews indicate that while the Sony model provides satisfactory sound, it doesn’t reach the performance levels of the Polk model. Overall, customer reviews generally favor the Polk Audio Signa S2 for those seeking a more immersive audio experience.

Which should you buy?

Choosing between the Polk Audio Signa S2 and the Sony S100F largely depends on your budget and audio needs. If you are looking for superior sound quality, advanced features, and are willing to invest more, the Polk Audio Signa S2 is the better choice at $249.00. However, if you need a budget-friendly option for basic sound enhancement in smaller living spaces, the Sony S100F at $98.00 offers good value. Ultimately, your decision should reflect your specific audio preferences and budget considerations.