Soundbars / Compare
LG S70TY vs Polk Audio MagniFi Mini AX
Product A: LG
64 of 98 known
Change LG S70TY
Product B: Polk Audio
52 of 98 known
Change Polk Audio MagniFi Mini AX
51 of 90 fields differ
- 22 different values
- 29 known for one only
- 17 the same
- 22 missing for both
Size, drawn to scale
Front and side.
- ALG: 950 × 63 mm
- BPolk Audio: 366 × 79 mm
All 98 fields
Every value links to where we found it.


Audio system
8 of 17 differ
System channel configuration
Not available
Physical drivers in the package
Physical drivers in the bar
62Owner's manualcontent.abt.com/documents/162235/lg-soundbar-S70TY-om.pdfRead 15 October 2026Amplifier table: front 30 W x 4, center 30 W and top center (overhead) 30 W, which is six channels in the bar. This matches the What Hi-Fi? count of six drive units. Driver diameters are not published.5Reviewwhathifi.com/tv-home-cinema/lg-s70tyRead 15 October 2026Review: the soundbar features six drive units.
Up-firing drivers in the package
12Owner's manualcontent.abt.com/documents/162235/lg-soundbar-S70TY-om.pdfRead 15 October 2026Amplifier table lists a top center (overhead) channel. The manual notes speakers on the top of the product.5Reviewwhathifi.com/tv-home-cinema/lg-s70tyRead 15 October 2026Review: the central high-frequency unit faces upwards.
Driver layout
ALG S70TY
| Component | Driver type | Count | Orientation |
|---|---|---|---|
| Soundbar | Tweeter (left and right) | 2 | Not available |
| Soundbar | Mid/bass (left, center and right) | 3 | Not available |
| Soundbar | Center tweeter | 1 | Up-firing |
| Subwoofer | Woofer | 1 | Not available |
Source2Owner's manualcontent.abt.com/documents/162235/lg-soundbar-S70TY-om.pdfRead 15 October 2026The manual lists the amplifier channels, not the drivers. The layout of two front tweeters, three mid/bass units and one up-firing center tweeter comes from the What Hi-Fi? review. The subwoofer is one 1-way speaker. No driver diameters are published.5Reviewwhathifi.com/tv-home-cinema/lg-s70tyRead 15 October 2026Review: left, centre and right channels each pack a tweeter and a mid/bass unit, with the central high-frequency unit facing upwards. Firing directions of the other drivers are not stated.
BPolk Audio MagniFi Mini AX
| Component | Driver type | Count | Diameter (mm) | Orientation |
|---|---|---|---|---|
| Soundbar | L/R tweeter | 2 | 19 | Not available |
| Soundbar | L/C/R midrange | 3 | 51 | Not available |
| Subwoofer | Oval woofer, 127 × 178 mm | 1 | Not available | Down-firing |
Separate subwoofer included
Included subwoofer connection
Included subwoofer driver diameter
Not available
Not available
Rear speakers included
Included rear speaker connection
Not available
Not available
Detachable rear speakers
Not available
Compatible optional subwoofers
Not available
Not available
Compatible optional rear speakers
Total RMS audio output power
Not available
Total peak audio output power
Not available
Not available
Published frequency response lower limit
Not available
Not available
Published frequency response upper limit
Not available
Not available
Audio formats
7 of 9 differ
Dolby Atmos
DTS:X
Supported audio formats
Linear PCM, Dolby Digital, Dolby Digital Plus, Dolby TrueHD, Dolby Atmos, DTS Digital Surround, DTS-HD High Resolution Audio, DTS-HD Master Audio, DTS:X1Maker spec sheet (PDF)content.abt.com/documents/165917/lg-soundbar-S70TY-spec-sheet.pdfRead 15 October 2026Audio Format list: LPCM, Dolby Atmos, Dolby TrueHD, Dolby Digital Plus, Dolby Digital, DTS Digital Surround, DTS-HD Master Audio, DTS-HD High Resolution and DTS:X.
PCM, Dolby Mono, Dolby Digital, Dolby Digital Plus, Dolby Atmos, Dolby Atmos TrueHD, DTS Digital Surround, DTS-HD, DTS-HD Master Audio, DTS:X, DTS Virtual:X2Maker spec sheet (PDF)polkaudio.com/on/demandware.static/-/Library-Sites-polk_northamerica_shared/default/dw527a8c26/downloads/magnifi-mini-ax-infosheet-en.pdfRead 8 October 2026Page 2 supported audio formats list. No per-input channel maxima are published.
Audio formats by connection
ALG S70TY
| Connection | Format |
|---|---|
| HDMI eARC | Dolby TrueHD |
| HDMI eARC | Dolby Atmos |
| HDMI eARC | DTS-HD Master Audio |
| HDMI eARC | DTS:X |
| HDMI input | Dolby Atmos |
| HDMI input | DTS:X |
BPolk Audio MagniFi Mini AX
Not availableMusic file formats
MP3, WMA, AAC, FLAC, WAV1Maker spec sheet (PDF)content.abt.com/documents/165917/lg-soundbar-S70TY-spec-sheet.pdfRead 15 October 2026USB playback: FLAC, WAV, MP3, WMA and AAC.
Not available
Max wired audio sample rate
Not available
Max music file sample rate
Not available
Max wired audio bit depth
Not available
Connectivity
11 of 17 differ
Ports on the bar
ALG S70TY
| Connector | Count | Role |
|---|---|---|
| HDMI | 1 | HDMI IN for an external source, with video passthrough to the TV |
| HDMI | 1 | HDMI OUT to the TV, eARC and ARC |
| Optical | 1 | Optical digital audio input |
| USB-A | 1 | Music playback from a USB storage device, 5 V 500 mA |
| AC power | 1 | Soundbar power input |
BPolk Audio MagniFi Mini AX
| Connector | Count | Role |
|---|---|---|
| HDMI | 1 | TV audio input through ARC/eARC |
| Optical | 1 | Digital audio input |
| 3.5 mm audio | 1 | Analog AUX audio input |
| USB-A | 1 | Firmware updates |
| DC power | 1 | Power input from external adapter |
Source3Owner's manualpolkaudio.com/on/demandware.static/-/Library-Sites-polk_northamerica_shared/default/dw7d76cf3d/downloads/magnifi-mini-ax-quickstartguide-global.pdfRead 8 October 2026Printed page 11 back panel, sheet page 2 counts and connector types. USB conflicts: manual says MP3 playback only, later 2023 sheet and current maker page specify firmware updates. Stored current service role, music-file playback omitted.9Reviewtomsguide.com/reviews/polk-magnifi-mini-axRead 8 October 2026Set up and connectivity exact Mini AX hands-on review explicitly USB service only. This corroborates the current maker page and 2023 information sheet despite the older manual MP3 footnote.
HDMI ARC
HDMI eARC
HDMI-CEC
HDMI video passthrough
No7Reviewecoustics.com/reviews/polk-audio-magnifi-mini-axRead 8 October 2026Connections and Cons explicitly no extra HDMI input. Only TV ARC/eARC, optical and AUX audio connectors are provided. No dedicated source-video route.9Reviewtomsguide.com/reviews/polk-magnifi-mini-axRead 8 October 2026Set up and connectivity explicitly says HDMI passthrough is unavailable because the bar has only one HDMI port.
Video passthrough modes
ALG S70TY
| Width (px) | Height (px) | Refresh rate (Hz) |
|---|---|---|
| 3840 | 2160 | 120 |
BPolk Audio MagniFi Mini AX
Not availableHDR passthrough formats
Dolby Vision, HDR101Maker spec sheet (PDF)content.abt.com/documents/165917/lg-soundbar-S70TY-spec-sheet.pdfRead 15 October 2026HDR10 / HDR10+: Yes / No. Dolby Vision: Yes.
Not available
VRR passthrough
Not available
ALLM passthrough
Not available
HDCP version
Not available
Bluetooth audio input
Bluetooth version
Bluetooth audio codecs
Wi-Fi
No5Reviewwhathifi.com/tv-home-cinema/lg-s70tyRead 15 October 2026Review: no network connection, so Spotify Connect, Tidal Connect and AirPlay 2 are not supported. Review spec box lists streaming as No. Abt lists Wi-Fi No. A December 2023 pre-launch French article titled the model with Wi-Fi, which the final specifications do not show.6Retailer pageabt.com/LG-Soundbar-3.1.1-Channel-with-Dolby-Atmos-and-Subwoofer-S70TY/p/207280.htmlRead 15 October 2026Specifications: Wi-Fi No, AirPlay No. Same page lists the spec sheet and owner's manual PDFs used above.
Wi-Fi standard
Not available
Wi-Fi bands
Not available
Built-in Ethernet speed
Not available
Not available
Streaming and control
5 of 8 differ
Streaming protocols
Not available
Voice assistants
Not available
Built-in microphone
Not available
Not available
Microphone mute control
Not available
Not available
Companion apps
Companion app platforms
Multiroom audio
Not available
Remote included
Sound processing
3 of 7 differ
Sound modes
AI Sound Pro, Standard, Music, Cinema, Clear Voice Pro, Sports, Game, Bass Blast1Maker spec sheet (PDF)content.abt.com/documents/165917/lg-soundbar-S70TY-spec-sheet.pdfRead 15 October 2026Sound modes: AI Sound Pro, Standard, Music, Cinema, Clear Voice Pro, Bass Blast, Bass Blast +, Sports, Game. Bass Blast and Bass Blast + are stored as one mode.
Automatic room calibration
Not available
Not available
Room calibration system
Not available
Not available
Dialogue enhancement
Night mode
Equalizer controls
Power
3 of 6 differ
Published operating power
Not available
Published standby power
Not available
Published networked standby power
Not available
Not available
Power supply
Not available
External soundbar adapter: 100 to 240 V AC, 50/60 Hz input, 15 V DC, 4 A output. Included subwoofer uses a separate AC power cord.4Maker spec sheet (PDF)polkaudio.com/on/demandware.static/-/Library-Sites-polk_northamerica_shared/default/dw99d4e121/downloads/magnifi-mini-ax-safetydoc-na.pdfRead 8 October 2026PDF page 4 external PSU S065-1A150400M2: 100 to 240 VAC, 50/60 Hz, 15 VDC, 4 A. Its 60 W output is adapter capability. Its 0.21 W no-load figure is not soundbar standby consumption. Manual printed page 5 separately connects subwoofer AC cord.
Detachable rear battery life
Not available
Not available
Detachable rear charge time
Not available
Not available
Measured
None of 8 known
Low-frequency extension (measured)
Not available
Not available
High-frequency extension (measured)
Not available
Not available
Max sound pressure (measured)
Not available
Not available
Frequency response deviation (measured)
Not available
Not available
Measured latency
Not available
Not available
Operating power (measured)
Not available
Not available
Standby power (measured)
Not available
Not available
Soundbar weight (measured)
Not available
Not available
Dimensions and weight
6 of 6 differ
Soundbar dimensions
Width950Height63Depth115mm(37.4 × 2.5 × 4.5 in)2Owner's manualcontent.abt.com/documents/162235/lg-soundbar-S70TY-om.pdfRead 15 October 2026Approx. 950.0 x 63.0 x 115.0 mm (W x H x D) including the base.
Soundbar weight
Not available
Component dimensions and weight
ALG S70TY
| Component | Width (mm) | Height (mm) | Depth (mm) | Weight (g) |
|---|---|---|---|---|
| Subwoofer | 200 | 377 | 285 | 5,700 |
Source2Owner's manualcontent.abt.com/documents/162235/lg-soundbar-S70TY-om.pdfRead 15 October 2026Wireless subwoofer approx. 200.0 x 377.0 x 285.0 mm (W x H x D) including the base. Weight comes from the LG Singapore page.4Maker product pagelg.com/sg/speakers/soundbars/s70tyRead 15 October 2026Singapore specification list: subwoofer weight 5.7 kg and 200 x 377 x 285 mm. The US sheet gives 12.7 lbs. What Hi-Fi? also gives 5.7 kg.
BPolk Audio MagniFi Mini AX
| Component | Width (mm) | Height (mm) | Depth (mm) |
|---|---|---|---|
| Included subwoofer | 182 | 371 | 396 |
Package dimensions
Width1,013.5Height454.7Depth259.1mm(39.9 × 17.9 × 10.2 in)1Maker spec sheet (PDF)content.abt.com/documents/165917/lg-soundbar-S70TY-spec-sheet.pdfRead 15 October 2026Carton size (WxHxD) 39.9 x 17.9 x 10.2 in. Converted exactly and rounded to 0.1 mm. Abt lists the same box as 18 x 10 x 39 in (H x W x L).
Not available
Package weight
Not available
Wall mountable
In the box
3 of 4 differ
In the box
Soundbar, Wireless subwoofer, Remote control, 2 AA batteries, Wall mount bracket, Wall bracket installation guide, Warranty card1Maker spec sheet (PDF)content.abt.com/documents/165917/lg-soundbar-S70TY-spec-sheet.pdfRead 15 October 2026Included accessories: remote control, 2 AA batteries, wall mount bracket and warranty card. The manual adds the wall bracket installation guide. The soundbar and subwoofer are the product itself.
Soundbar, Wireless subwoofer, Remote control, Soundbar power supply, Soundbar power cord, Subwoofer power cord, HDMI cable, Two AAA batteries, Quick start guide, Registration card, Safety document2Maker spec sheet (PDF)polkaudio.com/on/demandware.static/-/Library-Sites-polk_northamerica_shared/default/dw527a8c26/downloads/magnifi-mini-ax-infosheet-en.pdfRead 8 October 2026Page 2 full stock-package list. Optional SR2 rears excluded.
Wall mount hardware included
HDMI cable included
Optical cable included
General
5 of 7 differ
Series
Not available
Model numbers
GTIN / EAN
Not available
Announced
Status
Predecessor
Not available
Not available
Successor
Not available
Not available
Launch price (US)
Not available
Markets
Links
Not compared
Product page
Spec sheet
content.abt.com/documents/165917/lg-soundbar-S70TY-spec-sheet.pdf1Maker spec sheet (PDF)content.abt.com/documents/165917/lg-soundbar-S70TY-spec-sheet.pdfRead 15 October 2026LG USA one-page specification sheet dated 07/25/24, hosted by Abt. The LG USA support page could not be read.
www.polkaudio.com/on/demandware.static/-/Library-Sites-polk_northamerica_shared/default/dw527a8c26/downloads/magnifi-mini-ax-infosheet-en.pdf2Maker spec sheet (PDF)polkaudio.com/on/demandware.static/-/Library-Sites-polk_northamerica_shared/default/dw527a8c26/downloads/magnifi-mini-ax-infosheet-en.pdfRead 8 October 2026Exact Mini AX information sheet, page 2.
Manual
content.abt.com/documents/162235/lg-soundbar-S70TY-om.pdf2Owner's manualcontent.abt.com/documents/162235/lg-soundbar-S70TY-om.pdfRead 15 October 2026Owner's manual 2312_Rev01, hosted by Abt. Model S70TY (S70TY, SPT5-W).
www.polkaudio.com/on/demandware.static/-/Library-Sites-polk_northamerica_shared/default/dw7d76cf3d/downloads/magnifi-mini-ax-quickstartguide-global.pdf3Owner's manualpolkaudio.com/on/demandware.static/-/Library-Sites-polk_northamerica_shared/default/dw7d76cf3d/downloads/magnifi-mini-ax-quickstartguide-global.pdfRead 8 October 2026Exact Mini AX global quick start guide. English printed pages 1 to 25.
EPREL registration number
Not available
Not available
Warranty
0 of 1 differ
Manufacturer warranty (source market)
Both are also in the API. Back to all soundbars.


















