Short answer: the Kali Audio SM-5 on measured sound quality, the Kanto YU6 on price. The Kali Audio SM-5 ranks #19 of 65 powered bookshelf speakers at $3000. The Kanto YU6 ranks #29 at $579.99, $2420.01 cheaper.
What the Kanto YU6 offers: ASR’s measurements give preference scores of 3.37 standalone and 5.98 with an ideal subwoofer, stronger than several smaller lifestyle pairs. Phono input, optical connections and remote control make it useful for a simple multi-source system. The overall response trend is close to level rather than strongly tilted. Watch for: Local response variation remains despite the mild overall tilt: the midrange span is 3.8dB and listening-window narrow-band deviation is 0.419. Bass reaches -3dB around 75Hz, so the preference model’s 58Hz LFX value should not be quoted as full-level bass extension. A subwoofer improves bandwidth but does not remove tonal irregularities.
What the Kali Audio SM-5 offers: Erin’s measurements show bass reaching -3dB around 43Hz and a 2.8dB midrange response span. The coaxial mid/tweeter and large waveguide give useful consistency horizontally and vertically, reducing sensitivity to listening height. Built-in per-speaker DSP and mounting options make placement flexible. Existing testing reports low midrange distortion at 96dB. Watch for: Scores of 4.29 standalone and 6.23 with an ideal subwoofer are good but below the leading reference monitors, so its advanced driver layout does not justify a near-top ranking by itself. A small upper-midrange irregularity remains. The five-inch woofer and limiter constrain loud bass; the review places compression onset roughly in the 96-102dB/1m region.
Buy the Kanto YU6 when the price outweighs sound quality for you, and the Kali Audio SM-5 when sound quality outweighs the price instead.
Looking for alternatives? See the complete Powered Home rankings.
Specifications Side By Side
| Kanto YU6 | Kali Audio SM-5 | |
|---|---|---|
| Price | $579.99 per pair | $3400 per pair |
| Ranked | #29 of 65 in Medium Size Powered Bookshelf Speakers | #19 of 65 in Medium Size Powered Bookshelf Speakers |
| Enclosure | 2-way active, MDF cabinet | - |
| Drivers | 1" silk dome tweeter, 5.25" Kevlar woofer | 1" coaxial tweeter, 4" coaxial midrange, 5" mid-bass woofer |
| Dimensions | 6.9W x 8.1D x 10.7H in each | 15.7"H x 7.9"W x 9.8"D (400 x 200 x 250 mm) |
| Weight | 11.5 lbs (5.2 kg) (active), 8.6 lbs (3.9 kg) (passive) | 20.9 lbs (9.5 kg) each |
| Amplifier Power | 200W peak Class D (100W RMS total) | 150W total |
| Inputs | Bluetooth aptX, RCA phono preamp, 2x optical | XLR/TRS, AES/EBU (BNC), RJ45 network control |
| Bluetooth Codecs | SBC, aptX | - |
| Country | Canada (design) | - |
| Spinorama Preference Score | 3.37 | 4.29 |
| Spinorama Preference Score with Perfect Sub | 5.98 | 6.23 |
| Subwoofer Output | Yes | - |
| Outputs | Subwoofer | - |
| Bass Extension (-10dB) | - | 39Hz (measured, Erin's Audio Corner) |
| Bass Extension (-3dB) | - | 45Hz (measured, Erin's Audio Corner) |
| App | - | Kali Audio DSP software (free download) |
| Bluetooth | - | No |
| EQ | - | Yes, per-speaker DSP |
| Frequency Response | - | 39Hz - 35kHz ±10dB (47Hz - 21kHz ±3dB, Manufacturer specified) |
| Maximum SPL | - | 117dB (manufacturer specified) |
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Prices on this page were last checked September 16, 2026 at 12:41 AM UTC. Product prices and availability are accurate as of that date/time and are subject to change; the price and availability shown on Amazon at the time of purchase will apply to the purchase of this product.
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The Two Speakers In Full
Kanto YU6: $579.99 per pair Amazon eBay
Pros: ASR’s measurements give preference scores of 3.37 standalone and 5.98 with an ideal subwoofer, stronger than several smaller lifestyle pairs. Phono input, optical connections and remote control make it useful for a simple multi-source system. The overall response trend is close to level rather than strongly tilted.
Cons: Local response variation remains despite the mild overall tilt: the midrange span is 3.8dB and listening-window narrow-band deviation is 0.419. Bass reaches -3dB around 75Hz, so the preference model’s 58Hz LFX value should not be quoted as full-level bass extension. A subwoofer improves bandwidth but does not remove tonal irregularities.
Full Kanto YU6 review and specifications →
| Amplifier Power | 200W peak Class D (100W RMS total) |
|---|---|
| Bluetooth Codecs | SBC, aptX |
| Country | Canada (design) |
| Dimensions | 6.9W x 8.1D x 10.7H in each |
| Drivers | 1" silk dome tweeter, 5.25" Kevlar woofer |
| Enclosure | 2-way active, MDF cabinet |
| Inputs | Bluetooth aptX, RCA phono preamp, 2x optical |
| Outputs | Subwoofer |
| Spinorama Preference Score | 3.37 |
| Spinorama Preference Score with Perfect Sub | 5.98 |
| Subwoofer Output | Yes |
| Weight | 11.5 lbs (5.2 kg) (active), 8.6 lbs (3.9 kg) (passive) |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
Kali Audio SM-5: $3400 per pair B&H Photo Video eBay
Pros: Erin’s measurements show bass reaching -3dB around 43Hz and a 2.8dB midrange response span. The coaxial mid/tweeter and large waveguide give useful consistency horizontally and vertically, reducing sensitivity to listening height. Built-in per-speaker DSP and mounting options make placement flexible. Existing testing reports low midrange distortion at 96dB. Measured bass extension of 45Hz (-3dB).
Cons: Scores of 4.29 standalone and 6.23 with an ideal subwoofer are good but below the leading reference monitors, so its advanced driver layout does not justify a near-top ranking by itself. A small upper-midrange irregularity remains. The five-inch woofer and limiter constrain loud bass; the review places compression onset roughly in the 96-102dB/1m region.
Full Kali Audio SM-5 review and specifications →
| Amplifier Power | 150W total |
|---|---|
| App | Kali Audio DSP software (free download) |
| Bass Extension (-10dB) | 39Hz (measured, Erin's Audio Corner) |
| Bass Extension (-3dB) | 45Hz (measured, Erin's Audio Corner) |
| Bluetooth | No |
| Dimensions | 15.7"H x 7.9"W x 9.8"D (400 x 200 x 250 mm) |
| Drivers | 1" coaxial tweeter, 4" coaxial midrange, 5" mid-bass woofer |
| EQ | Yes, per-speaker DSP |
| Frequency Response | 39Hz - 35kHz ±10dB (47Hz - 21kHz ±3dB, Manufacturer specified) |
| Inputs | XLR/TRS, AES/EBU (BNC), RJ45 network control |
| Maximum SPL | 117dB (manufacturer specified) |
| Spinorama Preference Score | 4.29 |
| Spinorama Preference Score with Perfect Sub | 6.23 |
| Weight | 20.9 lbs (9.5 kg) each |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
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