Short answer: the Dynaudio LYD 5. It ranks #6 of 100 powered bookshelf speakers by sound quality, rated 4.5/5, at $998; the KEF LS50 Wireless II ranks #18, rated 4.3/5, and costs $2,999, which makes this an easy call rather than a real tradeoff.
The case for the Dynaudio LYD 5: ASR’s Klippel data is substantially stronger than a low ranking suggests: 4.72 standalone and 7.38 with an ideal subwoofer, with a 1.9dB span from 300Hz to 5kHz. Watch for: Bass reaches -3dB around 72Hz, so it gives up low-frequency weight to deeper-reaching monitors.
The KEF LS50 Wireless II is the deeper-bass choice. Erin’s measurements give preference scores of 5.43 standalone and 7.51 with an ideal subwoofer, with a -3dB point around 51Hz. Its bass reaches about 51.3Hz before falling 3dB, against 68Hz for the Dynaudio LYD 5. It keeps a wired aux input, which the Dynaudio LYD 5 lacks. It has an adjustable EQ, which the Dynaudio LYD 5 lacks. Watch for: The 3.0dB response span is good but not reference-leading, and dispersion still varies with frequency.
Buy the Dynaudio LYD 5. It is rated higher for sound quality than the KEF LS50 Wireless II and costs less, so it is the default pick unless a specific strength of the other one matters more to you.
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Specifications Side By Side
| Dynaudio LYD 5 | KEF LS50 Wireless II | |
|---|---|---|
| Price | $998 per pair | $2,999.00 per pair |
| Ranked | #6 of 100 in Medium Size Powered Bookshelf Speakers | #18 of 100 in Medium Size Powered Bookshelf Speakers |
| Bass Extension (-3dB) | 68Hz (measured, Audio Science Review) | 51.3Hz (measured, spinorama.org) |
| Bass Extension (-10dB) | 50Hz (measured, Audio Science Review) | 41.5Hz (measured, spinorama.org) |
| Dimensions | 10.2”H x 6.7”W x 8.3”D (260 x 170 x 211 mm) | 12” x 7.9” x 12.2” (305 x 200 x 311 mm) each |
| Frequency Response | 50Hz - 21kHz (Manufacturer specified) | 45Hz - 28kHz ±3dB |
| Weight | 11.9 lbs (5.4 kg) each | 44.3 lbs (20.1 kg) for the pair |
| Drivers | 5” woofer, 28mm soft dome tweeter | Uni-Q coincident array: 130mm aluminum woofer + 25mm MAT aluminum dome tweeter |
| App | No | KEF Connect (placement EQ presets, source selection, firmware updates) |
| EQ | No | Yes, fixed placement presets (desk/bookshelf/wall-mount) - no automatic room correction |
| DSP | No | - |
| Amplifier Power | 100W total (50W LF, 50W HF) | 280W (LF) + 100W (HF) per speaker, bi-amped |
| Inputs | XLR, RCA | HDMI eARC, optical, digital coaxial, 3.5mm analog, USB-A (service), Ethernet |
| XLR Input | Yes | No |
| RCA Input | Yes | No |
| TRS Input | No | No |
| Optical Input | No | Yes |
| Coaxial Input | No | Yes |
| USB Input | No | No |
| HDMI Input | No | Yes |
| AES Input | No | No |
| Aux Input | No | Yes |
| Bluetooth | No | Yes |
| Bluetooth Version | - | 4.2 |
| Maximum SPL | - | 108dB at 1m (manufacturer specified) |
| Spinorama Preference Score | - | 5.43 |
| Spinorama Preference Score with Perfect Sub | - | 7.51 |
| Subwoofer Output | - | Yes |
| Outputs | - | RCA subwoofer |
Related Speaker Comparisons
How Dynaudio LYD 5 compares with other leading options:
- Dynaudio LYD 5 vs Genelec 8331A
- Neumann KH120 MKII vs Dynaudio LYD 5
- Genelec 8030C vs Dynaudio LYD 5
- Neumann KH80 DSP vs Dynaudio LYD 5
- Dynaudio LYD 5 vs Genelec 8330A
Prices on this page were last checked October 9, 2026 at 8:01 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
Dynaudio LYD 5: $998 per pair B&H Photo Video eBay
Pros: ASR’s Klippel data is substantially stronger than a low ranking suggests: 4.72 standalone and 7.38 with an ideal subwoofer, with a 1.9dB span from 300Hz to 5kHz. Low listening-window narrow-band deviation of 0.242 supports relatively uncolored midrange reproduction. It is particularly competitive when used with a subwoofer rather than judged only by bass reach. Measured bass extension of 68Hz (-3dB).
Cons: Bass reaches -3dB around 72Hz, so it gives up low-frequency weight to deeper-reaching monitors. The existing review identifies a dip near 1.6kHz, upper-bass emphasis and uneven crossover-region dispersion. These issues and limited deep-bass capability keep it below the leading all-rounders despite its strong bass-normalized score. A subwoofer does not correct upper-frequency directivity errors.
Full Dynaudio LYD 5 review and specifications →
| AES Input | No |
|---|---|
| Amplifier Power | 100W total (50W LF, 50W HF) |
| App | No |
| Aux Input | No |
| Bass Extension (-10dB) | 50Hz (measured, Audio Science Review) |
| Bass Extension (-3dB) | 68Hz (measured, Audio Science Review) |
| Bluetooth | No |
| Coaxial Input | No |
| DSP | No |
| Dimensions | 10.2”H x 6.7”W x 8.3”D (260 x 170 x 211 mm) |
| Drivers | 5” woofer, 28mm soft dome tweeter |
| EQ | No |
| Frequency Response | 50Hz - 21kHz (Manufacturer specified) |
| HDMI Input | No |
| Inputs | XLR, RCA |
| Optical Input | No |
| RCA Input | Yes |
| TRS Input | No |
| USB Input | No |
| Weight | 11.9 lbs (5.4 kg) each |
| XLR Input | Yes |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
KEF LS50 Wireless II: $2,999.00 per pair Amazon KEF Crutchfield eBay
Same family: the KEF LSX II LT (smaller bookshelf, ranked lower, rated 4/5), the KEF LSX II (smaller bookshelf, estimated 4.1/5) and the KEF LS60 (floorstanding, rated 4.8/5).
Pros: Erin’s measurements give preference scores of 5.43 standalone and 7.51 with an ideal subwoofer, with a -3dB point around 51Hz. The coincident Uni-Q layout helps preserve tonal consistency across horizontal and vertical listening positions. Low listening-window narrow-band deviation of 0.308 supports relatively clean midrange reproduction. HDMI eARC and streaming functions make it a capable all-in-one stereo system. Measured bass extension of 51.3Hz (-3dB).
Cons: The 3.0dB response span is good but not reference-leading, and dispersion still varies with frequency. Compact bass drivers limit deep-bass output. App placement adjustments are not the same as microphone-based automatic room correction. The price and primary/secondary architecture are practical trade-offs; neither driver geometry nor a single directivity statistic guarantees the best sound in every room.
Full KEF LS50 Wireless II review and specifications →
| AES Input | No |
|---|---|
| Amplifier Power | 280W (LF) + 100W (HF) per speaker, bi-amped |
| App | KEF Connect (placement EQ presets, source selection, firmware updates) |
| Aux Input | Yes |
| Bass Extension (-10dB) | 41.5Hz (measured, spinorama.org) |
| Bass Extension (-3dB) | 51.3Hz (measured, spinorama.org) |
| Bluetooth | Yes |
| Bluetooth Version | 4.2 |
| Coaxial Input | Yes |
| Dimensions | 12” x 7.9” x 12.2” (305 x 200 x 311 mm) each |
| Drivers | Uni-Q coincident array: 130mm aluminum woofer + 25mm MAT aluminum dome tweeter |
| EQ | Yes, fixed placement presets (desk/bookshelf/wall-mount) - no automatic room correction |
| Frequency Response | 45Hz - 28kHz ±3dB |
| HDMI Input | Yes |
| Inputs | HDMI eARC, optical, digital coaxial, 3.5mm analog, USB-A (service), Ethernet |
| Maximum SPL | 108dB at 1m (manufacturer specified) |
| Optical Input | Yes |
| Outputs | RCA subwoofer |
| RCA Input | No |
| Spinorama Preference Score | 5.43 |
| Spinorama Preference Score with Perfect Sub | 7.51 |
| Subwoofer Output | Yes |
| TRS Input | No |
| USB Input | No |
| Weight | 44.3 lbs (20.1 kg) for the pair |
| XLR Input | No |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
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