Short answer: the Devialet Phantom II 98 dB on measured sound quality, the Vanatoo Transparent One Encore Plus on price. The Devialet Phantom II 98 dB ranks #9 of 65 powered bookshelf speakers at $2998. The Vanatoo Transparent One Encore Plus ranks #15 at $699.99, $2298.01 cheaper.
What the Devialet Phantom II 98 dB offers: The manufacturer-supplied measurement shows unusually deep bass for the enclosure size: -3dB at 30Hz. Scores of 6.07 standalone and 7.15 with an ideal subwoofer suggest that its appeal is not limited to bass quantity. Integrated amplification and network playback can replace several components, and its 2.3dB midrange response span is reasonably even. Watch for: Small-enclosure bass extension at the measurement level does not guarantee the same response at high volume. Stereo requires two units, and the integrated architecture offers less system flexibility than conventional monitors.
What the Vanatoo Transparent One Encore Plus offers: Erin’s Klippel data combines a small 1.7dB midrange response span with a -3dB point around 44Hz. Scores of 4.68 standalone and 6.49 with an ideal subwoofer make it an attractive standalone system as well as a subwoofer partner. Remote tone controls, multiple digital and analog inputs, and automatic subwoofer crossover engagement simplify setup. Watch for: A mild 4-6kHz edge and a smaller 1-2kHz recession were audible in the review, so its smooth midrange summary does not mean there is nothing to improve with EQ. No HDMI ARC. Deep bass and louder playback still benefit from a subwoofer; amplifier wattage alone does not establish clean room-filling output.
Buy the Devialet Phantom II 98 dB if sound quality is the priority over the price, or the Vanatoo Transparent One Encore Plus if the price is the priority over sound quality.
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Specifications Side By Side
| Devialet Phantom II 98 dB | Vanatoo Transparent One Encore Plus | |
|---|---|---|
| Price | $2,998 per pair | $699.99 per pair |
| Ranked | #9 of 65 in Medium Size Powered Bookshelf Speakers | #15 of 65 in Medium Size Powered Bookshelf Speakers |
| Bass Extension (-3dB) | 30Hz (measured, spinorama.org) | 42Hz (measured, Erin's Audio Corner) |
| Bass Extension (-10dB) | approximately 22.6Hz (measured, spinorama.org) | 34Hz (measured, Erin's Audio Corner) |
| Drivers | One aluminum full-range driver; two aluminum bass drivers | 5.25" aluminum-cone woofer with XBL motor, 5.25" passive radiator (rear), 1" aluminum dome tweeter with waveguide and phase plug |
| Inputs | Wi-Fi, Ethernet, Bluetooth, AirPlay 2, Spotify Connect, UPnP, Roon Ready, analog/optical combo jack | USB, Optical, Coax, Analog, Bluetooth |
| Bluetooth Codecs | SBC, AAC | SBC, AAC, aptX, aptX HD |
| Amplifier Power | 400W RMS each | 240W total (100W + 20W Class D amplifiers per enclosure) |
| Dimensions | 6.6 x 6.2 x 8.6 in each | 10" x 6.5" x 8" (254 x 165 x 203 mm) |
| Weight | 9.5 lbs (4.3 kg) each | 10.8 lbs (4.9 kg) (passive unit), 12.1 lbs (5.5 kg) (active unit) |
| Maximum SPL | 98dB at 1m each (manufacturer specified) | - |
| Spinorama Preference Score | 6.07 | 4.68 |
| Spinorama Preference Score with Perfect Sub | 7.15 | 6.49 |
| Frequency Response | - | 48Hz - 20kHz ±3dB (manufacturer specified, Flat mode) |
| Subwoofer Output | - | Yes |
| Outputs | - | RCA subwoofer |
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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
Devialet Phantom II 98 dB: $2,998 per pair Devialet eBay
Pros: The manufacturer-supplied measurement shows unusually deep bass for the enclosure size: -3dB at 30Hz. Scores of 6.07 standalone and 7.15 with an ideal subwoofer suggest that its appeal is not limited to bass quantity. Integrated amplification and network playback can replace several components, and its 2.3dB midrange response span is reasonably even. Measured bass extension of 30Hz (-3dB).
Cons: Small-enclosure bass extension at the measurement level does not guarantee the same response at high volume. Stereo requires two units, and the integrated architecture offers less system flexibility than conventional monitors.
Full Devialet Phantom II 98 dB review and specifications →
| Amplifier Power | 400W RMS each |
|---|---|
| Bass Extension (-10dB) | approximately 22.6Hz (measured, spinorama.org) |
| Bass Extension (-3dB) | 30Hz (measured, spinorama.org) |
| Bluetooth Codecs | SBC, AAC |
| Dimensions | 6.6 x 6.2 x 8.6 in each |
| Drivers | One aluminum full-range driver; two aluminum bass drivers |
| Inputs | Wi-Fi, Ethernet, Bluetooth, AirPlay 2, Spotify Connect, UPnP, Roon Ready, analog/optical combo jack |
| Maximum SPL | 98dB at 1m each (manufacturer specified) |
| Spinorama Preference Score | 6.07 |
| Spinorama Preference Score with Perfect Sub | 7.15 |
| Weight | 9.5 lbs (4.3 kg) each |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
- Devialet Phantom II 98 dB vs Genelec 8020D
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- Devialet Phantom II 98 dB vs Klipsch The Fives
- Devialet Phantom II 98 dB vs Dynaudio LYD 5
- Devialet Phantom II 98 dB vs JBL 305P MKII
- Devialet Phantom II 98 dB vs Neumann KH80 DSP
- Devialet Phantom II 98 dB vs KEF LS50 Wireless II
- Devialet Phantom II 98 dB vs Genelec 8030C
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Vanatoo Transparent One Encore Plus: $699.99 per pair Amazon eBay
Pros: Erin’s Klippel data combines a small 1.7dB midrange response span with a -3dB point around 44Hz. Scores of 4.68 standalone and 6.49 with an ideal subwoofer make it an attractive standalone system as well as a subwoofer partner. Remote tone controls, multiple digital and analog inputs, and automatic subwoofer crossover engagement simplify setup. Measured bass extension of 42Hz (-3dB).
Cons: A mild 4-6kHz edge and a smaller 1-2kHz recession were audible in the review, so its smooth midrange summary does not mean there is nothing to improve with EQ. No HDMI ARC. Deep bass and louder playback still benefit from a subwoofer; amplifier wattage alone does not establish clean room-filling output.
Full Vanatoo Transparent One Encore Plus review and specifications →
| Amplifier Power | 240W total (100W + 20W Class D amplifiers per enclosure) |
|---|---|
| Bass Extension (-10dB) | 34Hz (measured, Erin's Audio Corner) |
| Bass Extension (-3dB) | 42Hz (measured, Erin's Audio Corner) |
| Bluetooth Codecs | SBC, AAC, aptX, aptX HD |
| Dimensions | 10" x 6.5" x 8" (254 x 165 x 203 mm) |
| Drivers | 5.25" aluminum-cone woofer with XBL motor, 5.25" passive radiator (rear), 1" aluminum dome tweeter with waveguide and phase plug |
| Frequency Response | 48Hz - 20kHz ±3dB (manufacturer specified, Flat mode) |
| Inputs | USB, Optical, Coax, Analog, Bluetooth |
| Outputs | RCA subwoofer |
| Spinorama Preference Score | 4.68 |
| Spinorama Preference Score with Perfect Sub | 6.49 |
| Subwoofer Output | Yes |
| Weight | 10.8 lbs (4.9 kg) (passive unit), 12.1 lbs (5.5 kg) (active unit) |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
- Vanatoo Transparent One Encore Plus vs IK Multimedia iLoud MTM MKII
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