Short answer: the GR-Research NX-Studio if sound quality matters most, the MoFi SourcePoint 8 if price matters most. The GR-Research NX-Studio ranks #4 of 130 bookshelf speakers at $3630. The MoFi SourcePoint 8 ranks #17 at $2594, $1036 cheaper.
What the MoFi SourcePoint 8 offers: 8” twin-drive concentric driver paired with a 1.25” soft dome tweeter, in a diffraction-reducing baffle design; rated 47Hz-30kHz. Notably more neutral and true-to-source than its sibling SourcePoint 10, which the reviewer found a bit too bright in the treble by comparison - measured about 4-5dB less high-frequency output. Excellent imaging: passed multiple stereo-panning and depth tests, including smooth continuous left-to-right pans without wobble and correct front-to-back layering of vocals versus percussion. Wide horizontal dispersion of about ±60°, broader than the reviewer expected from a coaxial design, and forgiving enough in placement that about 10° of toe-out variance and moving above or below the tweeter axis both still sound good. Excellent dynamic range and compression linearity - about 26dB of headroom up to 102dB/1m equivalent, with issues only appearing below about 60Hz. 8-ohm nominal impedance made it easy to drive on everything from a budget Denon AVR to a high-end Macintosh amplifier. No significant evidence of woofer-cone modulation distortion affecting the tweeter, even at 96dB/1m. Watch for: Like other coincident designs, produces diffraction dips around 4kHz and 7kHz when pointed directly on-axis; needs about 10-15° of toe-out to smooth those out. The rear-ported cabinet (two ports) means it can’t be placed too close to a wall without the bass becoming overblown - the reviewer settled on about 2 feet of clearance. F3 of 52Hz and F10 of 43Hz mean genuine deep bass tops out in the mid-40s Hz in-room - a subwoofer is still needed for true low-end extension. Harmonic distortion crosses the reviewer’s 3% threshold at 96dB (though it’s second-order and less audibly significant), and multitone distortion becomes noticeably more audible at that same output level. Vertical response doesn’t perfectly mirror horizontal, since the cabinet is a rectangle rather than a perfect square around the driver.
What the GR-Research NX-Studio offers: Ultra clean burst decay/waterfall plot. Amazingly open sounding due to the semi open baffle Neo3 ribbon tweeter, will image better than any other bookshelf speaker. Neo3 ribbon tweeter is one of the best ribbons around for detail. Bass will be very tight and fast due to the sealed enclosure, but may possibly need a sub. Watch for: Bass will be very tight but won’t be quite as deep as others due to the sealed woofer enclosure.
Buy the MoFi SourcePoint 8 if the price matters more than sound quality. Buy the GR-Research NX-Studio if sound quality matters more than the price.
Want more options? Browse the full Passive Home rankings.
Specifications Side By Side
| MoFi SourcePoint 8 | GR-Research NX-Studio | |
|---|---|---|
| Price | $2594 per pair | $3630 per pair |
| Ranked | #17 of 130 in Large Size Bookshelf Speakers | #4 of 130 in Large Size Bookshelf Speakers |
| Bass Extension (-10dB) | 43Hz (measured, Erin's Audio Corner) | - |
| Bass Extension (-3dB) | 52Hz (measured, Erin's Audio Corner) | - |
| Dimensions | 18"H x 11.4"W x 13.2"D (457.2 x 289.6 x 335.3 mm) | 18"H x 8.5"W x 15.5"D (457.2 x 215.9 x 393.7 mm) |
| Impedance | 8 ohms nominal (8 ohms minimum above 80Hz, measured, Erin's Audio Corner) | 8 ohms |
| Sensitivity | 86.3dB (measured, Erin's Audio Corner) | 87dB |
| Drivers | 8" woofer, 1.25-inch soft-dome tweeter | GR-Research M165NQ 6.5" paper cone, non-resonant polymer frame, copper shorting rings and aluminum phase plug sealed enclosure woofer, GR-Research Neo3 Planar Magnetic Ribbon open baffle tweeter |
| Weight | 28 lbs (12.7 kg) each | 20.5 lbs (9.3 kg) each |
| Woofer Cabinet | ported, rear | sealed |
| Spinorama Preference Score | 4.39 | - |
| Spinorama Preference Score with Perfect Sub | 6.53 | - |
Related Speaker Comparisons
More worthwhile head-to-heads for GR-Research NX-Studio:
- GR-Research NX-Studio vs Perlisten S4b
- GR-Research NX-Studio vs KEF Reference 1 Meta
- GR-Research NX-Studio vs March Audio Sointuva AWG
- AsciLab C6B vs GR-Research NX-Studio
- Audio First Cadentia 3 vs GR-Research NX-Studio
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
MoFi SourcePoint 8: $2594 per pair Crutchfield eBay
Pros: 8” twin-drive concentric driver paired with a 1.25” soft dome tweeter, in a diffraction-reducing baffle design; rated 47Hz-30kHz. Notably more neutral and true-to-source than its sibling SourcePoint 10, which the reviewer found a bit too bright in the treble by comparison - measured about 4-5dB less high-frequency output. Excellent imaging: passed multiple stereo-panning and depth tests, including smooth continuous left-to-right pans without wobble and correct front-to-back layering of vocals versus percussion. Wide horizontal dispersion of about ±60°, broader than the reviewer expected from a coaxial design, and forgiving enough in placement that about 10° of toe-out variance and moving above or below the tweeter axis both still sound good. Excellent dynamic range and compression linearity - about 26dB of headroom up to 102dB/1m equivalent, with issues only appearing below about 60Hz. 8-ohm nominal impedance made it easy to drive on everything from a budget Denon AVR to a high-end Macintosh amplifier. No significant evidence of woofer-cone modulation distortion affecting the tweeter, even at 96dB/1m. Measured bass extension of 52Hz (-3dB), with a measured sensitivity of 86.3dB.
Cons: Like other coincident designs, produces diffraction dips around 4kHz and 7kHz when pointed directly on-axis; needs about 10-15° of toe-out to smooth those out. The rear-ported cabinet (two ports) means it can’t be placed too close to a wall without the bass becoming overblown - the reviewer settled on about 2 feet of clearance. F3 of 52Hz and F10 of 43Hz mean genuine deep bass tops out in the mid-40s Hz in-room - a subwoofer is still needed for true low-end extension. Harmonic distortion crosses the reviewer’s 3% threshold at 96dB (though it’s second-order and less audibly significant), and multitone distortion becomes noticeably more audible at that same output level. Vertical response doesn’t perfectly mirror horizontal, since the cabinet is a rectangle rather than a perfect square around the driver.
Full MoFi SourcePoint 8 review and specifications →
| Bass Extension (-10dB) | 43Hz (measured, Erin's Audio Corner) |
|---|---|
| Bass Extension (-3dB) | 52Hz (measured, Erin's Audio Corner) |
| Dimensions | 18"H x 11.4"W x 13.2"D (457.2 x 289.6 x 335.3 mm) |
| Drivers | 8" woofer, 1.25-inch soft-dome tweeter |
| Impedance | 8 ohms nominal (8 ohms minimum above 80Hz, measured, Erin's Audio Corner) |
| Sensitivity | 86.3dB (measured, Erin's Audio Corner) |
| Spinorama Preference Score | 4.39 |
| Spinorama Preference Score with Perfect Sub | 6.53 |
| Weight | 28 lbs (12.7 kg) each |
| Woofer Cabinet | ported, rear |
- Links
- Reviews, Comparisons and Sound Samples
- Erin’s Audio Corner: Why Do People Love the MoFi SourcePoint 8? More from Erin’s Audio Corner →
- Erin’s Audio Corner Website MoFi SourcePoint 8
- Erin’s Audio Corner: Upgrade Your Sound with These 6 Surprisingly Affordable Speakers!
- Erin’s Audio Corner: My Personal Favorite Speakers Under $2500
- Erin’s Audio Corner: My Top Picks of 2023: Must-Haves Under $3000
- GR-Research: Danny Tackles Andrews Jones: The Source Point 8! Spoiler Alert (It’s Really Good) More from GR-Research →
- Erin’s Audio Corner Measurements (spinorama.org)
- Head-to-Head Comparisons
- MoFi SourcePoint 8 vs Buchardt Audio E50
- MoFi SourcePoint 8 vs KEF R3
- MoFi SourcePoint 8 vs Epos ES14N
- MoFi SourcePoint 8 vs AsciLab F6Bs
- MoFi SourcePoint 8 vs Wharfedale Aura 2
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- MoFi SourcePoint 8 vs KEF Q Concerto Meta
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- See all 57 comparisons
GR-Research NX-Studio: $3630 per pair Gr-research eBay
Pros: Ultra clean burst decay/waterfall plot. Amazingly open sounding due to the semi open baffle Neo3 ribbon tweeter, will image better than any other bookshelf speaker. Neo3 ribbon tweeter is one of the best ribbons around for detail. Bass will be very tight and fast due to the sealed enclosure, but may possibly need a sub.
Cons: Bass will be very tight but won’t be quite as deep as others due to the sealed woofer enclosure.
Full GR-Research NX-Studio review and specifications →
| Dimensions | 18"H x 8.5"W x 15.5"D (457.2 x 215.9 x 393.7 mm) |
|---|---|
| Drivers | GR-Research M165NQ 6.5" paper cone, non-resonant polymer frame, copper shorting rings and aluminum phase plug sealed enclosure woofer, GR-Research Neo3 Planar Magnetic Ribbon open baffle tweeter |
| Impedance | 8 ohms |
| Sensitivity | 87dB |
| Weight | 20.5 lbs (9.3 kg) each |
| Woofer Cabinet | sealed |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
- GR-Research NX-Studio vs KEF Reference 1 Meta
- GR-Research NX-Studio vs March Audio Sointuva AWG
- GR-Research NX-Studio vs Perlisten S4b
- GR-Research NX-Studio vs AsciLab C6B
- GR-Research NX-Studio vs Audio First Cadentia 3
- GR-Research NX-Studio vs KEF R3 Meta
- GR-Research NX-Studio vs KEF Q Concerto Meta
- GR-Research NX-Studio vs Wharfedale Aura 2
- See all 48 comparisons