Short answer: the Ascend Acoustics Sierra 1 v2. It ranks #3 of 168 bookshelf speakers by sound quality (rated 4.7/5) at $1,000 and is still sold new; the Monitor Audio Silver 50 7G ranks #16 (rated 4.2/5) and is discontinued, so it is only an option used. The Monitor Audio Silver 50 7G’s replacement, the Monitor Audio Silver 50 8G, is rated 4.2/5 at $1,250.
The Ascend Acoustics Sierra 1 v2 is the more accurate, deeper-bass choice. Formaldehyde-free layered bamboo ply cabinet with a 1” dome tweeter over a 5.25” midwoofer, mated by a 4th-order acoustic crossover rather than a stock textbook design. Its measured preference score, a predictor of how neutral it sounds, is 6.65 against 5.40 for the Monitor Audio Silver 50 7G. Its bass reaches about 55Hz before falling 3dB, against 87.9Hz for the Monitor Audio Silver 50 7G. The tradeoff: F3 of 55Hz and F10 of 39Hz mean in-room extension tops out in the mid-40s Hz; the reviewer still recommends a subwoofer for full-range material.
Why pick the Monitor Audio Silver 50 7G: The 7th generation C-CAM Gold Dome tweeter with UD Waveguide II and RST II mid bass driver produce a listening window smoothness score of 0.50 at an accessible price, earning a Hi-Fi News Outstanding Product Award. Watch for: The on axis response trends noticeably upward toward the treble (rising about 0.5dB per octave, a steep tilt), which can read as bright on already bright recordings.
Buy the Ascend Acoustics Sierra 1 v2. It is rated higher for sound quality and still sold new, while the Monitor Audio Silver 50 7G is discontinued.
Want more options? Browse the full Passive Home rankings.
Specifications Side By Side
| Ascend Acoustics Sierra 1 v2 | Monitor Audio Silver 50 7G | |
|---|---|---|
| Price | $1000 per pair | $799 per pair Discontinued |
| Ranked | #3 of 168 in Medium Size Bookshelf Speakers | #16 of 168 in Medium Size Bookshelf Speakers |
| Bass Extension (-10dB) | 39Hz (measured, Erin’s Audio Corner) | 50.7Hz (measured, Erin’s Audio Corner) |
| Bass Extension (-3dB) | 55Hz (measured, Erin’s Audio Corner) | 87.9Hz (measured, Erin’s Audio Corner) |
| Dimensions | 14.2”H x 7.5”W x 10.5”D (361.9 x 190.5 x 266.7 mm) | 11.1”H x 6.5”W x 10.7”D (282 x 165 x 272 mm) |
| Impedance | 8 ohms nominal, 7 ohms minimum (measured, Erin’s Audio Corner) | 8 ohms nominal, 3.9 ohms minimum |
| Sensitivity | 81.5dB (measured, Erin’s Audio Corner) | 86dB @ 2.83V/1m |
| Drivers | 5.25” proprietary mineral-filled polypropylene cone with cast aluminum frame woofer, 26mm aluminum/magnesium alloy dome tweeter with titanium former (SEAS Titan) | 1” C-CAM Gold Dome tweeter, 5.25” C-CAM RST II mid bass driver |
| Weight | 18.5 lbs (8.4 kg) each | 12.3 lbs (5.6 kg) each |
| Woofer Cabinet | ported | - |
| Spinorama Preference Score | 6.65 | 5.40 |
| Spinorama Preference Score with Perfect Sub | 8.61 | 8.01 |
| DIY Kit | No | No |
| Enclosure | - | ported |
| Crossover Frequency | - | 2.6kHz |
| Port Tuning | - | 58Hz |
| Power Handling | - | 100W RMS handling, 40-100W recommended amplifier power |
| Warranty | - | Lifetime, parts and labor |
| Country | - | China |
| Maximum SPL | - | 104dB (manufacturer specified) |
Frequency Response Compared
Both speakers’ spinorama measurements, overlaid. A flatter line is more neutral: peaks sound forward or harsh, dips sound recessed. Each curve is shifted so its average from 300 Hz to 3 kHz sits at 0 dB, so loudness differences between the two are removed and only the shape is compared. The two were measured by different sources, so small differences, especially in the bass, can come from the measurement setup rather than the speakers.
Measurement data: Ascend Acoustics Sierra 1 v2 (measured by the manufacturer) and Monitor Audio Silver 50 7G (measured by Erin’s Audio Corner), via spinorama.org.
Related Speaker Comparisons
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- Ascend Acoustics Sierra 1 v2 vs Audio First Fidelia
- Ascend Acoustics Sierra 1 v2 vs Philharmonic Ceramic Mini
- Ascend Acoustics Sierra 1 v2 vs KEF LS50 Meta
- Ascend Acoustics Sierra 1 v2 vs XMechanik Mechano23 DIY
- Ascend Acoustics Sierra 1 v2 vs Ascend Acoustics HTM-200SE2
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The Two Speakers In Full
Ascend Acoustics Sierra 1 v2: $1000 per pair Ascend Acoustics eBay
Same family: the Ascend Acoustics Sierra-2EX V2 (larger bookshelf, rated 4.3/5), the Ascend Acoustics Sierra-LX (larger bookshelf, rated 4.3/5), the Ascend Acoustics Sierra Titan Tower (floorstanding, rated 4.4/5) and the Ascend Acoustics Sierra Horizon V2 (center, estimated 4.3/5). See every Ascend Sierra generation.
Pros: Formaldehyde-free layered bamboo ply cabinet with a 1” dome tweeter over a 5.25” midwoofer, mated by a 4th-order acoustic crossover rather than a stock textbook design. In-room response is extremely linear (the reviewer called it “textbook”) a clear step up from the earlier V1, which had boxiness around 700Hz-1kHz and sibilance around 4-6kHz. Preference score of 8.4 with a subwoofer (6.8 without), which the reviewer calls topnotch. Wide, even horizontal radiation of about ±70° up to 6kHz. Better vertical directivity than its tweeter-to-woofer spacing would suggest, thanks to the steep 4th-order crossover slopes. No mechanical noise, port chuffing, or woofer bottoming even driven to 96dB/1m. In a three-way comparison against the Dynaudio Emit 20 and a Revel bookshelf model (all around $1,000/pair), measured as the most linear of the three and was the reviewer’s personal pick over both, despite the Dynaudio’s deeper bass and higher output capability. Independent ASR Klippel measurements corroborate Erin’s findings: superb off-axis response with only slight on-axis variations, and an in-room response the reviewer called “incredibly smooth and accurate. Amazing for a non-DSP speaker.” Distortion above 200Hz at 86dB/1m is very low for the class. Measured bass extension of 55Hz (-3dB), with a measured sensitivity of 81.5dB.
Cons: F3 of 55Hz and F10 of 39Hz mean in-room extension tops out in the mid-40s Hz; the reviewer still recommends a subwoofer for full-range material. Diffraction dips appear around 3kHz and 5-6kHz, and the 1” dome tweeter starts beaming above roughly 6.7kHz, narrowing the soundstage radiation in the top octave: a straightforward consequence of dome size rather than a design flaw. At 96dB/1m the 5.25” midwoofer shows increased distortion in the midrange, likely tied to motor topology; high-passing to a subwoofer around 80Hz largely clears it up. Moderate sensitivity (~81-82dB average) with a 7-ohm minimum impedance. ASR’s power-sweep testing found response holds steady up to 96dB SPL/1m, but pushing to 102dB causes midbass below 400Hz to sag with distortion “through the roof”: a harder output ceiling than the 96dB tests alone suggest. Vertical directivity also narrows above about 1kHz, so the reviewer recommends staying at tweeter-axis height for best results.
Full Ascend Acoustics Sierra 1 v2 review and specifications →
| Released | Dec 2023 (2 years ago) |
|---|---|
| Bass Extension (-10dB) | 39Hz (measured, Erin’s Audio Corner) |
| Bass Extension (-3dB) | 55Hz (measured, Erin’s Audio Corner) |
| DIY Kit | No |
| Dimensions | 14.2”H x 7.5”W x 10.5”D (361.9 x 190.5 x 266.7 mm) |
| Drivers | 5.25” proprietary mineral-filled polypropylene cone with cast aluminum frame woofer, 26mm aluminum/magnesium alloy dome tweeter with titanium former (SEAS Titan) |
| Impedance | 8 ohms nominal, 7 ohms minimum (measured, Erin’s Audio Corner) |
| Sensitivity | 81.5dB (measured, Erin’s Audio Corner) |
| Spinorama Preference Score | 6.65 |
| Spinorama Preference Score with Perfect Sub | 8.61 |
| Weight | 18.5 lbs (8.4 kg) each |
| Woofer Cabinet | ported |
- Links
- Reviews, Comparisons and Sound Samples
- Erin’s Audio Corner: NEW! Ascend Acoustics Sierra-1 V2 Review More from Erin’s Audio Corner →
- Erin’s Audio Corner Website Ascend Sierra 1 v2
- Audio Science Review Ascend Sierra 1 v2 More from Audio Science Review →
- Erin’s Audio Corner: 5 AWESOME SPEAKERS Under $1000 You Won’t Regret
- Erin’s Audio Corner: I Tested 250 Speakers So You Don’t Have To!
- Erin’s Audio Corner: My Top Picks of 2023: Must-Haves Under $3000
- Manufacturer Measurements (spinorama.org)
- Head-to-Head Comparisons
- Ascend Acoustics Sierra 1 v2 vs KEF LS50 Meta
- Ascend Acoustics Sierra 1 v2 vs Philharmonic Ceramic Mini
- Ascend Acoustics Sierra 1 v2 vs Audio First Fidelia
- Ascend Acoustics Sierra 1 v2 vs XMechanik Mechano23 DIY
- Ascend Acoustics Sierra 1 v2 vs Ascend Acoustics HTM-200SE2
- Ascend Acoustics Sierra 1 v2 vs Arendal 1961 Monitor
- Ascend Acoustics Sierra 1 v2 vs Ascend Acoustics Luna V2 Mini-Monitor Titan
- Ascend Acoustics Sierra 1 v2 vs Aalto Speakers Aalto 1 EVO
- See all 49 comparisons
Monitor Audio Silver 50 7G: $799 per pair Discontinued Crutchfield eBay
Newer model: the Monitor Audio Silver 50 8G, estimated 4.2/5, released Aug 2026.
Older model: the Monitor Audio Silver RX1 (rated 4.1/5). See every Monitor Audio Silver generation.
Same family: the Monitor Audio Silver 100 7G (larger bookshelf, estimated 4.3/5), the Monitor Audio Silver 200 7G (smallest floorstanding, estimated 4.3/5), the Monitor Audio Silver 300 7G (floorstanding, estimated 4.4/5), the Monitor Audio Silver 500 7G (largest floorstanding, estimated 4.5/5) and the Monitor Audio Silver C250 7G (center, estimated 4.1/5).
Pros: The 7th generation C-CAM Gold Dome tweeter with UD Waveguide II and RST II mid bass driver produce a listening window smoothness score of 0.50 at an accessible price, earning a Hi-Fi News Outstanding Product Award. A HiVe II reflex port system is tuned to 58Hz for real bass weight from a compact 5.25 inch two way. Measured bass extension of 87.9Hz (-3dB).
Cons: The on axis response trends noticeably upward toward the treble (rising about 0.5dB per octave, a steep tilt), which can read as bright on already bright recordings. Off axis sound also tracks the on axis response less consistently than most speakers here. Bass extension is limited to a measured 87.9Hz at -3dB, so a subwoofer is recommended for full range use, and minimum impedance dips to 3.9 ohms at 250Hz. Discontinued.
Full Monitor Audio Silver 50 7G review and specifications →
| Released | Nov 2021 (4 years ago) |
|---|---|
| Bass Extension (-10dB) | 50.7Hz (measured, Erin’s Audio Corner) |
| Bass Extension (-3dB) | 87.9Hz (measured, Erin’s Audio Corner) |
| Country | China |
| Crossover Frequency | 2.6kHz |
| DIY Kit | No |
| Dimensions | 11.1”H x 6.5”W x 10.7”D (282 x 165 x 272 mm) |
| Drivers | 1” C-CAM Gold Dome tweeter, 5.25” C-CAM RST II mid bass driver |
| Enclosure | ported |
| Impedance | 8 ohms nominal, 3.9 ohms minimum |
| Maximum SPL | 104dB (manufacturer specified) |
| Port Tuning | 58Hz |
| Power Handling | 100W RMS handling, 40-100W recommended amplifier power |
| Sensitivity | 86dB @ 2.83V/1m |
| Spinorama Preference Score | 5.40 |
| Spinorama Preference Score with Perfect Sub | 8.01 |
| Warranty | Lifetime, parts and labor |
| Weight | 12.3 lbs (5.6 kg) each |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
- Monitor Audio Silver 50 7G vs Revel M105
- Monitor Audio Silver 50 7G vs ELAC Carina BS243.4
- Monitor Audio Silver 50 7G vs Aalto Speakers Aalto 1 EVO
- Monitor Audio Silver 50 7G vs Ascend Acoustics Luna V2 Mini-Monitor Titan
- Monitor Audio Silver 50 7G vs Arendal 1961 Monitor
- Monitor Audio Silver 50 7G vs Ascend Acoustics HTM-200SE2
- Monitor Audio Silver 50 7G vs XMechanik Mechano23 DIY
- Monitor Audio Silver 50 7G vs Klipsch RP-500M II
- See all 27 comparisons