Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Aston - Stealth | Shure - SM7B |
|---|---|---|
| Max SPL | 144 dB | 150 dB |
Between the Stealth and SM7B, the Stealth comes out ahead in several specs, while the SM7B wins on max spl. Overall, the Stealth scores 61.9 and the SM7B scores 67.6 on our Mars Score.
Which should you buy?
The SM7B edges ahead on the Mars Score (61.9 vs 67.6), but the 5.7-point gap is small enough that the right pick comes down to which spec advantages matter to you.
The Stealth does not pull ahead on any single popular-comparison spec — its strengths sit in the spec-table groups rather than the headline advantages.
Pick the SM7B if you care most about max spl. Its strongest claims are max spl. The single most decisive one: Max SPL — 4.17% more. 150 dB vs 144 dB.
Both ship with comparable type, polar pattern, connection, so those specs do not separate the two — focus on the differences below.
Bottom line: the SM7B is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Which should you buy: Aston - Stealth or Shure - SM7B?
Shure - SM7B leads the current Mars Score by 5.7 points.The more useful decision is the trade-off behind that result: compare max spl against the way you will actually use the product.
Choose Aston - Stealth if…
Aston - Stealth does not lead a decisive measured field here, so choose it for price, ecosystem, design, or availability when those matter more to you.
Choose Shure - SM7B if…
Shure - SM7B has the measurable edge on max spl db.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why Aston - Stealth wins
- No decisive advantages.
Why Shure - SM7B wins
- ▲Max SPL — 4.17% more. 150 dB vs 144 dB.
Spec comparison
Spec
| Spec | Aston - Stealth | Shure - SM7B |
|---|---|---|
| Type | Dynamic | Dynamic |
| Polar pattern | Cardioid | Cardioid |
| Frequency response | 30Hz–20kHz | 50Hz–20kHz |
| Max SPL | 144 dB | 150 dBlead |
Connectivity
| Spec | Aston - Stealth | Shure - SM7B |
|---|---|---|
| Connection | XLR | XLR |
| Headphone out | false | false |