Between the BP40 and MD 445, the BP40 comes out ahead in several specs, while the MD 445 wins on max spl. Overall, the BP40 scores 79.3 and the MD 445 scores 91.2 on our Mars Score.
Which should you buy?
The MD 445 is the clear pick on raw spec strength, leading by 11.9 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
The BP40 doesn't pull ahead on any single popular-comparison spec — its strengths sit in the spec table groups rather than the headline advantages.
Pick the MD 445 if you care most about max spl. Its strongest claims are max spl.
Both ship with comparable type, connection, so those specs don't separate the two — focus on the differences below.
Bottom line: the MD 445 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Audio-Technica - BP40 wins
- No decisive advantages.
Why Sennheiser - MD 445 wins
- ▲Max SPL — 6.08% more. 157 dB vs 148 dB.
Spec comparison
Spec
| Spec | Audio-Technica - BP40 | Sennheiser - MD 445 |
|---|---|---|
| Type | Dynamic | Dynamic |
| Polar pattern | Hypercardioid | Supercardioid |
| Frequency response | 50Hz–16kHz | 40Hz–20kHz |
| Max SPL | 148 dB | 157 dBlead |
Connectivity
| Spec | Audio-Technica - BP40 | Sennheiser - MD 445 |
|---|---|---|
| Connection | XLR | XLR |
| Headphone out | false | false |
Frequently asked
Spec-level deep dives
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