Audio-Technica BP40 vs Shure SM58
A side-by-side look at Audio-Technica BP40 and Shure SM58 for podcasters: pricing, features, and where each one wins.
Audio-Technica BP40
Large-diaphragm dynamic with a hypercardioid pattern for demanding broadcast environments
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Shure SM58
The world's most gigged dynamic mic, now in your home studio
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Check price on AmazonAt a glance
| Audio-Technica BP40 | Shure SM58 | |
|---|---|---|
| Starting price | See site | See site |
| Free plan | No | No |
| Free trial | No | No |
| Best for | Broadcast and radio-style podcasters who want the noise rejection of a dynamic with more diaphragm surface than a standard moving coil | Podcasters who need a dead-simple, road-proven dynamic mic that handles poor room acoustics |
Key features
Audio-Technica BP40
- Frequency response 50 Hz to 16 kHz
- Large-diaphragm hypercardioid dynamic XLR, no phantom power required
- 37mm moving-coil capsule on internal flexible suspension
- Switchable 100 Hz low-frequency roll-off
- Output impedance 450 ohms, weight 632 g
- Deep null points at 120 and 240 degrees off-axis
Shure SM58
- Dynamic cardioid XLR, no phantom power needed
- Frequency response 50 Hz to 15 kHz
- Output impedance 300 ohms
- Built-in spherical wind and pop filter
- Weight 298 g, all-metal construction
- Industry-standard clip and stand adapter included
Pros and cons
Audio-Technica BP40
Pros
- Hypercardioid pattern provides exceptional off-axis rejection
- Large diaphragm dynamics capture more detail than small-capsule alternatives
- Internal mechanical shock isolation reduces stand vibration
- No phantom power required
Cons
- Hypercardioid sweet spot is narrow - off-axis coloration is significant
- Heavy at 632 g - requires a sturdy boom arm
- Needs a quality preamp with adequate gain for dynamic mic levels
Shure SM58
Pros
- Extremely forgiving of close-talking and plosives
- Near-indestructible build, lifetime warranty on cartridge
- Works with any interface, mixer, or preamp - no fuss
- Consistent off-axis rejection for noisy rooms
Cons
- Frequency response rolls off above 15 kHz - lacks airiness of condensers
- Needs a decent preamp for adequate gain at normal speaking distance
- Designed primarily for vocals, not instruments or acoustic sources
The verdict
Choose Audio-Technica BP40 if
Broadcast and radio-style podcasters who want the noise rejection of a dynamic with more diaphragm surface than a standard moving coil.
The BP40 is unusual - it gives you the noise rejection and simplicity of a dynamic microphone with a capsule size closer to a studio condenser. The hypercardioid pattern is tighter than the SM7B's supercardioid, which is a serious advantage…
Choose Shure SM58 if
Podcasters who need a dead-simple, road-proven dynamic mic that handles poor room acoustics.
You will not find a more field-tested vocal mic for the money. The SM58 rejects off-axis noise aggressively, which saves inexperienced podcasters from room reflections destroying their recordings. The caveat is its 15 kHz frequency ceiling - modern condensers go…