When selecting the best microphones for video calls, we took into account various factors. Our top picks for different scenarios are the Blue Snowball for solo speakers who want a simple and affordable USB microphone, the Rode NT-USB for solo speakers who want a more advanced and versatile USB microphone, the Samson Go Mic for group speakers who want a portable and compact USB microphone, and the Shure SM58 for group speakers who want a professional and powerful XLR microphone. The Blue Snowball has a cardioid polar pattern, a frequency response of 40 Hz to 18 kHz, a sensitivity of -10 dB, and a signal-to-noise ratio of 89 dB. It also has switchable omnidirectional mode for group calls and comes in different colors. The Rode NT-USB has a cardioid polar pattern, a frequency response of 20 Hz to 20 kHz, a sensitivity of -16 dB, and a signal-to-noise ratio of 96 dB. It also has a headphone jack, volume control, pop filter, and tripod stand. It can also work with smartphones and tablets via an adapter. The Samson Go Mic has a switchable cardioid and omnidirectional polar pattern, a frequency response of 20 Hz to 18 kHz, a sensitivity of -47 dB, and a signal-to-noise ratio of 89 dB. It also features a headphone jack, clip-on design, foldable stand, and fits in your pocket. Lastly, the Shure SM58 has a cardioid polar pattern, frequency response of 50 Hz to 15 kHz, sensitivity of -54.5 dB, signal-to-noise ratio of 94 dB as well as built-in shock mount, pop filter and rugged metal construction. It can handle high sound pressure levels and deliver crisp and clear vocals.