All Meraki cameras have a DORI section in their datasheet. DORI stands for Detect, Observe, Recognize and Identify. The data sheet shows what the range limit is for each of these categories. The categories are geared towards a human being. Here are the DORI specifications for the MV93:
DORI Specifications (Maximum Resolution)
- Detect (25 ppm/ 8 ppf)
- Observe (63 ppm/ 19 ppf)
- Recognize (125 ppm/ 38 ppf)
- Identify (250 ppm/ 76 ppf)
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(PPM stands for Pixels per Meter, PPF is Pixels per Foot)
Using these specifications, you can Detect a person at 120.4 feet, Observe (roughly) what the person is doing at 47.9 feet, Recognize the general features of a person at 23.9 feet and Identify a person at 12.1 feet.
I have found these specifications for each camera model to be very useful in determining what the best camera model is for a particular location based on what that camera is going to be used for.