There are multiple Arlo Essential wire-free cameras across three generations.
Arlo Essential Security Camera (3rd Gen):
Essential Security Camera 2K/HD (3rd Gen) VMC3080 and VMC2080
Essential XL Security Camera 2K/HD (3rd Gen) VMC3082 and VMC2082
The difference between the 3rd Gen cameras is the XL version offers a battery that lasts four times longer.
Each camera offers a maximum video resolution of 2K or 1080p HD.
Arlo Essential Outdoor Camera (2nd Generation):
Essential Outdoor Camera 2K/HD (2nd Generation) VMC3050 and VMC2050
Essential XL Outdoor Camera 2K/HD (2nd Generation) VMC3052 and VMC2052
The difference between the 2nd Generation cameras is the XL version offers a battery that lasts two times longer.
Each camera offers a maximum video resolution of 2K or 1080p HD.
Arlo Essential Camera:
Essential Spotlight Camera VMC2030
Essential XL Spotlight Camera VMC2032
Essential Camera VMC2020
The two Essential Spotlight Cameras offer an integrated spotlight with color night vision. The regular Essential Camera does not include a spotlight and uses IR night vision in black and white.
The XL Spotlight camera offers a battery that lasts two times longer than the other cameras.
Each camera has a maximum video resolution of 1080p HD.