| Limelight 1 | Limelight 2 | Limelight 2+ | Limelight 3 | Limelight 3G |
|---|
| I/O | Ethernet, RS-232 Serial (3.3V), USB-A Host Port | Ethernet, USB-A Host Port | Ethernet, USB-A Host Port | Ethernet, USB-A Host Port, CAN Bus, I2C | Ethernet, USB-C |
| Color Pipeline Performance | 90fps @ 320x240 | 90fps @ 320x240 | 90fps @ 320x240 | 90fps @ 640x480 | 120FPS @ 1280x800, 240fps @ 640x480 |
| AprilTag Performance | 6fps @ 1280x960, 2x downscale | 6fps @ 1280x960, 2x downscale | 7fps @ 1280x960, 2x downscale | 20fps @ 1280x960, 2x downscale, 50fps @ 640x480, 2x downscale | 20fps @ 1280x960, 2x downscale, 50fps @ 640x480, 2x downscale |
| Weight | | .169 lb | .169 lb | .169 lb | .24 lb |
| FOV | | H:62.5 V:48.9 | H:62.5 V:48.9 | H:62.5 V:48.9 | H:82 V:56.2 |
| Input Voltage | 4.1V-16V | 4.1V-16V | 4.1V-16V | 4.1V-16V | 4.1V-16V |
| Max Power Consumption | 10W | 13W | 7W | 7W | 4W |
| Illumination | 400 lumens | 450 lumens | 500 lumens | 600 lumens | None |
| Brownout Voltage | 4.1V (7V LEDs) | 4.1V (7V LEDs) | 4.1V (7V LEDs) | 4.1V (7V LEDs) | 4.1V |
| Upgrades from previous version | | Smaller, ESD Protection, Tougher Enclosure | 15% faster, constant brightness LEDs across entire temperature range, red button, 40% reduction in power consumption | Hardware EEPROM for camera calibration, 35% faster, 30% smaller, Gigabit Ethernet, 5gbps USB 3.0, Zero Ethernet Drops | Black Anodized CNC Aluminum Enclosure, Fanless, Monocrhome Global Shutter, USB-C functionality |