| Model | 
P6158 | 
P6150 |
| Description | Passive Probe, Low Capacitance, 3GHz, 20:1, Max 22V, SMA | Passive Probe, Low Capacitance, 3 / 9GHz, 1:1 / 10:1, Max 12.5V, BNC |
| Bandwidth | 3 GHz | 3 / 9 GHz |
| Risetime | 100 ps | 170 ps / 38.8 ps |
| Switchable | No | Yes |
| Attenuation | 20:1 | 1:1 / 10:1 |
| Attenuation Accuracy (% + or -) | | |
| Input Capacitance (pF) | | NA / 0.15 |
| Instrument Input | 50 ohm | 50 ohm / 50 ohm |
| Interface | BNC | SMA |
| Readout Actuator | Yes | No |
| Ground Reference | No | No |
| Cable Length inches (meters) | 47 (1.2) | 39 (1) |
| Max Voltage | 22V RSM | 12.5V RMS limited by scope input or 42V RMS |
| Tip/Head Style | 3.5mm Compact | 4mm |
| Manufacturer's Warranty | 1-year | 1-year |