| Parameter / Feature | Standard Honda AVR | Honda D-AVR (Digital) | Honda iAVR (Intelligent) |
| Primary System Type | Analog Transistorized Loop | Digital Microprocessor Feedback | Advanced System Matrix (D-AVR + ECU + iGX Governor) |
| Typical Machine Series | EP Series, EG/EC Old Series | EG Series (e.g., EG4000, EG5000, EG6500) | EM & EB Series (e.g., EM5000S, EB6500, EB10000) |
| Sensing Reference Target | Sensor / Auxiliary Winding | Main Winding Directly | Multi-point Sensing Matrix |
| Voltage Regulation Precision | $\le \pm 2.5\% \text{ to } 5.0\%$ | $\mathbf{\le \pm 1.0\%}$ | $\mathbf{\le \pm 1.0\%}$ with 50% reduced fluctuation |
| Output AC Voltage | 120 V / 240 V Dual Output | 120 V / 240 V | 120 V / 240 V |
| Frequency Configuration | 50 Hz / 60 Hz | 50 Hz / 60 Hz | 50 Hz / 60 Hz |
| Current / Load Response | Standard Analog Tracking | Microsecond Digital Tuning | Predicts voltage sag before engine RPM drops |
| Max Surge Capacity | Standard rated limit | Standard rated limit | Holds up to 7000W for 10 Seconds (To start high-amp draws) |
| Thermal Protection | Basic Heat-Sink | Integrated Thermistor Cut-off | Full ECU Thermal Tracking |