1. On-Resistance (Rds(on)) and Current Capability: The Rds(on) of the SIHA14N60E (309 mΩ) is approximately half that of the AOTF11N60 (650 mΩ). At the same current, this results in significantly lower conduction loss, higher efficiency, and reduced heat generation in the SIHA device. Its higher rated current (13A vs. 11A) is also a direct consequence of this lower Rds(on). 2. Gate Charge (Qg): The Qg of the SIHA14N60E (64 nC) is more than double that of the AOTF11N60 (30.6 nC). This indicates that switching the SIHA device requires more charge from the gate driver, demanding higher drive current. In high-frequency switching applications, this leads to increased gate drive losses and switching losses, potentially limiting the maximum achievable switching frequency. 3. Power Dissipation Capability: The SIHA14N60E is rated for 147W (Tc), which is substantially higher than the AOTF11N60's 50W rating. The critical distinction lies in the specified conditions: the SIHA parameter is based on case temperature (Tc), while the AOTF11N60 parameter is typically specified at ambient temperature (Ta). Under equivalent thermal conditions, the SIHA device can handle greater continuous power, demonstrating superior thermal performance. However, a direct numerical comparison is misleading due to the differing reference conditions.