| Reference | Frequency (MHz) | Dimensions (mm2) | Gain (dBi) | l-BW (MHz) | Antenna Efficiency (%) | RF_DC Conversion Efficiency (%) |
| [12] | 2400 | 47 × 47 | 1.1 | 400 | 70 | - |
| [13] | 2450 | 135 × 128 | 9.8 | 900 | 72.5 | 38 |
| [14] | 2450 | 70 × 70 | 4.31 | 700 | 70 | 55 |
| [15] | 1800 | 45 × 45 | 3.9 | 110 | - | 61 |
| [16] | 2450 | 48 × 48 | 3.5 | 350 | 95 | 70 |
| This work | 2450 | 40 × 40 | 3.39 | 261 | 98.9 | 86 |