| Light source | 250W metal halide lamp (MH) | 250W high voltage sodium lamp (HPS) | 150W 150W Tonxen metal halide lamp | LED196W |
| Lamp power (H) | 280 | 285 | 170 | 121 |
| Power consumption per year(kw/h) 10 hours/day*365 days | 1021 | 1041 | 620 | 774 |
| Co2 discharge amount per year (kg) | 1007 | 2025 | 611 | 762 |
| Co2 discharge amount per year (kg) | 4.7 | 4.8 | 2.9 | 3.6 |
| Nitrogen oxides discharge amount per year (kg) | 3.6 | 3.7 | 2.2 | 2.8 |
| Smoke and dust discharge amount per year (kg) | 1.9 | 1.8 | 1.1 | 1.4 |
| Total discharge amount per year (kg) | 1017.2 | 10.5.3 | 617.2 | 769.8 |
| Decreased discharge amount per year (kg) | 18.1 | --- | 418.1 | 265.5 |
| Discharge reduction ratio | 2% | 21.3% | 70% | 26% |
