Photopic Scotopic Yotopic LED Comparison

Compared Luminaire Photopic Lumens Scotopic Lumens Photopic 1 Replacement Yotopic 2 Replacement Scotopic 3 Replacement
  65 lm/watt 49 lm/watt 90 lm/watt 47.5% Ratio 180 lm/watt
100 Watt High Pressure Sodium 6,500 4,900 72 LED 48 LED 27 LED
150 Watt High Pressure Sodium 9,750 7,350 108 LED 71 LED 41 LED
200 Watt High Pressure Sodium 13,000 9,800 144 LED 95 LED 54 LED
250 Watt High Pressure Sodium 16,250 12,250 181 LED 119 LED 68 LED
400 Watt High Pressure Sodium 26,000 19,600 289 LED 190 LED 109 LED
  85 lm/watt 107 lm/watt 90 lm/watt 65% Ratio 180 lm/watt
100 Watt Multi Vapor Metal Halide 8,500 10,700 94 LED 65 LED 59 LED
150 Watt Multi Vapor Metal Halide 12,750 16,050 142 LED 98 LED 89 LED
200 Watt Multi Vapor Metal Halide 17,000 21,400 189 LED 130 LED 119 LED
250 Watt Multi Vapor Metal Halide 21,250 26,750 236 LED 163 LED 149 LED
400 Watt Multi Vapor Metal Halide 34,000 42,800 378 LED 260 LED 238 LED
1000 Watt Multi Vapor Metal Halide 85,000 107,000 944 LED 615 LED 595 LED
  85 lm/watt 126 lm/watt 90 lm/watt 74% Ratio 180 lm/watt
100 Watt Clear Metal Halide 8,500 12,600 94 LED 74 LED 70 LED
150 Watt Clear Metal Halide 12,750 18,900 142 LED 111 LED 105 LED
200 Watt Clear Metal Halide 17,000 25,200 189 LED 148 LED 140 LED
250 Watt Clear Metal Halide 21,250 31,500 236 LED 185 LED 175 LED
400 Watt Clear Metal Halide 34,000 50,400 378 LED 296 LED 280 LED