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Comparison Chart high Pressure Sodium vs. LED Street Lights

Below you can find all the technical parameters of the High Pressure Sodium, HPS, lights versus the LED Street Lights and the pro's and con's of both of the lights:

High Pressure Sodium Light vs LED Street Light
Items
High Pressure Sodium Light - HPS
LED Street Light
Photometric Performance
Bad
Excellent
Radiator Performance
Bad
Excellent
Electric Performance
Electric Shock Easy (High Voltage)
Safe (Low Voltage)

Working Life

Short (5,000 hours)

Quite Long (>50,000 hours)

Working Voltage Range

Narrow (±7%)

Wide (±20%)

Power Consumption

Quite High

Quite Low

Startup Speed

Quite Slow (Over 10 minutes)

Rapid (2 seconds)

Strobe

Yes (Alternating Current Drive)

No (Direct Current Drive)

Optical Efficiency

Low

High

Color Index / Distinguish Feature

Bad, Ra <50 (The Color Of Object Is Faith, Boring, Hypnosis)

Good, Ra >75 (The Color Of Object Is Fresh, Veritable And Comfortable)

Color Temperature

Quite Low (Yellow Or Amber , Uncomfortable)

Ideal Color Temperature (Comfortable)

Bad Glare

Strong Glare (Dazzle)

No Harmful Glare

Light Pollution

Strong
No

Heating

Serious (>300°C)

Cold Light (<60°C)

Lampshade Turn Dark

Easy (Absorb Dust)

No (Static Proof)

Lamp Aging Turn Yellow

In A Short Time

No

Shockproof Performance

Bad (Fragile)

Good (No Filament Nor Glass)

Environment Pollution

Contains Lead Element Etc.

No

Maintenance Cost

High

Quite Low

Product Cubage

Big

Small (Slim Appearance)

Product Weight

Heavy

Light

Cost-Effective

Low
High

Integrated Performance

Bad
Excellent


Interested in prices or more information about our LED street Lights?
Manual High Power LED Street Light Model SP90