| Compared with HPS |
| item |
LVD |
MHL |
HPS |
HPM |
| Warranty |
5 years |
no |
no |
no |
| Life span |
Compact: 60,000 hrs |
6,000~20,000hrs High temperature due to the electrode work to change their physical state, it makes ballast not match with the situation, it becomes more and more serious, so that shorten the life span. |
24,000 hrs |
3,000~6,000 hrs |
| Seperated: 100,000 hrs |
the same reason with MHL |
the same reason with MHL |
| Energy-saving performance |
Super |
Poor, high power consumption |
Poor, high power consumption |
Very Poor, very high power consumption |
| Effective efficiency |
150 Plm/W |
110~140 Plm/W |
90 Plm/W |
43 Plm/W |
| Lumen deperciation(%) |
Very low, 5%(2000hrs) |
A little big, 40%(2000hrs) |
Big, 30%(2000hrs） |
Very big, 45%(2000hrs) |
| Lamp temperature |
Very low, <80℃, save the air conditioner consumption |
High, >300 ℃, make the air conditioner's power consumption high |
High, >350 ℃, make the air conditioner's power consumption high |
Very high, >300 ℃, make the air conditioner's power consumption high |
| CRI |
>80, super |
65~90, good |
60, poor |
45, very poor |
| Instant hot restrike |
Instant start |
not |
not |
not |
| Fliker |
no |
yes |
yes |
yes |
| Glare |
no |
yes |
yes |
yes |
| Eco-friendly |
No waste lamp recycling, and mercury pollution |
Problem with waste lamp recycling |
Problem with waste lamp recycling |
Problem with waste lamp recycling and mercury pollution |
|
Induction lamp