HPS vs LED Grow Lights

One of the most popular topics these days is growing indoor plants with LED grow lights. Many growers wonder if these grow lights are better or not than HPS lights.

It seems that LED grow lights is better for not only your budget but also the environment. There are many reasons why you should choose LED lights. Keep reading this post to learn about them.

HPS Grow Lights

These lighting systems have been known as the best grow light for amateurs as well as professional alike. They can be able to give your plants a massive amount of light. That’s why HPS lights are perfect for flowering.

However, HPS grow lights also offer a great deal of heat that seems to be of lower value for growth. These lights are great for vegging.

Pros of HPS grow lights

These lighting systems are more standardized among manufacturers. That’s why it’s easier to comparison shop a bit. If you need to get a light setup with a cheaper initial cost, you can consider choosing HPS lights.

These lights offer an immense amount of raw light intensity. As a result, they can be able to produce great yields. They can work well with very large plants.

Cons of HPS grow lights

When compared to LED grow lights, HPS setups are more electricity to generate light. In addition, HPS lights also make a lot of heat. Therefore, it’s essential to get additional ventilation equipment in order to maintain the right to grow room temperature.

If you use HPS grow lights, you will need to replace them regularly every 12-18 months. It means you will have to pay for additional operating costs.

LED Grow Lights

They are a truly remarkable feat of technology. Especially, LED grow lights are the most efficient lighting system available out there today.

They have become more and more popular in cutting-edge commercial grow operations in addition to many hobbyist gardens.

LED grow light can produce great yields. However, they can still consume far less energy compared to HPS grow lights.

When you use these lights, you needn’t maintain them frequently. Instead, you just need to clean them occasionally. Some types of LED grow lights allow you to adjust them for the different phases of growth.

Pros of LED grow lights

You may not know that HPS grow lights use nearly twice the wattage. Therefore, you can use LED grow lights if you want to save your power bill.

LED grow light is ideal for indoor grower because they run much cooler compared to HPS grow lights. Moreover, they are also perfect for working in tight spaces.

You can put them closer to your plants while you needn’t worry about the risk of heat damage.

Cons of LED grow lights

Although these lights come with a higher upfront cost, they can save in the long run because of a lower cost of operation.

Like being said that, these lighting systems produce very little heat. Though they are beneficial to many plants, you will need to give the extra heat when growing them in colder indoor areas.

Difference between HPS vs LED Grow Lights

Light Intensity

When it comes to the kind of intensity that LED and HPS lights provide, it is near even. After testing them, the LED grow lights were capable of producing an even yield. Thanks to future advances, it can increase the yield even more compared to HPS lights.


Actually, you need to battle heat constantly when using HPS grow lights. In fact, you can get an incredible advantage of using LED grow lights. You can save your money when using LED grow lights.

Moreover, it won’t burn your plants. Therefore, you needn’t worry these grow lights will harm your plants in any way.

If you are looking for ones so you can grow your plants in cold weather, you can choose HPS lights. They are beneficial to your plants because these lights can be easier to heat simply the grow room.

The fact is that the heat output of LED grow lights can increase when your plants grow larger and larger.


In overall, most indoor plants need a yield of 5 grams per watt. In fact, LED grow lights can be able to offer a yield of 1g to 1.5 g per watt. Therefore, these lighting systems are three times more effective.


Normally. HPS grow lights can be able to last for around 10,000 hours. Although this seems to be a long time when mentioning to growing, the LED grow lights can be able to be so much further.

In fact, these lighting systems are designed to last for 50,000 to 100,000 hours. That’s why if you want to get a cheaper and more efficient system, you should consider using an LED light setup.

Furthermore, you can also combine red and blue light in order to get a great blend for your plants.


LED grow lights are actually much more versatile than HPS grow lights. Indeed, you won’t get much in terms of versatility when using the bulky HPS lights.

However, you can set up LED lights around your plants and relatively close because of the lack of heat coming off of them.

Type of Light

If you are looking for lighting systems used for flowering and vegetative stages of growth, we recommend you to use LED grow lights. However, it’s better to choose HPS to grow lights for plants that need blue and red spectrums.

Customized color spectrum

You know the ability to grow of your plant is decided by the color spectrum. LED grow lights can emit light of a very specific color spectrum.

You can adjust and customize the light color spectrum n a modular way in order to achieve with any other grow lights.


Many people think it’s easy to find the right grow light for their indoor plants. But, it’s not. There is a wide range of different lights available out there. The first big decision is between LED and HPS grow lights.

Both LED and HPS grow lights are able to produce great yields. Also, both of these grow lights come with advantages over the other.

If looking at all aspects above, you can easily realize that LED grows lights are better than HPS grow lights. However, you can still choose anyone you find it suitable for your needs.