10+ Best COB LED Grow Lights in 2023

What if i tell you that you can easily get the best COB led grow light without spending a lot of time?

yes, you heard it right!

Well, now you might be wondering that what this all fuss is about?

Yeah, it’s something new which is in its initial stage and have started getting people’s attention because of power and potential.


Then, worry not I’ve a complete solution for your problem.

In this article I’ll be covering COB LED Grow Light phenomenon. I will also explain what is it and why it is better than what’s already working in the field of indoor growing.

Just, Hang On.!

Best COB LED Grow Lights of 2023

ImageModelDimensionCoverage AreaWattageCheck Price
MrHua 300WDiameter - 10"3' X 3'133W Check Price
Roleadro 400W14.2" X 9.4" X 5.5"24": 3.5' X 3.5' 190-210W Check Price
HiperGero 400W12.4" X 7.8" X 3.54"24": 3' X 3'200W Check Price
VIHIMAI 1500W12.2" X 8.3" X 2.4" 24": 3.5' X 3.5'250W Check Price
KingLED 1200W12.2" X 8.26" X 2.36"24"+ : 3.5' X 4'215W Check Price
MaxBloom 400W X4+14.7" X 11.8" X 2.4"24" : 4' X 4'200W ± 5W Check Price
Morsen 1200W14.5" X 14.5" X 5.7"10 Sq.ft200W Check Price
MaxBloom 600W20.1" X 11.8" X 2.4" 24": 5' X 4' 300W ± 5W Check Price
BloomBeast A52014" X 14" X 2.7"24": 3' X 3'228W ± 5W Check Price
MaxBloom 800W X8+27" X 12" X 3"24": 4' X 6'410W ± 10W Check Price

What Is COB LED Grow Light?

Chip-On-Board widely known as COB is a latest technology used for LED Packaging in LED Light Engine. Yeah, in COB lights multiple LED chips are packaged together as a single module. Yeah, it’s part of electronic packaging and It generates intense light because of multiplied potential of multiple LEDs.

Why COB Light as an Alternative to Other Grow Lights?

Well, this was the first question in my mind when I get to know about COB lights as a grow light. But, when I get to know about several things about this latest technology my all doubts were vanished.

COB lights are best alternative for conventional HID, SMD as well as modern LED grow lights because it has more potential than all this lights, it has more intense light than all these grow lights, it has best in the kind lighting area than all other grow lights. It has lesser power draw than all other grow lights.

And, Best of all it is economically feasible when it comes to long run investment. Because it has highest lifespan with lesser electricity consumption and more lighting area with much intense light.

How to find Best of The Class COB Led Grow Light for Indoor Growing?

Well, we’ve solution to your this confusion as well. To make it easy for you to get best of the class COB LED grow light for your indoor garden we’ll review Best COB Led Grow light in this article.

Now, Let’s review Top Ten COB LED Grow Light for You.

MrHua CREE COB LED Grow Lamp – A Small Sized PowerHouse

Don’t doubt the size.

Yeah, it’s smaller in size but is pretty much powerful compared to all other 300 watt LED grow lights.

This COB Grow lamps weighs around 4.4 lbs and have 10” of diameter. UFO Shaped design of the lamp is specially designed for indoor gardening with a coverage area of around 3’ x 3’.

81 Small Sized LED chips placed systematically with a single Chip-On-Board fixture on the center of the bulb makes this light extremely powerful by covering wide range of spectrum for your green leafy friends. And, yeah it also includes UV and IR which makes it a complete full spectrum light.

Actual Average power draw of 133W makes this grow lamp extremely efficient at this cost. With low level of actual power draw and best of the kind intense light inside grow tent it don’t generate much of the heat.

If we look at lumen output and all other input-output ratio then it can be easily identified as one of the best grow light for all phases of a plants life cycle.

  • Compact Size.
  • Best in the class Efficiency.
  • Full spectrum light with UV and IR
  • Reliable Design
  • Suitable for All Phases of Plants Life Cycle.
  • Low Power Consumption
  • Extremely intense Light with Low Heat Generation
  • Large Lifespan
  • Just one COB in Center (It’s enough though)

Now, you decide whether you want to invest less and get more in return or you want to invest more and get average in return?

Roleadro 400W COB LED Grow Light – The Sun In A Box

This 400W COB LED Grow light By Roleadro is known for its potential to generate intense light which is good for your plant’s overall health.

Roleadro 400W COB LED Grow Light comes in the form factor of 14.2” x 9.4” x 5.5” while it weighs around 6 pounds.

Its reflector cup design with focusing angle of 90 degrees helps to generate higher PAR value and lumen output compared to other normal LED Grow Lights.

And yeah, light generated by this COB LED grow light is very much stable and covers wider full spectrum with help of white light. This light is the result of many years of research by Roleadro and provides your plants with everything they need for better survival.

It provides an average coverage area of 3.5’ x 3.5’ at the height of 24”. And yeah, this light is suitable for the entire life cycle of your growing plants because it’s a well-balanced product for the seedling to blooming and harvesting.

Two Chips on Board LEDs are fixed in the center of grow light individually each of them generates light equivalent to the power of 200W.

Actual Average power draw of Roleadro 400W COB LED Grow Light stays between 190W to 210W. The modular light design makes this grow light reliable in the long run.

This grow light comes with daisy chainable design so you shouldn’t worry if you’re planning to expand your grow space later on.

The latest scientific cooling system makes the whole experience of indoor growing a cool adventure.

  • True Full Spectrum Light
  • State-Of-The-Art technology for LED Lights.
  • Scientific Design
  • Better Input-Output Ratio
  • Heat management for the cool environment inside grow tent
  • Longer lifespan
  • Best Class Service By Manufacturer
  • Daisy Chainable
  • Not That much good coverage area.
  • Generates only white light. (Though it covers all the spectrum)

At this price, one can rarely find a better grow light than this. Yeah, with COB technology.

HiparGero COB LED Grow Light – A Light For All Plants

The HiparGero COB LED Grow light is a complete power pack performer for the long run. This COB Grow Light by HiparGero allows your plants to sustain best possible growth throughout its vegetative phase. While during Blooming it’ll help your plants to produce resinous buds for you.

Combination of 1200K, 3000K and 5000K full spectrum 90W COBs on the light panel makes this grow light a complete power pack performer for your plants.

And for better results, you’ll notice 10 LEDs of 5W on the panel which helps to generate those bands of spectrum which are missed by COB LEDs.

This COB LED Grow Light is the true energy saver. As average power draw of this grow light is limited to 200W while working.

HiparGero COB LED Grow Light comes in the dimensions of 12.40” x 7.80” x 3.54” and it weighs around 2.5 Kg.

Incredibly intense light of this COB LED is able to cover an average grow space of 3’ x 3’ at the height of 24”. The focusing angle of this grow light is 120 degrees if you hang it 24” away from the canopy.

UL Listed Highspeed fans do its job pretty much good. But makes a bit of noise while working.

This Grow Light by HiparGero comes with 1 years manufacturers warranty and 30 days money back challenge if you don’t feel satisfied after 30 days of use then you can return this grow light.

  • Wide Range Of Spectrum
  • Affordable
  • Top Rated Durable LEDs
  • 1200K, 3000K, 5000K COB LEDs boosts plants health.
  • Cool operation
  • Optimal Coverage Area
  • More Durable Design Compared to others
  • Return Policy
  • A Bit Noisy.
  • No Daisy Chaining Ability

People who are using it have already experienced ability of this grow light. Many have admitted that it’s a complete package for long run indoor growing.

Morsen 1200W Full Spectrum COB Grow Light – Let Your Flowers Bloom

Morsen’s unique design with cup reflector gives higher light reflection effect results in evenly spreading light on your canopies. This grow light generates intense and brighter light for any plant in any growing phase.

The full spectrum of this grow light covers a wide range of spectrum between 380nm – 840nm. And makes your plant’s happy inside grow tent.

Theoretically, this light is 1200W HID Equivalent light while in reality it only consumes 200W of electricity while working,

If You’re concerned about the form factor of this grow light for determining whether it’ll fit into your grow tent or not? Then, this light has dimensions of 14.5” x 14.5” x 5.7” and it weighs around 9.65 pounds.

You can determine it’s durability by its weight. Yeah, its very strong and sturdy design. Which is well capable of working for long-term inside your grow tent.

The coverage area of this grow light can be extended up to 10 sq ft. during flowering phase of your bud plants.

Heat management may not be exceptionally favorable in some cases but yeah it works properly and not got any negative comment by any of the existing users for its operation inside grow tent.

  • Full Spectrum Light
  • Better Red Spectrum For Blooming
  • Dimming ability
  • Sturdy and strong design
  • Average Coverage Area
  • Completely using COB Technology
  • Not WaterProof
  • No Timer

Buy one and try one. We bet you won’t regret using it.

MaxBloom 600W CREE X6 Plus COB LED Grow Light – Beast For Buds

MaxBloom is here with its Beast. Yeah, It can’t be ignored when it comes to heaviest yields per watt of electricity. MaxBloom had launched many potential COB Lights on the market for different sizes of grow space. And That’s why we’ve included all three best COB LED Grow light from MaxBloom in our Best COB LED Grow Light Reviews.

Especially this one is suitable for 5’ x 4’ of grow space from the height of 24”. This grow light provides 20-30% more yield compared to other grow lights on the market. Yeah, that’s what manufacturer claims but still we can expect it around 15-20% more than others.

Amazing red spectrum results in resinous flowers at the time of harvesting if you’ve used this light properly during blooming.

This LED Grow Light covers around 12 spectrum which includes IR and UV as well. Incredibly easy to use and hassle-free installation makes this MaxBloom COB Grow Light amazingly user-friendly.

This COB Light is Designed using 96 LEDs of 5W each and 2 pcs of COB Light of 100W each. It produces 600W HID equivalent light while its actual average power draw is around 300W ± 5W.

MaxBloom X6+ Grow light comes with dimming functionality so you can manage its brightness if you notice any kind of harm to the plants.

Double dimming switch for Veg and Bloom gives you more control over its functioning during two different phases of your growing plants.

Silicon rubber sheet on panel ensures safety from the water. But it’s still recommended to keep it away from dripping water.

Scientific Heat management ensures balanced temperature inside your grow tent.

  • Full Spectrum Light
  • Extreme Pink Spectrum for Blooming
  • Scientific design for the whole lifecycle of a plant
  • Heat Management
  • Nice Coverage area
  • Partially WaterProof (Precaution is a boon)
  • Worry-Free Warranty
  • Not Daisy Chainable

If your plant’s safety and healthy growth is your prior concern then going with this COB Light will be a wise decision. Just Imagine those resinous and heavier buds on your palm after harvesting. Isn’t it an amazing feeling?

MaxBloom 800W X8 Professional COB LED Grow Light – The Beast

And now, the time comes to review one of the top-notch COB LED Grow light which is available in the market and currently rocking on the floor.

This COB LED Grow Light nowadays become a point of discussion in various forums and between professional growers.

So, now let’s move forward to our one of the Best COB LED Grow Light Review and explore all the good about it.

Same as its both twin sisters this Grow Light has similar body structure and stability of working.
The only difference in this grow light is that it has more ability to perform better than both the grow lights that are being reviewed already.

This grow light produces 12 band spectrum light with UV and IR. The spectrum that’s being covered by this grow light is ranging between 380nm – 760nm.This grow light comes with two dimmers where you can dim this light from 0% to 100%.

At less energy consumption this grow light produces the brightest light possible. Brightness generated by this grow light is 15-30% more than all other normal LED grow lights.

A highly effective working rate of LED Drivers makes this grow light reliable for the long run too.
This X series of MaxBloom is one of the advanced levels of grow light that is available on the market.

It helps your plants to provide you with heavier yields at the time of harvesting. This grow light works at its best during bloom phase of your plants.

This grow light comes in the dimensions of 27” x 12” x 3”. And it weighs around 20 pounds.
With above-mentioned dimensions, this grow lights covers around 4’ x 6’ of growing space from the height of 24”.

This grow light is designed with 95 LEDs of 5W each and 4 COBs of 100W each. Combination of this power pack makes this grow light one of its own kind.

This COB Grow Light by MaxBloom produces 800W HID Equivalent light while it only consumes 420 ± 10W of electricity for its operation with 100% brightness. And, during vegetation phase this power draw can be reduced up to 220W.

MaxBloom offers an incredible warranty period for this beautiful grow light.

  • Full spectrum light
  • Marvelous pink spectrum for Bloom phase.
  • Value for money product.
  • Extreme Brightness
  • User-Friendly Design
  • Less Power Consumption
  • Heavier Yields.
  • Extreme Bright (Can’t be stared directly)

The choice is yours, Buy it now or cry later. At this price range, you’ll rarely find an LED grow light better than this.

VIVOSUN 1200W COB LED Grow Light – Long Warranty with Excellent Performance

VIVOSUN 1200W COB Led Grow Light reviews

Looking for a heavy-duty COB LED grow light for your grow room setup?

This VIVOSUN LED grow light from marijuana fits perfectly in all kinds of grow rooms. It can replace HPS lights which have 3 to 5 times more brightness than this.

You will be saving 80% of your electricity if you switch from an HPS/MH grow lighting system.

That’s cool, right?

If you prefer to use a single light throughout the life of your marijuana plants, then this is an ideal choice for you! It has a perfect mixture of both COB and LED chips.

These LEDs will give out a full spectrum light of 410nm to 730nm. You will even get UV and IR LED bulbs as well. The temperature which these LEDs emit is 4500K, 6500K and 12000K which is very efficient for Veg and Flower stages of cannabis plants.

There are a total of 88 pieces of LEDs which include 1 IR LEDs and 10 white LEDs as well. The lifespan of LEDs is 50,000 hours, and they all meet different standards like UL, GS, and RoHS.

The outer frame is built out of aluminum, and the company has placed high-speed cooling fans to keep the temperatures down.
The coverage area you will get for this grow light for cannabis is 4 feet by 8 feet.

You will be getting a 30-day hassle-free return back option and a long 3-year warranty period with the purchase.

  • Veg and Bloom Modes
  • 3-year warranty
  • 30-day money back guarantee
  • Large coverage area
  • High ratings on Amazon
  • Low power draw against high performance
  • 2 Large inbuilt cooling fans
  • IR and UV lights included
  • UL, RoHS, and GS approved
  • No ability to control individual LEDs for Veg and Bloom modes
  • Not waterproof

This is a decent COB Grow light for marijuana grow room. It has a lot of different LEDs to give out different types of lights during Veg and Bloom periods of plant growth. It is also rated by various standard and comes with a long warranty, so if you are in need of a large grow light, then this is a very good choice.

Roleadro 800W COB LED Grow Light – Double Power in a Small Design

Roleadro 800W COB LED Grow Light reviews
Roleadro 800W COB LED Grow Light reviews

This Roleadro COB LED grow light for marijuana has received 4 stars out of 5 from more than 140 customers on Amazon, which shows that this product is indeed really good.

While buying this COB grow light for cannabis, you will be getting integrated COB chipboard with 90-degree reflective cup design and 4X3W epileds chips.

The design is made out so that it helps in cooling and prevent the heat from building up. This way, it will not hurt your marijuana plants at all.

The following is the spectrum and Diode quantity you will be getting:

8 pieces of 440nm
4 pieces of 460nm
4 pieces of 470nm
2 pieces of 525nm
16 pieces of 640nm
28 pieces of 660nm
2 pieces of 730nm

As you can see, it has got quite a lot of different LEDs for your plants’ needs during the Bloom and Veg stages. These LEDs have a lifespan of 50,000 hours.

The overall size of this Best COB grow light for cannabis is 12.6 X 12.6 X 3.3 inches. This grow light can also be daisy-chained with other grow lights to increase the overall coverage area effectively.

The company has focused on providing the maximum PAR to LUX ratio to give the plants the maximum benefit of the grow light.
The grow light is also rated and approved by FCC, CSA, CE, and RoHS.

The warranty that you will get with this grow light will be of 1 year.

  • High ratings
  • Patented reflector design
  • Lots of opening for air circulation
  • 1-year warranty
  • Certified by FCC, CE, CSA, and RoHS
  • High quality and long lifespan LEDs
  • Dual on-off switched for customizability
  • Daisy chainable
  • No switch to turn off individual veg and bloom mode LEDs
  • A bit heavy

If you want a chip on board grow light with a lot of different frequency diodes, then this is a great choice. You will get lots of different frequency diodes embedded into the chip, which will eventually help your marijuana plants to grow faster and provide more yield. Check out the Amazon page for more details.

HIPARGERO 450W COB Grow Light for Cannabis – Aircraft grade construction with Freebies

LED Grow Light - 450W COB LED Grow Light reviews
LED Grow Light – 450W COB LED Grow Light reviews

This HIPARGERO COB grow light can be used for so many things at a time; some of them include Flowering stages, growing stages, for increasing growth rate, for increasing harvests, etc.

This grow light for marijuana can perfectly mimic sunlight and create a light source that has 1200K, 300K and 5000K light temperatures. It can provide max PAR values and Lumens compared to other 3W LED grow lights on the market.

This awesome grow light comes with 5W CREE XTE LEDs which are proven for their durability and exceptional performance.

The outer design of this light Is made out of solid aircraft grade aluminum shell which has a high durability ratio against other LED grow lights on the market. They have also added a very efficient cooling fan system which keeps everything cool.

This grow light only consumes 200 watts of power and gives out a performance comparable to a 400-watt HPS/MH lighting system.

That’s impressive, right?

You will be getting a maximum coverage area of 3 feet by 3 feet if you hang it at a distance of 24 inches. They provide free mounting kit along with a power plug and an instructional manual.

They also provide a 1-year warranty, and 30-day money back guarantee if you do not like the grow light.

  • 1-year warranty
  • Free mounting accessories
  • Large 3X3 coverage area
  • Low power consumption
  • Runs 70% cooler
  • Full spectrum light
  • CREE XTE quality LEDs
  • Made with aircraft grade aluminum
  • No UV or IR
  • Not waterproof

This grow light has been rated at 4.5 stars on Amazon by the buyers, which tells that this is really cool grow light for a low budget. If you loved all the qualities and features of this grow light and are willing to give your plants full spectrum light then buy it today!

Growstar 300W COB Grow Light – Eco-Friendly Powerful COB grow light

Growstar 300W UFO Led Grow Light reviews
Growstar 300W UFO Led Grow Light reviews

People have given this Growstar COB grow light for marijuana a total of 4.3-star rating on Amazon.

People love it because the company focuses a lot on making products with the utmost quality and safest factors. They even consider the environmental impact of their products and try to minimize them in every way.

This COB grow light for weed uses CREE LED chips which are famous in the market for being remarkably good. There are a total of 54 pieces of 5 W LEDs and 1 piece of 30 W COB.

Overall this grow light for marijuana has a full spectrum light of 380nm to 760nm along with UV and IR. It is loaded with everything that you will need to grow a cannabis plant indoors.

The scientifically designed reflector design gives out consistent light through both 90 and 120-degree angles, which helps the plants to have a proper uniform light source.

The best thing about Growstar grow lights is that all the lights they make are tested out for temperatures before they ship it out. This testing ensures that you will get a perfect product only.

Compared to other grow lights on the market, this one runs a little cooler, mainly because of the aluminum heat sinks and a powerful cooling system. The outer case is made out of a heat conducting aluminum which dispels the heat outside and prevents the light from getting hot.

Talking about the coverage area, this grow light will give you about 3.6 feet by 3.6 feet of coverage area at a hanging distance of 24 inches.

They will provide a 2-year warranty with the purchase.

  • 2-year warranty
  • Free hanging kit
  • Large coverage area considering the size of the grow light
  • Full spectrum light with UV and IR
  • BridgeLux and Epileds LEDs used
  • Reputed manufacturer with over 8 years of experience
  • Lightweight
  • No switch to control the LEDs
  • Not waterproof

Considering the price and the ratings, this is one of the best COB grow lights for marijuana out there. It has everything you will need to grow cannabis plants indoor, be it full spectrum light, UV, IR or a powerful cooling system, it has everything built into it. Buy it today and start growing marijuana.

Words For Closing

So by now, you’re familiar with all the best COB LED Grow Lights available on the market currently.

But, if you’re still confused to choose one of the best out of all these 10 grow lights then don’t worry.

Let’s find one of the BEST COB LED Grow Light for you based on your needs and affordability.

In These COB LED Grow Light Reviews we’ve reviewed Top 10 COB LED Grow Lights That are available on the market and especially those which have fixed a place in users heart by performing up to the mark inside people’s grow tent or indoor garden.

But, as we all know each one is having its own pros and cons attached to it.

Now, if you’re running tight on budget and don’t want to cover too much of grow space then as we’ve already stated in this COB Light reviews you can go with most affordable MrHua COB LED Grow Lamp which is all way able to enlighten your garden.

If you’re concerned with actual power draw and confused with grow tent size then with 200W of actual power draw you’re having two of the Best COB Lights at your desk.

Yeah, those are Roleadro 400W for 3’ X 3’ of grow tent and HiperGero 400W for 4’ X 4’ of grow tent.

If you want more intense and bright light for your 4’ X 4’ grow tent then we’ve included 3 grow lights in our COB LED Grow Light Reviews.

Didn’t you notice that?

Oh, don’t worry.

Yeah, those beasts are VIVOSUN 1200W for Extreme Brightness inside comparatively small grow space and Roleadro 800W for intense light inside a bit larger grow tent and Morsen 1200W can easily enlighten a grow space of 10 sq. ft.

If you want an eco-friendly COB grow light, then the winner would be the Growstar 300W. It will give you long lasting performance, full spectrum light and UV/IR.

If budget isn’t your concern and you are going after the maximum amount of harvest, then you have these three choices below:

Even we recommend this grow lights to the growers because why should one wait for two grow cycle if he/she can get a yield of the same amount of quality light in the single harvest?

HIPARGERO 450W has a lot of different mixture of light frequencies like 1200K, 1300K and 5000K. These different light frequencies will help your plants grow more buds.

MaxBloom 600W X6+ is for 5’ X 4’ of grow tent and rocks inside grow tent throughout the grow cycle.

MaxBloom 800W X8+ is for 4’ X 6’ of grow space and does its job incredibly well.

We’ve covered all the best beasts in this COB LED Grow Light Reviews.

Now, it’s up to you what you want? And how you’ll achieve it.

Happy Growing Mate!