"What is the most powerful LED grow light? 2021 Review & Comparison "

When you make the decision to invest in your indoor grow, you'll definitely want to learn about the powerful LED grow light.

Full-spectrum LED grow lights are regarded as some of the best indoor grow lights on the market, but there are so many out there that it can be tough to weed out the cheap, unreliable brands and models from the legitimate ones.
And with the price of some of these grow lights, it's crucial that you do your research before purchasing.Before you buy an LED, you should make sure its the right light for your grow.Before we get started with our list of the best LED grow lights, we need to cover some basic information on this technology.
ECO Farm MB720 Foldable Grow Light Bar

1.Using highest output Samsung LM301B LED chips with Osram 660nm chips, Efficacy is up to 2.7umol/J. High PPF is up to 1944μmol/s. Higher PPFD than Fluence/Gavita.
2.Full spectrum with enhanced red for full cycle grows.
3.Built-In Driver, just unfold, plug and play.
4.180°foldable, facilitate transportation and storage.
5.6 bars, more than 2160 LEDs distribute evenly.
Solis Tek B9 720W Full-Spectrum LED Grow Light

FEATURES:
Energy efficient commercial alternative
Increase yield & crop quality
Easy and simple to install
Eligible for rebates in some states
Compatible with SolisTek Lighting Controller
Incredibly high PAR 800+ at 36″es
The Solis Tek PRIZM LED is a 720W energy efficient alternative to the traditional commercial 1000W DE HID fixtures. This full spectrum, high-output, LED system is comprised of a combination of highly efficient COB and SMD LED's.
TopoLite 720W Full Spectrum New Tech Professional Version LED Grow Light Strips

Real Full Spectrum (Sunlight) for Plant. Actual power consumption is 720W. The LED is a 1944 umol/s Efficacy 2.7umol/j. It can be used in a top light or multi-tiers or indoor grow tent application. This powerful, full spectrum light source is intended for full term plant growth from the vegetative stage to the higher light requiring bloom stage.Manual Dim: 290w/430w/570w/720w. With Rj14 port for 0-10V connection to compatible controllers. 180° degree foldable desgin which makes it's very easy to transport. Freely Up and Down design by rope hangers to meet different canopy demand.
Light Source: LED PPF: 1944 umol/s
Input Power: 800W Efficacy: 2.7 umol/j
Input Voltage: Autosensing 100V-277V
Mounting Height: ≥ 6”(15cm) Above Canopy
Thermal Management: Passive
B.Lite Premium 720W 1940e Full Spectrum LED Grow Light Fixture

B-Lite Series Premium LED Fixtures are the preferred grow lights for gardeners of all skill levels. This state of the art fixture uses the highest quality Samsung diodes, blanketing your canopy with the maximum amount of usable light. With a lower operating temperature, lower amp draw, and multi-watt options, gardeners are empowered to take their grows to the next level. This LED fixture is proven to produce not only the highest quality product, but also the largest yields far surpassing traditional HID lights. These fixtures are controllable with the B-Lite Master Controller.
720w power draw
Efficacy: 2.7umol/J
PPF: 1915umol/s