No question about it, VIPARSPECTRA and MAXSISUN are great brands in their own right; but the most popular brand is definitely VIPARSPECTRA. While the company is based in Guangdong, China, it sells its grow lights all over the world and many have high ratings on e-commerce sites. MAXSISUN LED grow lights are also well liked by growers, but they aren’t as popular.

If you’re shopping for the best fullspectrum LED grow light for your grow room and you aren’t sure whether to go with VIPASPECTRA or MAXSISUN, worry not. We’ve handpicked three lights sold by each company that will suit you, whatever your growing needs.

VIPARSPECTRA Reflector-Series 450W VS MAXSISUN MT450 Timer Control 450W

If you don’t have a big budget but want a grow light that will give you bang for the buck, get the MAXSISUN Full Spectrum Grow Light. While both lights can replace a 400-watt HPS/HID light and use high-intensity 5W LEDs, the MAXSISUN light has a lower price for every watt it draws. It also provides a vegetative coverage of 3.5’ x 2.5’ at 22” while the VIPARSPECTRA 450W light provides a vegetative coverage of 2.5 x 2.5′ at 24”.

VIPARSPECTRA Reflector-Series 450W LED Grow Light Full Spectrum
Price: $119.99
  • Sales Rank is 2896
  • Department: Lawn & Patio
  • Weight: 640 Hundredths Pounds
  • Watt - 450
  • Lifespan - 100000
  • Area - 2x2’ veg. coverage at 24”
  • Warranty - 3 years
  • Avg. power draw - 200
  • USD per Watt - 0.59
  • HID Replacement - 400 watt HPS/MH
  • Noise - 55
  • LED pieces/watt - 90 pcs / 5w

Main Features
  • UL Certified: Lighting SAFETY is just as important as EFFICIENCY. The V450 as a whole is UL Certified. It meets UL rigorous testings and safety standards to ensure safe operation. Fire-Resistant reflectors strengthens the light penetration, NO DANGER! VIPARSPECTRA is a trusted brand in the lighting industry by providing the best customer care with quality and safe products.
  • Optimal Spectrum: The secret to VIPARSPECTRA's success is optimal full spectrum lighting which provides plants in all stages from veg to flower with everything they need in the natural sunlight. This results in bigger buds and higher yield all while saving you on energy costs.
  • Outstanding Design: Sturdy durable construction with fire-resistant iron housing. VEG and BLOOM switches are suitable for each growing phase. Upgraded aluminum cooling heat sinks and advanced high speed quiet fans are great for heat dissipation. Daisy chain feature assists growers to connect multiple lights together with fewer outlets.
  • Coverage Area: Comparable to traditional 300W HPS/MH while consuming only 200W! Perfect for a 2.5'x2.5' vegetative coverage at 24" and 2x2' flowering coverage at 18".
  • Hassle-Free Warranty: All LED grow lights purchased from VIPARSPECTRA come with hassle-free 3 years US local warranty and 30 days satisfaction or return guarantee. Because you need a partner you can trust, who will support you through the years.
MAXSISUN Timer Control 450W LED Grow Light
Price: $128.99
  • Sales Rank is 130565
  • Department: Lawn & Patio
  • Weight: 1090 Hundredths Pounds
  • Watt - 450
  • Lifespan - 100000
  • Area - 3 X 2'
  • Warranty - 3 years
  • Avg. power draw - 183
  • USD per Watt - 0.7
  • HID Replacement - 400 watt HPS/MH
  • LED pieces/watt - 90 pcs / 5W

Main Features
  • MT450 compares to traditional 400 watt HPS/MH while consuming only 180W±3%!
  • Built-in controller manages brightness for VEG and BLOOM channels separately, and features a timer function to turn the light on and off automatically.
  • Its strong, durable and compact reflector magnifies PAR and increases canopy penetration by up to 150%.
  • MAXSISUN LED stimulates plants growth by providing an optimized full spectrum specifically to enhance metabolic processes.
  • A 2-year warranty (US based after-service center) plus 60-day hassle-free return guarantee.

VIPARSPECTRA Reflector-Series 600W VS MAXSISUN MT600 Timer Control 600W

If you want a light that can cover a 3′ x 3′ grow bed, it’s the MAXSISUN 600W Grow Light. The company created it with a focus on energy savings, so it has a lower energy cost than the VIPARSPECTRA light ($0.46 per watt). At 24 inches, it illuminates a 3′ x 3′ grow tent. To get the same coverage from the VIPARSPECTRA light, you have to elevate it 32 inches.

VIPARSPECTRA Reflector-Series 600W LED Grow Light Full Spectrum
Price: $159.99
  • Sales Rank is 2985
  • Department: Lawn & Patio
  • Weight: 1160 Hundredths Pounds
  • Watt - 600
  • Lifespan - 100000
  • Area - 3x3' veg coverage at 32"
  • Warranty - 3 years
  • Avg. power draw - 269
  • USD per Watt - 0.59
  • HID Replacement - 600 watt HPS/MH
  • Noise - 55
  • LED pieces/watt - 120pcs / 5W

Main Features
  • UL Certified: Lighting SAFETY is just as important as EFFICIENCY. The V600 as a whole is UL Certified. It meets UL rigorous testings and safety standards to ensure safe operation. Fire-Resistant reflectors strengthens the light penetration, NO DANGER! VIPARSPECTRA is a trusted brand in the lighting industry by providing the best customer care with quality and safe products.
  • Optimal Spectrum: The secret to VIPARSPECTRA's success is optimal full spectrum lighting which provides plants in all stages from veg to flower with everything they need in the natural sunlight. This results in bigger buds and higher yield all while saving you on energy costs.
  • Outstanding Design: Sturdy durable construction with fire-resistant iron housing. VEG and BLOOM switches are suitable for each growing phase. Upgraded aluminum cooling heat sinks and advanced high speed quiet fans are great for heat dissipation. Daisy chain feature assists growers to connect multiple lights together with fewer outlets.
  • Coverage Area: Comparable to traditional 400W HPS/MH while consuming only 260W! Perfect for a 3'x3' vegetative coverage at 32" and 2.5x2.5' flowering coverage at 22".
  • Hassle-Free Warranty: All LED grow lights purchased from VIPARSPECTRA come with hassle-free 3 years US local warranty and 30 days satisfaction or return guarantee. Because you need a partner you can trust, who will support you through the years.
MAXSISUN MT600 Timer Control 600W Dimmable LED Grow Light
Price: --
  • Sales Rank is 134743
  • Department: Lawn & Patio
  • Weight: 1420 Hundredths Pounds
  • Watt - 600
  • Lifespan - 100000
  • Area - 3' x 3' at 24"
  • Warranty - 3 years
  • Avg. power draw - 276
  • USD per Watt - 0
  • HID Replacement - 600w HPS/MH
  • LED pieces/watt - 124 pcs / 5W

Main Features
  • MT600 compares to traditional 600 watt HPS/MH while consuming only 273W±3%!
  • Built-in controller manages brightness for VEG and BLOOM channels separately, and features a timer function to turn the light on and off automatically.
  • Its strong, durable and compact reflector magnifies PAR and increases canopy penetration by up to 150%.
  • MAXSISUN LED stimulates plants growth by providing an optimized full spectrum specifically to enhance metabolic processes.
  • A 2-year warranty (US based after-service center) plus 60-day hassle-free return guarantee.

VIPARSPECTRA Reflector-Series 900W VS MAXSISUN M1440 1440W

The two last lights are powerful ones: VIPARSPECTRA’s 900W LEDGrow Light from the Reflector Series and MAXSISUN’s 1440W 12-band Grow Light. We recommend the VIPARSPECTRA light because of its energy efficiencyand good coverage (3’ x 3′ at 24”). While both lights can substitute a 1000-watt HPS or MH light and have a lengthy warranty (3 years), the MAXSISUN light has a higher power draw.

VIPARSPECTRA Reflector-Series 900W LED Grow Light Full Spectrum
Price: $249.99
  • Sales Rank is 91208
  • Department: Lawn & Patio
  • Weight: 1700 Hundredths Pounds
  • Watt - 900
  • Lifespan - 100000
  • Area - 3'x 3' Flowering
  • Warranty - 3 years
  • Avg. power draw - 418
  • USD per Watt - 0.59
  • HID Replacement - 1000 watt HPS/MH
  • LED pieces/watt - 180 pcs / 5W

Main Features
  • UL Certified: Lighting SAFETY is just as important as EFFICIENCY. The R900 as a whole is UL Certified. It meets UL rigorous testings and safety standards to ensure safe operation. Fire-Resistant reflectors strengthens the light penetration, NO DANGER! VIPARSPECTRA is a trusted brand in the lighting industry by providing the best customer care with quality and safe products.
  • Optimal Spectrum: The secret to VIPARSPECTRA's success is optimal full spectrum lighting which provides plants in all stages from veg to flower with everything they need in the natural sunlight. This results in bigger buds and higher yield all while saving you on energy costs.
  • Outstanding Design: Sturdy durable construction with fire-resistant iron housing. VEG and BLOOM switches are suitable for each growing phase. Upgraded aluminum cooling heat sinks and advanced high speed quiet fans are great for heat dissipation.
  • Coverage Area: Comparable to traditional 600W HPS/MH while consuming only 405W! Perfect for a 4'x4' vegetative coverage at 32" and 3x3' flowering coverage at 24".
  • Hassle-Free Warranty: All LED grow lights purchased from VIPARSPECTRA come with hassle-free 3 years US local warranty and 30 days satisfaction or return guarantee. Because you need a partner you can trust, who will support you through the years.
MAXSISUN M1440 12-band Full Spectrum 1440W LED Grow Light
Price: --
  • Sales Rank is 134743
  • Department: Lawn & Patio
  • Weight: 2280 Hundredths Pounds
  • Watt - 1440
  • Lifespan - 100000
  • Area - 5' x 5' at 24"
  • Warranty - 3 years
  • Avg. power draw - 600
  • USD per Watt - 0
  • HID Replacement - 1000 watt HPS/MH
  • LED pieces/watt - 288pcs Epiled/BridgeLux 5W

Main Features
  • M1440 compares to traditional 1000 watt HPS/MH while consuming only 600 watts!
  • Its strong, durable and precise 32-in-1 optics lens magnifies PAR and increases canopy penetration by up to 200%.
  • MAXSISUN LED stimulates plants growth by providing an optimized full spectrum specifically to enhance metabolic processes.
  • The dual-switches will help plants at all stages of their growing life-cycle to ensure you get the best yield possible.
  • A 2-year warranty (US based after-service center) plus 60-day hassle-free return guarantee.