Mars Hydro FC-E1500
#3 in Under 300 WFull review
A low cost, efficient bar light for a 2x2 ft tent of seedlings, herbs or greens.
Amazon $105.99$105.99
The Mars Hydro FC-E1500 is the better LED grow light overall, rated 4.5 to 4.3. The Mars Hydro FC-E1500 leads on efficacy. The Mars Hydro FC-E1500 costs $50 less ($105.99 vs $155.99).
Spider Farmer SF2000
#5 in Under 300 WFull review
A quiet single panel for a 2x4 ft tent or a seedling shelf. Choose it for its simple build; a bar light gives more light for the money.
Amazon $159.99 Spider Farmer $155.99$155.99
Prices were last checked November 2, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Mars Hydro FC-E1500 for efficacy (2.8 µmol/J vs 2.7 µmol/J).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every under 300 W LED grow light; a clear win is highlighted. How we rank explains each one.
| Factor weight | Mars Hydro FC-E1500 | Spider Farmer SF2000 |
|---|---|---|
| Overall rating | 4.5/5 | 4.3/5 |
| Value 30% | 86 $0.25 per µmol/s ($105.99, 420 µmol/s) | 79 $0.28 per µmol/s ($155.99, 553.9 µmol/s) |
| Efficacy 30% | 80 2.8 µmol/J | 70 2.7 µmol/J |
| Features 15% | 70 dimmable, controller or app | 70 dimmable, controller or app |
| Warranty 25% | 100 5-year warranty | 100 5-year warranty |
Specifications
| Mars Hydro FC-E1500 | Spider Farmer SF2000 | |
|---|---|---|
| Light | ||
| Power draw | 150 W | 200 W |
| PPF | 420 µmol/s | 553.9 µmol/s |
| Efficacy | 2.8 µmol/J | 2.7 µmol/J |
| Coverage | 2.5x2.5 ft | 2x4 ft |
| Spectrum | 660-665 nm red, 2800-3000K and 4800-5000K white | 660-665 nm red, 730-740 nm IR, 2800-3000K and 4800-5000K white |
| Build | ||
| Form | Multi-bar | Panel |
| Dimmable | Yes | Yes |
| Controller or app | Yes | Yes |
| Weight | 6.2 lb | 6.8 lb |
| Warranty | 5 years | 5 years |