What is the Difference Between T5 and T8 Grow Lights?

In this article, you can learn that although T5 and T8 grow lights belong to the same product line, there are major differences in several aspects.

Barrina Plant Grow Lights, 4FT 5000K Daylight White, T8 Growing Lamp F – Barrina led

Super Bright 22W T8 T5 Led Replacement Tubes Lights 4ft/1.2m, Warm/Cool White, G13 Bi Pin, AC 85 265V Ideal Replacement For Shop, Garage, ETL US Stock From Sunway518, $102.44

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Full 18W,24W,54W output T5 Single Strip Grow Lights with 2 wide reflectro great for Seeding and VegGrowing!

2 Pack LSF8241 T5 2Ft 24W Linkable Single Strip Grow Lights w 2 Wide Mirror Reflector and 6500K and 2500 Lumens, Great for Seeding and VegGrow!

HALCO LIGHTING TECHNOLOGIES 12.5-Watt 4 ft. Linear T8 LED Tube Light Bulb Non-Dimmable Bypass Type B Bright White 3500K (25-Pack) T848FR12/835/BYP4/DSE/LED 84886 - The Home Depot

The Active Grow T5 High Output 2FT 4 Lamp LED Grow Light Fixture features premium electronic ballasts, high quality aluminum reflectors and can be hung in multiple configurations to fit any growing environment. Active Grow T5 HO LED Grow Lamps feature lower power consumption, double the PPF efficiency and 100% more effective spectrums for plant growth. The 120V fixture can be connected via daisy-chain for up to 8 fixtures on 120V circuits.