Philips Slim Type LED overview: A pretty LED, because of the slimmed-down value level

This two-dimensional spin on fashionable, high-efficiency lighting guarantees to interchange one of the best elements of a conventional incandescent whereas saving cash in your month-to-month electrical energy invoice. It additionally prices simply $9, which interprets to roughly AU$10, or £5 within the UK (Phillips says it has no plans to develop SlimStyle past North America presently, however has dominated out additionally is not going to be completed).

That value level is a greenback lower than what you’d spend for a well-done overview CREE 60W Alternative LED And far much less. From Philips’ personal normal 60W equal , It is not a flawless gentle although, or low-cost sufficient Discount LEDs You will Discover at Ikea The accessible slim fashion nonetheless provides glorious worth, making it an excellent bulb for widespread residence lighting wants.

The choice to make a flat LED was not arbitrary. With a flat design, Philips was capable of distribute the diode across the circumference of the bulb, away from the warmth at its base. This eliminates the necessity for an aluminum warmth sink, which makes the bulb a lot lighter, and extra importantly, less expensive to supply.

The query is whether or not the flat design compromises the Slim Type’s means to gentle up like a standard gentle bulb. For essentially the most half, the reply is not any. With a light-weight output of 800 lumens and a really correct coloration temperature underneath 2,700 Okay, it is a completely worthy substitute for the 60W incandescent. As for effectivity, the 25,000-hour lifetime and 10.5W energy draw put it on par with different strong LED choices. Conforms to a coloration rendering rating of 80 What would you count on from most different LEDsvery.

Philips Slim Type LED CREE 60W Alternative LED Philips 60W Equal LED ikea ledere led GE Vitality Good 60W Alternative LED
Lumens 800 800 830 600 800
Watt 10.5 9.5 1 1 10 1 1
Effectivity (lumens/watt) 76.19 84.21 75.45 60 72.72
coloration temperature 2,653 Okay 2,669 Okay 2,584 Okay 2,632K (chilly) 2,507K (clear) 2,562 Okay
Life span 25,000 hours 25,000 hours 25,000 hours 25,000 hours 15,000 hours
coloration rendering index 80 80 81 87 80
weight 2.20 oz 3.70 oz 4.55 oz 4.10 oz 4.25 oz
Assure 3 years 10 years 5 years none 5 years
price $9 $10 $15 $5 $10

Nonetheless, the flat design does current a small downside with directionality. Like many LEDs accessible at the moment, the Slim Type guarantees all-round gentle output, that means it claims to supply gentle equally in all instructions. That is largely true – besides on the left and proper sides of the bulb’s profile, the place you may discover the dim spots. These grow to be particularly noticeable in case you are utilizing slim types underneath a lampshade.

Whether or not this can be a deal breaker or not is as much as you. Personally, I am unable to say that the dim spots would hassle me that a lot, as they finally do not have an effect on how a lot gentle the Slim Type allows. I am going to positively discover them, although – and that alone could also be sufficient to make me spend the additional bucks on a Cree LED.



In comparison with the Cree 60W substitute LED (left), the Philips Slim Type has noticeable dim spots on either side of the bulb. Colin West McDonald / CNET

Extra prone to encourage my buy determination could be the distinction in guarantee between the 2 bulbs. The Slim Type is roofed for 3 years, in comparison with 10 years from Cree. That is an enormous distinction for such a small value improve, and possibly nicely price it for anybody who could also be skeptical of LED longevity claims.

One thing else price contemplating earlier than selecting a bulb is whether or not you are utilizing it with a dimmer swap. Most present LED choices from main producers boast dim compatibility and the Slim Type is not any exception, however as we realized Our most up-to-date spherical of checksNot all dimmable bulbs are created equal.

In these checks, the Slim Type confirmed the worst efficiency. Whereas it was appropriate with each swap we examined (even an older one designed just for incandescents), electromagnetic interference from the swap’s dimming mechanism resulted within the bulb, used with every. It additionally resonated remarkably on the go. The Slim Type additionally confirmed a reasonable quantity of flicker, one other widespread downside with dim lighting.

After we printed the outcomes of these checks, Philips despatched us some extra bulbs, explaining that the most recent variations of the Slim Type may carry out higher with dimmers than the release-day bulbs we examined. If there’s a efficiency distinction, it’s a fractional one, and never one which we have been capable of establish. On our dimmer swap, the brand new slim types have been nonetheless buzzing, they usually nonetheless confirmed the identical slight quantity of flicker as earlier than.


Colin West McDonald / CNET

All of that is to say that in case you’re shopping for a bulb to be used with a dimmer swap, you may wish to go for one thing aside from the slim fashion. actually the most suitable choice could be Philips’ personal normal 60W equal LED , which obtained the identical retardation check that the Slim Type Flunk did. At $15, that bulb prices greater than the Slim Type, however I believe it is price it if you need clean, dim lighting with out the sparkle or buzz.

The concept of ​​shopping for one other bulb has to do with the warmth generated by the circuitry. Like your cellphone or laptop computer, this warmth will have an effect on the efficiency of the bulb, which is why LEDs place a lot emphasis on thermal administration.

While you first activate an LED, there is no such thing as a warmth, so the facility and lightweight output you see ought to be near optimum ranges. Because the bulb heats up, sometimes over the course of about half-hour, the facility output will drop drastically, till the bulb plateaus in what producers name a “regular state.”

Earlier than you cry foul, understand that the drop in gentle output is barely barely noticeable, if in any respect. Plus, LEDs aren’t rated for brightness or effectivity till they’ve hit their regular state, so you are not lacking out on specs.


Over time, warmth impacts the Slim Type considerably lower than different LEDs, which suggests it may be an particularly good decide to be used in enclosed fixtures. Rai Crist/CNET

With our spectrometer, we might observe an LED’s seen energy output over time, then graph that regular state for ourselves, and we determined to take action. The purple line within the graph above represents the Philips SlimStyle’s energy output over time, and as you’ll be able to see, it really works nice, flatlining at about 92 % of its preliminary brightness.

It is a greater regular state than every other bulb we examined, and the one one we discovered above 90 %. Outcomes like that recommend that warmth does not have an effect on the Slim Type’s efficiency as a lot because it does with different LEDs, which lends some credibility to the bulb’s distinctive design.

The sensible conclusion of that is that the Philips Slim Type may be an particularly sensible choice to be used in enclosed fixtures. Trapping a bulb inside a fixture, and also you’re trapping it with the warmth it produces, which might scale back regular state and probably shorten the lifespan of the bulb as nicely. A bulb just like the Slim Type, which manages warmth notably nicely, suffers far much less in a lot of these settings than different LEDs.


Colin West McDonald / CNET


At $9 every (or much less, in case you reside in an space that provides instantaneous reductions for Vitality Star-certified gentle bulbs), the Philips Slim Type provides loads of gentle bulb bang in your buck. You will not have an issue with its brightness or coloration temperature, and in case you’re switching from incandescent, you positively will not have any complaints when your subsequent electrical energy invoice comes due.

That stated, for a greenback extra, CREE 60W Alternative LED Affords a rise in effectivity with a 10-year guarantee that’s greater than thrice what you get for a slim fashion. and for the ultimate worth, $5 LEDair LEDs at Ikea They’re fairly exhausting to beat—although their low brightness and lack of guarantee maintain me from recommending them outright.

If you happen to’re on the lookout for a bulb to make use of with a dimmer swap, you may wish to look elsewhere, because the Slim Type buzzes considerably greater than different LEDs everytime you drop by 50 % or much less. are diminished. Alternatively, for connected fixtures – globes, sconces, and so forth – slim styling appears to be an ideal selection.

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