Are you sure you want to remove the following product from the cart? We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. The 921s just performed that much better than the 912s. var alS = 1002 % 1000; For this reason, the 921 bulb generally puts out a brighter light than the 912 bulb. The 912 is a T5 Wedge Base Miniature Bulb that has been designed for easy replacement of existing wedge base lamps. Got some 922s on sale the other day and wondering if I can use them? Probably the most noticeable difference between 921 and 912 bulbs is their brightness. var container = document.getElementById(slotId); We would recommend the 921 bulbs for most drivers, owing to the bulbs better performance and longevity. 912 VS 921 Bulbs | What's The Difference? - Headlight Reviews Compare AUTHORIZED RETAILERS Our products are available in many major retailers across the country. ins.dataset.adClient = pid; Check out your inbox for all the latest news, product releases and more. Brighter 194/906/921 Bulb Replacement. If you are looking for a light that will give you the brightest light possible, go with the 921. The 912 and 921 bulbs are interchangeable as they have the same T-5 wedge base. In case you need as bright bulb as possible, look for LED options. However, these days the difference in energy efficiency between the two types of bulbs is minimal. Are you having trouble finding something? The 921 is a great choice for those who need a lot of light but dont want to sacrifice space. amzn_assoc_ad_type = "smart"; ins.id = slotId + '-asloaded'; amzn_assoc_marketplace = "amazon"; In comparison with other automotive light bulbs, the 912 has a higher lumen rating. It would seem that the 921 is better for those campers needing more brightness and the 912 better for those needing more energy efficiency. container.appendChild(ins); At the same time, if you have a car that uses 912 light bulbs, you can replace them with 921 light bulbs without having to worry about compatibility issues. #1 T TonyMM Senior Member Joined Oct 12, 2015 Posts 495 Reaction score 95 Ram Year 2016 RAM 1500 CC 6"4 4X4 Engine Hemi 5.7 I would like to replace my 3rd brake light with some nice bright red LED bulbs. He has been working on cars since he was a teenager and loved helping people keep their vehicles running smoothly. LED wedge bulbs fit a variety of vehicle applications, such as vanity lights, dome lights, map lights, dashboard lights, trunk lights, instrument panel lights, footwell lights, and courtesy lights. Other differences are that the 921 has a more durable build than the 912 and that the 912 is more energy efficient due to drawing less power. 921K and 921/194 Miniature Wedge Base LEDs SYLVANIA Long Life miniature bulbs provide standard performance for your car or truck's interior and exterior auxiliary lighting. Videos Diamond 906/921 LED Light Bulb Review Review of Diamond Vehicle Lights - Replacement Bulbs - DI38VR Need help with installation? We and our partners use cookies to Store and/or access information on a device. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. Headlights are automotive jewelry. Keep in mind that we may receive commissions when you click our links and make purchases. The following table compares the various features of the 912 and 921 RV bulbs. Continue with Recommended Cookies, SYLVANIA 921 LED White Mini Bulb Bright LED Bulb, Ideal for Interior Lighting Map, Trunk, Cargo and License Plate (Contains 2 Bulbs). Web check points to Amazon. Join our email list for the latest news from SYLVANIA, #1 Aftermarket Automotive Lighting Brand in the USA*. amzn_assoc_region = "US"; The 912 and 921 having the same inner core of the T-5 wedge means that they are interchangeable with few variations. Bulb Size Cross References When converting a halogen or incandescent bulb on your vehicle to LED, it can oftentimes be difficult to determine what bulb size you need when the bulb size listed in your owner's manual or on the bulb doesn't match the sizes you find online. Specifically, 921 bulbs are more powerful, with brighter light output and a newer, more durable build. Probably the most noticeable difference between 921 and 912 bulbs is their brightness. Correct fitment coupled with the right choice of technology will turn your vehicle into a shining gem. However, when it comes to these lights, we have to go with the ones that pack the most punch when it comes to these lights. Please support our sponsors and let them know you heard about their products on iRV2. amzn_assoc_tracking_id = "headlight03-20"; keep track of the latest news and quality bulbs. SYLVANIA 921 Long Life Mini Bulb, 2 Pack In the case the exact product is no longer available, a gift card for the value of the original purchase price will be provided. Comparing two 40 watt lights one with a beam angle of 30(a) and another with a beam angle of 90(b), They both produce the same amount of light output but (a) will appear brighter in the beam angle compared to (b) at the sacrifice of light spread. Retail Tracking Service, April 30, 2022. 912 vs 921 bulb - Headlight Size However, other factors may help you decide between these two interchangeable bulbs, namely the greater ease of finding 921 bulbs than 912 bulbs and the lower price of 921 bulbs.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'teamcamping_com-large-mobile-banner-1','ezslot_9',199,'0','0'])};__ez_fad_position('div-gpt-ad-teamcamping_com-large-mobile-banner-1-0'); The running costs of a 921 will be slightly higher due to the increased power draw. Universal Bulb Finder Vehicle Bulb Finder Commercial Accounts Knowledge Base Super Bright LEDs Home Cart: Menu. var ffid = 1; amzn_assoc_design = "enhanced_links"; We've got a 4W blue one in our "throne room". The former emits 1600 lumens while the latter is 1300, due to its higher power rating. 912 bulbs also hold their own with a respectable 1300 lumens of brightness. They are also available in different brightness levels, so you can get something suitable for the particular use you will be putting it to in your RV, whether interior or exterior lighting. Cross Reference Guide - VLEDS https://www.automotivebulbfinder.com/philips/, Chevy Cruze OEM Headlight Bulb Replacement Guide, Ford F-250 OEM Headlight Bulb Replacement Guide. var ffid = 2; An example of data being processed may be a unique identifier stored in a cookie. So, the 921 vs 912 comparisons would be that the 921 emits a brighter light, but the 912 is more energy efficient. The store will not work correctly in the case when cookies are disabled. The 912 and 921 are not the same, although you may have heard that they are interchangeable. Lower numbers give off a warmer white that is closer to candle light, and is good for relaxed and cozy spaces. What's the difference in 12v bulbs? 921 vs 922 - iRV2 Forums Consequently, you will pay more for electricity at a campsite. Can someone tell me the difference? Morimoto XB 921 LEDs. When I look at amazon I find only 921 without "K" or even 194.. Is a 921 without "K" ok? Thank you for signing up. In the case the exact product is no longer available, a gift card for the value of the original purchase price will be provided. 4.5 out of 5 stars 228. . The 921 is used mostly for backup/reverse lights and has a higher light output than the 194. 912s have the lumens up to 1300. These two bulbs are completely interchangeable and offer similar features. I bought these cuz I had one old one start to flicker, these rock in the clear light sockets. var slotId = 'div-gpt-ad-headlightsize_com-box-3-0'; An example of data being processed may be a unique identifier stored in a cookie. It may not display this or other websites correctly. The T10 comes in 194, 168, W5W, 147, 152, 158, 159, 161, 168, 194, 192, 193 - and they all basically look the same. 912 and 921 RV bulbs have a T-5 wedge base, but whereas the 912 bulb is rated at 12 watts and draws 1 amp, the 921 bulb is rated at 16.8 watts and draws 1.4 amps. 3155, 3457A, 3457NA, 4057,4157, 3157A, 3057A, 3157, 3157NA, 5702A, 4157NA, 3057, 3454NA, 4157, 3047, 3357A, 3757A, 3457, 4114, 3357, 4114LL, 3457K, 3157LL, 4157K, 3057LL, 4157NAK, 3357LL, 4057LL, 3157K, 3357K, 3057K, 3057ALL, 3457AK, 3357ALL, 4114K, 3157X, 3057KLCP, 3757AK, 3047LL, 3057KX, 3157ST, 3057X, 4057K, 3457NAK, 3155LL, 3457ALL, 4157LL, 3157NAK, 3157AK, 3157NALL, 3047K, 3757ALL, 3157KX, 3057ST, 5702AK*3157 CAN REPLACE 3156, BUT 3156 CANNOT REPLACE 3157, Also compatible with these cross reference numbers, T8, T12,T15, 194, 175, 168, #555, 2886X, 194R, 161B, 3652, 193, 658, 2827, 194NA, 161, 558, 168NA, 2825, 194G, 160, 168A, 192, 2821, 194B, 158, W5WB, 579, 168, 2825ST, 168ST, 3652LL, 579LL, 2825LL, 168NALL, 2825L, 2821LL, 168LL, 194ST, 161LL, 194NALL, 2827LL, 158LL, 194LL, 906NA, 917, 906, 916NA, 904NA, 922, 916, 904, 921, 912, 920, 921K, 916LL, 921LL, 912LL, 920LL, 917LL, 906LL, 916NALL, 904LL, 921ST, 51, 1896, 586,1889, 64115, 1895, 6253, 182, 1445, 756, 17053, 64113, 3893, 1893, 363, 216, 1816, 64111, 3886X, 1892, 1815, 53X, 57, 1891, 53, 293, 1895A, 57LL, 53LL, 1445LL, 1895LL, 1893LL, 3893LL, 1891LL, 1816LL, 90, 1076, 1056, 1142, 68, 90LL,1004, 1004LL, 1141, 2396, 1156, 67, 87, 12088, 1156NA, 97NA, 1095, 93, 97A, 1295NA, 97, 3497, 1073, 1295, 1195, 1156A, 7506, 199, 631, 1156ST, 1073LL, 1156LL, 7506L, 3497LL, 7506ST, 1156ALL, 97LL, 7506LL, 93LL, 631LL, 1141LL, 5008, 5007, 1155, 89, 57X, 105, 1003, 98, 1003LL, 67LL, 89LL, 105LL, 5008LL, 5007LL, 1155LL, 1034, 1178A, 2057A, 2357NA, 2357A, 1157A, 7528, 2057, 1016, 2357, 1196, 1157, 1142, 94, 3496, 2397, 2357ALL, 2057ALL, 7528L, 1157ST, 3496LL, 1034LL, 2397LL, 1157LL, 2057ST, 2357LL, 1157ALL, 2057LL, 7528LL, 7441, 992, 7440, 7440ST, 7440AL, 7440LL, 7440A, T-10 147 152 158 159 161 168 184 192 193 259 280 285 447 464 555 558 585 655 656 657 1250 1251 1252 2450 2652 2921 2825. We have the wattage starting with the most significant difference between these two bulbs. Oops, asking for guide to purchase the Calais 921. Cart. Or fastest delivery Thu, Jun 1. ins.style.minWidth = container.attributes.ezaw.value + 'px'; expert reply by: Jameson C. Tell us about your vehicle so we can personalize your message. We all need to find some kind of LED that works. Consider your specific needs as an RV camper and whether you need increased energy efficiency (912 bulbs) or greater brightness (generally 921 bulbs). Conversion Kits LED Bulb Cross Reference Chart and Compatibility Guide When converting from halogen bulb to LED there are often multiple eligible cross-reference bulbs. Brent Ordway is an ASE-certified car technician. The consent submitted will only be used for data processing originating from this website. Many bulbs will use the same base and connectors while the different model numbers will be determined by color and wattage. When it comes to being energy efficient, the 912s are a small Bluetooth speaker to the 921s IMAX surround sound system. amzn_assoc_ad_type = "smart"; The 921 also has a higher CRI which means that the colors will appear more vibrant and natural. In case you need this bulb in your car, you may use it for: 921 bulbs take that up considerably to around 17 watts of power. We try our best to keep things fair and balanced, in order to help you make the best choice for you. container.appendChild(ins); We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. He first started the site as a hobby to share his insights on car parts and specifically headlight bulbs, but it soon ballooned and now he writes on all topics surrounding headlights bulbs. Natural and cool white are considered ideal for task lighting. 921 bulbs generate a more appealing 1600 lumens of brightness thanks to their higher power rating.