--- title: "third brake light bulb — Niche Verdict: Skip it (42/100) | Amazon United States - Flapen" canonical_url: "https://flapen.com/amazon/research/us/automotive/third-brake-light-bulb" last_updated: "2026-07-10T03:22:29.982Z" locale: en meta: description: "a small market ($92K/yr) — third brake light bulb doesn't clear our bar today." "og:description": "a small market ($92K/yr) — third brake light bulb doesn't clear our bar today." "og:title": "third brake light bulb — Niche Verdict: Skip it (42/100) | Amazon United States - Flapen" --- Back to Flapen home # **third brake light bulb** **Skip it****42/100 ** a small market ($92K/yr) — third brake light bulb doesn't clear our bar today. **Market/yr** **$92K** **Growth (1y)** **+183.3%** **Products** **19** **Brands** **12** was 11 a year ago **Sellers** **50** **Price range** **$6.89–$21.16** **Returns** **5.3%** **Rating** **4.5★** **Skip it** Scored 42/100 across market size, growth, competition, quality gap, and returns. Market sizeGrowthCompetitionQuality gapReturns Market size **5** ×0.30 Growth **75** ×0.30 Competition **41** ×0.20 Quality gap **39** ×0.10 Returns **57** ×0.10 ## **Demand** Weekly Amazon search volume, last 96 weeks — +183.3% year over year. 2K1KSpike '25Sep '24Dec '24Apr '25Aug '25Nov '25Mar '26 ## **Seasonality** Monthly demand index across the year — 1.00 is average. JFMAMJJASOND No pronounced peak months · busiest ÷ quietest = 1.2× ## **Competition** - SYLVANIA41% - ALKOREY15% - OSRAM12% - Kadiby8% - HHZL7% - AUXITO6% - Other (6 brands)12% The top 5 products take 63% of clicks — established leaders, but buyers still shop beyond them. 12 brands and 50 sellers compete here. **Brands** **12 **▲rising was 11 a year ago **Sellers** **50** **Top 5 brand share** **82%** #ProductBrandPriceRatingReviewsClick shareTrend 1 ![SYLVANIA - 7440 SilverStar Mini Bulb - Brighter and Whiter Light Ideal for Daytime Running Lights (DRL) and Back-Up/Reverse Lights (Contains 2 Bulbs)](https://m.media-amazon.com/images/I/41-CmiGcXAL.jpg) [**SYLVANIA - 7440 SilverStar Mini Bulb - Brighter and Whiter Light Ideal for Daytime Running Lights (DRL) and Back-Up/Reverse Lights (Contains 2 Bulbs)**](https://www.amazon.com/dp/B00499V06G) SYLVANIA$11.624.5★49017%▲rising 2 ![ALKOREY-T20 W21W 7440 Bulb 2700K Warm White 12V 21W 7440 Replacement Bulbs for Back Up Reverse Lights Brake Tail Lights Car Miniature Lamps Ideal for Parking 2 Pack](https://m.media-amazon.com/images/I/411vyQu9W2L.jpg) [**ALKOREY-T20 W21W 7440 Bulb 2700K Warm White 12V 21W 7440 Replacement Bulbs for Back Up Reverse Lights Brake Tail Lights Car Miniature Lamps Ideal for Parking 2 Pack**](https://www.amazon.com/dp/B0FH5Y2CKP) ALKOREY$6.984.4★3814%▲rising 3 ![SYLVANIA - 7440 Long Life Miniature - Bulb Ideal for Daytime Running Lights (DRL) and Back-Up/Reverse Lights (Contains 2 Bulbs)](https://m.media-amazon.com/images/I/414fewJeO8L.jpg) [**SYLVANIA - 7440 Long Life Miniature - Bulb Ideal for Daytime Running Lights (DRL) and Back-Up/Reverse Lights (Contains 2 Bulbs)**](https://www.amazon.com/dp/B01N2BKA8U) SYLVANIA$7.434.6★29912%▲rising 4 ![SYLVANIA 7440 Long Life Miniature Bulb (Contains 2 Bulbs)](https://m.media-amazon.com/images/I/51AuKjahJ5L.jpg) [**SYLVANIA 7440 Long Life Miniature Bulb (Contains 2 Bulbs)**](https://www.amazon.com/dp/B00318V5AC) OSRAM$7.624.6★30812%▼falling 5 ![SYLVANIA - 7443 Long Life Miniature - Bulb Ideal for Daytime Running Lights (DRL) and Back-Up/Reverse Lights (Contains 2 Bulbs)](https://m.media-amazon.com/images/I/41WmQMzNOaL.jpg) [**SYLVANIA - 7443 Long Life Miniature - Bulb Ideal for Daytime Running Lights (DRL) and Back-Up/Reverse Lights (Contains 2 Bulbs)**](https://www.amazon.com/dp/B01FWOBX36) SYLVANIA$7.364.7★7,6299%▼falling 6 ![Kadiby 12 Pack 7440 Bulb T20 W21W Brake/Back Up Reverse/Turn Signal Light Bulbs Mini Long Life White Clear Halogen Lights 7440ll Fit for Accord Civic Odyssey Outlander Rogue Murano RAV4 CR-V](https://m.media-amazon.com/images/I/41bmj7LanPL.jpg) [**Kadiby 12 Pack 7440 Bulb T20 W21W Brake/Back Up Reverse/Turn Signal Light Bulbs Mini Long Life White Clear Halogen Lights 7440ll Fit for Accord Civic Odyssey Outlander Rogue Murano RAV4 CR-V**](https://www.amazon.com/dp/B0CR65DSX9) Kadiby$10.574.6★1,2108%▼falling 7 ![HHZL T20 7440A WY21W Turn Signal Bulb Daytime Running Light Blinker Brake Light Bulbs 10PCS Monofilament Side Marker Lights Mini Taillight 7440 Bulb Replacement for Cars Trucks SUVs(White)](https://m.media-amazon.com/images/I/51UvZOFxaML.jpg) [**HHZL T20 7440A WY21W Turn Signal Bulb Daytime Running Light Blinker Brake Light Bulbs 10PCS Monofilament Side Marker Lights Mini Taillight 7440 Bulb Replacement for Cars Trucks SUVs(White)**](https://www.amazon.com/dp/B0FMYD536W) HHZL$6.894.4★1405%▲rising 8 ![AUXITO Upgraded 7440 7443 LED Bulbs for Reverse Lights Brake Tail Lights T20 7441 7444 LED Replacement Light for Backup Tail Brake DRL Turn Signal Parking Lights 6000K Xenon White](https://m.media-amazon.com/images/I/51poPSnYR6L.jpg) [**AUXITO Upgraded 7440 7443 LED Bulbs for Reverse Lights Brake Tail Lights T20 7441 7444 LED Replacement Light for Backup Tail Brake DRL Turn Signal Parking Lights 6000K Xenon White**](https://www.amazon.com/dp/B07W7HVS57) AUXITO$14.894.4★16,9444%▼falling 9 ![BANGO 7443 LED Bulb White Backup Reverse Light 7440 7441 7444 T20 Super Bright for Car LED Back Up Tail Brake Parking Lights 4 Pack](https://m.media-amazon.com/images/I/51HHXwclYzL.jpg) [**BANGO 7443 LED Bulb White Backup Reverse Light 7440 7441 7444 T20 Super Bright for Car LED Back Up Tail Brake Parking Lights 4 Pack**](https://www.amazon.com/dp/B0DJ8DXB25) BANGO$9.584.4★1,2513%—flat 10 ![AUXITO Upgraded 7440 7443 LED Bulb Red for Tail Lights Brake Lights Super Bright T20 W21W 7441 7444 LED Replacement for Stop Tail Brake Signal Lights Pack of 2](https://m.media-amazon.com/images/I/41--cAM5i+L.jpg) [**AUXITO Upgraded 7440 7443 LED Bulb Red for Tail Lights Brake Lights Super Bright T20 W21W 7441 7444 LED Replacement for Stop Tail Brake Signal Lights Pack of 2**](https://www.amazon.com/dp/B0BN38TGLK) AUXITO$15.614.4★16,9443%▼falling 11 ![iFunyLED 10 PCS 7440 Bulb Replacement Light Kit Set for Car Daytime Running Reverse Backup Parking Tail Brake Turn Signal Light Bulb](https://m.media-amazon.com/images/I/41KUzy9yaHL.jpg) [**iFunyLED 10 PCS 7440 Bulb Replacement Light Kit Set for Car Daytime Running Reverse Backup Parking Tail Brake Turn Signal Light Bulb**](https://www.amazon.com/dp/B0G4CJ1NHM) iFunyLED$7.924.7★563%▲rising 12 ![SYLVANIA - 7440 T20 ZEVO LED White Bulb - Bright LED Bulb Ideal for Daytime Running Lights (DRL) and Back-Up/Reverse Lights (Contains 2 Bulbs)](https://m.media-amazon.com/images/I/41TMCuIo0zL.jpg) [**SYLVANIA - 7440 T20 ZEVO LED White Bulb - Bright LED Bulb Ideal for Daytime Running Lights (DRL) and Back-Up/Reverse Lights (Contains 2 Bulbs)**](https://www.amazon.com/dp/B01NC2BU0Q) SYLVANIA$21.164.5★3962%—flat 13 ![iBrightstar 7443 LED Bulb White 7440 LED Reverse Light Bulbs Super Bright for Backup Lights Tail Lights Parking Lights 2 Pack](https://m.media-amazon.com/images/I/51aJGs61peL.jpg) [**iBrightstar 7443 LED Bulb White 7440 LED Reverse Light Bulbs Super Bright for Backup Lights Tail Lights Parking Lights 2 Pack**](https://www.amazon.com/dp/B06XQWPKKX) iBrightstar$12.654.4★69,0212%▼falling 14 ![Rafeal Auto 7440 Light Bulb 10 Pack T20 Automotive Brake Light Turn 7440 Miniature Bulb Mini Bulb Taillight Turn Signal Light Replacement for Cars Trucks SUVs](https://m.media-amazon.com/images/I/41VFL2+GmkL.jpg) [**Rafeal Auto 7440 Light Bulb 10 Pack T20 Automotive Brake Light Turn 7440 Miniature Bulb Mini Bulb Taillight Turn Signal Light Replacement for Cars Trucks SUVs**](https://www.amazon.com/dp/B0CG37DQNS) Rafeal Auto$9.864.3★782%▼falling 15 ![HHZL T20 7440A WY21W Turn Signal Bulb Daytime Running Light Blinker Brake Light Bulbs 10PCS Monofilament Side Marker Lights Mini Taillight 7440 Bulb Replacement for Cars Trucks SUVs(Amber)](https://m.media-amazon.com/images/I/516vou2dqWL.jpg) [**HHZL T20 7440A WY21W Turn Signal Bulb Daytime Running Light Blinker Brake Light Bulbs 10PCS Monofilament Side Marker Lights Mini Taillight 7440 Bulb Replacement for Cars Trucks SUVs(Amber)**](https://www.amazon.com/dp/B0FMYFFV9Q) HHZL$6.954.4★1402%▲rising **~~Showing 15 of 19 — show all ~~** ## **Product shelf** All 19 tracked products in this niche. Top sellersNewestTrending [![SYLVANIA - 7440 SilverStar Mini Bulb - Brighter and Whiter Light Ideal for Daytime Running Lights (DRL) and Back-Up/Reverse Lights (Contains 2 Bulbs)](https://m.media-amazon.com/images/I/41-CmiGcXAL.jpg)**SYLVANIA - 7440 SilverStar Mini Bulb - Brighter and Whiter Light Ideal for Daytime Running Lights (DRL) and Back-Up/Reverse Lights (Contains 2 Bulbs)** SYLVANIA**$11.62**4.5★490 reviews](https://www.amazon.com/dp/B00499V06G) [![ALKOREY-T20 W21W 7440 Bulb 2700K Warm White 12V 21W 7440 Replacement Bulbs for Back Up Reverse Lights Brake Tail Lights Car Miniature Lamps Ideal for Parking 2 Pack](https://m.media-amazon.com/images/I/411vyQu9W2L.jpg)**ALKOREY-T20 W21W 7440 Bulb 2700K Warm White 12V 21W 7440 Replacement Bulbs for Back Up Reverse Lights Brake Tail Lights Car Miniature Lamps Ideal for Parking 2 Pack** ALKOREY**$6.98**4.4★38 reviews](https://www.amazon.com/dp/B0FH5Y2CKP) [![SYLVANIA - 7440 Long Life Miniature - Bulb Ideal for Daytime Running Lights (DRL) and Back-Up/Reverse Lights (Contains 2 Bulbs)](https://m.media-amazon.com/images/I/414fewJeO8L.jpg)**SYLVANIA - 7440 Long Life Miniature - Bulb Ideal for Daytime Running Lights (DRL) and Back-Up/Reverse Lights (Contains 2 Bulbs)** SYLVANIA**$7.43**4.6★299 reviews](https://www.amazon.com/dp/B01N2BKA8U) [![SYLVANIA 7440 Long Life Miniature Bulb (Contains 2 Bulbs)](https://m.media-amazon.com/images/I/51AuKjahJ5L.jpg)**SYLVANIA 7440 Long Life Miniature Bulb (Contains 2 Bulbs)** OSRAM**$7.62**4.6★308 reviews](https://www.amazon.com/dp/B00318V5AC) [![SYLVANIA - 7443 Long Life Miniature - Bulb Ideal for Daytime Running Lights (DRL) and Back-Up/Reverse Lights (Contains 2 Bulbs)](https://m.media-amazon.com/images/I/41WmQMzNOaL.jpg)**SYLVANIA - 7443 Long Life Miniature - Bulb Ideal for Daytime Running Lights (DRL) and Back-Up/Reverse Lights (Contains 2 Bulbs)** SYLVANIA**$7.36**4.7★7,629 reviews](https://www.amazon.com/dp/B01FWOBX36) [![Kadiby 12 Pack 7440 Bulb T20 W21W Brake/Back Up Reverse/Turn Signal Light Bulbs Mini Long Life White Clear Halogen Lights 7440ll Fit for Accord Civic Odyssey Outlander Rogue Murano RAV4 CR-V](https://m.media-amazon.com/images/I/41bmj7LanPL.jpg)**Kadiby 12 Pack 7440 Bulb T20 W21W Brake/Back Up Reverse/Turn Signal Light Bulbs Mini Long Life White Clear Halogen Lights 7440ll Fit for Accord Civic Odyssey Outlander Rogue Murano RAV4 CR-V** Kadiby**$10.57**4.6★1,210 reviews](https://www.amazon.com/dp/B0CR65DSX9) [![HHZL T20 7440A WY21W Turn Signal Bulb Daytime Running Light Blinker Brake Light Bulbs 10PCS Monofilament Side Marker Lights Mini Taillight 7440 Bulb Replacement for Cars Trucks SUVs(White)](https://m.media-amazon.com/images/I/51UvZOFxaML.jpg)**HHZL T20 7440A WY21W Turn Signal Bulb Daytime Running Light Blinker Brake Light Bulbs 10PCS Monofilament Side Marker Lights Mini Taillight 7440 Bulb Replacement for Cars Trucks SUVs(White)** HHZL**$6.89**4.4★140 reviews](https://www.amazon.com/dp/B0FMYD536W) [![AUXITO Upgraded 7440 7443 LED Bulbs for Reverse Lights Brake Tail Lights T20 7441 7444 LED Replacement Light for Backup Tail Brake DRL Turn Signal Parking Lights 6000K Xenon White](https://m.media-amazon.com/images/I/51poPSnYR6L.jpg)**AUXITO Upgraded 7440 7443 LED Bulbs for Reverse Lights Brake Tail Lights T20 7441 7444 LED Replacement Light for Backup Tail Brake DRL Turn Signal Parking Lights 6000K Xenon White** AUXITO**$14.89**4.4★16,944 reviews](https://www.amazon.com/dp/B07W7HVS57) ## **Reviews** What buyers praise and complain about, mined from review topics. ### **What buyers love ** **Brightness/Shine/Glow**31% *“Super bright”* **Size-Overall**16% *“OEM fit”* **Quality-Overall**12% *“Quality looks solid”* **Value For Money**11% *“Good price”* **Advertised Vs Actual Product**8% *“As advertised”* **Assembly/Installation**7% *“Easy install”* **Efficiency**2% *“Works well”* **Durability**2% *“Durable”* **Ease Of Use**1% *“Easy and cost efficient”* **Color**1% *“Great color”* ### **What buyers complain about ** **Size-Overall**18% *“which I believe are too small”* **Compatibility-Overall**15% *“The site says they are compatible and they are not”* **Brightness/Shine/Glow**14% *“Not as bright as expected”* **Durability**13% *“Short life”* **Quality-Overall**10% *“Quality control is lacking”* **Color**2% *“color is darker than OEM”* **Assembly/Installation**2% *“meaning I have to pay someone two times to install it”* **Value For Money**2% *“These bulbs cost me $1800”* **Functionality-Overall**2% *“Canbus decoder didnt help”* **Defective Material/Parts**2% *“The defective one only 50% of the LEDs would light up”* #### **Top return reasons**- Size-Overall59% - Compatibility-Overall18% - Advertised Vs Actual Product5% - Functionality-Overall4% - Defective Material/Parts3% - Color2% - Brightness/Shine/Glow2% - Value For Money2% - Socket/Port/Plug1% - Assembly/Installation1%