Best Cell Signal Booster for Car in 2021 with Complete Buying Guide

Cell phone signal boosters are also called cell phone boosters, repeaters, signal amplifiers, and network extenders. They boost 4G LTE signal across all major North American carriers. A cell phone signal booster will end your dropped phone calls, unsent texts, and slow data speeds. You will never have a weak signal or dead zones again. Unfortunately, many people do not currently have an adequate cell signal for reliable calls or fast data for Internet connectivity. Fortunately, a cell phone signal booster is able to solve most cell signal issues and give you reliable calls and fast data speeds. You can find the best cell signal booster for your car in 2021 here.

There are many different types of cell phone boosters. So many that it can be hard to choose which one is right for you. That is why we have made this list – to show off the most trusted, legal cell phone boosters on the market. The booster’s power supply plugs into a standard 120-volt AC wall socket. The booster is the only component in the system that requires electrical power. We'll give you a general overview of each signal booster and why you should consider it, without going too deep into the highly technical stuff.

Best Cell Signal Booster Comparison Table

Image Name Details Action
weBoost Home MultiRoom (470144) Cell Phone Signal Booster Kit | Up to 5,000 sq ft | All U.S. Carriers - Verizon, AT&T, T-Mobile, Sprint & More | FCC Approved Details Check Price
SureCall Fusion2Go Max in-Vehicle Cell Phone Signal Booster | Boosts Voice and 4G LTE for Verizon, AT&T, Sprint, T-Mobile | for Multiple-Users Details Check Price
HiBoost Cell Phone Signal Booster for Home and Office Signal Extender Cellular Booster Signal Amplifier up to 4,000-10,000 Sq.Ft,Compatible AT&T, T-Mobile, Verizon, Sprint and More (4K Plus) Details Check Price
weBoost Connect RV 65 (471203) Cell Phone Signal Booster for Stationary Use Only | U.S. Company | All U.S. Carriers - Verizon, AT&T, T-Mobile, Sprint & More | FCC Approved Details Check Price
Amazboost Cell Phone Booster for Car, Truck,RV,Pickup or SUV-Vehicle 5 Bands Cell Phone Signal Booster Apply to All U.S. Carriers | Verizon AT&T Sprint T-Mobile | Amplifies 4G LTE 3G 2G Signal Details Check Price
5 Bands Vehicle Cell Phone Booster for Car Truck RV Use GSM 3G 4G LTE Cell Service Booster Signal Repeater for AT&T, Verizon, T-Mobile Voice & LTE Data - FCC Approved Details Check Price
weBoost Drive Reach (470154) Vehicle Cell Phone Signal Booster | Car, Truck, Van, or SUV | U.S. Company | All U.S. Networks & Carriers -Verizon, AT&T, T-Mobile, Sprint & More | FCC Approved Details Check Price
Cell Phone Signal Booster for Car Auto RV Truck 5 Bands Supports All Phones & Carriers Verizon AT&T Sprint T-Mobile Cricket Amplifies 4G LTE 3G CDMA 2G GSM Data&Voice Signals on Band 2/4/5/12/13/17 Details Check Price

1. weBoost Home MultiRoom (470144) Cell Phone Signal Booster Kit | Up to 5,000 sq ft | All U.S. Carriers - Verizon, AT&T, T-Mobile, Sprint & More | FCC Approved

weBoost Home MultiRoom (470144) Cell Phone Signal Booster Kit is fantastic accessories for your car. weBoost is the ideal multi-user cell signal booster for anyone who is experiencing weak signal or unresolved connectivity issues within a specific area of their home. With 65 dB in max gain, the weBoost MultiRoom offers residents the most reliable cell signal possible on all available network speeds. Generating up to 21 dBm in uplink-output power, the Wilson Multi-Room signal booster can also reach cell towers at distances up to 23% farther than its predecessor; the Connect 4G. With Home Multi-Room, users can enjoy fewer dropped calls, better voice quality, uninterrupted texts, faster data speeds, better streaming, and improved hotspot capability.

weBoost Multi-Room is compatible with all cell phones, tablets, hotspots, and cellular-connected devices on all US mobile carriers - including Verizon, AT& T, T-Mobile, US Cellular and more. With the addition of Band 25, Sprint customers will also enjoy enhanced LTE signal coverage. weBoost by Wilson Electronics Home MultiRoom signal booster is among weBoosts first home cell boosters to provide enhanced support for Sprint LTE users through Band 25 optimization.


Features

Product Dimensions: 6.5 x 6 x 2.63 inches

Item Weight: 1.9 pounds

ASIN: B07VG9ZZMV

Item model number: 470144

Other display features: Wireless

Colour: Home MultiRoom

Included Components: Flat Window Cable, Outside Directional Antenna, 30' Coax Cable, Home MultiRoom Booster, Outside Antenna Mounting Bracket, Fabric Inside Panel Antenna, 15' Coax Cable (x2), Wall Mount Brackets w/Command Strips, Cable Mounting Clips (x15),

Power Supply Manufacturer: Wilson Electronics

Date First Available: August 29, 2019

Pros
  • Wherever we stay with the car can get our phone network.
  • Very much easy to install this device.
  • Convenient tool-free installation.
  • Customizable for any situation.
  • No more dropped calls or slow texts
Cons
  • Sometimes it is not noticeable that phone call comes.
  • Not so much good looking.



2. SureCall Fusion2Go Max in-Vehicle Cell Phone Signal Booster | Boosts Voice and 4G LTE for Verizon, AT&T, Sprint, T-Mobile | for Multiple-Users

The Fusion2Go Max features SureCall’s patented Extended Range Technology (ERT) for maximum performance across all areas of the road. ERT amplifies cell signals outside the vehicle, bypassing cable loss and producing faster data speeds while keeping users connected farther than any other booster.

Fusion2Go Max also boasts 2XP technology to further boost the vehicle-to-tower range by increasing the uplink transmission power two-fold. With ERT and 2XP working in unison, Fusion2Go Max is the best performing all-carrier cell phone signal booster on the market. Data-driven navigation and other apps will perform better in remote areas with weak cell service and obstructions between your car and the cell tower.


Features

Part Number: SC-Fusion2GoMax

Uplink Frequency Range (MHz): 698-716 / 776-787 / 824-849 / 1850-1915 / 1710-1755 (G Block Included)

Downlink Frequency Range (MHz): 728-746 / 746-757 / 869-894 / 1930-1995 / 2110-2155 (G Block Included)

Supported Standards: CDMA, WCDMA, GSM, EDGE, HSPA+, EVDO, LTE and all cellular standards

Input/Output Impedance: 50 Ohm

Maximum Gain: 50 dB (all bands)

Gain Adjustment: 20 dB (Automatic)

Max Uplink Power: 29.0 dBm, 1 Watt EIRP

Noise Figure: ≤5 dB

VSWR: ≤2.0

DC Car Charger: 6-17V

Exterior Antenna Cable Type / Length: SC-302 / 10 feet

Interior Antenna Cable Type / Length: RG-174 / 10 feet

RF Connectors: FME Male (both ends)

Power Consumption: ≤10W

Operation Temperature: -4ºF to +158ºF

Dimensions: 5.625" x 4" x 1.125"

Weight: 1.43 lbs

Pros
  • Supports the largest number of simultaneous users.
  • 5G compatible - Fusion2Go Max supports 4G LTE and 5G devices.
  • Works with all North American carriers.
  • ERT offers the fastest speeds & longest cell tower reach.
  • Industry best 3-year warranty and lifetime US-based tech support.
Cons
  • The network sometimes dropping here.
  • A little bit of weight exists in this device.



3. HiBoost Cell Phone Signal Booster for Home and Office Signal Extender Cellular Booster Signal Amplifier up to 4,000-10,000 Sq.Ft,Compatible AT&T, T-Mobile, Verizon, Sprint and More (4K Plus)

HiBoost Cell Phone Signal Booster for Home and Office Signal Extender Cellular Booster Signal is an important device that can be very much helpful for our car. HiBoost signal booster improves your data speeds and stops dropped calls. Stronger cellular signal connection and higher speed apply to the smartphone, tablet, data card, Wi-Fi Hotspots and notebooks all at the same time. Most cell phone booster has you pretty much working in the blind, no figures you can see but guess. HiBoost App & LCD helps fine-tune max power and see real-time data of what the signal booster is doing and let you squeeze every last power from the cell booster. Even 1dB more power is precious when you suffer from no signals. Further HiBoost APP online-support assures you get the absolute best possible set up and performance.

All prime parts of the Hiboost cell booster are built by rock solid hardware with commercial quality standards. The metal case ensures strong heat dissipation, you will not face overheating cause of failure.


Features

Product Dimensions: 18 x 5.5 x 11.5 inches

Item Weight: 0.64 ounces

ASIN: B07TQ7JMVN

Special Features: Home 4K Plus Booster, Outside Directional Antenna, Outside Antenna Mounting Bracket, Inside Panel Antenna, 2 pcs 50ft Coax Cable (Hiboost 200), Power Supply

Other display features: Wireless

Colour: 4K PLUS

Manufacturer: HiBoost

Date First Available: May 24, 2019

Pros
  • Works for all phones & all US carriers.
  • 4G coverage up to 4,000 sq. ft.
  • Amplifier and indoor antenna all-in-one combo.
  • Complete kit: all parts included.
  • Very easy to install.
Cons
  • Too much weight.
  • Sometimes long antenna is not helpful for carrying.
  • It looked like it spare some parts.



4. weBoost Connect RV 65 (471203) Cell Phone Signal Booster for Stationary Use Only | U.S. Company | All U.S. Carriers - Verizon, AT&T, T-Mobile, Sprint & More | FCC Approved

weBoost Connect RV 65 (471203) cell phone signal booster by Wilson Electronics and campers is the most powerful RV cell phone signal booster. Works for all Carriers in the USA & Canada. Connect R V 65 kit includes a telescoping pole that can rise to 25 feet for best reception through an exterior antenna mounted at the top. This RV 3G, 4G, LTE cellphone signal amplifier kit helps maintain continuous cellular communication for all mobile devices such as smartphones, tablets, etc. in your parked camper or RV. Connect 65 boosts signal to multiple devices simultaneously. This cell phone booster for a stationary camper or RV improves reception for all wireless carrier networks in the USA as well as Canada.

The kit avoids needing to comply with the mobile gain limitations because it is not suitable for use while in motion. Instead - the directional wideband external antenna included requires aiming and set up at each stop. Included in the kit is a telescoping pole (can go up to 25' tall) which allows the outside directional cellular antenna to maximize the signal from the nearest cell tower. Initial installation takes approximately 30 minutes, with only 10 minutes needed to set up and take down pole and outside antenna when parked.


Features

Model: 471203

Max Uplink Gain: 24.6 dBm

Max Downlink Gain: 65dBm

Impedance: 75 Ohm

Devices Boosted Simultaneously: Multiple

LTE Bands Supported: 12/17, 13, 5, 4, 2

Exterior Antenna: weBoost Wideband Directional

Internal Antenna: weBoost Panel

Range of Interior Coverage: Room

In Motion Usage: No

Power: 110-240 V AC, 50-60 Hz

Connecters: F-Female

Booster Dimensions: 6.5'' x 4.25'' x 1.25''

Warranty: 2 Year

Pros
  • Works for all phones & all US carriers.
  • Powerful stationary RV booster.
  • Ideal for campers and trailers.
  • Due to demand, shipping delays may occur.
  • Easy install.
Cons
  • Not suitable for all cars.
  • Network breach available.



5. Amazboost Cell Phone Booster for Car, Truck,RV,Pickup or SUV-Vehicle 5 Bands Cell Phone Signal Booster Apply to All U.S. Carriers | Verizon AT&T Sprint T-Mobile | Amplifies 4G LTE 3G 2G Signal

Amazboost Cell Phone Booster for Car, Truck, RV, Pickup or SUV-Vehicle 5 Bands Cell Phone Signal Booster is a cell phone Booster-Vehicle:Boosts signal for fewer dropped calls, better voice quality, faster data speeds, increased hotspot capability, and improved audio and video streaming on the road — even in remote areas. Compatible with all us carriers 3G 4G:band12, 13,17,5,25,2,4 , including: at&t, Verizon, t-mobile, sprint, u. s. cellular, etc. 5G ready-compatible with at&t5G and t-mobile 5G. All components needed for installation come in one package with a 12VDC power cord that plugs into the cigarette lighter. Cell phones require less output power to send and receive a signal.

This can significantly reduce the required transmission power of mobile phones and therefore reduce the level of electromagnetic radiation exposure to the human body. At the same time, having a better signal reduces power usage, which saves your battery and can and improve the battery life of phones on standby mode by up to an additional 2 hours.


Features

Model: Amazboost

Package Dimensions: 9.2 x 7.4 x 2.6 inches

Item Weight: 2.74 pounds

ASIN: B08VNYRB1W

Other display features: Wireless

Manufacturer: Amazboost

Date First Available: February 2, 2021

Pros
  • Powerful boosting network.
  • Amplifying ability is good.
  • 3G/4G coverage available.
  • Easy installation.
  • Low price.
Cons
  • Weak signal than others.
  • The design is not good.



6. 5 Bands Vehicle Cell Phone Booster for Car Truck RV Use GSM 3G 4G LTE Cell Service Booster Signal Repeater for AT&T, Verizon, T-Mobile Voice & LTE Data - FCC Approved

5 Bands Vehicle Cell Phone Booster for Car Truck RV Use GSM 3G 4G LTE Cell Service Booster Signal is much good product that can help you with the network. It works with all US carriers Verizon, AT& T, T-Mobile, US Cellular, Sprint, Straight Talk, Cricket Wireless etc on 700MHz(band 12/13/17),850MHz(band 5),1700MHz(Band 4) and 1900MHz (band 2). Please confirm there are at least 1~ 2 bars signal outsides and your phone band shows band 2,4,5,12,13 or 17 before purchasing, otherwise the booster may not work. The booster Supports multiple users and different cellular devices simultaneously. It build-in a smart AGC function to detect the level of the available incoming signal and adjust itself for best performance without manual control.

The fashion design mobile phone booster and antennas are lightweight, You can install them easily. Just put the outside super magnetic antenna on your car's roof, Stick the indoor antenna near the Car centre console.


Features

Package Dimensions: 9.29 x 4.21 x 2.68 inches

Item Weight: 1.98 pounds

ASIN: B08FXDM5WR

Item model number: AY1712-NEW

Other display features: Wireless

Colour: Five Band 2/4/5/12/17/13 for Car

Manufacturer: Anycall.ltd

Date First Available: August 14, 2020

Pros
  • It works with a 3G/4G supported network.
  • Easy to installing.
  • Lightweight and powerful.
  • The ideal compiler is available inside it.
  • Comparable low price.
Cons
  • Design is average.



7. weBoost Drive Reach (470154) Vehicle Cell Phone Signal Booster | Car, Truck, Van, or SUV | U.S. Company | All U.S. Networks & Carriers -Verizon, AT&T, T-Mobile, Sprint & More | FCC Approved

weBoost Drive Reach (470154) Vehicle Cell Phone Signal Booster offers fewer dropped calls, better voice quality, faster mobile internet, improved audio and video streaming, and greater hotspot capability even in the most remote areas. The Drive Reach provides stronger cell service with less battery power consumption for up to 2 hours of additional talk time. Includes a user-friendly guide to help ensure quick, easy, and hassle-free setup in any type of car, truck, van, or SUV.

The only booster designed, assembled, and tested in the USA with US customer support: Our products are not manufactured in China. Never drop a call while on the road again. Stop waiting for loading screens. No more searching for reception. Get faster internet & updates on your apps. Send emails and text messages with zero delays. Stream video & audio with little to no buffering.


Features

Product Dimensions: 6 x 4.5 x 1.5 inches

Item Weight: 3.15 pounds

ASIN: B07PDVTMM6

Item model number: 470154

Other display features: Wireless Included Components: Drive Reach Booster, 4” 4G Mini Magnet-Mount Antenna, 4G Slim Low-Profile Antenna, Power Supply

Manufacturer: Wilson Electronics

Date First Available: May 21, 2019

Pros
  • Boosts 3G & 4G LTE for any car or vehicle up to 4 devices.
  • The highest uplink output of any vehicle booster.
  • Metallic exterior designed to displace excess heat for peak performance.
  • CLA power cord features a USB-A port for rapid phone charging.
  • Magnetic roof antenna.
Cons
  • Colour is not suitable for all cars.
  • Overweight.



8. Cell Phone Signal Booster for Car Auto RV Truck 5 Bands Supports All Phones & Carriers Verizon AT&T Sprint T-Mobile Cricket Amplifies 4G LTE 3G CDMA 2G GSM Data&Voice Signals on Band 2/4/5/12/13/17

Cell Phone Signal Booster for Car Auto RV Truck 5 Bands Supports All Phones & Carriers Verizon AT& T Sprint T-Mobile Cricket Amplifies 4G LTE 3G CDMA 2G GSM Data& Voice Signals is cellular boosters support Multiple Users & Devices across all major frequencies. Good for multiple users with different cellular devices in your Car/SUV/RV/Truck. Just put the outside magnetic antenna on your car roof and install the inside patch antenna in the front of the car where’s close to your phones and run the cables, then plug in the power supply.

Professional Technical Support; 30 Days Money-Back Guarantee; 3 Months Replacement for all components;12 Months Free Repairs for Accessories; 5 Years Free Repairs for the booster host.


Features

Package Dimensions: 9.25 x 7.28 x 2.32 inches

Item Weight: 1.97 pounds

ASIN: B088BJXW1J

OS: IOS, Android

Other display features: Wireless

Colour: Band 2/4/5/12/13/17 for Vehicle

Manufacturer: UUNITONA

Date First Available: May 8, 2020

Pros
  • Signal for fewer dropped calls, better voice quality.
  • Stronger cell signals from all U.S. networks.
  • Powerful network wave.
  • Low price.
  • Lightweight catching.
Cons
  • Comparatively not so much strong durability.



Conclusion

We have come to the end of our article. We have tried our best to show you the best cell signal booster for car available in the market and told you every single feature of them. We want to thank you because you made us a part of your day.

Now, we are sorry to say that we are not going to recommend the final cell signal booster for the car. We know they all are the best for different purposes and we hate to compare our best products. If you are confused yet to choose one, our recommendation for you to read the buying guide again. Finally, we want to say if you purchase one from our recommended products, you will not be outwitted for sure.


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Jhony Thomas

Jhony Thomas is a freelance writer and editor who specializes in technology reporting and reviewing. He works out of the suburban New York City area. He has drivers Education and safe driving enthusiast. In the sense of car knowledge, he has the most powerful knowledge about car accessories, engine, information, news, tools and technologies. He can appreciate people to know about the car knowledge.