Bolt Power K3 Mini Portable Car Jump Starter
The Bolt Power K3 Mini's high capacity makes it an excellent travel companion, and it's essential to have along if your car's battery is prone to dying.
Pioneer AVIC 5000NEX Navigation System
Pioneer's flagship AVIC 8000NEX boasts dozens of media and navigation options -- including the first aftermarket appearance of Apple CarPlay -- but most users will find a better feature-to-cost balance lower in the brand's NEX lineup.
Cobra iRadar Atom
With the aid of your smartphone and an app, the compact Cobra iRadar Atom is a powerful tool for monitoring the road ahead for speed traps and road hazards.
For its price, the BlueDriver is a convenient tool for those who want some ability to work on and understand modern engines.
Pricing not available
Audiovox Universal Tablet Mounting System ( IPD-UNVBT)
The Audiovox IPD-UNVBT is physically firm, functionally flexible, and relatively inexpensive mounting option for entertaining rear seat passengers with the tablet that you already own.
Mpow Streambot Y FM Transmitter
The Streambot Y is a simple yet effective FM transmitter for owners of older cars, but the lack of automatic tuning could be an issue in areas with crowded airwaves.
2014 Ferrari F12 Berlinetta
The Ferrari F12 Berlinetta is a stunning car that is a thrill to drive fast and a pleasure to drive slow. It's lacking a bit when it comes to interior tech, but with Ferrari's CarPlay partnership, hopefully that will be changing in future iterations.
iBolt xProDock Connect
The iBolt xProDock Connect's strong hardware and flexible software work well together, but the NFC gimmick feels like a DIY hack.
2014 Aston Martin Vanquish Coupe
The 2014 Aston Martin Vanquish Coupe is an amazing engine in a package full of soul, but as ever lacking a bit on the tech side. Buy it with your heart, not your head.
Pricing not available
The iSimple BluClik is an easy way enhance safety and keep hands on the wheel by adding simple media controls to vehicles without standard steering wheel buttons.
Beanco Tech Mobile Home
The Mobile Home's access to Siri is convenient, but its price and lack of features don't make it the best buy in its niche category.
Rockford Fosgate Universal Bluetooth Audio Adapter
Rockford Fosgate's Bluetooth Adapter makes a convenient fit for some cars, but the lack of phone features limits it to music.
Viper SmartStart ( 5706)
While Bluetooth proximity unlocking and the GPS locator features of Viper SmartStart and SmartKey come in handy, it is a fairly big installation and will apply to limited scenarios and vehicles.
Garmin Dash Cam 20
With a bit of tweaking, the Garmin Dash Cam 20 is a (mostly) silent witness that watches the road without attracting the driver's attention.
Metronome by MetroMile
Metronome offers a limited set of features for tracking fuel economy in your car that are wrapped in a nice design, but most of all, it's hard to argue with free.
Pioneer AppRadio 3 SPH-DA210
The Pioneer AppRadio 3 is significantly improved over the previous generation and one of the best choices for drivers wanting safe access to smartphone apps while on the road.
Zubie Key Connected Car Service
The Zubie Connected Car Service keeps good track of the family car and can help people be better drivers, but the lack of fuel economy information is a big miss.
Escort Passport Max radar detector
The Passport Max isn't exactly a bargain, but with improved detection performance and fewer annoying false alerts, it certainly justifies its price tag.
iCreation SpeeCup ( white)
As a general Bluetooth speaker system for music streaming and hands-free calls, the SpeeCup works well and offers some unique controls, but it suffers from limited portability and a high price.
Audiovox Car Connection
The Audiovox Car Connection's main benefit is letting parents keep track of their children's driving behavior for a relatively low per-month price.
Vehicle Diagnostics by Delphi
Delphi's Vehicle Diagnostics system works best as a tool for parents who let their kids drive the family car, as it shows the car location and will trigger an alert if the car leaves a proscribed area.
Garmin Nuvi 3597LMTHD
The Nuvi 3597LMTHD continues to refine Garmin's brand of navigation with premium design and one of the best interfaces in the business.
The TextBuster system makes good on its promise to bust text-messaging and apps, but paying hardware prices for what's basically a software solution is a hard pill to swallow.
The Sony MEX-GS600BT's App Remote function is not very useful without a dashboard mount for your phone, but everything else about this full-featured car stereo makes it easily recommendable.
Automatic Labs Automatic
The Automatic driving assistant helps drivers who know nothing about cars to monitor and boost their fuel efficiency with plug-and-play ease and a simple interface that even laymen can understand.
Parrot Asteroid Smart
The Parrot Asteroid Smart is a smartly designed and flexible multimedia receiver that hangs its hat on an app market that, for now, doesn't offer much choice.
Pioneer DEH-X9500BHS CD receiver
The Pioneer DEH-X9500BHS packs in a remarkably wide range of audio sources for a single-DIN receiver, including some rudimentary app integration.
The Alpine CDE-141 won't blow you away with bells and whistles, but this entry-level car stereo gets the basics right at a competitive price.
CarMD Vehicle Health System
The CarMD Vehicle Health System turns up very limited data compared with the cost of the device, and it offers few real features.
Pioneer AppRadio 2 ( SPH-DA100)
For iPhone 4 and 4S lovers, the Pioneer AppRadio 2 is possibly the best aftermarket receiver that money can buy. For Android users, the choice isn't so obvious.