John Diether

Automotive Editor

John Diether has been a professional writer, editor, and producer since 1997. His work can be found on TV, radio, web, and various publications throughout the world.  He is a graduate of Northwestern University and has a 1992 Cadillac Brougham d’Elegance in his garage. 

Recent Contributions by John

  • 2017 Mercedes-Benz GLE43 AMG YMM Overview

    Sep 20, 2016

    The most dramatic member of the Mercedes-Benz GLE-Class, the GLE43 AMG Coupe combines the comfort and capability of a midsize crossover with the aggressive styling of a sporty two-door.

  • 2017 Mercedes-Benz GLE63 AMG YMM Overview

    Sep 20, 2016

    The high-performance member of Mercedes-Benz GLE-Class, the GLE63 AMG brings twin-turbo V8 power to the midsize luxury crossover market. Few other vehicles can run so fast and corner so

  • 2017 Mercedes-Benz Maybach S550 YMM Overview

    Sep 20, 2016

    If the Mercedes-Benz S-Class is a little too common for your taste, you can always upgrade to its ultra-luxury relation, the Mercedes-Maybach S550. In addition to everything else you

  • 2017 Mercedes-Benz Maybach S600 YMM Overview

    Sep 20, 2016

    If you want the indulgence of V12 power, but the Mercedes-Benz S-Class isn't quite exclusive enough for you, try on the obsessively luxurious Mercedes-Maybach S600. Along with faultless quality

  • 2017 Infiniti QX30 YMM Overview

    Sep 19, 2016

    Infiniti's newest model is also its most affordable and hardest to categorize. The QX30 is officially billed as a compact crossover, but looks more like a hatchback and handles

  • 2017 Infiniti QX50 YMM Overview

    Sep 19, 2016

    Infiniti's long-running compact crossover, the QX50 focuses more on performance than others of its ilk. With its powerful V6 and rear-drive architecture, it's definitely a crossover for buyers who

  • 2017 RAM 2500 YMM Overview

    Sep 19, 2016

    For times when a regular pickup just won't do, RAM offers the 2500, a heavy-duty hauler that's ready to tackle the big jobs. The main question for you is

  • 2017 RAM 1500 YMM Overview

    Sep 19, 2016

    RAM's all-purpose truck, the 1500 delivers the capability and character you expect in a full-size American pickup. You also get uncommonly smooth on-road performance, a refined interior, and a

  • Porsche 911 vs. Nissan GT-R

    Sep 15, 2016

    Comparing a Nissan to a Porsche 911 doesn't make much sense—unless that Nissan happens to be the exhilarating GT-R. It's the only supercar in the family, and a good one

  • Porsche 911 vs. Dodge SRT Viper

    Sep 15, 2016

    Porsche's signature sports car, the legendary 911 just keeps getting better. New turbocharged engines debut this year for even greater thrills, but rest assured the 911's classic design continues untouched.