Dragy Evaluation: We Put The GPS Efficiency Meter To The Examination

Dragy Evaluation: We Put The GPS Efficiency Meter To The Examination

Back in the olden days, when measuring a vehicle’s performance, we used the seat of our trousers– saying that makes me really feel actually old. Considering that we didn’t have a chassis dyno or any kind of elegant digital gadgets to gauge performance, we had to improvisate well, sort of. We would primarily make changes to our vehicles with high-performance components like sticky tires, camshaft, exhaust, and nitrous, to name a few. After that, after the installation, we would strike the streets to see if the car really felt any kind of much faster. If it did, which was 99-percent of the moment due to the fact that we didn’t intend to confess the parts reduced the auto down, we were happy. Of course, the technique of efficiency testing was very unrefined and very inaccurate.

The Dragy GPS Performance Meter takes the guesswork out of adjusting and brand-new modifications.

The issue during this age was that there were just a couple of methods to determine added efficiency: on an engine dyno or at the track. Unfortunately, our neighborhood track shut down for a while to make matters worse, which indicated we required to take a trip an hour north to examination and song.follow the link dragy gps performance meter At our site That was the only option we contended the time. Nevertheless, this is not the situation in this day and age. Even in the majority of villages, you can find a framework dyno to wheel your car and see if a brand-new item makes a difference. But now there are other high tech techniques that determine performance, like a GPS performance meter.

The Dragy

One of the a lot more preferred gadgets constantly loading our social networks feed is the Dragy GPS Performance Meter. And while we understand that a lot of you have experience with this item, we have yet to test the unit ourselves, and decided to do just that. For our examination, we reached out to a buddy of ours, Luke Thompson, proprietor of Mike’s Lube Store and an avid drag racer. For the examination, Thompson met us out at Wichita Raceway Park in Wichita Falls, Texas, where the Brawl in the Loss no-prep race was occurring. His notchback Mustang houses a turbocharged engine, Holley Boss ECU, and a host of other go-fast rewards.

The package includes a Dragy with a magnetic base, 2 metal plates with sticky for placing, and a billing cable.

The Dragy is a quite straightforward gadget on the outside. It’s nothing greater than a little black box that’s 1-inch wide, 3-inches long, and 1/2-inch high. The gadget has a magnet under and comes with two metal plates with an adhesive that can be placed on the vehicle’s interior. It likewise includes a charging cable; nonetheless, you will certainly need to offer a power supply. The only other point required to make this tool work is the Dragy Application, which can be downloaded from the Apple Application Shop for an iphone gadget or the Google Play Store for an Android. After we filled the application on the iPhone, charged the Dragy, and upgraded the software application, we prepared to do some screening.

Exactly how It Functions

The Dragy is easy to use and establish. The device uses high-speed GPS satellites and after that determines your car’s performance within 1/100th of a second. The software will certainly videotape the pass before storing it on your gadget. You can additionally select the criteria you intend to evaluate, consisting of 0-30 miles per hour, 0-60 mph, 60-130 mph,1/ 8-mile, 1/4-mile, and 1/2-mile, to name a few. And if that’s inadequate, you can additionally utilize the custom-made mode and include even more settings, which we did, like 60-foot time, 330-foot times, or any others you may require.

While you can install the Dragy on the car’s indoor, we decided to toss it on the roof covering. The magnetic base was solid enough to hold the system in place pass after pass.


  • Step velocity
  • Gauging stopping time
  • G-force dimension
  • High score listing sorted by manufacturer
  • Video clip drag and drop
  • Customized profile consisting of a garage, account picture, and much more

Box materials:

  • Dragy Efficiency Box
  • USB charging wire
  • 2x steel plates and 3M glue strip
  • Instruction manual

Technical data:

  • iOS (8.0) or Android (4.4) device needed
  • Connection type: Bluetooth 4.0
  • Sustains General Practitioners and GLONASS
  • Battery life: as much as 10 hours
  • Dimensions: 1″ & Prime; x 3 & Prime;

x. 5 & Prime; Setup Since the magnet

on the Dragy box appeared to be instead solid, we opted to throw the unit on the roofing of Luke’s Mustang instead of on the interior. And while the placement doesn’t appear to matter for efficiency, we wanted to see if it would hang on during a launch. And also, the blinking blue LED light in addition to the box brought out the Rapid and Angry in us –– well, the very first motion picture and not the atrocity of the most recent, anyway. We also used a cell phone place which we bought at 5 Listed below for just $5.00. The place had a suction mug on the base, which we placed on the passenger side of the windscreen so it wouldn’t remain in the motorist s line of sight

. For video clip objectives, we likewise utilized a mobile phone install which we bought at Five Listed below for only $5.00. The mount had a suction cup on the base, which we mounted on the passenger side of the windshield so it wouldn’t be in the vehicle driver s view.

At the Strip

As we hit the staging lanes, we activated the Dragy and synced it with the app. This process only took a couple of secs, and we prepared to go. Luke was competing in the 6.0-index class however had refrained any type of previous screening to make certain the vehicle was on point. So as he inspected the tune-up one last time in the Holley ECU–– and because Brawl in the Loss was a no-prep race, and he couldn’t go quicker than 6.0-seconds for the course –– Luke placed an A-to-B tune-up in the car. While he was button on the laptop we secured the cell phone in the mount and readjusted the sight for the video clip. As soon as we were successor for the exhaustion, we hit document and allow the Dragy go to function. We didn’t understand if the system would certainly begin data logging as soon as the vehicle moved, which it does. Nonetheless, after the pass, you can uncheck the things not wanted, and the video overlay will display the selected information.

Establishing the Dragy only takes a few mins considering that the app is easy to navigate. You can additionally alter the efficiency setting, check the leader board, and take a look at the tempeture, thickness altitude (DA), along with a host of other attributes.

Making Passes

Luke lit the tires up in the water box on the Mustang and afterwards proceeded to stage the vehicle. After that, as the Xmas tree lit up, he released the transbrake and the Dragy went to work. The car went a 6.45 e.t. in the 1/8-mile for the very first pass, raising early. After going back to the pits, the Dragy information displayed a 6.43 in the 1/8-mile at 81 miles per hour. However we couldn’t compare every one of the information from the Dragy to the timeslip since this was a no-prep race –– no slides were being dispersed to the racer. However, it was apparent that the Dragy was close, with a difference of only.02-seconds from the boards.

For the 2nd pass, Luke made some modifications to the cars and truck to try getting closer to the 6.0-second time slip without blowing the tires off. He ramped in power a little quicker, and we wondered to see if the Dragy would certainly respond the very same. Luke took care of to run a faster e.t. this round, at 6.39-seconds. Once again, the Dragy presented a 6.35, this moment at 89.30 mph. And while there was a.04-second distinction this go-round, it was still close and revealed that the power was ramped in quicker than in the past with a faster e.t. and much better miles per hour.

Luke Thompson makes a hit in his turbocharged Mustang with the Dragy mounted on the roofing of the automobile.

Back In The Pits

After making a number of hits with the automobile, we went back to the pits to explore the app. It’s simple to use and uses a great deal of features. You can establish a garage for your various cars, view history, and it even has a leaderboard that will let you understand where your times stand all across the globe. Our favored attribute is the video overlay that automatically includes information to the pass. This information can quickly be cut right from your gadget so you can share it on social media or the leader board.

The Dragy’s video clip overlay is seamless. You can even cut the video in the app before submitting it to social media sites or the leader board.

In general, we were really impressed with the Dragy. The unit is simple to set up and utilize, the app is user-friendly, and you can figure everything out in just a minute or two by scrolling around. But most importantly, the gadget is sensitive enough that when you make a horsepower modification to the vehicle, it will certainly register, which indicates we put on’t have to rely on the seat of our pants any longer. In the future, we will certainly have the ability to utilize our Dragy to check parts and see if they are an improvement or otherwise. The only trouble is finding out how to get our project off the jackstands to test. But that’s a various tale for another day.

We wanted to say thanks to Luke for letting us get in his method at Quarrel in the Falls and crawl all over his Mustang. Also intended to thank NXGonzo, Chris Raska of Wichita Raceway Park, and Matt Plotkin for putting on a great occasion.

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