I’m DC RAINMAKER…
I swim, bike and run. Then, I come here and write about my adventures. It’s as simple as that. Most of the time. If you’re new around these parts, here’s the long version of my story.
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Want to compare the features of each product, down to the nitty-gritty? No problem, the product comparison data is constantly updated with new products and new features added to old products!
Wanna create comparison chart graphs just like I do for GPS, heart rate, power meters and more? No problem, here's the platform I use - you can too!
Think my written reviews are deep? You should check out my videos. I take things to a whole new level of interactive depth!
Smart Trainers Buyers Guide: Looking at a smart trainer this winter? I cover all the units to buy (and avoid) for indoor training. The good, the bad, and the ugly.
Check out my weekly podcast - with GPLAMA, which is packed with both gadget and non-gadget goodness!
Get all your awesome DC Rainmaker gear here!
I have built an extensive list of my most frequently asked questions. Below are the most popular.
- Why haven’t you yet released a review for XYZ product you mentioned months ago?
- Will you test our product before release?
- Are you willing to review or test beta products?
- Which trainer should I buy?
- Which GPS watch should I buy?
- I’m headed to Paris – what do you recommend for training or sightseeing?
- I’m headed to Washington DC – what do you recommend for training?
- I’m from out of the country and will be visiting the US, what’s the best triathlon shop in city XYZ?
- What kind of camera do you use?
5 Easy Steps To The Site
In Depth Product Reviews
You probably stumbled upon here looking for a review of a sports gadget. If you’re trying to decide which unit to buy – check out my in-depth reviews section. Some reviews are over 60 pages long when printed out, with hundreds of photos! I aim to leave no stone unturned.
Read My Sports Gadget Recommendations.
Here’s my most recent GPS watch guide here, and cycling GPS computers here. Plus there are smart trainers here, all in these guides cover almost every category of sports gadgets out there. Looking for the equipment I use day-to-day? I also just put together my complete ‘Gear I Use’ equipment list, from swim to bike to run and everything in between (plus a few extra things). And to compliment that, here’s The Girl’s (my wife’s) list. Enjoy, and thanks for stopping by!
Have some fun in the travel section.
I travel a fair bit, both for work and for fun. Here’s a bunch of random trip reports and daily trip-logs that I’ve put together and posted. I’ve sorted it all by world geography, in an attempt to make it easy to figure out where I’ve been.
My Photography Gear: The Cameras and Equipment I Use Daily
The most common question I receive outside of the “what’s the best GPS watch for me” variant, are photography-esq based. So in efforts to combat the amount of emails I need to sort through on a daily basis, I’ve complied this “My Photography Gear” post for your curious minds! It’s a nice break from the day to day sports-tech talk, and I hope you get something out of it!
The Swim/Bike/Run Gear I Use List
Many readers stumble into my website in search of information on the latest and greatest sports tech products. But at the end of the day, you might just be wondering “What does Ray use when not testing new products?”. So here is the most up to date list of products I like and fit the bill for me and my training needs best! DC Rainmaker 2021 swim, bike, run, and general gear list. But wait, are you a female and feel like these things might not apply to you? If that’s the case (but certainly not saying my choices aren’t good for women), and you just want to see a different gear junkies “picks”, check out The Girl’s Gear Guide too.
Review of Polar’s New SleepWise Feature: Does It Align With Reality?
When Polar launched their Ignite 3 watch this past fall, they also announced a new feature: SleepWise. This new feature aimed to predict how your day would go, mostly in terms of alertness – and specifically, how you felt at … Read More Here
Polar Ignite 3 In-Depth Review: AMOLED Display & Multiband GPS!
Polar has just announced their newest watch – the Ignite 3. And despite being a watch typically focused on the mid-range price bucket, they’ve gone ahead and put their most advanced technology to date into it. It features a stunningly … Read More Here
Polar Pacer Pro GPS Running Watch In-Depth Review
A long time ago, in a galaxy far, far away, there was the Polar Pacer watch. This was an era before GPS, before optical HR, and before countless other metrics that we didn’t even know would exist someday. Back … Read More Here
Polar H10 Heart Rate Monitor: Very Long Term In-Depth Review
There’s arguably no tech product in my arsenal of products that’s been used as much as the Polar H10 chest strap, yet I never exactly got around to writing an in-depth review on it. Or, even a short review. In … Read More Here
Polar’s Vantage V2 SHIFT & Red Models + Unite & Grit X Features Firmware Update
In addition to today’s new Polar Grit X Pro & Pro Titan models that Polar announced, they also announced two additional Polar Vantage V2 models – the SHIFT & Red editions. Further, these models, as well as existing Vantage V2 … Read More Here
Polar Grit X Pro GPS Watch In-Depth Review
Polar has announced a handful of new watches today, but the main headliner is the new Polar Grit X Pro. It technically comes in two flavors – the base Grit X Pro which includes not only a new look, but … Read More Here
A Look at Polar’s New Heart Rate Broadcasting for Apps like Zwift and Peloton
Polar starts shipping their previously announced Ignite 2 today, which was announced last month alongside the Vantage M2. Stashed away on the Ignite 2 is the beginnings of Polar’s new heart rate broadcasting feature, which enables it to broadcast your … Read More Here
Polar Ignite 2 Hands-On: What’s New & Different
Last week Polar launched the Ignite 2, alongside the new Vantage M2. While I’ve been using the Ignite 2 for a few weeks now, this isn’t a review – mainly since the unit isn’t done yet. It’s not set to … Read More Here
Polar Vantage M2 In-Depth Review
Polar has launched two new watches today, the second iteration of the mid-range Vantage offering, now called the Vantage M2, while also launching their updated Ignite fitness watch – the Ignite 2. You’ll remember last fall Polar refreshed the higher-end … Read More Here
Polar Verity Sense (Optical HR Sensor Band) In-Depth Review
Polar has launched an updated version of their standalone optical HR sensor, taking the existing Polar OH1 and adding new features and capabilities, and re-branding it as the Verity Sense. For those familiar with my reviews & testing, you’ll know … Read More Here
Polar Vantage V2 In-Depth Review
Today Polar has announced the Vantage V2, a touch bit over two years since they announced the initial Polar Vantage V & M series watches. Since that time those units have gotten numerous firmware updates (and even a Titanium version). … Read More Here
Polar’s Unite Fitness Watch: Hands-on Details and First Run
Almost exactly a year after announcing the Polar Ignite GPS watch, the company is back with another wearable – the similarly named Unite, which takes all the Polar Ignite features, slashes the internal GPS, and drops the price by $50. … Read More Here
Polar Grit X GPS Watch In-Depth Review
The Polar Grit X is Polar’s newest watch, focused on trail running, but also still a full featured multi-sport watch. I dive into all the details from accuracy to new features and plenty more. Read More Here
Polar’s New H9 Heart Rate Strap: Everything you ever wanted to know
Polar has announced today a new heart rate chest strap, undercutting slightly their higher-end H10 strap with a less expensive offering that ditches the onboard storage, while still maintaining the trio of connectivity choices (ANT+/Bluetooth Smart/5kHz). Essentially, it’s Polar’s perfectly … Read More Here
Polar Ignite GPS In-Depth Review
Back in June Polar announced their Ignite GPS watch. This new watch undercut the higher end Vantage M on price, but yet at the same time also added a slew of features that the Vantage series doesn’t yet have (most of them are coming in November to the Vantage M/V). While the Vantage series was aimed at more hardcore athletes, the Ignite watch aimed to straddle the soft squishy middle.
Polar’s Ignite GPS Hands-On: Everything you ever wanted to know
The Polar Ignite appears to be a significant turning point in Polar’s strategy, taking higher end functionality and offering it much lower. How well does it work thoug? I dig in. Read More Here
Optical HR Armband Shootout: Polar OH1+, Scosche Rhythm24, Wahoo TICKR FIT
The last few weeks, well…months really, I’ve been spending an excessive amount of time wearing optical HR sensor straps. It mostly started back in January as I was preparing my Polar Vantage M and COROS APEX reviews, with the optical … Read More Here
Polar OH1 Plus Optical HR Sensor In-Depth Review
And just like that, Polar now makes ANT+ devices. The Polar OH1 is one of two devices today that Polar has announced that are getting ANT+ compatibility. The other being the H10. But I cover that (and thoughts around possible … Read More Here
Polar adds ANT+ to two devices, contemplates ANT+ expansion to Vantage series
When you woke up this morning, I’m pretty sure the title of the post was the last bit of news you expected today in the sports technology realm. And if you weren’t at the ANT+ Symposium last fall, that surprise … Read More Here
Polar Vantage M Multisport GPS Watch In-Depth Review
It’s been nearly five months since Polar first announced the Vantage series watches, including the Vantage M and Vantage V. You probably saw my Vantage V review a couple months back. Since then I’ve transitioned to using the less expensive … Read More Here
Polar Vantage V Multisport GPS In-Depth Review
It’s been four months since Polar announced their new Vantage series of multisport watches. This series is currently comprised of two watches, the Vantage V and Vantage M. The V is the higher end multisport watch, meant to be a … Read More Here
The New Polar Vantage Series: Everything you ever wanted to know
The new Polar Vantage V and Vantage M include a slew of new features, from new training load metrics to recovery metrics. Plus the Vantage V gets running power too. Read More Here
Hands-on: Polar’s OH1 Standalone Optical HR Sensor
*** Update: I have written the full In-Depth Review on the Polar OH1 Plus, check out that link for the most up to date information on the OH1 & OH1Plus*** Over the past couple of years, Polar has been continuing to … Read More Here
Polar M430 In-Depth Review
Polar’s latest GPS watch steps up to plate with what might be the most accurate optical HR sensor in a mainstream GPS watch. I dive into the details. Read More Here
Polar A370 In-Depth Review
Just over a week ago Polar announced their latest wearable – the Polar A370. This new unit took the hardware of the Polar A360 that was released about 18 months ago and plopped in a few new features like continuous … Read More Here