DC Rainmaker
@dcrainmaker.com
I write about sports tech and endurance sports. I also put together some pretty detailed product reviews along the way...stop by the site to check it out. Once DC, then Paris, Amsterdam, and now Mallorca.
Http://www.dcrainmaker.com
Http://www.dcrainmaker.com
The Apple Watch Ultra 4 In-Depth Review is out! I dig into Apple's 'best wearable sensor' accuracy claims, plus whether or not their new Readiness score sticks the landing. All the data and thoughts here: www.dcrainmaker.com/2026/09/appl...
September 17, 2026 at 5:30 PM
The Apple Watch Ultra 4 In-Depth Review is out! I dig into Apple's 'best wearable sensor' accuracy claims, plus whether or not their new Readiness score sticks the landing. All the data and thoughts here: www.dcrainmaker.com/2026/09/appl...
Zwift has just announced a new Zwift Ride V2 frame, focused on increasing fit options. I dive into all the changes, and how it compares to the existing model: www.dcrainmaker.com/2026/09/zwif...
September 9, 2026 at 1:46 PM
Zwift has just announced a new Zwift Ride V2 frame, focused on increasing fit options. I dive into all the changes, and how it compares to the existing model: www.dcrainmaker.com/2026/09/zwif...
Wahoo Fitness has just made a move back into running watches, via Apple Watch. They've announced a new Apple Watch app that starts to mirror the features they had in the Wahoo RIVAL watch. Here's everything you need to know: www.dcrainmaker.com/2026/09/waho...
September 8, 2026 at 12:05 PM
Wahoo Fitness has just made a move back into running watches, via Apple Watch. They've announced a new Apple Watch app that starts to mirror the features they had in the Wahoo RIVAL watch. Here's everything you need to know: www.dcrainmaker.com/2026/09/waho...
COROS just announced a massive firmware update for their budget Pace 4 watches, giving them full downloadable global maps (topographic too!). Here's what you need to know: www.dcrainmaker.com/2026/09/mass...
September 4, 2026 at 1:18 PM
COROS just announced a massive firmware update for their budget Pace 4 watches, giving them full downloadable global maps (topographic too!). Here's what you need to know: www.dcrainmaker.com/2026/09/mass...
The Pixel Watch 5 In-Depth Review is up! I go beyond city testing, into the woods, with Google's next-level GPS accuracy platform, to see if it holds up there. And plenty more. And beyond that, the bigger question: Why isn't the Pixel Watch more popular? www.dcrainmaker.com/2026/09/goog...
September 2, 2026 at 1:50 PM
The Pixel Watch 5 In-Depth Review is up! I go beyond city testing, into the woods, with Google's next-level GPS accuracy platform, to see if it holds up there. And plenty more. And beyond that, the bigger question: Why isn't the Pixel Watch more popular? www.dcrainmaker.com/2026/09/goog...
Garmin has confirmed that newish existing watch models will get virtually all of the new Fenix 9 features. This includes not just Fenix users, but Forerunner users, Venu folks, and plenty more watches. Here's everything that's coming shortly! www.dcrainmaker.com/2026/08/garm...
August 26, 2026 at 1:19 AM
Garmin has confirmed that newish existing watch models will get virtually all of the new Fenix 9 features. This includes not just Fenix users, but Forerunner users, Venu folks, and plenty more watches. Here's everything that's coming shortly! www.dcrainmaker.com/2026/08/garm...
It's up! The massive Garmin Cirqa In-Depth Review: I dive into how everything has worked over the past month across not just myself, but data/usage from my wife, and compared to numerous devices. The good, the bad, and the ugly: www.dcrainmaker.com/2026/08/garm...
August 23, 2026 at 10:14 PM
It's up! The massive Garmin Cirqa In-Depth Review: I dive into how everything has worked over the past month across not just myself, but data/usage from my wife, and compared to numerous devices. The good, the bad, and the ugly: www.dcrainmaker.com/2026/08/garm...
The Insta360 X6 In-Depth review, complete with boatloads of comparison footage to DJI & GoPro cameras, and covering the real-world good/bad/ugly: www.youtube.com/watch?v=5h5r...
Insta360 X6 In-Depth Review: Actually Worth The Upgrade?
YouTube video by DC Rainmaker
www.youtube.com
August 22, 2026 at 12:25 AM
The Insta360 X6 In-Depth review, complete with boatloads of comparison footage to DJI & GoPro cameras, and covering the real-world good/bad/ugly: www.youtube.com/watch?v=5h5r...
Google has just released the Pixel Watch 5, and says it's 2X more accurate than the Apple Watch Ultra 3 & Garmin Fenix 8 Pro. So, I went to NYC to try and break some things. And everything else new in the Pixel Watch 5: www.dcrainmaker.com/2026/08/goog...
August 12, 2026 at 2:08 PM
Google has just released the Pixel Watch 5, and says it's 2X more accurate than the Apple Watch Ultra 3 & Garmin Fenix 8 Pro. So, I went to NYC to try and break some things. And everything else new in the Pixel Watch 5: www.dcrainmaker.com/2026/08/goog...
In case you missed it overnight, dropped the full Garmin Cirqa Accuracy Deep-Dive video (vs Whoop, Fitbit, Amazfit, Polar, and even Oura). This covers all assortment of metrics, including the good, the bad, and the ugly: www.youtube.com/watch?v=2K4x...
Garmin Cirqa Ultimate Accuracy Review (vs Whoop, Fitbit, Amazfit)
YouTube video by DC Rainmaker
www.youtube.com
August 4, 2026 at 1:20 PM
In case you missed it overnight, dropped the full Garmin Cirqa Accuracy Deep-Dive video (vs Whoop, Fitbit, Amazfit, Polar, and even Oura). This covers all assortment of metrics, including the good, the bad, and the ugly: www.youtube.com/watch?v=2K4x...
Garmin Cirqa Accuracy Deep-Dive Review (vs Whoop 5.0, Fitbit Air, Amazfit Helio, Polar Loop): In this data deep-dive, I look at heart rate accuracy, sleep accuracy, step accuracy, calorie differences, and plenty more! www.dcrainmaker.com/2026/08/accu...
August 3, 2026 at 5:03 PM
Garmin Cirqa Accuracy Deep-Dive Review (vs Whoop 5.0, Fitbit Air, Amazfit Helio, Polar Loop): In this data deep-dive, I look at heart rate accuracy, sleep accuracy, step accuracy, calorie differences, and plenty more! www.dcrainmaker.com/2026/08/accu...
Garmin has acquired TrainingPeaks and TrainHeroic. Here's some thoughts on what that might mean, for consumers, coaches, Garmin, and the industry alike: www.dcrainmaker.com/2026/07/garm...
July 22, 2026 at 6:38 PM
Garmin has acquired TrainingPeaks and TrainHeroic. Here's some thoughts on what that might mean, for consumers, coaches, Garmin, and the industry alike: www.dcrainmaker.com/2026/07/garm...
And now, the full video, including a complete walk-through of the app with all the new Cirqa features: www.youtube.com/watch?v=66iP...
Garmin Cirqa Hands-On! 39 Things To Know!
YouTube video by DC Rainmaker
www.youtube.com
July 21, 2026 at 9:32 PM
And now, the full video, including a complete walk-through of the app with all the new Cirqa features: www.youtube.com/watch?v=66iP...
Boom, it's finally here! My full hands-on post on everything you need to know about the new Garmin Cirqa, from how daily tracking features, to automatic workout detection, the button, and plenty more. The good, the bad, and everything in between! www.dcrainmaker.com/2026/07/garm...
July 21, 2026 at 6:10 PM
Boom, it's finally here! My full hands-on post on everything you need to know about the new Garmin Cirqa, from how daily tracking features, to automatic workout detection, the button, and plenty more. The good, the bad, and everything in between! www.dcrainmaker.com/2026/07/garm...
Suunto has just announced its Summer 2026 feature updates, including both on-watch firmware updates, as well as app/platform updates. Here's the run-down of all the new bits: www.dcrainmaker.com/2026/07/suun...
July 14, 2026 at 1:20 PM
Suunto has just announced its Summer 2026 feature updates, including both on-watch firmware updates, as well as app/platform updates. Here's the run-down of all the new bits: www.dcrainmaker.com/2026/07/suun...
It's up! My massive Oura Ring 5 In-Depth Review. After nearly a month of wearing it, I dive into how well it works in real life, and whether it's worth the upgrade. Yes, it's far smaller...but does it still have a clear purpose in 2026? www.dcrainmaker.com/2026/07/oura...
July 3, 2026 at 6:44 PM
It's up! My massive Oura Ring 5 In-Depth Review. After nearly a month of wearing it, I dive into how well it works in real life, and whether it's worth the upgrade. Yes, it's far smaller...but does it still have a clear purpose in 2026? www.dcrainmaker.com/2026/07/oura...
Zwift made a $1,200 watch. I poked at it a bit. So here's my quick hands-on thoughts on the watch I don't plan to review, and why: www.dcrainmaker.com/2026/06/zwif...
June 29, 2026 at 4:04 PM
Zwift made a $1,200 watch. I poked at it a bit. So here's my quick hands-on thoughts on the watch I don't plan to review, and why: www.dcrainmaker.com/2026/06/zwif...
The Eurobike show is all but dead. Here are my thoughts from what I suspect will probably be the last edition of the famed bike show that's had an astonishingly fast freefall. There's a whole slate of reasons for this: www.dcrainmaker.com/2026/06/the-...
June 26, 2026 at 3:48 PM
The Eurobike show is all but dead. Here are my thoughts from what I suspect will probably be the last edition of the famed bike show that's had an astonishingly fast freefall. There's a whole slate of reasons for this: www.dcrainmaker.com/2026/06/the-...
The Canyon Predict smart bike concept is packed with tech. I dive into how everything works from a tech standpoint with the lead engineer on the project, and analyze how well this might actually work in real life: www.dcrainmaker.com/2026/06/cany...
Canyon's Crazy New Bike: Deep Tech Dive with Lead Engineer!
YouTube video by DC Rainmaker
www.youtube.com
June 25, 2026 at 2:24 PM
The Canyon Predict smart bike concept is packed with tech. I dive into how everything works from a tech standpoint with the lead engineer on the project, and analyze how well this might actually work in real life: www.dcrainmaker.com/2026/06/cany...
Best deals thus far: Garmin Epix Pro (w/ECG & Flashlight) for $499 amzn.to/4aK09BS, GoPro Max 2 for $299 amzn.to/4wbHlE5, Apple Watch SE3 for $199 amzn.to/4uWVDY6, DJI NEO for $139 amzn.to/3SYEujd. And 100+ deals listed here www.dcrainmaker.com/deals
June 23, 2026 at 5:05 PM
Best deals thus far: Garmin Epix Pro (w/ECG & Flashlight) for $499 amzn.to/4aK09BS, GoPro Max 2 for $299 amzn.to/4wbHlE5, Apple Watch SE3 for $199 amzn.to/4uWVDY6, DJI NEO for $139 amzn.to/3SYEujd. And 100+ deals listed here www.dcrainmaker.com/deals
Here's your complete Amazon Prime Days 2026 Sports Tech Gear Guide, covering 100+ sports tech product deals! I go through what to buy, and what to skip, with it being constantly updated. Dive in: www.dcrainmaker.com/2026/06/summ...
June 23, 2026 at 1:22 PM
Here's your complete Amazon Prime Days 2026 Sports Tech Gear Guide, covering 100+ sports tech product deals! I go through what to buy, and what to skip, with it being constantly updated. Dive in: www.dcrainmaker.com/2026/06/summ...
Eurobike begins tomorrow! Here's some quick thoughts on what I'm expecting in sports-tech, as well as a simple place to leave anything you hear about that you want me to go find on the show floor! www.dcrainmaker.com/2026/06/euro...
June 23, 2026 at 12:28 PM
Eurobike begins tomorrow! Here's some quick thoughts on what I'm expecting in sports-tech, as well as a simple place to leave anything you hear about that you want me to go find on the show floor! www.dcrainmaker.com/2026/06/euro...
It's time for another rabbit hole curiosity post: Which has better battery life - the COROS Dura (with Solar), or the Garmin Edge 1040 Solar? While I have tons of data over the years, I went out for a clean ride with the latest updates to see the results: www.dcrainmaker.com/2026/06/rabb...
June 22, 2026 at 5:44 PM
It's time for another rabbit hole curiosity post: Which has better battery life - the COROS Dura (with Solar), or the Garmin Edge 1040 Solar? While I have tons of data over the years, I went out for a clean ride with the latest updates to see the results: www.dcrainmaker.com/2026/06/rabb...
Wahoo's bike computers have gotten a firmware update which adds a slate of new/expanded sensor integrations, including CORE, FlowBio, Tymewear, and hDrop. I go out riding at the spiciest-hot part of the day, to see how it works: www.dcrainmaker.com/2026/06/waho...
June 22, 2026 at 4:06 PM
Wahoo's bike computers have gotten a firmware update which adds a slate of new/expanded sensor integrations, including CORE, FlowBio, Tymewear, and hDrop. I go out riding at the spiciest-hot part of the day, to see how it works: www.dcrainmaker.com/2026/06/waho...
Some COROS devices are seemingly getting bricked after the latest update - but is it a widespread issue, and if so, what's been COROS's response (or, lack thereof?). I dive into it all: www.dcrainmaker.com/2026/06/bric...
June 18, 2026 at 9:43 AM
Some COROS devices are seemingly getting bricked after the latest update - but is it a widespread issue, and if so, what's been COROS's response (or, lack thereof?). I dive into it all: www.dcrainmaker.com/2026/06/bric...