4. Bsquared: Correct. I was running the v2 battery caps, but the alloy is so soft you’ll easily damage it with your allen key. Cannondale Hollowgram SL Crankset (North County) $299. It’s not a slight on Quarq, but just a practical DCR-test-specific thing. Anyway, enough ranting, thanks for the guide Ray ! Note that I’m not going to cover why you’d use a power meter here, nor how to use it. Obviously, it showed it performed well, but if you dig into the details they didn’t hide the areas that it struggled slightly with either – so that’s actually good. Sorry! Still, they’ve been chugging away at making solid power meters. I am a webdeveloper and we have an entire set of phones to test our stuff on. The only thing folks agree on is that measuring left/right power can be useful for those recovering from single-leg injury. You have the same problem with everything that’s measured. PowerTap Significantly Drops Prices, Plus Detailed Power Meter Pricing Trends (2018 Edition) (March) These units don’t actually measure your work effort using strain gauges, but instead rely upon other environmental factors. Hopefully that is a sign that it is about to be updated very soon, because I am hanging out to hear your thoughts on the latest additions and editions. The goal of this post is NOT to give you a final answer that says ‘this is the power meter to buy’. I won’t say that it’s any better or worse than the other meters but it is precise and consistent. Hi What are your least favorite countries/places? You probably stumbled upon here looking for a review of a sports gadget. Description Description. Every time I see them at industry trade shows I ask about it, and they consistently respond it’s only a couple months away from shipping. Garmin is now sending me a third set of pedals. So for much of this post I’m keeping the focus on what’s known as “direct force power meters” – which are units that measure force via a strain gauge of some sort. Wait for some other release in the works, what’s coming new in H2 2020? A few years back Favero came out of nowhere one summer to debut the bePRO power meter pedals. Battery Type: Power meters either use user swappable disposable batteries (coin cell or AAA), or they use rechargeable. The Stages Power meter will also mate to the Hollowgram SiSL2 model crank. Advantages: Dual ANT+ & Bluetooth Smart compatibility, ability to install onto your own compatible crank arms, price, and long battery life. Think I’m just going to go ahead and place the order. Are the changes in gen 3 worth it? Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. This year was an exceptionally quiet year for them in terms of news/events, with them skipping the major trade shows after a busy previous year with their new Power2Max NG units they announced at Eurobike 2016. Does your Kickr have power smoothing turned on? The switching from bike to bike was nice but it damaged the threads on my crank set. Garmin spent the spring iterating through various solutions (while still shipping new units), ultimately deciding on a re-engineered battery pod that was sent to all customers in early summer. As for $100 power meters, technically the PowerCal is there today at $49. Do you not have the same problem Ray ? I don’t think it’s about which muscles are being used. – sell the 4iiii power meter and get a left/right Stages for the road bike, then switch the existing Stages left only on my road bike to the new gravel bike (I am going with an Ultegra 46/36 cyclocross crankset, so a dual sided Stages isn’t possible, st least Stages recommends against it on their website) or. I’m trying to assess what additional value/capabilities I get out of the new bluetooth version? I don’t know why but the super fast sampling rate could have alot to do with it. I use the Xcadey powermeter since March and I concur with this conclusion. Thanks! Plus, you'll be more awesome. Would I buy it: While I do actually own an SRM crankset, I certainly wouldn’t recommend someone else buy one. According to the campaign update from yesterday (Nov 12th) shipping will start as planned on Nov 29th and they’re compiling an update with data information. Seriously, there’s no other company in the power meter space that’s seemingly as focused on making consumers happy with updates as Favero. Pedals aren’t an option as I am a Speedplay user. Then there’s a list of companies that I don’t see as being in business anymore – either because they’ve said so, or because they’ve gone silent. I think there is a small percentage of users that still have problems (< 10%?? Hi There, I was just listening to a podcast where a UK distributor of a known ‘crank based information’ system was talking about the benefits of differently positioned power meters. Easy replacement of battery, and can utilize phone apps for further calibration. Better though is that they came in at $795USD for the dual leg set, the lease expensive dual-power meter pedal option on the market. Thanks. I decided to swap to the Stages LR from the Quarq DZero merely for practical reasons: It was Shimano, and with testing more and more Shimano left-only units, I could easily swap crank arms when needed. Advantages: Crank-based design means no wheel swap issues. So here is the most up to date list of products I like and fit the bill for me and my training needs best! On my gravelbike I’m running a Quarq with a SRAM 1x chainring and 10-42 cassette in the back with an XT Di2 rear derailleur (clutched) and SPD pedals. Yes, 2019. Up until last year, other manufacturers couldn’t display this, but Garmin has effectively opened the standard up last fall, however at present it’s yet to be implemented. Even if either do update the model in the next few months, the favero assioma and vector 3 are still good power meters and worth the money right? Ray, Great write up! Advantages: The least expensive crank-based solution on the market today (NG ECO specifically due to price). The units are typically sold with or without cranks, so you’ll need to add your own, or purchase them from Power2Max pre-installed. Do you have a review of the SRM X MTB petals upcoming? I desperately want to get into using power meters, but I cannot afford a space program, let alone the moon. The new single-sided Stages Power L meter for Cannondale Si Stages Power meter is built on to a non-drive-side Cannondale Si crank arm and is compatible with existing Cannondale Hollowgram Si … “SRM introduced not just a pedal based power meter, but the technology platform for what the companies views as the next evaluation of all their power meters. Both of my Powertap hubs are starting to have mechanical failure: 1 of 6 pawl springs are broken in each. My experience with Team Zwatt left-sided Zimanox: While the readings during a single ride seem stable and reasonable, the day to day difference is huge. • Bottom Bracket: ROTOR INpower, Team Zwatt Zpindle, Race Face/Easton Though the lack of requirement to occasionally manually zero is handy and low-maintenance. The range was not a couple of watts, it was +-20-30 or more. I will post on Wattage forum to discuss this point of PowerTap hub precision. But why isn’t the annual product guide available as a PDF document download ? It should be noted that the term calibration can have very specific meanings to different people (technically most people are really doing a zero-offset). Related Posts: Sea Otter 2017 Power Meter Roundup. I noticed that Tempo is shipping their power meters now. I’ve had a few readers use units lately, and mostly stuff seems to be working fine. So decide whether or not that matters for your specific use-case. No other companies have announced anything from the power meter side of the house. The installation is what it is, and the price is almost twice that of all other proven pedal based power meters on the market. Which doesn’t take away from SRM, but rather simply serves to note that I believe there’s a bit of an urban legend with them being the ‘gold standard’. You’ll need to ensure your bottom bracket is compatible, but if you shoot the Quarq folks an e-mail I’ve found they can usually help anyone figure that out easily. I have two 4iiii precision power meters. Disadvantages: Only a Look-Keo pedal/cleat type, and at that it’s not exactly a Look-Keo pedal (slight differences). I’m on my fourth set of Vector 3 pedals and they still don’t work. When I am hard-riding rollers or in an all out sprint, I push and pull. I have a smart trainer already. I’ve been happy with my Stages. With that in mind, there’s nothing wrong with buying used cycling gear. It’s three models of left-only crank arm power meters like Stages/Avio/4iiii between 300 and 400 USD. I’m headed to Paris – what do you recommend for training or sightseeing? Rechargeable batteries like Favero’s are designed to last well over 1,000 charge cycles. Shimano ± 2% of measured power Weight: Only adds 20g to base crank … Of course, in reality, that’s not actually true. I’ve been holding off getting a power meter in the hope this becomes available. The company hasn’t stopped there though. My own 4iiii left crank arm went kaput after just 1.5 years and 4iiii didn’t offer any support past telling me I could buy another one. I did indeed replace the bearings, but it is quite an easy job and bearings are cheap. However, if you’re one that changes wheelsets frequently in your training, I’d be more measured in deciding whether it’s worth not having power somewhere (I don’t think it is). I have asked Stages if it would fit and I got below response: "It will fit on the axle, but from what I am told from Cannondale, the offset is different between the SISL and the SISL2 & Si … I’m trying to retrofit an internal spin bike (Lifecycle GX) for Zwift. Advantages: Complete end to end system that’s mostly ‘install and forget’, gets fairly long life on coin cell batteries. It can, brings you to 636 euro’s on clevertraining.co.uk version. I am asking about how the measurement takes place not which muscles are being used. 1. Cannondale Slice TT Bike & Power Meter (Bonney Lake) $1,500. Disadvantages: Limited chainring compatibility is really the main one, being that the company is only offering certain compatibility options. The CINCH unit is designed to be compatible with road, mountain, and cyclocross bikes, making them a bit wider spread on the compatibility front than some other power meter companies that may target just road riders. New cyclist Thus why we see it on pedals, as well as the more expensive crank-arm or pedal based power meters. Last social media posts were mid-2017. The CR2032 battery is good for about 2,000km and they even send you a spare. Without any significant low-cost entrant or player making accurate and reliable units in the market, the majors need not respond with lower prices of their own. From an anecdotal standpoint, the number of people having issues has almost completely dissolved (between a combination of the new battery pods/caps and software updates). I haven’t received it yet, but was glad they were responsive. For those, start here with these posts. This year also didn’t see major price shifts. While some would say you can validate torque values with a known weight – the reality is that was always kinda only one piece of the puzzle. As of October 2016, the company ceased operations. C) I’ve never heard of the rotation speed making things less accurate. Have your e-mail search for “Important Service Advisory” from garmin.com – it has a little coupon code in it for an online order so it’s all free. Unfortunately, there isn’t really an easy way to validate accuracy without a bunch of math. very good Left-only option. Good customer service. And to compliment that, here’s The Girl’s (my wife’s) list. Thank you and I love your site, it’s a realizable source anytime I am faced with a cycling tech buying decision. I love your website ! One disadvantage is that the smallest inner chainwheel available is a 36. While I did test out a beta version a year or two ago, I haven’t tried a final production model yet to see how it all works now that things are past the testing phase. Like many randonneurs, I prefer mountain bike shoes. Here’s my past accuracy-focused post on them, as well as significant reader comments. While WatTeam has committed to continuing support, I find that these types of last-ditch commitments only go as far as the next change of wind direction. The only difference to be aware of is that the two companies sell different crank arm configurations, and in the case of FSA you have to pay extra for a firmware update to enable Bluetooth Smart. Full Shimano Ultegra r8000. A new set of EXAKT pedals arrived this morning (technically my third), and I’ll dig into them further. But since I’m sure people stumbling onto this page may not know all the historical information, here’s the quick versions: Ashton Instruments: Ashton Instruments made the media rounds at Interbike four years ago (2014), and then I visited with them again during the spring of 2015 where they demonstrated their bottom bracket based system, which they hoped to sell for under $500 in the spring of 2016. And I want to stay with Shimano pedals. So, whats the latest on the Limits powermeters? This power meter will also work with Hollowgram SISL2 model cranks. Both didnt help much. Any plans to update? I use the dual caps on my units without issue across a wide number of devices. Contains both Bluetooth Smart and ANT+ (and dual-broadcasts). Dan G, thanks for that constructive comment. No idea, added. Relevant Reviews: Quarq DZero Power Meter In-Depth Review, First Ride: Quarq’s New DZero Power Meter Series, Quarq introduces new $799 RIKEN AL power meter, Quarq/SRAM RED Review, Quarq RIKEN In-Depth Review, Eurobike 2014 Power Meter Roundup: Quarq News. Note that all bottom-bracket power meters are left-only power. The bearings in both pedals deteriorated within two weeks / around 300 miles of use. The Stages Cannondale Hollowgram Si Power Meter is a BB30 compatible upgrade for existing Cannondale 2014 Hollowgram Si model cranks. The second set had similar issues. Still, other rechargeable battery options like the Power2Max NG can get longer battery times per charge, along with Team Zwatt’s and Race Face/Easton’s models. Seem accurate too. I’ve now got two G3 hubs and battery life for both is very poor like 20 hours if I’m lucky. Hi Mike, is Bluetooth actually in the works? gen 3 stages power … I didn’t buy one though because I’m invested into the iq2 campaign. The pricing model is both a pro and a con, and I’m not sure for me specifically if that pricing model works. Stages and Polar). SRM states that they brought their power meter expertise, while LOOK took the pedal side of things. I wish I had one ten years ago. Nonetheless, here’s what’s in the theoretical pipeline. In some cases I’ve test ridden versions of these products, or seen them in trade shows. Rare Stages Power Meter Cannondale Hollowgram SiSl2 170mm Crank Arm Left Very low mileage.Great caondition The SiSl2 crank with power meter are no longer available from Stages For BB30 riders who want to add Stages Power meter as an upgrade for existing Cannondale Hollowgram SISL2 model cranks or Hollowgram SI model cranks. without owning multiple power meters like yourself, how can you verify that your brand new power meter is giving you accurate numbers and not just a radndom number generator? This makes the left-only nature similar to that of Stages, 4iiii Precision (non-dual), and many others offering single-sided solutions. Correct – the EU/UK side does permit it. The wattage numbers I get out of my trainer are very smooth. So much for that. Also note that I’ve updated sections as appropriate for this year, but for products that haven’t changed, I’m not going to re-invent the text just to re-invent that text. SPD-pedals and the 2.5mm offset in the GRX crankset seems to limit available options.”. Still had drop outs, spikes of power to 20,000 watts etc etc ..They became unusable and Garmin Australia weren’t that easy to deal with. Crank Spider: Quarq/SRAM, Power2Max, SRM, PowerTap C1, Team Zwatt Zpider, FSA (Power2Max OEM) Ok, with all the core power meter features covered, let’s dive into the brands available today. Fantastic for keeping the sweat down, not so great from a strain gauge perspective! In most cases, the best 3rd party to complete that test is the manufacturer itself. As for the 4iiii Precision, I’ve had zero issues with that. SPD-pedals and the 2.5mm offset in the GRX crankset seems to limit available options. However, this pedal wasn’t purely an SRM invention, but rather is from the partnership of LOOK and SRM. After the warm up, 133w always felt easier. • I ordered some new battery covers from Stages and while they took a few weeks to get to me in Canada, I got them in the end, so it’s all good now with power meters on both bikes. If 6mm, you want a non-boost power meter spider. A completely pre-set system once it arrives to you. Should I be changing my pedals every few months, that’d be pretty expensive!! It also brings a bit of a steep increase in price. The PowerTap C1, all Power2Max units, and all SRAM/Quarq models currently on the market use this method. I’ve not been disappointed. The Stages Cannondale SI L Gen 3 Power Meter Crank Arm is a good way to get into the power game if you already have an existing Hollowgram Si or SiSL2 crankset. LIMITS: To the best of my knowledge, this company is no longer producing units (nor responding to customer support requests). Given I haven’t tested one I can’t speak to accuracy (claimed is +/- 1.5%), however do note that it’s ANT+ only, and not dual ANT+/Bluetooth Smart. Any particular reason why InfoCrank is not mentioned in the ‘complete’ list in the beginning of the article? Thank you for the reassuring testimonial! I aim to leave no stone unturned. While the end-state product they have is definitely unique, it also leans heavily on their partnership with 4iiii. B) Auto zero offsets while coasting means that it’s virtually constantly in calibration, rather than realizing later you didn’t do it. It’s understanding those conditions that’s most important. The vector mapping shows exactly where i am applying too much and too little force to the pedals and where I am applying pressure in an inefficient direction IN REAL TIME! Do I need to get the Stages Power Meter? To be fair, Samsung and Huawei do pretty nonstandard stuff with their bluetooth management. Note that in the last few weeks we have seen some prototype Quarq units show up on pro bikes, however, little details are known about those – except that a SRAM media event is scheduled for later January 2019. Note, the older ROTOR sets do NOT do Bluetooth Smart, but 2INPower does. The Stages R units are also useful for aero bikes with chainstay mounted brakes and certain gravel bikes lacking clearance on the non-drive side. Yes, but via clever training and DC’s discount code that is the cheapest I’ve seen the DUO’s in Europe. Also, we’re now in the European market as of this week for the factory fit units direct from us and Retro-fit units. They had talked back in Nov/Dec I think that they were sending one over via Twitter, but never showed up. So in your scenario (outdoors with changing temps), it’s actually doing exactly what you want it to do: Keeping the power accurate even though temp is shifting. Feel free to get in touch if you’re wanting more information. Note, I’m excluding running power meters here. The guide is pushing 2 years old. The company started as a crowd-funded power meter project, and eventually raised significant sums of money. Good catch, I’ll clarify that Gen2/3 are fine for dual-sided pairing (wheras Gen1 aren’t). (Crank is making it’s way to the post office Ray!). They are rechargeable, and get about 60 hours of battery life per charge. Thanks. I haven’t spent much time with their slightly updated Podium lineup however, though I don’t expect that to be a substantially different product. I’ve been using one (or, actually, a pile of units) on and off since spring, and up until late summer it’s definitely felt more like a beta product. Do you have more details about the new powermeter that GIANT is using on its high end 2019 bikes? Crank Arms: Rotor, Stages, Pioneer, 4iiii, WatTeam, ROTOR 2INPower, Team Zwatt Zimanox, Shimano, XCadey, Magene, Cateye (4iiii OEM), Avio, Verve Infocrank Recently bought another bike with FSA SLK carbon cranks, which Avio unit won’t work with, so I need another option …… any thoughts from anyone on possible options pls? Running power meters don’t (well). Last year I lost all six springs and the use of a bike in one hub. I have no concerns with purchasing any of the variants (NG ECO, NG, or even the older Type-S) – just be sure that if you get the Type-S, it’s one heck of a deal. Placement will drive usage (i.e. For the left-only, sure, but take the exact same general left-only comments I made for Stages and apply them here. Curious to find out what power meters other Cannondale owners are using. The vector mapping capability of the Pioneer cyclecomputer also is incredibly valuable to me. It’s more about the angles at which the power is being applied. 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