Best Cycling Power Meters [Review] in 2021
written by Cycle expert Alex Bristol
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There are many ways of measuring the power from different parts of a bike. The most efficient and obvious way of measuring is the crank, as most of the power is being put into the bicycle and torque is generated. There are many choices available for power meters with which you can measure your input power.
Most of the best cycling power meters allow you to record the data and analyze it. You can also share it and can see it on your smartphones with some apps associated with the specific meter. In this article, we will show you a few of the best cycling power meters to be considered.
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Best Cycling Power Meters
Stages Cycling Power Meter Campagnolo Record
Stages Cycling Power Meter is for recording non-drive crank arms. This power meter has a 28% lower profile than the original meter. It only adds 20g to the base crank arm. The battery life of this power meter is over 200 hours. You can connect this power meter with your smartphones or computer with the use of ANT+, Bluetooth Smart Ready. So, it is a great option for bike lovers.
- Wireless connection
- Low design
- Battery life
- None so far
Latest deal: Stages Cycling Power Meter Campagnolo Record
Quarq DUB Crank Arm Assembly
Quarq DUB Crank Arm Assembly is only compatible with QuarqDZero DUB and DFour DUB power meter spiders so you can’t use it with others. There is need of an SRAM DUB bottom bracket for this which doesn’t come with it.
It is not compatible with SRAM’s 3-bolt direct mount interface. This crank arm assembly is lightweight, strong and elegant. Some people think it is not durable due to its elegance. However, the product is quite stable and reliable.
- Easy assembly
- Compatible with some
- No real problem has been detected yet
Latest deal: Quarq DUB Crank Arm Assembly
4iiii Precision Power Meter - Ultegra R8000
4iiii Precision Power Meter comes with 3D power meter technology that can measure tri-axial strain on your crank arm. It provides accurate and consistent data. This power meter is lightweight and has a compact design.
You can see the battery status of this power meter via the 4iiii app. It is easy to connect this power meter with ANT+, Bluetooth Smart head units, smartphones, and other 4iiii products with the app. This power meter provides upgrade capability for adding new features and updates.
- Easy maintenance
- Wireless shifting
- Some inaccuracy at high intensity
Latest deal: 4iiii Precision Power Meter – Ultegra R8000
SRAM Red AXS 46/33t 172.5mm Crankset DUB Spindle D1
SRAM Red AXS 46/33t 172.5mm Crankset DUB Spindle D1 is a high-performance electronic group set works that provide more useful gear progression. This power meter provides accurate readings with the use of Quarq’sDZero power measurement technology which don’t get affected by climate conditions during a ride.
The product is lightweight, durable, simple and is of broad compatibility. This power meter provides wireless shifting to the next level. You can see the battery status, change component behaviour, personalize controls, update firmware and, get maintenance reminders with use of the SRAM AXS app.
- Battery life
- Wireless shifting
- Durable and stable
- Have to use an FSA chain set
Latest deal: SRAM Red AXS 46/33t 172.5mm Crankset DUB Spindle D1
FSA Powerbox Carbon Road ABS Chainset
FSA Powerbox Carbon Road ABS Chain set can achieve an accuracy of ±2% or better, including all environmental influences. The power meter goes to zero automatically when you stop pedalling for 3 seconds, so you don’t need to re-zero manually.
There is no need for a cadence magnet as power2max calculates cadence precisely using its internal accelerometer. The battery timing of this power meter is 300 to 400 hours. You can transfer data to your computer wirelessly with the use of ANT+ standard or Bluetooth.
- Bluetooth or ANT+
- Auto zero
- None so far
Latest deal: FSA Powerbox Carbon Road ABS Chainset
Race Face Race Face Cinch Power Meter Spindle
Race Face Race Face Cinch Power Meter Spindle has power accuracy of +-/2%. It can measure Cadence and pedal efficiency easily. You can connect it with your smartphones or computers because of the Dual Bluetooth low energy technology and ANT+.
The battery life of this power meter is over 400h, and you can recharge it with USB. You can easily record and analyze your data on your mobiles. If you want to connect it with your smartphone, you need to have a Cinch Power Meter App.
- Battery life
- None so far
Latest deal: Race Face Race Face Cinch Power Meter Spindle
Look SRM Exakt Single Power Meter
Look SRM Exakt Single Power Meter has a body of carbon and a contact surface of stainless steel. This power meter model can capture the data easily with a single-side and sends it to your smart device using Bluetooth L.E. or ANT+.
You can get every detail of your performance easily on your mobiles. It provides you with the freedom to record, analyze and share your data to manage your training effectively. The battery of this power meter is of lithium-ion and has batter timing of 100 hours.
- Battery life
- Bluetooth sharing
- Performance analysis
- Awkward set-up process
Latest deal: Look SRM Exakt Single Power Meter
Wahoo RPM Cycling Speed Sensor
Wahoo RPM Cycling Speed Sensor allows you to track and capture outdoor cycling speed on your bike on your computer or smartphone with the use of compatible training apps. This power pedal is easy to installs and is lightweight.
The product contains Bluetooth and ANT+, RPM sensors that can easily connect to smartphones, tablets, and bike computers with the use of some apps such as Wahoo, Polar, Garmin, and more.
- Smart detection
- Sensors activated
- Sensor slow to respond
Latest deal: Wahoo RPM Cycling Speed Sensor
PowerTap Power Pedals P2
PowerTap Power Pedals P2 provides dual-sided measurements. This model of power pedal is sleekest, lightest, and longest-lasting than others. The battery is 20 % more efficient than previous models. These power pedals have industry-leading precision, reliability and durability, which provide access to their advanced pedal metrics for data.
You can easily swap these power pedals between bikes for a vast range of compatibility. It measures the right power, Advanced Pedal Metrics and left power. This model is 40g lighter than previous models.
- Battery life
- Directional nature somewhat challenging
Latest deal: PowerTap Power Pedals P2
Stages Cycling Power Meter G3 Dura-Ace R9100 LR
Stages Cycling Power Meter provides accelerometer-based cadence measurement. There is wirelessly upgradeable firmware and LED indicator that displays the battery level of the power meter. It also has an updated accelerometer and the addition of gyroscope. The battery life of this power meter is hours when you use it as a single-sided meter. This power meter only adds 20 g to the base crank arm.
- Battery life
- Data transmission strength
- LED indicator
- Updated accelerometer
- Power meters cost money
Latest deal: Stages Cycling Power Meter G3 Dura-Ace R9100 LR
LOOK KEO 2 Max Pedal
LOOK KEO 2 Max Pedal is very light and reliable. This pedal provides increased Efficiency and Comfort. They feature a Carbon Injection Process which reduces weight and helps in improving durability. It offers a 12 Percent Larger Contact Surface Area.
The pedal comes with a stainless steel cleat contact area and an oversized axle with dual seals. Even with the use of an oversized steel axle, this pedal maintains a low cleat contact height. All these features make it a perfect choice.
- Contact area
- Harder to clip in
Latest deal: LOOK KEO 2 Max Pedal
Best Cycling Power Meters Buyers Guide
There are many factors that one has to consider if someone wants to buy a top product. While purchasing a top product, one has to consider things like cost, ratings, features and others. For instance, if you’re buying a cycle power meter, then there would be many things that you would consider while buying it as each product has some advantages and disadvantages associated with it. Here is something one should consider while buying a power meter:
Battery Life – One of the best features a cycling power meter should have is good battery life. The battery life of the power meter becomes great if it is rechargeable.
Wireless Connection – One should consider that a power meter should provide a wireless connection as it makes it easy to share the data and analyze it.
Cost and Rating – Cost and ratings are some other important factors that play an important role while buying a product. It is obvious if a power meter is of high quality and has a good level of accuracy; then it would charge more. One should do proper research on the cost and the ratings.
Ratings and reviews provide you with useful information about the product as experienced customers share their experience with the product.
The following are some of the recurring features that most of the products mentioned above have:
Wireless Connection: It becomes easier when a power meter or crank arm-based system provides the recorded data on mobiles. Most of the power meters have some associated apps with which one can record the data, analyze the data and can share the data with smartphones or computers.
If a power meter has a wireless connection, then you can easily see battery timing, set reminders and can record and analyze data. Most of the products mentioned above in the article provide a wireless connection and can be a great choice for you to consider while buying a power meter.
Accuracy: Most of the power meters use some good technology which allows them to record data more precisely and accurately. There can be some disturbance due to the environment as there’s always minor inaccuracy in the instrument. Most of the products mentioned above provide a good level of accuracy so they can be a great choice to consider while buying a power meter.
Frequently asked Questions
The following are some of the questions people frequently ask:
Are cycling power meters worth it?
Nowadays, the power meters have become affordable, and it is worth buying them. Power meters can help you to record and analyze your data to make yourself better. It can also help your coach to ensure your training leads to specific goals by seeing your power numbers.
Why are cycling power meters so expensive?
In a quality power meter, many things decide the expense, such as the required strain gauges to create a precision instrument. Many other things are necessary to create a quality instrument and which in result will increase the cost.
What power meters do pro cyclists use?
Pro cyclists use a quality power meter that can provide them with more accurate results that includes the fabled SRM, which is one of the most popular choices amongst pro riders. There are many others, such as Power2Max and Quarq.
It is easy to swap crank arm-based systems, and they have the potential to be single or double-sided. Popular examples include the Stages crank arm and 4iiii precision meter.
There might be a lot of choices available for cycling power meters, but there are many things that differentiate one from others. It can be difficult to differentiate, but proper and proper research makes it easy for you. You should differentiate things based on quality, features, cost, ratings and others.
Some other factors that you should consider are such as the weight, connectivity, surface area, reliability and accuracy. Accuracy and connectivity are the two important factors to consider while buying a cycling power meter. The connectivity should be wireless, and accuracy should be of great level.
In this article, we have mentioned some products that will make it easy for you to research the qualities of power meters. You can consider one of them if you find it according to your preferences and requirements. The links of every product are provided so that you can get further information about it to make your mind accordingly.
Content Manager at Pedallers
Alex is a cycling expert at and focuses on reviewing bikes, accessories, and general cycling. He searches for the most up to date products that match the needs of cyclists across the world. Whether it's recent news or the best bike set-ups, Alex is a trusted source for anything around cycling.