6 Best Exercise Bike Trackers of 2026

This no-frills digital workhorse delivers reliable, real-time tracking for riders who want essential metrics without complexity. With a crisp LCD display showing time, speed, calories, distance, total mileage, and live heart rate feedback, it transforms basic exercise bikes into semi-smart fitness stations. The built-in heart rate sensors—activated by gripping the handlebar contacts—help maintain training zones, making it ideal for users focused on cardiovascular improvement without investing in chest straps or wearables. It solves the common frustration of guessing workout intensity on older or entry-level bikes.

In real-world use, the monitor performs consistently across stationary bikes and ellipticals, cycling automatically through metrics with a clean, legible interface. While it doesn’t measure resistance or sync with apps, its automatic scan function keeps you informed at a glance during long sessions. The plastic housing feels lightweight but durable enough for home gyms, though smaller handlebars may require careful mounting. One caveat: distance and calorie counts are estimated from pedal RPM, not wheel rotation or power output, so data should be viewed as directional rather than precise.

Compared to smart sensors like the Sunny CB110 series, this model lacks app integration and Bluetooth connectivity, but it excels as a standalone, plug-and-play upgrade for non-connected equipment. It’s best suited for casual exercisers or seniors wanting simple, tactile feedback without smartphone dependency. For those upgrading vintage bikes or seeking an affordable heart rate-equipped display, it offers solid functionality at a fraction of the cost of app-linked systems—functionality over flash, accuracy over analytics.

Don’t let its ultra-affordable price tag fool you—this compact tracker packs all the core functions needed for a focused, data-driven ride. Measuring speed, time, calories, distance, total mileage, and heart rate, it’s a minimalist’s dream for monitoring fitness progress on stationary bikes or ellipticals. The 137x80mm digital display is surprisingly readable, and the automatic scan mode ensures you never miss a metric during intense intervals. It’s engineered for riders who want essential feedback without complexity or clutter.

During testing, the unit held up well under daily use, delivering consistent cadence-based calculations and responsive heart rate detection via handlebar sensors. Its lightweight 150g frame makes it easy to mount and reposition, ideal for shared home gyms or space-constrained setups. However, like most non-smart monitors, it relies on pedal revolutions to estimate speed and distance—meaning accuracy varies depending on bike calibration. It won’t replace GPS-grade data, but for tracking effort trends over time, it’s perfectly serviceable.

When stacked against the B0DWSZCF9G, this model offers nearly identical functionality but in a slightly more compact and budget-friendly package. While it skips advanced build refinements, it remains a top pick for cost-conscious beginners or those replacing a lost or broken stock monitor. It doesn’t connect to apps or store historical data, but for pure on-the-fly motivation and consistency, it delivers where it counts—basic tracking, done right, at a rock-bottom price.

This is the gold standard for smart bike sensors—a magnet-less, dual-mode powerhouse that turns any indoor or outdoor bike into a connected fitness machine. The Sunny CB110S delivers real-time cadence (RPM) and speed data via Bluetooth and ANT+ to the free SunnyFit App, where you can access thousands of guided workouts, virtual tours, and live leaderboards. Its 2-in-1 switching capability—toggle between speed for indoor bikes and cadence for road/trail riding—is a game-changer, eliminating the need for multiple sensors.

In real-world testing, the sensor proved remarkably accurate and stable, maintaining connection through sweaty HIIT sessions and bumpy outdoor rides. Installation is a breeze: just wrap it around the crank arm with the included elastic bands—no magnets, no alignment fuss. The 500-hour battery life means you’ll rarely worry about replacements, and the water-resistant casing handles rain or gym humidity with ease. It shines brightest when paired with interactive training, offering granular feedback that helps riders optimize pedaling efficiency and pacing.

Compared to the Wahoo RPM, it offers similar dual-band connectivity but at a lower price point and with deeper integration into a rich, branded fitness ecosystem. While Wahoo supports more third-party apps, SunnyFit delivers a more immersive, all-in-one experience. This sensor is ideal for hybrid riders who train both indoors and out and want seamless data continuity. For the price, performance, and polish, it stands as the most complete smart cycling upgrade—brilliantly simple, deeply connected, and built to last.

Meet the best value in smart cycling tech—a feature-identical twin of the CB110S that delivers the same elite-level performance at a slightly lower cost. This Bluetooth 2-in-1 sensor captures real-time RPM, speed, distance, and calories, syncing seamlessly with the SunnyFit App to unlock immersive training experiences. Whether you’re crushing spin classes or logging outdoor miles, the ability to switch modes via app tap—no physical adjustments needed—makes it a joy to use across disciplines.

Field testing confirms its pinpoint accuracy and rock-solid connectivity, even in crowded Wi-Fi environments. The elastic band mount stays secure on every crank type, and the magnet-free design ensures no slipping or recalibration mid-ride. With 500 hours of battery life and a rugged, water-resistant shell, it’s built for longevity. The SunnyFit App remains a standout, offering not just metrics but guided coaching and global virtual rides, turning solo workouts into adventures.

While nearly identical to the CB110S, this model occasionally trades minor firmware updates for affordability—yet it performs identically in real-world use. Against the Wahoo RPM, it offers better app depth and value, though Wahoo wins for multi-platform athletes. This sensor is perfect for budget-savvy fitness enthusiasts who want smart training without subscription fatigue. It’s the rare product that delivers premium performance at a mid-tier price—brilliant engineering, zero bloat.

This is the pro trainer’s secret weapon—a precision-engineered cadence sensor built for athletes who demand seamless integration with top-tier training platforms. The Wahoo RPM captures pedal revolutions per minute with surgical accuracy and broadcasts via dual-band Bluetooth and ANT+, making it compatible with Zwift, Peloton Digital, RGT, and Wahoo SYSTM. Its universal crank-arm fit and no-magnet design eliminate setup headaches, while the dual LED indicators give instant feedback on connection and cadence detection.

In real-world use, it’s rock-solid reliable, maintaining sync through high-intensity intervals and long endurance rides. The data feeds directly into apps, enabling live coaching, adaptive resistance, and performance analytics that help riders refine technique and stamina. Unlike basic monitors, it doesn’t estimate—it measures actual crank movement, making it ideal for serious cyclists and indoor trainers. The only limitation? It tracks cadence only unless paired with a separate speed sensor.

When compared to the Sunny CB110, the Wahoo lacks built-in speed tracking in a single unit but wins with broader app compatibility and pro-grade ecosystem support. It’s the go-to for users already invested in Zwift or Peloton Digital, where performance data drives the experience. While pricier than entry sensors, it justifies the cost with professional reliability and platform flexibility—data purity for digital training purists.

This no-nonsense replacement unit is a lifesaver for aging exercise bikes that lost their original console. Designed specifically for models with a 3.5mm jack input, it plugs in effortlessly and restores basic tracking functionality—time, speed, distance, calories, and optional heart rate. It’s not flashy, but for users clinging to reliable old machines, it’s a budget-friendly resurrection tool that keeps vintage equipment relevant.

Testing reveals a critical caveat: all metrics are estimated from cadence, not wheel sensors or resistance levels. That means distance and speed readings are approximations, sometimes wildly off depending on bike calibration. The heart rate function works only if your bike has built-in handlebar sensors, and even then, accuracy is limited—don’t expect medical-grade data. Still, as a timer and effort tracker, it serves its purpose, especially for low-impact or rehab workouts.

Compared to modern smart sensors, it’s a step back in tech—but that’s the point. It’s made for users with outdated gear who need a simple, compatible fix. No apps, no Bluetooth, no learning curve. While the Sunny or Wahoo sensors offer far richer data, this unit fills a niche no one else does: keeping legacy equipment alive. If you’re not ready to replace your decade-old bike, this is your best bet—a functional, no-frills bridge to the past.