Polar H10 Heart Rate Monitor Chest Strap

Description

Polar H10 — The Gold Standard of Heart Rate Measurement

When sports scientists need a reference device for heart rate research, they reach for the Polar H10. Not because it's the flashiest sensor on the market, but because it reads the heart's actual electrical signal — the same principle as a hospital ECG — and it does so with a consistency that optical sensors simply can't match during hard efforts.

Strap it on before a threshold run, a Zwift race, or an open-water brick session in Singapore's year-round heat and humidity. The H10 locks in immediately, stays locked in through sweat, intensity changes, and everything in between, and gives your watch or bike computer the accurate zone data your training plan depends on. With 400 hours of battery life per coin cell and onboard memory for watch-free sessions, it's the kind of gear that disappears into your routine.

Key Features

• ECG-accurate heart rate — the reference standard used in sports science research
• Bluetooth LE + ANT+ 2.1 — pairs with Garmin, Wahoo, Zwift, TrainerRoad, Strava, Polar Flow, and more
• WR30 waterproof (30m) — swim-safe, rain-proof, sweat-proof
• Onboard memory for 1 session — train without a paired device, sync later via Polar Flow app
• ~400 hours battery life per coin cell — months of training on a single CR2032
• HRV (heart rate variability) measurement — feeds recovery and readiness apps
• Firm Buckle + Non-Slip Silicone Spots + Soft Textile Strap — stays put during any effort
• Weight: 60g | Dimensions: 65 × 34 × 10mm

What's Included

• Polar H10 sensor module
• Polar Pro chest strap (M–XXL)

Tech Specs

• Dimensions: 65 × 34 × 10mm | Weight: 60g
• CPU: 64 MHz | Battery: 165 mAh coin cell (CR2032), ~400h
• Connectivity: Bluetooth LE, ANT+ 2.1
• Water resistance: WR30 (30m)
• Sensors: Electrodes (ECG-equivalent), accelerometer

Polar H10 vs Polar Verity Sense — Which Should You Choose?

Both are Polar sensors priced identically at S$139, but they work very differently. The H10 uses electrode-based chest sensing — reading the heart's electrical signal directly, the same way a hospital ECG does. This makes it the most accurate consumer HR sensor available and the preferred choice of sports scientists, serious runners doing structured zone training, and triathletes who need data they can trust during threshold efforts. The Verity Sense uses optical sensing from the arm or temple, which is more comfortable and more versatile (goggle-mountable for swimming, 600h internal memory), but trades a small margin of accuracy for that freedom. If you're doing structured training where zone accuracy is the foundation of your plan, the H10 is the right call. If you hate chest straps or want one sensor across swim, bike, and run without any contact discomfort, the Verity Sense is the better fit. Browse our full heart rate monitor collection to compare all options.

Frequently Asked Questions

Is the Polar H10 really more accurate than my Garmin or Apple Watch?

Yes — consistently and significantly during exercise. Your watch uses optical sensing (light through the skin) which degrades during running, sweating, and high-intensity efforts. The H10 reads the heart's actual electrical signal directly, with no lag and no motion artefact. It's the device sports scientists use as their reference standard when validating other HR sensors. For structured zone training — threshold intervals, VO2max work, tempo runs — the H10 gives you data your watch simply can't match.

Does the Polar H10 work with Garmin, Wahoo, and Zwift?

Yes, with everything. It transmits over both ANT+ 2.1 and Bluetooth LE simultaneously, so it pairs natively with Garmin Edge bike computers, Garmin watches, Wahoo ELEMNT, Zwift, TrainerRoad, Strava, Nike Run Club, and the Polar Flow app. You can broadcast to multiple devices at the same time — your Garmin Edge and your phone running Zwift, for example.

Can I use the Polar H10 for swimming?

The H10 is rated WR30 (waterproof to 30m), so it handles pool and open-water immersion without damage. However, it does not transmit real-time HR during swimming — water blocks the wireless signal. It can store one session in onboard memory and sync the data afterwards. If you need goggle-mounted optical HR during the swim, the Polar Verity Sense is the alternative to consider.

Does it work without a watch or phone?

Yes, for a single session. The H10 has onboard memory that stores one workout independently. Start a session on the sensor, train without any paired device, and sync the data to the Polar Flow app via Bluetooth when you're done. This is useful for open-water swims or track sessions where you want to go minimal. For unlimited watch-free recording, the Polar Verity Sense stores up to 600 hours.

What is ANT+ and do I need it?

ANT+ is the wireless protocol used by most Garmin, Wahoo, and dedicated cycling computers for real-time sensor data. It's faster and more stable than Bluetooth for sports use. The H10 supports ANT+ 2.1 and Bluetooth LE simultaneously, so it works with your bike computer, your GPS watch, and your phone's training app all at once — no choosing between them.

How long does the battery last?

Approximately 400 hours of active use per CR2032 coin cell — that's several months of regular training before you need a replacement. Coin cells cost around S$2 and are available everywhere. No charging cables, no mid-session anxiety about battery dying.

Is the chest strap comfortable during long efforts?

Yes. The Polar Pro strap uses a soft textile construction with non-slip silicone spots and a firm buckle that keeps the sensor module locked in position. It stays put during running, cycling, and swimming without riding up or shifting. Rinse it after each session and wash weekly to prevent salt buildup from sweat — especially important training in Singapore's humidity — this keeps the electrodes reading cleanly and extends strap life.

Is the Polar H10 better than the Garmin HRM 200?

Both use electrode-based ECG-equivalent sensing and are highly accurate. The H10 is the gold standard for pure HR accuracy and is the preferred choice of sports scientists and serious runners. The Garmin HRM 200 wins on ecosystem integration if you use Garmin devices (unlimited ANT+ connections, machine-washable strap, year-long battery). For athletes who prioritise accuracy above all else, or who use non-Garmin devices, the H10 is the stronger choice.

Does the Polar H10 measure HRV?

Yes. The H10 captures RR intervals (the time between heartbeats) which is the raw data used to calculate HRV. This feeds into HRV-based recovery apps like HRV4Training, Elite HRV, and Polar's own readiness features in the Flow app. For athletes following HRV-guided training protocols, the H10 is one of the most reliable sources of RR interval data available.

What size strap do I need?

The included Polar Pro strap fits chest circumferences from M to XXL. If you're between sizes or have a smaller frame, check Polar's sizing guide — the strap needs to sit snugly against the skin just below the chest for the electrodes to maintain consistent contact.

Sold by Bikers.SG — Official Authorised Polar Reseller. Available from S$139. Ships from Singapore with no additional duties or taxes to Malaysia and Australia. We also ship globally.