In depth comparison and review of Polar Grit X and Garmin epix Gen 2 Sapphire. Compare sizes, functions, displays, batteries and other important specifications and features to easily choose the right smartwatch for you. Our goal is to help you uncover differences between the products and find the watch that will best fit your needs.
| GENERAL | Polar Grit X | Garmin epix Gen 2 Sapphire |
|---|
| Product Type | Sport watch | Sport watch |
|---|---|---|
| Supported Host Device OS | iOS, Android | iOS, Android |
| Activity/Sport | Multisport | Multisport |
| Wearing Style | Watch style | Watch style |
| Body Details | With band: 64 g Case only: 44 g |
With band: 70 g Case only: 47 g |
| Body Material | Stainless steel | Titanium, fibre-reinforced polymer |
| Protection | Waterproof | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Polar Grit X | Garmin epix Gen 2 Sapphire |
|---|
| Sensors | Digital compass, barometer, altimeter, heart rate | Accelerometer, barometer, altimeter, optical heart sensor, 3-axis electronic compass |
|---|---|---|
| Tracking Data | Distance, speed, calories burned, activity, heart rate, steps taken, pace, sleep stages, cadence, running power, swimming metrics, running index | Distance, speed, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, pace, stress level, respiratory rate, active time, water balance |
| Goal Setting | Yes | Yes |
| Features | Fitness test, VO2 max, inactivity alert, alarm, Serene (breathing exercise), weather information, Nightly Recharge recovery measurement, FitSpark training guide, FuelWise smart fueling assistant, Hill Splitter, Route guidance, Route planning with Komoot, Energy sources | Music remote handling, find phone function, VIRB control, inactivity alert, Move IQ, Find my Device, Downloadable workouts, store & play music, rejecting a call, LiveTrack, Physio TrueUp, PacePro pace guidance, animated workouts, weather information, dual grid coordinates format, Body Battery Energy Monitor |
| Notifications | SMS, Email, incoming calls | Calendar, SMS, Email, incoming calls, high and low heart rate |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Vibration alert, visual interface | Audio alert, vibration alert, visual interface |
| Navigation (GPS) | GPS/GLONASS/Galileo/QZSS receiver | GPS/GLONASS/Galileo receiver |
| Payment Technology | - | Garmin Pay |
| CONNECTIVITY | Polar Grit X | Garmin epix Gen 2 Sapphire |
|---|
| Wireless Interface | Bluetooth | Bluetooth, Wi-Fi, ANT+ |
|---|
| DISPLAY | Polar Grit X | Garmin epix Gen 2 Sapphire |
|---|
| Type | Colour | AMOLED - colour |
|---|---|---|
| Resolution | 240 x 240 pixels | 416 x 416 pixels |
| Screen Size | 1.2" | 1.3" |
| Screen Protection | Corning Gorilla Glass (scratch resistant glass) | Sapphire glass |
| Always On Display (AOD) | Yes | Yes |
| INPUT DEVICE | Polar Grit X | Garmin epix Gen 2 Sapphire |
|---|
| Type | Touch sensitive screen | Touch sensitive screen, push buttons |
|---|
| CASE | Polar Grit X | Garmin epix Gen 2 Sapphire |
|---|
| Crystal Type | Laminated Corning Gorilla Glass | - |
|---|---|---|
| Case Shape | Round | Round |
| Bezel | Stainless steel | - |
| Case Back | - | Titanium |
| Case Details | White/silver | Black DLC | Silver | Black titanium | White titanium |
| BAND | Polar Grit X | Garmin epix Gen 2 Sapphire |
|---|
| Band Type | Band | Band |
|---|---|---|
| Band Size | S | - |
| Band Width | 22 mm | 22 mm |
| Fits Wrist with Circumference | 130-190 mm | 125-208 mm |
| Changeable | Yes | Yes |
| Clasp Type | Buckle | Buckle |
| Band Material | Silicone | Silicone |
| Band Colour | White | Black | Green | - |
| STORAGE | Polar Grit X | Garmin epix Gen 2 Sapphire |
|---|
| Storage Capacity | - | 32 GB |
|---|
| BATTERY | Polar Grit X | Garmin epix Gen 2 Sapphire |
|---|
| Technology | Lithium polymer | Lithium Ion |
|---|---|---|
| Capacity | 346 mAh | - |
| Battery Life | 7 day(s) | - |
| Battery Life Details | Watch mode - up to 7 days Training mode - up to 40 hour(s) |
Smartwatch mode - up to 16 days Battery Saver Watch Mode - up to 21 days GPS mode - up to 42 hour(s) All satellite systems mode - up to 32 hours All satellite systems with music mode - up to 10 hour(s) Max Battery GPS Mode - up to 75 hour(s) Expedition GPS Mode - up to 14 days |
| Rechargeable Battery | Yes | Yes |
| MISCELLANEOUS | Polar Grit X | Garmin epix Gen 2 Sapphire |
|---|
| Included Accessories | USB charging cable | Charging/data cable |
|---|---|---|
| Compliant Standards | MIL-STD 810G | - |
| SAR Value | - | 0.32 W/kg (body), 0.28 W/kg (limb) |
| Max Depth of Water Resistance | 100 m | 100 m |
| Max Operating Temperature | 50 °C | 45 °C |
| Min Operating Temperature | -20 °C | -20 °C |
| Warranty | 2-year warranty | - |
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