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Polar
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4,2 out of 5 ★★★★★ ★★★★★
44 reviews
5 ★
4 ★
3 ★
2 ★
1 ★
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Grit X2 Outdoor Multisport GPS Watch – AMOLED Display, Offline Maps, Dual-Frequency GPS, Wrist ECG, Elixir Biosensing, TrainingPeaks, SpO2, Up to 7-Day Battery Life Black

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Read our detailed review, ratings and verdict

Polar Grit X2 is a compact outdoor sport watch designed to support your active lifestyle—whether you're navigating weekend trails or finding space to disconnect from the everyday. With dual-frequency GPS, offline full-color maps, and a vivid AMOLED touchscreen, it's built to guide you anywhere, on or off the grid.

Design and build

  • compact outdoor sport watch suitable for smaller wrists
  • scratch-resistant sapphire glass display
  • stainless-steel bezel
  • lightweight feel for all-day comfort
  • style that transitions from outdoor adventures to everyday life

Navigation and display

  • dual-frequency GPS for accurate positioning
  • offline full-color maps for on- or off-grid navigation
  • vivid AMOLED touchscreen for clear visibility

Biosensing and health tracking

  • powered by Polar Elixir™ biosensing
  • wrist ECG measurement
  • skin temperature tracking
  • SpO₂ monitoring
  • HRV tracking
  • Nightly Recharge™ insights for recovery

Training features

  • Running Power
  • Vertical Speed
  • Training Load Pro™
  • structured workout sync via TrainingPeaks®
  • 170+ sport profiles
  • Strava compatibility

Battery life

  • up to 7 days of battery life in smartwatch use
  • up to 90 hours in GPS Eco mode

Polar Grit X2 delivers advanced navigation, training, and recovery features in a compact, stylish, and rugged package that fits into every part of your life.

  • [Navigate Anywhere with Confidence] Dual-frequency GPS and offline full-color maps help you explore further. Plan routes, follow turn-by-turn guidance (Komoot), and stay on track in any environment.
  • [Bright AMOLED Display & Rugged Design] 1.28” AMOLED touchscreen with scratch-resistant sapphire glass and stainless-steel bezel. MIL-STD 810H durability built for tough outdoor conditions.
  • [Advanced Training Tools] Track Running Power, Vertical Speed, and Training Load Pro. Sync structured workouts with TrainingPeaks. Compatible with Strava and 170+ sport profiles.
  • [Polar Elixir Biosensing & Recovery] Advanced biosensing with wrist ECG, skin temperature, SpO₂, and HRV. Elixir powers science-based recovery tools like Nightly Recharge.
  • [Compact. Powerful. Outdoor Ready.] Smaller and lighter than Grit X2 Pro, with 7-day battery life and essential outdoor sensors: dual-frequency GPS, barometer, compass, gyroscope, and accelerometer.
Operating system Android
Memory storage capacity 32 GB
Special feature Accelerometer(Accelerometer), Alarm Clock(Alarm Clock), Always On Display(Always On Display), Barometer, Magnetometer, Electronic compass, GPS(GPS), Time Display(Time Display), Touchscreen(Touchscreen) See more
Battery capacity 310 Milliampere Hour (mAh)
Connectivity technology Bluetooth
Wireless communication standard Bluetooth
Battery cell composition Lithium Polymer
GPS Built-in GPS
Shape Round
Screen size 1.28 Inches
Operating System Android
Product Features Accelerometer(Accelerometer), Alarm Clock(Alarm Clock), Always On Display(Always On Display), Barometer, Magnetometer, Electronic compass, GPS(GPS), Time Display(Time Display), Touchscreen(Touchscreen)
GPS Geotagging Functionality Built-in GPS
Band Material Type Silicone
Case Material Type Plastic
Water Resistance Level Water Resistant
Human Interface Input Touchscreen
Clasp Type Tang Buckle
Supported Application Multisport Tracker, Fitness Tracker
Supported Satellite Navigation System GPS
Metrics Measured Heart Rate, Blood Oxygen, Sleep Duration, Stress
Closure Type Buckle
Style Name Rugged
Colour Black
Band Colour Black
Connectivity Technology Bluetooth
Wireless Compability Bluetooth
Communication Feature [GPS]
Compatible Devices Smartphone, Tablet, PC
Compatible Phone Models Compatible with iOS and Android devices
Item Weight 62 Grams
Item Dimensions 45 x 45 x 12 millimetres
Warranty Type Limited
Brand Name Polar
Model Name Grit X2
Model Number 900115363
Box Contents Polar Grit X2; Cables: USB Type-C; Manual; Packaging content: Polar Grit X2 with a 22mm S-L silicone wristband, Polar Charge 2.0 USB-C charging cable, getting started guide, 'important information' note
Product Warranty 2 year manufacturer
Wearable Computer Type Smart Watch
UPC 725882069357
Manufacturer Polar
Unit Count 1.0 count
Item Type Name Outdoor Multisport GPS Watch
Best Sellers Rank 186,248 in Sports & Outdoors (See Top 100 in Sports & Outdoors) 676 in Activity Trackers
ASIN B0F99KVT9X
Customer Reviews 4.2 4.2 out of 5 stars (44) 4.2 out of 5 stars
Battery Capacity 310 Milliampere Hour (mAh)
Battery Cell Type Lithium Polymer
Battery Average Life 168 Hours
Battery Power 310 Milliampere Hour (mAh)
Screen Size 1.28 Inches
Display Type AMOLED
Resolution 240 x 135
Memory Storage Capacity 32 GB
RAM Memory Installed 37 MB
GTIN 725882069357
Grit X2 Outdoor Multisport GPS Watch – AMOLED Display, Offline Maps, Dual-Frequency GPS, Wrist ECG, Elixir Biosensing, TrainingPeaks, SpO2, Up to 7-Day Battery Life Black
Polar
Grit X2 Outdoor Multisport GPS Watch – AMOLED Display, Offline Maps, Dual-Frequency GPS, Wrist ECG, Elixir Biosensing, TrainingPeaks, SpO2, Up to 7-Day Battery Life Black
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