Polar Grit X2 Pro vs Polar Grit X2

Both the Grit X2 and the Grit X2 Pro (and Grit X2 Pro Titan) are built to deliver rugged reliability, advanced performance metrics, and smart training tools that help you go further, faster, and with more confidence. While they share a core set of powerful features, they also bring unique strengths to the table—designed to suit different needs, preferences, and wrist sizes.

Grit X2 Series: Built for adventure

Our Grit X2 series is built for the outdoors—for those who push boundaries, seek out new adventures, and thrive in the wild. Whether you're chasing altitude, covering long distances, or navigating uncharted trails, you need gear that’s as tough and reliable as you are. Because when you’re far from the familiar, confidence comes from knowing your tools won’t let you down.

That’s why both the Polar Grit X2 and Grit X2 Pro are engineered with rugged durability at their core. They feature scratch-resistant sapphire crystal glass to protect the vibrant AMOLED display—ensuring clarity and visibility in any conditions, from bright alpine sunlight to stormy mountain passes. The stainless steel bezel adds strength and resilience, while the tactile buttons are designed to work flawlessly, even with gloves on or wet hands. Every detail is designed with the outdoors in mind—so you can focus on the journey ahead.

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Polar Grit X2

Outdoor Watch

Polar Grit X2 is a compact, robust outdoor watch crafted for big adventures and everyday performance. With advanced training tools, sapphire glass AMOLED display, and precision navigation with full-color maps, it’s built for life on and off the trails.

Polar Grit X2

Polar Grit X2 Pro

Premium Outdoor Watch

Polar Grit X2 Pro is a rough and rugged outdoor sports watch crafted for adventure with sapphire crystal glass AMOLED display, and a hi-tech toolkit of navigation and performance features for exploring the wonders of the world, and the body.

Polar Grit X2 Pro

But a watch isn’t just a tool—it’s also a personal companion, something you wear day in and day out, from the summit to the sidewalk. It becomes part of your story, reflecting your lifestyle, your ambition, and your sense of style. That’s why the Grit X2 series isn’t just built tough—it’s designed beautifully.

Crafted with clean lines, premium materials, and a timeless aesthetic, both the Polar Grit X2 Pro and Grit X2 look just as at home on your wrist during a high-altitude trek as they do in a meeting or a night out. It’s a design that speaks to adventure, but also to refinement—gear that performs under pressure and still turns heads.

This thoughtful design hasn’t gone unnoticed. The Polar Grit X2 Pro was honored with the prestigious iF Design Award, a recognition of excellence in form and function. The Polar Grit X2 continues in the same tradition, following the same award-winning design principles. Sleek, rugged, and undeniably stylish—it’s a watch that looks as good as it performs.

Grit X2 or Grit X2 Pro? Choose Your Best Fit

The most noticeable difference between the two? Size.

The Polar Grit X2 Pro is the bold, bigger sibling—crafted for those who want a larger screen and more presence on the wrist. Meanwhile, the Polar Grit X2 offers all the essential power in a more compact package, making it a perfect fit for smaller wrists or anyone who values a lighter, more streamlined design.

Whether you go big or go compact, you’re in for a powerful experience. Let’s dive deeper into what sets them apart.

Grit X2​
12,5mm Thin​
45mm Diameter​
62g Total Weight

Grit X2 Pro​
13,5mm Thin​
49mm Diameter​
79g Total Weight

Adventure-Ready Navigation Tools

Toss your phone in your pack and hit the trail—because with the Polar Grit X2 Pro and Grit X2 on your wrist, you’re free to roam without worry.

When you're deep in the wilderness or exploring unfamiliar routes, reliable navigation isn’t just a nice-to-have—it’s essential. Both the Polar Grit X2 Pro and Grit X2 are equipped with advanced navigation features that help you stay on track, no matter how far you venture.

With dual-frequency GPS for pinpoint accuracy, turn-by-turn guidance, and detailed topographic maps with points of interest you can view right on your wrist, you’ll always know where you are—and where you’re headed. Both watches also feature track-back routing, so even if you stray off course, getting back is as simple as retracing your steps.

Whether you’re navigating dense forests, winding trails, or urban routes, the Grit X2 series gives you the confidence to explore boldly and the tools to always find your way.

Here’s a summary of the Grit X2 Series navigation features:

• Dual-frequency GPS and new antenna design: More accurate positioning with less interference from tall buildings and bad weather.
• Offline Maps: Downloadable detailed topographic maps to keep users on the right track, no matter where they are.
• Pre-installed Europe and North America maps. Users can download additional regions and continents for free in Polar Flow.
• Turn-by-turn guidance by komoot: Complete compatibility with komoot route planner, enabling the synchronization of detailed routes and providing turn-by-turn guidance.
• Strava Routes: Polar Grit X2 watches have the ability to sync routes from Strava. With a Strava Premium subscription, you get access to their Route Planner. You can either create a new route, or even take a friend's uploaded ride and turn that into a route.
• Breadcrumbs: Users are guide to their starting point or a previous location.
• In-built flashlight function.

Grit X2 Series: Under the hood

Beneath their rugged exteriors, the Polar Grit X2 Pro and Grit X2 are packed with cutting-edge technology designed to support your toughest adventures. At the heart of both watches is Polar Elixir™—our most advanced biosensing technology to date. It powers a full suite of health and performance insights, including precise optical heart rate tracking, nightly skin temperature monitoring, blood oxygen saturation (SpO2), and even wrist-based ECG readings.

These powerful biosensing capabilities work seamlessly with Polar’s Smart Coaching suite—turning raw data into meaningful, actionable insights. From personalized training guidance and real-time performance feedback to detailed recovery recommendations, every reading helps you train smarter and more efficiently.

But it doesn’t stop when your workout ends. The same data also fuels advanced sleep tracking and recovery tools, giving you a clear picture of how well your body is bouncing back overnight. You'll get insights into your sleep quality, autonomic nervous system recovery, and daily readiness—so you can plan your next session or rest day with confidence. It's not just about tracking what you do—it’s about understanding how your body responds, and helping you find the balance that leads to real progress.

And that's the Polar Grit X2 Series. For more details on the differences between the models, check our comparison tool.