Polar Grit X Pro

Polar Grit X Pro Review

Brand: Polar
Released: October 13, 2021
Updated: 2 months ago
3.6
Overall review score
204
Review evidence points
49
Scored features
15
Expert reviews

Bottom Line

Choose the Polar Grit X Pro for a rugged training watch with strong recovery, sleep, routing, and running-power tools. Skip it if you want smooth touchscreen performance, onboard music, payments, rich apps, or class-leading battery.

Best for

Best for endurance athletes and outdoor users who want Polar’s recovery, sleep, training-load, routing, and running-power tools in a rugged watch-style package.

Not for

Not for buyers who prioritize a smooth smartwatch interface, onboard music, contactless payments, broad third-party apps, rich maps, or top-tier battery life.

Verdict

The Polar Grit X Pro is best understood as a rugged Polar training watch that finally merges outdoor styling with the brand’s deeper performance, sleep, and recovery tools. Reviewers repeatedly praised its durable build, sapphire materials, useful watch-face dashboards, routing features, native running power, and strong recovery analysis. The tradeoff is that the hardware experience does not always feel premium: touchscreen response and software lag were common complaints, battery life ranged from solid to disappointing, and smartwatch extras remain thin. It works especially well for athletes who value training insight over app breadth, but its price is harder to justify for buyers expecting polished smartwatch behavior, onboard music, payments, or richer mapping.

Current model
Polar Grit X2 Pro
Polar Grit X2 Pro
3.6 March 20, 2024
View current model

Feature Scorecards

Summary

49 reviewed features
  • Very positive 4.5-5.0
    14 (29%)
  • Positive 3.5-4.4
    20 (41%)
  • Neutral 2.5-3.4
    8 (16%)
  • Negative 1.5-2.4
    4 (8%)
  • Very negative below 1.5
    3 (6%)

Pros

  • 4.5
    8 reviews strong consensus
    coaching features: 4.5, 8 reviews, strong consensus
    Coaching features were highly rated: FitSpark, FuelWise, workout builders, structured workouts, and guided tests were repeatedly described as useful or standout.
  • 4.5
    8 reviews strong consensus
    workout tracking variety: 4.5, 8 reviews, strong consensus
    Workout variety was consistently praised thanks to many sport profiles, multisport support, customizable activity choices, and broad activity/sleep tracking coverage.
  • 4.5
    7 reviews strong consensus
    sleep tracking accuracy: 4.5, 7 reviews, strong consensus
    Sleep tracking drew strong agreement, with reviewers praising sleep timing, Nightly Recharge, HRV-linked sleep data, and easy-to-understand sleep analysis.
  • 4.6
    6 reviews strong consensus
    recovery insights: 4.6, 6 reviews, strong consensus
    Recovery insights were one of the strongest areas, with reviewers praising leg recovery, Recovery Pro, Nightly Recharge, and HRV-based fatigue guidance.
  • 4.6
    5 reviews strong consensus
    durability: 4.6, 5 reviews, strong consensus
    Durability was strongly praised, with sapphire glass, rugged construction, and scratch resistance repeatedly framed as outdoor-watch strengths.
  • 4.5
    5 reviews strong consensus
    running power support: 4.5, 5 reviews, strong consensus
    Running power support was strongly praised, especially by triathlon and trail-focused reviewers who value native power for pacing and power-zone training.

Cons

  • 1.1
    6 reviews strong consensus
    onboard music storage: 1.1, 6 reviews, strong consensus
    Onboard music storage was a consistent weakness, with reviewers repeatedly pointing out that there is no local music storage or playback.
  • 1.2
    3 reviews strong consensus
    software smoothness: 1.2, 3 reviews, strong consensus
    Software smoothness was one of the clearest weaknesses, with reviewers calling out laggy button responses, slow processor behavior, and frustrating delays.
  • 1.7
    5 reviews strong consensus
    touchscreen responsiveness: 1.7, 5 reviews, strong consensus
    Touchscreen responsiveness was consistently criticized as slow, unreliable, or unnecessary, making it one of the watch’s weakest areas.
  • 1.0
    1 review
    contactless payments: 1.0, 1 review
    Contactless payments scored poorly because reviewers treated the lack of payments as part of the watch’s limited smartwatch experience.
  • 2.2
    3 reviews strong consensus
    menu navigation: 2.2, 3 reviews, strong consensus
    Menu navigation was mixed to poor, with reviewers finding screen switching slow or the data-heavy interface baffling despite some workable controls.
  • 2.1
    2 reviews limited evidence
    Bluetooth connectivity: 2.1, 2 reviews, limited evidence
    Bluetooth connectivity was mixed: basic Bluetooth sensor support exists, but reviewers criticized Bluetooth power-meter issues and the lack of ANT+ support.

Compared With Category Average

Compared with other Smartwatches, this product is above average in health tracking accuracy, running power support, sleep tracking accuracy, near average in GPS accuracy, band quality, below average in software smoothness, touchscreen responsiveness, onboard music storage.

Comparison summary

49 compared features
  • Above average 0.4+ pts higher
    18 (37%)
  • Same as average within 0.3 pts
    16 (33%)
  • Below average 0.4+ pts lower
    15 (31%)

Largest category differences

Attribute This product Category average Difference
software smoothness 1.2 4.0 -2.8
touchscreen responsiveness 1.7 4.0 -2.2
onboard music storage 1.1 2.9 -1.8
display quality 2.6 4.3 -1.7
contactless payments 1.0 2.8 -1.8
menu navigation 2.2 3.8 -1.6
Bluetooth connectivity 2.1 3.7 -1.6
user interface 2.7 3.9 -1.2

Consider This Instead

If you want better value for money

Choose Suunto Race S. It scores 4.8 vs 2.8 for value for money, with a 3.9 overall score.

Compare

If you want better software smoothness

Choose Garmin Forerunner 70. It scores 4.9 vs 1.2 for software smoothness, with a 4.3 overall score.

Compare

If you want better contactless payments

Choose Garmin Enduro 3. It scores 5.0 vs 1.0 for contactless payments, with a 4.2 overall score.

Compare

If you want better display quality

Choose Garmin Forerunner 165. It scores 4.9 vs 2.6 for display quality, with a 4.3 overall score.

Compare

Compared in Reviews

Products reviewers directly compared with this model, grouped into quick takeaways.

  • Better: indoor display vibrancy The reviewer said the Grit X Pro display is less vibrant indoors than the Apple Watch.
  • Better: display color pop The reviewer said the Grit X Pro display does not pop with color like the Apple watch Ultra.
  • Compared: sports and fitness product comparison The reviewer placed the Grit X Pro against the Suunto 9 Peak for sports and fitness comparison.

FAQ

Is the Polar Grit X Pro more of a sports watch or smartwatch?

Reviewers treated it as a sports watch first. Its dashboards, notifications, and music controls help daily use, but smartwatch depth is limited.

How good is the battery life?

Battery feedback was mixed. Some reviewers got roughly a week or called it solid, while others found it weak for the price or closer to three to four days with heavy use.

Is the GPS accurate?

Most reviewers found GPS generally good or reliable. The main caveats were single-band GPS, occasional drift, and less precision than newer higher-end dual-band watches.

Does it have onboard music or payments?

No. Reviewers repeatedly noted that it can control phone music but does not store music locally, and they criticized the lack of contactless payments.

Are the sleep and recovery features useful?

Yes. Sleep tracking, HRV, Nightly Recharge, Recovery Pro, and leg recovery insights were among the most consistently praised parts of the watch.

What are the biggest drawbacks?

The recurring drawbacks were laggy software, poor touchscreen responsiveness, limited smartwatch features, no full maps, no onboard music, and a price that some reviewers found hard to justify.

Sample Expert Reviews We Analyzed

These are a few of the reviews included in our analysis.

Video Reviews

Article Reviews

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