Wear Radar

Polar Grit XvsSuunto Vertical

Polar Grit X
Buy/Wait:bad

Overdue for a refresh — no successor announced yet. Prices should be at their lowest

Best for: Trail runners, hikers, and outdoor athletes who want Polar's analytics with significantly longer battery life than the Vantage V3. The titanium case and sapphire glass make it suitable for technical terrain where watch durability matters.

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Suunto Vertical
Buy/Wait:neutral

First-generation product — no release history to base predictions on

Best for: Mountain runners, alpinists, and expedition athletes who need the longest possible battery life with full navigation maps. Suunto loyalists who want the brand's precision and offline maps for serious alpine or wilderness adventures.

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Polar Grit XSuunto Vertical
TierSports GPSSports GPS
PlatformiOS & AndroidiOS & Android
Battery40 days60 days
Always-on display
GPS
Cellular
Health sensorshr, spo2, hrv, running powerhr, spo2, hrv, training load
ReleasedMar 14, 2023May 15, 2023
Cycle length873 daysnull days
Cycle advicebadneutral
Deals advicegoodneutral
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Why buy each?

Polar Grit X

40-day battery for trail and ultra runners

Five times the battery of the Vantage V3 — enough for week-long mountain stages or ultramarathons without charging access.

Hill splitter auto-detection

Automatically segments your run by uphill and downhill sections, calculating pace and power for each — essential for mountain race training.

Wrist running power at mid-range price

Running power without a chest strap or foot pod — Polar's key differentiator versus Garmin at this price tier.

Suunto Vertical

60 hours GPS, full maps

60 continuous GPS hours with full offline topographic maps — enough for a 2.5-day mountain traverse without charging or phone dependency.

Full offline navigation

Downloadable topographic maps for 100+ countries for turn-by-turn navigation in any terrain, no cellular signal required.

Solar charging option

The Titanium Solar edition extends battery to 85+ days with sunlight exposure — critical for extended wilderness expeditions.