Wear Radar

Polar Grit XvsCOROS Pace

Polar Grit X
Buy/Wait:bad

Late in cycle — a new model is likely coming

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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COROS Pace
Buy/Wait:good

Current model just released

Best for: Serious runners on a budget who want multi-band GPS accuracy, a bright AMOLED display, long battery life, and COROS's training analytics (EvoLab) without paying Garmin mid-range prices. The Pace 4's 32g weight also makes it the lightest AMOLED GPS running watch available.

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Polar Grit XCOROS Pace
TierSports GPSSports GPS
PlatformiOS & AndroidiOS & Android
Battery40 days19 days
Always-on display
GPS
Cellular
Health sensorshr, spo2, hrv, running powerhr, spo2, hrv, training load
ReleasedApr 11, 2024Nov 10, 2025
Cycle length873 days800 days
Cycle advicebadgood
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.

COROS Pace

AMOLED display at 32g and $249

First COROS Pace with AMOLED — a vivid 1.2" touchscreen in a 32g nylon-band body, making it the lightest AMOLED GPS running watch at this price.

41 hours GPS, 19-day battery

16 more GPS hours than the Pace 3, with 19 days typical use. Best-in-class battery life for a sub-$250 AMOLED GPS running watch.

Multi-band GPS and voice features

Dual-frequency L1+L5 GPS for precise tracking in cities and trails, plus built-in voice pin recording and audio lap alerts — new for the Pace line.