Wear Radar

Garmin Forerunner 265vsCOROS Vertix

Garmin Forerunner 265
Buy/Wait:superseded

This model is no longer sold new. It has been replaced by the Garmin Forerunner 570.

Best for: Regular runners who race 5K to marathon distances and want accurate GPS and detailed training load management.

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COROS Vertix
Buy/Wait:bad

Late in cycle — a new model is likely coming

Best for: Expedition athletes, mountaineers, and ultra-endurance competitors who do multi-day or multi-week events where charging is impossible. If you need GPS tracking for 140 continuous hours, no other watch comes close.

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Garmin Forerunner 265COROS Vertix
TierSports GPSSports GPS
PlatformiOS & AndroidiOS & Android
Battery13 days140 days
Always-on display
GPS
Cellular
Health sensorshr, spo2, hrv, stress, body battery, training readinesshr, spo2, hrv, training load, skin temp
ReleasedMar 1, 2023Oct 1, 2023
Cycle length806 days1095 days
Cycle advicesupersededbad
Deals adviceclearancegood
Next modelCOROS Vertix 3 (2026 or 2027)

Why buy each?

Garmin Forerunner 265

Multi-band GPS accuracy

L1+L5 multi-band GPS reduces position drift in urban canyons and dense forest.

Training readiness score

Daily score combining HRV status, sleep, acute load, and recovery time.

Race time predictor

Estimates finish time for 5K, 10K, half-marathon, and marathon based on current fitness.

COROS Vertix

140 hours of continuous GPS

No other GPS watch currently on the market delivers 140 hours of GPS tracking — enough for most ultra-endurance events and multi-day mountain traverses.

5-satellite dual-frequency system

GPS + GLONASS + Galileo + BeiDou + QZSS with dual-frequency reduces error in challenging terrain to near-meter precision.

Sapphire glass and titanium case

Military-grade scratch and impact resistance for the harshest environments: extreme altitude, cold, and sustained physical stress.