Wear Radar

COROS VertixvsGarmin Forerunner 965

140d vs 23d
battery life
COROS Vertix lasts longer
$100
price gap
Garmin Forerunner 965 cheaper
20g
lighter
Garmin Forerunner 965
2
more health sensors
Garmin Forerunner 965
COROS Vertix
Buy/Wait:bad

Late in cycle — a new model is likely coming

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Garmin Forerunner 965
Buy/Wait:superseded

This model is no longer sold new. It has been replaced by the Garmin Forerunner 970.

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COROS VertixGarmin Forerunner 965
Pricing
Starting price$699$599
Subscription✓ Noneℹ️ Optional — $70/yr
Hardware
Weight73g53g
Water resistance10ATM5ATM
Battery140 days23 days
Always-on display
GPS
Cellular
PlatformiOS & AndroidiOS & Android
TierSports GPSSports GPS
Buy timing
ReleasedOct 1, 2023Mar 1, 2023
Cycle advicebadsuperseded
Deals advicegoodclearance
Next modelCOROS Vertix 3 (2026 or 2027)

Health Sensors

COROS Vertix only
2 exclusive sensors
Training LoadCumulative workout stress over time
Skin TempOvernight changes linked to illness or cycle tracking
Both
3 shared
Heart RateContinuous or on-demand pulse tracking
SpO2Blood oxygen saturation, tracked during sleep
HRVHeart rate variability — stress & recovery scores
Garmin Forerunner 965 only
4 exclusive sensors
Stress TrackingStress estimate from HRV and physiological signals
Body BatteryGarmin's energy reserve — how much fuel left in the tank
Training ReadinessDaily recovery score — how ready you are to perform
Running DynamicsCadence, ground contact time, stride length, vertical oscillation

Why buy each?

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.

Garmin Forerunner 965

Full color topographic maps

Turn-by-turn navigation on full TopoActive maps — essential for trail running and mountain racing.

Running dynamics metrics

Cadence, stride length, vertical oscillation, ground contact time, and running power.

23-day battery and 31h GPS

Enough for week-long trail ultras without a charge.

Quick Winner

The right pick depends on what you optimize for.

For the budget
COROS Vertix wins

$699 vs $809 over 3 years · no required subscription.

For battery life
COROS Vertix wins

140 days vs 23 days battery.

For health depth
Garmin Forerunner 965 wins

7 sensors.

For daily comfort
Garmin Forerunner 965 wins

53g · no required subscription.

Bottom Line

Technical gaps
  1. Vertix-only sensors: Training Load, Skin Temp.
  2. Forerunner 965-only sensors: Stress Tracking, Body Battery, Training Readiness, Running Dynamics.
  3. Weight. Forerunner 965 is 20g lighter — relevant for all-day comfort and sleep.
  4. Water resistance. Vertix rates 10ATM vs 5ATM on Forerunner 965.
Commercial gaps
  1. Hardware cost. Forerunner 965 is $100 cheaper upfront ($599 vs $699).
Pick the COROS Vertix if…

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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Pick the Garmin Forerunner 965 if…

Competitive runners, triathletes, and ultramarathon runners who want full maps, running dynamics, and premium build.

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