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Product information
Garmin GPS Running Smartwatch
Forerunner® 265S
42mm · AMOLED · Compact Performance Edition
Everything your training demands — and nothing it doesn't. The Forerunner 265S packs Garmin's most advanced running metrics into a 39g watch built for smaller wrists. The vivid AMOLED touchscreen, multi-band GPS, and up to 15 days of battery life mean you're never guessing about your performance, your position, or your next charge.
At a glance
Case size
42mm
1.1" AMOLED, 360×360px
Battery life
15 days
24 hrs in GPS mode
Weight
39g
With silicone band
Water rating
5 ATM
50m rated
Storage
8 GB
Offline music
GPS
Multi-band
GNSS + SatIQ
Performance features
Training Readiness
Daily score from HRV, sleep, load & recovery
HRV Status
Overnight variability tracked nightly
Running Dynamics
Cadence, stride length, ground contact — no chest strap
Race Predictor
VO₂ max, lactate threshold, real-time stamina
Morning Report
Sleep score, recovery & HRV — before you start
Suggested Workouts
Adapted daily by Garmin Coach to your readiness
Garmin Pay
Contactless payments, no phone needed
Incident Detection
Auto-alerts emergency contacts with your location
Pool-ready at OTA Swim
The 265S is rated to 5 ATM (50 meters) — fully equipped for pool training at OTA's swim programs. Pair it with open-water skills from our PADI-certified dive team. Questions? Call us at 855-OTA-DIVE (855-682-3483) or stop by in Katy, TX.
Music
Stream or store 500+ songs directly on the watch — no phone needed.
Spotify
Amazon Music
Deezer
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