Wear Radar

COROS ApexvsGarmin Forerunner 265

24d vs 13d
battery life
COROS Apex lasts longer
$20
price gap
COROS Apex cheaper
COROS Apex
Buy/Wait:good

Current model just released

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Garmin Forerunner 265
Buy/Wait:superseded

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 It has been replaced by the Garmin Forerunner 570.

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COROS ApexGarmin Forerunner 265
Pricing
Starting price$429$449
Subscription✓ Noneℹ️ Optional — $70/yr
Hardware
Weight40g47g
Water resistance5ATM5ATM
Battery24 days13 days
Always-on display
GPS
Cellular
PlatformiOS & AndroidiOS & Android
TierSports GPSSports GPS
Buy timing
ReleasedOct 15, 2025Mar 1, 2023
Cycle advicegoodsuperseded
Deals adviceneutralclearance
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Health Sensors

COROS Apex 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 265 only
3 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

Why buy each?

COROS Apex

65h GPS, 24-day battery (46mm)

The 46mm Apex 4 delivers 65 hours of GPS tracking and 24 days typical use — enough for multi-day mountain events without charging. The 42mm offers 41h GPS and 15 days.

Full offline maps and depth gauge

Global topographic maps with instant rendering, turn-by-turn navigation, POIs, and an underwater depth gauge — the Apex 4 is the first COROS mid-tier with a depth sensor.

Speaker, microphone, and voice notes

Audio alerts, hands-free calling, and voice pin recording — a first for the Apex line, adding practical trail and daily-wear convenience to this mountain sports watch.

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.

Quick Winner

The right pick depends on what you optimize for.

For the budget
COROS Apex wins

$429 vs $659 over 3 years · no required subscription.

For battery life
COROS Apex wins

24 days vs 13 days battery.

For health depth
Garmin Forerunner 265 wins

6 sensors.

For daily comfort
COROS Apex wins

40g · no required subscription.

Bottom Line

Technical gaps
  1. Apex-only sensors: Training Load, Skin Temp.
  2. Forerunner 265-only sensors: Stress Tracking, Body Battery, Training Readiness.
  3. Weight. Apex is 7g lighter — relevant for all-day comfort and sleep.
Commercial gaps
  1. Hardware cost. Apex is $20 cheaper upfront ($429 vs $449).
Pick the COROS Apex if…

Trail runners, ultramarathon athletes, and multisport competitors who want full offline maps and long GPS battery without paying Vertix 2S prices. The speaker and depth gauge make the Apex 4 more capable than any previous Apex for mixed adventure and triathlon use.

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Pick the Garmin Forerunner 265 if…

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

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