Garmin Forerunner 265 GPS Running Watch vs Polar Vantage V3 GPS Sports Watch (2026)

✍️ By the 247Verdict Editorial Team📅 Updated 05 October 2026

Which is better? We compared both on score, owner ratings, pros and cons.

Garmin Forerunner 265 GPS Running Watch

9.2/10 Excellent

4.5★ (8,400 owners)

AMOLED display, dual-band GPS, 13-day battery, HRV status. The serious runner's smart watch.

Full Review

Polar Vantage V3 GPS Sports Watch

9.2/10 Excellent

4.5★ (2,400 owners)

AMOLED, ECG, optical HR, skin temperature, maps, 140hr GPS. Polar's multi-sport flagship.

Full Review

At a Glance

	Garmin Forerunner 265 GPS Running Watch	Polar Vantage V3 GPS Sports Watch
247Verdict Score	9.2/10	9.2/10
Owner Rating	4.5★ (8,400)	4.5★ (2,400)
Verdict	Excellent	Excellent
Battery	13 days / 20hr GPS	140 hours GPS

Quick Verdict

This is a genuine draw — both score within 0.15 points of each other. Garmin Forerunner 265 GPS Running Watch: AMOLED display, dual-band GPS, 13-day battery, HRV status. The serious runner's smart watch. Polar Vantage V3 GPS Sports Watch: AMOLED, ECG, optical HR, skin temperature, maps, 140hr GPS. Polar's multi-sport flagship. Choose based on your specific needs. Check the current price on Amazon →

Pros & Cons Side by Side

Garmin Forerunner 265 GPS Running Watch

AMOLED display is the clearest running watch screen available at this price
Dual-band GPS (L1+L5) delivers within 1% distance accuracy on technical routes
13-day battery in smartwatch mode, 20 hours GPS — enough for ultra-marathon training
Morning Report with HRV status and Body Battery guides daily training intensity
Training Readiness score prevents overtraining by analysing load vs recovery

13-day battery drops to 20 hours in GPS mode — fine for most, limiting for ultramarathon racing
No maps (topo maps are in the Fenix range)
AMOLED reduces battery vs transflective displays in previous Forerunner models

Polar Vantage V3 GPS Sports Watch

ECG sensor provides cardiac monitoring alongside sport tracking in a triathlon watch
140-hour GPS battery enables multi-day expedition tracking and ultra race coverage
Skin temperature sensor adds continuous temperature monitoring for illness and overtraining detection
Offline maps for trail navigation without phone — comprehensive outdoor navigation
Polar's 40-year heart rate monitoring heritage culminating in their most complete device

AMOLED battery life is less than Polar's MIP alternatives at equivalent GPS use
Polar ecosystem smaller than Garmin's community and training plan resources
Premium pricing at £450+ competes directly with Garmin Fenix and Suunto Vertical

FAQ

Which is better, Garmin Forerunner 265 GPS or Polar Vantage V3 GPS?

Is the Garmin Forerunner 265 GPS worth the extra cost?

The Polar Vantage V3 GPS Sports Watch matches or exceeds it at a potentially lower price point.

Who is the Garmin Forerunner 265 GPS best suited to?

AMOLED display, dual-band GPS, 13-day battery, HRV status. The serious runner's smart watch.

Who is the Polar Vantage V3 GPS best suited to?

AMOLED, ECG, optical HR, skin temperature, maps, 140hr GPS. Polar's multi-sport flagship.

What are the main downsides of each?

Garmin Forerunner 265 GPS Running Watch: 13-day battery drops to 20 hours in GPS mode — fine for most, limiting for ultramarathon racing; No maps (topo maps are in the Fenix range). Polar Vantage V3 GPS Sports Watch: AMOLED battery life is less than Polar's MIP alternatives at equivalent GPS use; Polar ecosystem smaller than Garmin's community and training plan resources.

Do owner ratings agree with our verdict?

Largely, yes — Garmin Forerunner 265 GPS Running Watch sits at 4.5★ from 8,400 verified Amazon owners, and Polar Vantage V3 GPS Sports Watch at 4.5★ from 2,400.

As an Amazon Associate we earn from qualifying purchases. Links below are affiliate links.