Vivoactive 6 released in April 2025 and replaces Vivoactive 5. We do a quick 3 minute comparison between Forerunner 265 and Vivoactive 6.
Main differences
We focus on primary feature differences between Forerunner 265 and Vivoactive 6 below.
- Forerunner 265 is costlier than Vivoactive 6 by $200.
- Forerunner 265 has support for multi-band GPS. Vivoactive 6 lacks it.
- Forerunner 265 uses SatIQ sensor for efficient management of GPS.
- Forerunner 265 is a 46 mm watch with 1.3″ or 33 mm diameter. Vivoactive 6 is smaller in size 43 mm. It has a 30 mm watch screen.
- Forerunner 265 has fiber body while Vivoactive uses anodized aluminum for watch body.
- Vivoactive 6 misses barometric altimeter. Forerunner 265 has it.
The additional cost of Forerunner 265 can be justified in terms of dual band or multi-band GPS functionality and additional running profiles for runners.
We discuss some significant differences below.
Multi-band GPS
The primary reason to prefer Forerunner 265 over Vivoactive 6 has to be the multi-band GPS.
Multi-band GPS or dual frequency GPS implies that the watch can get GPS data from multiple satellite systems at any given point in time.
If you are experiencing poor GPS connectivity or signals through a GPS system, the watch can seek GPS signals or connectivity through an alternate GPS system.
Multi-band GPS improves GPS connectivity, reliability and accuracy.
For the record, Forerunner 265 and Vivoactive support GPS, GLONASS, Galileo, QZSS and BeiDou satellite networks.
Size differences
Forerunner 265 is bigger and broader than Vivoactive 6. The size differences translate into better display resolution and higher watch weight in Forerunner 265.
- Forerunner 265 is 46 mm and Vivoactive 6 is 43 mm in size.
- Forerunner 265 has a watch screen of 33 mm and Vivoactive 6 has a watch screen of 30 mm.
- Forerunner 265 has 12.9 mm thickness; Vivoactive 6 has 10.9 mm thickness.
Forerunner 265 weighs 43 mm and comes with 22 mm watch band. Vivoactive 6 weighs 36 mm and has a 22 mm watch band.
The bigger Forerunner 265 uses display resolution of 416 x 416 pixels while the Vivoactive 6 has a display resolution of 390 x 390 pixels.
Battery
Both, Garmin Forerunner 265 and Vivoactive 6 offer extended battery backup. Forerunner 265 could last up to 13 days on the smartwatch mode.
Vivoactive 6 could last up to 11 days on the smartwatch mode.
We believe that battery backup is no longer a differentiator between Forerunner 265 and Vivoactive 6.
This is because both watches support fast charging and you could, potentially, go from an empty battery to fully charged battery in less than 2 hours.
Our suggestion
Vivoactive 6 is a complete watch for everyone. Forerunner 265 is specialized and suitable for runners and professionals.
If you need professional level tracking of activity data, get a Forerunner 265. For all other practical considerations, Vivoactive 6 ticks all the boxes for a smartwatch user.
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