Compare Garmin Forerunner 165 vs Fitbit Charge 6

GPS accuracy was one of the strongest themes, with most reviewers finding reliable tracks even without dual-band GPS; a few dense-terrain issues remained.

Built-in GPS accuracy was the most repeated weakness, with many reviews describing dropouts, slow locks, messy tracks, or poor performance unless using a phone.

Heart-rate accuracy was generally praised across runs, rides, and intervals, with only occasional optical-sensor lag or spikes.

Heart rate accuracy was one of the most-tested areas: reviewers often found it good for casual or steady exercise, but lag, high readings, and hard-interval issues kept it from elite-watch accuracy.

Fitness tracking accuracy was praised for broad data quality and even strength-training rep counting in testing.

Sleep tracking was mostly viewed as useful and directionally accurate, though one reviewer reported a poor night that the watch missed.

Sleep tracking was one of the clearest strengths, with many reviewers finding sleep time, sleep scores, or overall sleep data accurate or useful.

Coaching and structured workouts were praised as approachable, flexible, and valuable for beginner and intermediate runners.

Recovery insights were useful but clearly limited versus higher Forerunners, with some reviewers calling out missing readiness/load tools or odd recovery estimates.

Recovery insights had limited positive evidence, with one reviewer noting the device emphasizes recovery through sleep and stress tracking.

Workout variety covers most mainstream running, gym, cycling, swimming, and fitness needs, but reviewers consistently noted missing triathlon or backcountry profiles.

Reviewers generally found daily activity tracking reliable for casual use, with several saying the Charge 6 gave accurate general activity or fitness readouts.

Automatic workout detection was mixed: several reviewers liked automatic logging, but others said SmartTrack failed to notify, started incorrectly, or missed shorter activity.

Blood oxygen tracking was treated as a useful extra by reviewers who valued the reassurance, though broader accuracy was not deeply tested.

Blood oxygen tracking had limited but positive support from a reviewer who found the health sensors comparable to more expensive devices.

Calorie tracking received limited mixed evidence: one comparison found Fitbit calorie burn close but still lower than another tracker.

Connected GPS was generally more dependable than built-in GPS, but evidence also noted dynamic GPS could lose connection or rely heavily on the phone.

Distance tracking drew mixed-to-negative evidence because GPS and route errors could make walking or workout distances approximate rather than consistently precise.

Elevation tracking was a clear weak spot because reviewers criticized the missing altimeter and the resulting lack of stair or climbing detail.

Fitness coaching evidence was limited and mixed-positive, with one reviewer seeing the workout content as worthwhile for some people.

Goal tracking had limited positive evidence, with Active Zone Minutes and weekly targets motivating one reviewer to keep moving.

Guided workout evidence was limited and mixed-positive, with one reviewer saying the follow-along workout library could be worth it for some users.

Reviewers described the Forerunner 165 as having reliable sensors and detailed data collection for general health and fitness tracking.

Menstrual cycle tracking was mixed: reviewers liked pattern and prediction support, but one found the on-device view very basic.

Pace tracking had limited positive evidence from one reviewer who found pace more accurate when GPS connected.

Resting heart rate evidence was limited, but one reviewer found the related continuous heart-rate data generally consistent across devices.

Route tracking was useful for simple turn prompts and phone-based navigation, but reviewers also saw limitations, finicky connections, and weak off-trail or activity-navigation support.

Sleep stage tracking was more mixed: some reviews found it useful or close to comparison devices, while others warned that stages were not exact or hard to fully trust.

Step counting was reported as close to other tested devices.

Step counting was mostly viewed positively, with counts lining up well in several reviews, though one reviewer noted occasional over-counting or swim-related false steps.

Stress tracking was mentioned as part of the watch's helpful health-glance system for knowing when to ease off.

Stress tracking was divisive: some reviewers valued stress-management insights, while others found EDA scans awkward, unclear, or of limited usefulness.

Swimming tracking was mixed: one reviewer was impressed it counted swim work, while others complained about no open-water support or difficulty stopping swims.

Wellness insights such as Morning Report and Body Battery were considered fun, useful, and sometimes addictive.

Workout mode variety was strongly praised because the Charge 6 exposes a broad set of sport modes on the device instead of forcing a narrow selection.

Workout tracking accuracy was uneven, with acceptable results for some workouts but repeated concern that sports tracking and fast intervals were not a strength.

Comfort was consistently excellent, with reviewers praising the lightweight feel for all-day wear and sleep.

Comfort was a major strength, with many reviewers calling it lightweight, unobtrusive, and comfortable enough for daily wear or sleep.

Materials quality was mixed: plastic kept it light and affordable but felt less premium.

Band quality was mostly comfortable and flexible, but one reviewer warned the stock strap needs frequent washing to avoid irritation.

Band quality was mixed: some liked the comfortable, durable, swappable band, while another reported a broken clasp and another warned about skin irritation.

Build quality was viewed as solid and well-made for a lightweight running watch.

Build quality was generally positive where discussed, with reviewers calling it well-made, polished, or solid for the price.

Design and appearance were widely praised for the slim, sleek, neutral, stylish, or unobtrusive look.

Durability was reassuring, with reviewers reporting no concerns and even real-world abuse without damage.

Durability was mixed: one reviewer liked the protective glass, while another found scratches and damage quickly.

Fit was strong for many wrists, with secure wear and little slipping, though the single case size remained a caveat.

Fit had limited mixed evidence, with one reviewer saying it could feel both too tight and too loose despite making sensor contact.

Size options were limited because the watch comes in only one size, though one reviewer liked the in-between fit.

Style and design were viewed as slim, low-profile, sleek, and suitable for daily wear, though still sporty.

Water resistance was considered more than enough for rain, sweat, showering, and swimming use.

Water resistance had limited positive support, with one reviewer stating it was good for showering and swimming.

Battery life was generally good for an AMOLED Garmin and daily training, but reviewers flagged limits for long adventures, always-on use, or heavy GPS/music.

Battery life was one of the strongest consensus positives, often lasting several days to a week, though always-on display, GPS, and HR broadcasting reduced it sharply.

Charging convenience was mixed: secure contacts helped, but the proprietary/short cable was a drawback.

Charging convenience was mixed: the cradle was easy for one reviewer, but others disliked the loose proprietary or non-USB-C charging setup.

Charging speed was praised in the reviews that discussed it, ranging from under two hours to very fast top-ups.

Charging speed was acceptable rather than exceptional, with reviewers commonly reporting roughly 1.5 to 2 hours for a full or near-full recharge.

Display quality was a standout strength thanks to a crisp, vibrant AMOLED screen, though one reviewer still preferred MIP for always-visible use.

Display quality was mostly positive for color and readability, but the small screen made workouts, notifications, and longer information harder to view.

Brightness was strongly praised in sunlight and adaptive lighting conditions.

Outdoor visibility was excellent in direct sun and bright conditions.

Outdoor visibility was a strength in supporting reviews, with the screen described as easy to see in bright conditions.

Screen brightness was mixed-positive: outdoor brightness was praised, but always-on or raise-to-wake behavior could cut battery or feel slow.

Reliability was praised in workout use, with one reviewer reporting no issues with stability.

Overall reliability was mixed, with useful core performance offset by flakiness, connectivity annoyances, and occasional feature limitations.

Data syncing reliability was a weak spot, with reviewers reporting delayed sleep processing, afternoon sync failures, and notification dropouts after missed syncs.

Subscription value was one of the most contested areas: free basics were often enough, but reviewers disliked Premium paywalls and added YouTube Music or Fitbit costs.

Value for money was one of the strongest areas, with reviewers repeatedly calling it a high-value or sweet-spot Garmin.

Value for money was broadly positive; nearly every review considered the Charge 6 a strong or reasonable buy for casual tracking despite its GPS and subscription tradeoffs.

Activity reminders were positively received, with reviewers appreciating nudges to move and reminders when they had not been active.

Alarm function had limited negative evidence tied to weak haptics, which one reviewer said affected alarms and notifications.

Find my phone had limited negative evidence: one reviewer said it often failed because the phone had to be open in the Fitbit app.

Health trend insights were generally useful when reviewers discussed explanations, guidance, and interpretable health data, though some basic-data limitations remained.

The readiness score was mixed: some reviewers found it correlated with how they felt or helped pick effort levels, while others called it wonky or not very useful.

Safety features such as LiveTrack were valued for sharing location during activities.

Strava compatibility had one strong positive report, with heart rate broadcasting to Strava working seamlessly.

Text alerts worked, but reviewers highlighted Android-only quick replies and limited ability to respond directly from the wrist.

Weight was strongly praised, with reviewers repeatedly describing the tracker as light, slim, and barely noticeable on the wrist.

App alerts were generally useful in the supporting reviews, especially when phone and tracker dismissals worked together or notifications appeared on wrist.

The app ecosystem was useful through Connect IQ and Garmin features, but Garmin's broader platform could still feel intimidating.

Bluetooth headphone pairing was reported to work without problems.

Bluetooth reliability was a recurring concern, with phone connection, broadcasting, and sync-related flakiness appearing across several reviews.

Button controls were a major strength, especially for workouts, gloves, sweat, rain, and avoiding touchscreen reliance.

Button controls were a broadly praised upgrade, making navigation easier, although a few reviewers found the haptic button inconsistent or awkward.

Call alerts had limited positive support from one reviewer who said enabled call-related notifications reliably arrived on the tracker.

Garmin Connect was seen as powerful and useful, with cleaner or comprehensive analysis, though one reviewer found the redesign not much easier.

The companion app was mostly useful and well-designed, but a few reviewers disliked the redesign or found the Today layout confusing.

Garmin Pay was viewed as a straightforward, effective contactless payment feature.

Customization was a strength, from watch faces and widgets to activity screens and data pages.

Customization options were useful but limited, with some praise for configurable displays and faces but fewer deep customization options than larger watches.

Mapping and navigation were useful for breadcrumb routes and GPX/course following, but the lack of full maps was a repeated limitation.

Menu navigation was considered intuitive after a short adjustment period.

Music controls were criticized as unintuitive during runs.

Music controls were consistently limited, mainly because controls center on YouTube Music, often require a subscription, and do not replace general music controls.

Onboard music storage drew split views: handy or smooth for some, but tedious and poor value for others.

The operating experience was familiar and straightforward for Garmin users.

Pairing reliability for headphones was described as generally solid.

Pairing reliability had limited positive support from a reviewer who found initial app setup and pairing simple.

Smartphone notifications were described as reliable and easier to read on the AMOLED display.

Smartphone notifications were useful but limited by the narrow display, setup friction, sync gaps, and limited reply or action options.

Smartwatch features were considered respectable for a training watch, especially notifications, Garmin Pay, music features, and basic phone-linked tools.

Software smoothness was praised as simple, fast, and accurate in use.

Third-party app compatibility was split: Strava and some gym equipment worked well, but encrypted HR broadcasting and limited platform support caused failures elsewhere.

Third-party app/widget support was available and sometimes useful for tailoring data, though one reviewer did not find it especially useful.

Touchscreen responsiveness was widely praised, including smooth swiping, reliable taps, and usability with gloves or wet screens.

Touchscreen responsiveness was mostly good, especially in wet use, though wake delay kept it from being flawless.

The interface was repeatedly described as simple, approachable, and easy to use.

The user interface was usually described as simple and easy, but some reviewers found parts clunky, confusing, or harder with gloves or wet fingers.

Watch face options were adequate-to-good, with reviewers noting multiple choices but also limited customization on many faces.

Watch face quality was praised for full customization.

Wi-Fi/music setup drew criticism when troubleshooting made the watch appear connected even though playlist syncing failed.