Compare Garmin Approach S50 vs Samsung Galaxy Watch Ultra (2025)

Auto-detection evidence is strongest around golf-shot detection, score prompts, and Move IQ-style automatic activity interpretation.

Workout auto-detection is broadly useful, with reviewers citing automatic workout detection and reliable walk detection, though manual starts remain better for some activities.

The Garmin ecosystem is a strength, especially app syncing, accessory support, Garmin Golf membership upgrades, club sensors, and cross-device benefits.

The app ecosystem is a strength: reviewers mention many available apps, Google Play access, and expanded usefulness from the extra storage.

Band quality is polarizing: several reviewers liked the lightweight nylon ComfortFit band, while others found it fiddly, sweaty, or less premium.

Band feedback is mostly positive for comfort, stability, and easy removal, though one reviewer noted dirt collecting in the strap holes.

Battery life is strong overall, with multi-day to near-week-long use reported, but it remains below the S70's rated endurance.

Battery life is one of the clearest strengths, often described as the best in Samsung’s lineup, though heavy GPS or always-on use can reduce it.

Blood oxygen tracking is present through Pulse Ox, with reviewers noting both the sensor and sleep/on-demand measurement behavior.

Blood oxygen tracking is present across the health sensor set, but one long-term reviewer found SpO2 readings routinely low.

Bluetooth connectivity is useful for accessories, especially rangefinder yardages and connected golf hardware.

Bluetooth support is present, including Bluetooth 5.3 mentions, but external sensor connections were criticized or described as unavailable.

Brightness is generally praised, but one Florida-sun review found smaller text could be hard to read in direct sunlight.

Brightness earns strong praise, with reviewers citing high nits, bright AMOLED output, and easy readability.

Build quality is generally positive for slimness and lightness, but one reviewer felt the S50 was somewhat plasticky versus pricier models.

Build quality is consistently praised through the rugged titanium case, durable chassis, and robust construction.

Button controls are functional with two side buttons, but several reviewers preferred the extra physical controls on higher-end Garmin watches.

Button controls are mixed: reviewers like the Quick/action button and programmable shortcuts, but one long-term reviewer disliked accidental presses and limited workout button behavior.

Call handling is basic: reviewers found phone-call notifications and answer/reject controls, but no full calling experience from the watch.

Call handling is supported through Bluetooth calling, speaker/mic use, and smartwatch features for calls and texts.

Calorie tracking is available as part of the daily health metrics, but reviewers mostly mentioned it as a tracked stat rather than deeply evaluating its usefulness.

Calorie tracking is included as part of the activity metrics, but the evidence is limited to feature availability rather than deep accuracy testing.

Charging convenience is mixed: the cable is familiar for Garmin users, but proprietary charging was criticized as inconvenient for trips.

Charging is wireless and reasonably convenient, but one reviewer criticized the missing wall charging block.

Charging speed has limited evidence, but one reviewer said the initial charge only took a few hours.

Charging speed gets limited but positive evidence, with one review reporting a full charge in about 95 minutes.

Coaching features include Garmin coaching, meditation or breathing prompts, sleep coach, and training-program support, though they are secondary to the golf feature set.

Coaching features are a real addition, especially Running Coach, with reviewers describing personalized plans and guidance.

Comfort is one of the S50's standout strengths thanks to its lightweight, low-profile design, though the nylon strap can feel less comfortable when sweaty.

Comfort depends on wrist and expectations: some reviewers found it comfortable, while others felt the weight or bulk.

The companion app experience is positive, with reviewers citing Garmin Golf setup, connectivity, and flawless syncing after pairing.

The companion app setup is useful but split, with health and smartwatch settings divided between Samsung Health and Galaxy Wearable.

Contactless payments are supported through Garmin Pay/NFC, but reviewer evidence points to limited bank compatibility in the UK.

Contactless payments are supported through Samsung Wallet or Samsung Pay shortcuts.

Cross-platform compatibility is mixed: the S50 works with iPhone and Apple users, but reviewers found Garmin's iPhone experience less flexible than Apple Watch integration.

Cross-platform compatibility is limited: reviews say it works with Android but not iPhone, with the best experience tied to Samsung phones.

Customization is strong for golf settings, data screens, flag position, watch upgrades, and optional feature toggles.

Customization is strong across programmable buttons, widgets, tiles, colors, and watch-face data.

Display quality is a major strength, with repeated praise for the AMOLED/OLED screen, crispness, color, and modern look.

Display quality is a major strength, with repeated praise for the large, vibrant AMOLED display.

Durability evidence is limited but positive, centered on the Corning Gorilla Glass 3 lens.

Durability is a standout, backed by titanium construction, MIL-STD claims, scratch protection, and reviewer reports of little damage.

ECG functionality is widely listed as part of the health feature set, though one review notes Samsung-phone pairing requirements for ECG and blood pressure.

Fit is strong for many wrists due to the low profile and adjustable fabric strap, though some reviewers questioned larger-wrist suitability.

Fit is polarizing: it can fit some larger wrists well, but reviewers also note the single 47mm size and large wrist footprint.

Fitness tracking accuracy is more mixed: reviewers liked the broad activity tracking and stats, but one noted the S50 cannot track elevation as accurately as the S70.

Fitness tracking accuracy is generally good for everyday and running use, though scientific testing places it below the top alternatives.

GPS accuracy was one of the strongest points, with reviewers reporting quick satellite lock, reliable course selection, and yardages within a few yards of a laser rangefinder.

GPS accuracy is good in several reviewer tests and supports dual-frequency GPS, but scientific testing found some route deviation.

Reviewers treated the S50 as a credible health tracker, especially through body battery, HRV, blood oxygen, sleep, and daily activity insights, though the evidence is stronger on feature coverage than lab-level validation.

Health tracking is feature-rich but mixed in accuracy, with strong sensor coverage offset by questionable antioxidant, HRV, and some sleep-stage findings.

Heart-rate tracking was repeatedly cited as the key hardware difference that unlocks the S50's health and fitness value, with one reviewer noting it uses Garmin's older Gen 4 sensor.

Heart-rate accuracy is strongest in running evidence, with one reviewer matching a Polar strap closely, while scientific testing calls it good rather than elite.

LTE is a consistent advantage because it is standard or broadly available, though one reviewer notes carrier setup can cost extra.

Mapping and navigation are core strengths for yardages, hazards, green views, PinPointer, and course data, but fuller maps and green contours often require Garmin's paid membership.

Navigation support is useful through offline maps, Google Maps routing, and GPS widgets, but one reviewer notes no built-in maps on-watch.

Materials are mixed-to-good, with Gorilla Glass and aluminum noted positively while the lightweight body drew a plasticky caveat.

Materials quality is strong, centered on titanium, sapphire/robust design references, and corrosion-resistant claims.

Menu navigation is mostly straightforward once learned, though one reviewer found the golf features a bit complicated at first.

Menu navigation is mostly straightforward through swipes, app drawers, digital bezel haptics, and simple operation.

Music controls are present and useful, including phone music control and a music-controller feature in the watch interface.

Music features are useful for downloaded Spotify, streaming, media tiles, and larger storage for music.

Onboard music storage is available, but storage is modest compared with the S70 and one review specifically called out the 4 GB limit.

Onboard storage is a clear 2025 upgrade, repeatedly described as 64GB and useful for music, apps, and offline maps.

The operating-system experience is familiar and Garmin-consistent, but reviewers still saw some iPhone-related limitations.

The operating system experience benefits from One UI 8/Wear OS updates, Gemini, Now Bar, and refreshed interface features.

Outdoor visibility is mostly strong thanks to the bright AMOLED screen and big-number options, but direct sun can make fine details harder to see.

Outdoor visibility is excellent, with multiple reviewers saying the bright display remains readable in sunlight.

Pairing reliability is a strength, with reviewers describing Garmin Golf app pairing as simple, seamless, and reliable after setup.

Pairing and setup reliability are positive where tested, with instant recognition and quick setup noted.

Recovery insights were supported by body battery, sleep-recovery feedback, and post-exercise recovery guidance, making this one of the stronger wellness features.

Recovery-style insights are mixed: vascular load interests some reviewers, while HRV and related metrics draw skepticism.

Reliability is strong, with reviewers saying Garmin golf watches simply work, though one review mentioned a reduced GPS-signal course issue.

Reliability is mostly acceptable but not flawless, with one review noting brief display interruptions and another calling performance not horrible rather than perfect.

Safety features are present through LiveTrack and fall/emergency-contact settings, but they were covered mainly in a feature walkthrough.

Safety features include fall detection, emergency siren references, sleep apnea alerts, and related health/safety setup options.

Size options are limited compared with the S70, and reviewers repeatedly flagged that the S50 may feel small for larger wrists.

Size options are limited by the single large 47mm format, though the band can fit a range of wrists and the screen size appeals to some users.

Sleep tracking drew strong praise across reviews, with reviewers highlighting detailed scoring, sleep coach features, and comfort for overnight wear.

Sleep tracking is useful and improving, but reviewers disagree on sleep stages and awake-time accuracy.

Smartphone notifications are useful for triage and can be muted in golf mode, but reviewers noted limited iPhone notification controls and limited actionability from the watch.

Smartphone notifications are well supported, with reviewers noting detailed notification views and suggested replies.

Smartwatch features are solid for a golf-focused device, adding alarms, timers, health metrics, notifications, weather, calendar, and broader daily-use tools.

Smartwatch features are broad, including LTE, calls, texts, Gemini, Now Bar, storage, and Samsung’s full watch software stack.

Software smoothness scored well based on seamless Garmin app pairing and the reviewer's statement that it works flawlessly after initial setup.

Software smoothness is generally good, with smooth app launches and more functional One UI behavior, despite occasional reliability caveats.

Step counting is positive in basic walking tests, but one reviewer notes accuracy drops when arms are not swinging.

Stress tracking appeared consistently as part of the S50's wellness package, often tied to body battery, sleep, and heart-rate-based insights.

Stress tracking is included in Samsung’s health sensor set, though the reviews provide feature evidence more than accuracy testing.

Style and design are widely praised, with reviewers calling the S50 sleek, lightweight, understated, and better looking than bulkier alternatives.

Style is divisive: some reviewers like the rugged, colorful, stylish look, while others find it bulky or not pretty.

Third-party app support is limited and mixed, with restrictions around iPhone app notifications but some music-provider support.

Third-party app support is solid through Google Play, fitness apps such as Strava and Map My Run, and a growing Wear OS app selection.

Touchscreen responsiveness is a repeated strength, with reviewers calling the screen responsive, intuitive, and central to navigation.

Touchscreen responsiveness and gesture operation are described as intentional and straightforward in the long-term review evidence.

The interface is generally intuitive, with reviewers praising the touchscreen, simple golf start flow, and easy feature-to-feature movement.

The user interface is improved and functional, though some reviewers dislike parts of the visual layout.

Value depends on buyer priorities: reviewers liked the golf-plus-health package, but subscription-locked maps and the cheaper S44 created meaningful tradeoffs.

Value for money is the main weak point because reviewers repeatedly question the high price and minimal 2025 hardware changes.

Voice assistant support is weak, with the reviewer specifically noting that Siri-style talking from the watch is not available.

Voice assistant quality is a strength with Gemini, which reviewers describe as convenient, useful, and directly available on the wrist.

Watch-face quality is decent with many selectable faces, though the S70 was described as having better customization options.

Watch faces are a strength, with reviewers praising quantity, customization, and Samsung’s polished face designs.

Water-related evidence is indirect: reviewers discussed swimming and shower use, but mainly as a nylon-band drying consideration.

Water resistance is a strong feature, with reviews citing 5ATM/10ATM ratings, IP68 claims, and pool/rain/snow use.

Wellness insights are a major strength, especially body battery, sleep, stress, respiration, recovery, and health snapshots that make the watch useful off the course.

Wellness insights are useful but uneven: sleep coaching and vascular load get interest, while energy score and antioxidant index receive skepticism.

Wi-Fi support is present for updates, though reviewer evidence is limited to feature walkthrough coverage.

Wi-Fi support is present across connectivity mentions, including LTE/Wi-Fi model references.

Workout variety is broad for a golf watch, with support called out for runs, rides, swims, gym sessions, and other sports, though reviewers still framed it below higher-end Garmin fitness watches.

Workout variety is strong, with reviewers citing many tracked activities, multisport/triathlon capability, and broad exercise lists.