Compare Suunto 9 Peak Pro vs Samsung Galaxy Watch Ultra (2025)

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

Reviewers see Suunto's app ecosystem as a real strength, especially SuuntoPlus, the Suunto Store, and broad partner integrations, though it is not as mature as Garmin's platform.

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

Band feedback is split: some reviewers found the silicone strap comfortable, while others criticized the clasp, strap tail, or pressure during movement.

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

Battery life is one of the product's strongest areas overall, with many reviewers reporting weeks of use or long GPS runtime, though cold and heavy use reduced it for some.

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 SpO2 readings, but evidence is mixed because some reviewers only noted availability while others found readings slow or sensor-dependent.

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

Bluetooth support is useful for phone pairing, notifications, and sensors, with generally positive evidence but limited detail beyond basic connectivity.

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

Brightness is a recurring weakness: some found it acceptable, but many said the screen or backlight was dim compared with competing watches.

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

Build quality is consistently praised, with reviewers describing the watch as sturdy, premium, well built, and suitable for outdoor use.

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

Button controls are generally tactile and satisfying, though a few reviewers disliked the three-button navigation model or glove usability.

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

Calorie tracking appears as part of the daily steps and activity widgets, and reviewers found the combined movement-and-calorie view useful for quick status checks.

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 magnetic charger is easy when aligned, but several reviewers said it can disconnect or sit imperfectly.

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

Charging speed is a clear positive, with repeated praise for one-hour full charging or short top-ups that provide hours of training time.

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

Coaching features are useful for workout targets, SuuntoPlus Guides, recovery/load tools, and running power, but some reviewers found the insights less actionable than rivals.

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

Comfort is polarized: some reviewers barely noticed the watch, while others found the shape, band, or mountain-bike use uncomfortable.

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

The companion app earns praise for maps, stats, graphs, and visualizations, but several reviewers called its analytics, navigation, or presentation less polished than competitors.

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

Contactless payments are effectively absent, and reviewers explicitly listed pay apps or contactless pay as missing conveniences.

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

Cross-platform compatibility is supported through Android and Apple smartphone pairing, with Android receiving some extra quick-reply support.

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 sport profiles, activity screens, routes, and some settings, but watch-face customization remains limited.

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

Display quality is one of the most repeated drawbacks, with criticism of the small display, thick bezel, muted colors, and low perceived sharpness.

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

Durability is a major strength, supported by sapphire glass, MIL-STD testing, waterproofing, and real-world reports of surviving rough use.

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 depends heavily on wrist, activity, and strap tightness; some found it compact while others had to position it tightly or high on the wrist.

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 generally good for distance, elevation, and workout metrics, though it is partly constrained by heart-rate limitations.

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

GPS accuracy is broadly positive on land, with multiple reviewers calling tracks accurate or surprisingly good despite the lack of multiband GPS; open-water and city edge cases are weaker.

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

Health tracking accuracy is not a leading strength, with reviewers questioning resource estimates or broader sensor accuracy.

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 accuracy is mixed to weak: some steady workouts were fine, but many reviewers recommended a chest strap for serious training or noted lag and missed readings.

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.

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

Materials quality is a consistent positive, especially sapphire crystal, titanium or stainless-steel bezels, and the premium case feel.

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

Menu navigation is mixed: some found it intuitive and easy, while others described buried features, learning curves, or awkward button logic.

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

Music controls are present for controlling phone audio, but reviewers repeatedly clarified that the watch does not provide full onboard music.

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

Onboard music storage is consistently missing, making this a weak point for users who want phone-free audio.

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

The operating system experience improved over older Suunto watches, mainly through faster response and a refreshed interface.

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

Outdoor visibility is context-dependent: full sun and bright light can be workable, but dimness, glare, or small screen size remains a concern.

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

Pairing reliability is inconsistent, with some reviewers reporting connection or sync issues, while one later review found connectivity good.

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

Recovery insights are available through training/recovery widgets, resources, load, and recovery time, but reviewers disagreed on how actionable or accurate they felt.

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

Reliability is supported by durable hardware and stable land-based tracking in some reviews, but connectivity and sensor issues prevent a perfect score.

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 modest but useful, centered on compass, barometer, weather/storm-related tools, and SuuntoPlus Safe rather than cellular emergency features.

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

Size options are limited because reviewers identify a single 43mm case size, even though colors and materials vary.

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 accuracy is inconsistent: one reviewer found sleep/wake timing good, but several others reported inaccurate sleep starts, wake times, or comparison gaps.

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

Smartphone notifications are supported for texts and app alerts, but reviewers noted limitations such as clunky presentation, no rich replies on iOS, or increased phone reliance.

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

Smartwatch features are limited compared with mainstream smartwatches, especially because payments, full replies, offline music, and broader daily-use features are missing.

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

Software smoothness is improved over older Suunto watches and praised by several reviewers, though others still experienced lag, sluggish touch response, or slow saves.

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

Step counting receives limited but positive evidence, with reviewers calling it excellent or noting step tracking in activity summaries.

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

Stress tracking exists through daily stress/resource tools and can be useful, but evidence is lighter than for battery, GPS, or sports tracking.

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 highlighting the sleek, minimalist, trail-to-town look and premium traditional-watch feel.

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

Third-party app support is a notable strength through SuuntoPlus, Strava, TrainingPeaks, Komoot, partner APIs, and app-store-like tools.

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 mixed: some reviewers found it excellent, wet/glove-friendly, or responsive, while others described lag or nonresponse.

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

The user interface divides reviewers: the redesign is cleaner for some, but many still found it unintuitive, laggy, or harder to learn than Garmin, Polar, or Coros.

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

Value for money is highly context-dependent; later sale pricing earned praise, but at launch reviewers often judged it weak against Garmin, Coros, or Polar.

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

Voice assistant support is not a strength; the one direct review mention groups it among conveniences users should look elsewhere for.

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

Watch face quality is limited, with reviewers noting only eight options or a small selection compared with competitors.

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

Water resistance and shallow-water capability are strong, with 10ATM waterproofing plus snorkeling, mermaiding, and 10-meter depth tracking discussed repeatedly.

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

Wellness insights include resources, fitness level, VO2 Max, training status, sleep trends, and related dashboards, but accuracy and interpretation vary.

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

Wi-Fi connectivity receives only sparse evidence, with one review mentioning Bluetooth/Wi-Fi-style connectivity in a generally positive way.

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

Workout tracking variety is excellent, with roughly 90 to 95 sport modes and niche activities repeatedly praised across reviews.

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