Compare Amazfit T-Rex 3 vs Garmin Forerunner 970

Reviewers found auto-detection present but uneven: one called workout detection unreliable, while strength and dive-related automatic detection showed some useful scope.

Auto-detection evidence was limited but positive, with support for automatic sport-specific counts and lap auto-detection during swim testing.

The Zepp ecosystem is improving with native and third-party apps, but reviewers still place it behind more mature sports ecosystems such as Coros or larger app stores.

The app ecosystem was a clear Garmin advantage, with Connect IQ, downloadable faces, apps, and extensive sports-watch software repeatedly mentioned.

Band feedback is mixed: some reviewers liked the soft silicone strap, while one found the stock strap stiff, sweaty, and uncomfortable when tightened.

Band quality had limited evidence but one review praised the strap’s subtle stretch and stabilizing micro-adjustment effect.

Battery life is one of the strongest areas, with reviewers reporting roughly a week to multiple weeks depending on settings and long GPS endurance for outdoor use.

Battery life was the most mixed repeated theme: GPS endurance was usable or improved, but AMOLED smartwatch endurance and always-on use were frequent concerns.

Blood oxygen tracking is consistently present as part of the health sensor suite, usually mentioned alongside HRV, skin temperature, and stress monitoring rather than deeply tested.

Blood oxygen support is present through PulseOx or SpO2, and reviewers also tied it to breathing disturbance and broader sensor tracking.

Bluetooth support is broad, including heart-rate straps and cycling sensors, but some reviewers noted incomplete support or uneven sensor behavior.

Bluetooth connectivity was supported for headphones and external sensors, including Bluetooth and ANT+ pairings.

Brightness is a clear strength, with multiple reviewers praising the 2,000-nit AMOLED screen and its vivid, readable output.

Brightness was one of the most consistent upgrades, with reviewers calling the AMOLED display substantially brighter or Garmin’s brightest yet.

The watch is generally described as rugged and solid, using a stainless steel bezel and polymer body, though its affordable materials are not uniformly premium.

Build quality was strong overall, supported by sapphire, titanium, polymer construction, and a premium feel.

Physical buttons are a real advantage for workouts and glove use, though one reviewer found the buttons did not always integrate seamlessly with menus.

Button controls were a strength, with the five-button layout and dedicated buttons preserving reliable control when touch is not ideal.

Call handling is a major limitation because the watch lacks a speaker and reviewers repeatedly noted it cannot take or make calls.

Call handling was useful but mixed: reviewers liked wrist calls and speaker/mic additions, while some found call volume or wrist talking less compelling.

Calorie tracking is available and was close to comparison watches in one review, but most evidence treats it as a basic metric rather than a major decision driver.

Charging convenience is mixed: reviewers liked the small puck/cradle concept, but others noted the puck-only setup requires the user to supply or keep track of a cable.

Charging convenience was mixed, with the familiar cable supported but reviewers still wanting wireless charging or noting the watch must be removed to extend recording.

Charging speed is a weakness, with reviewers repeatedly citing roughly 2.5 to 3 hours or calling it slow.

Coaching tools can create plans and workout guidance, but reviewers split between finding the AI plans useful and seeing the coaching advice as underdeveloped.

Coaching features were broad and useful, with Garmin Coach, triathlon plans, daily suggested workouts, race planning, and structured training repeatedly supported.

Comfort depends heavily on wrist size and wear time: some found it surprisingly wearable, while others found it bulky or uncomfortable for long periods.

Comfort was a major strength, with reviewers finding the lighter, slimmer body comfortable for 24/7 wear despite occasional sleep bulk concerns.

The Zepp app is improving and has received a cleaner redesign, but reviewers still reported crashes, confusing layouts, and occasional poorly grounded recommendations.

Companion app quality was mixed: Garmin Connect was comprehensive and synced well, but one reviewer criticized app layout and built-in workouts.

Payments exist but are limited, mainly through Curve or region/bank restrictions, so reviewers did not treat them as a reliable universal feature.

Contactless payments were consistently confirmed through Garmin Pay or NFC payments, with caveats around bank support.

The watch works with both Android and iOS, but reviewers noted platform-specific limitations, especially around replies and smart features.

Cross-platform compatibility was functional but limited by phone platform, especially Apple restrictions on replies and media in notifications.

Customization is strong across shortcut cards, data screens, strap adapters, route colors, and watch settings.

Customization options were strong, including customizable watch faces, widgets, data pages, focus modes, and battery profiles.

Display quality is broadly praised for size, AMOLED color, brightness, and readability, though a few reviewers noted it is not quite best in class.

Display quality was widely praised for the bright, crisp, clear AMOLED touchscreen, with several reviewers calling it vibrant or readable.

Durability is a strong point, with reviewers reporting rugged construction, outdoor testing without damage, and good resilience in rocky conditions.

Durability was broadly positive due to sapphire scratch resistance and long-term mark-free use, though one review reported bezel scrapes.

ECG is absent; reviewers directly noted the watch does not include ECG tracking or functionality.

ECG functionality was widely confirmed as a major health upgrade, usually described as manual or snapshot-based rather than passive continuous monitoring.

Fit is polarizing because the case is large and comes in one main size, suiting larger wrists better than smaller ones.

Fit was positive for reviewers who liked the 47mm balance and wrist feel, though sleep fit and one-size limitations created caveats.

Core fitness tracking generally lands well for casual and outdoor use, though some areas still need refinement compared with higher-end sports watches.

Fitness tracking accuracy was strongly supported in one detailed review that found near-perfect land-based workout tracks and solid optical heart-rate accuracy.

GPS accuracy is consistently strong across reviews, with clean tracks, solid route matching, and good results even in challenging outdoor settings.

GPS accuracy received broad agreement as excellent or top-tier on land, including road, trail, city, and race testing, with only some open-water caveats elsewhere.

Health tracking accuracy is mixed: many individual metrics look plausible, but broader health and wellness scoring is less consistently trusted.

Health tracking evidence was mostly positive for derived health signals, including heart-related data and cycle/temperature-related observations, but one review noted Garmin can overestimate sleep.

Heart-rate accuracy is mixed: steady running and moderate activity often test well, while high-intensity work and outdoor cycling create larger errors.

Heart-rate accuracy was one of the clearest strengths, with many reviewers finding the Elevate Gen5 sensor close to chest straps or reliable in running and workouts.

LTE is not available, with a reviewer explicitly noting there is no LTE version.

LTE connectivity was a clear weakness because reviews explicitly said the 970 lacks cellular or LTE functionality.

Mapping and navigation were major strengths for offline maps, routes, ClimbPro, and route tools, but map lag and rerouting bugs were repeated caveats.

Materials are solid for the price, with stainless steel and Gorilla Glass, but reviewers acknowledge compromises versus premium sapphire or higher-end builds.

Materials quality was strong, with titanium and sapphire repeatedly cited as premium upgrades while keeping the watch light.

Menu navigation splits reviewers: some found the layout intuitive and Garmin-like, while others got lost in the many menus and options.

Menu navigation was powerful but mixed: buttons and touchscreen offer control, while some reviewers found menu depth and clicks cumbersome.

Music controls are available and useful for phone playback, but they are part of a limited smartwatch feature set.

Music controls were supported through direct wrist playback and standard Garmin music features, though audio quality was not a central strength.

Onboard MP3 storage is supported with substantial capacity, but reviewers note the lack of streaming music services.

Onboard music storage was strongly supported, with 32GB storage and offline music or streaming-service downloads mentioned across reviews.

The on-watch experience is responsive and richer than some competitors, but the operating system and smartwatch platform still feel less mature than flagship ecosystems.

Operating system experience was mostly positive for Garmin’s depth, but reviewers also found the feature set overwhelming or less polished in some areas.

Outdoor visibility is a major strength, with reviewers finding the AMOLED screen easy to read in bright outdoor conditions and direct sunlight.

Outdoor visibility was strong, with multiple reviewers reporting good readability in sunlight or bright conditions.

Pairing is useful but inconsistent: external HR monitors worked well for some, while other sensors failed, lacked support, or behaved unpredictably.

Pairing reliability had limited direct evidence and was mixed, with one reviewer needing several attempts to pair the watch with the app.

Recovery and readiness insights are divisive: some reviewers liked the sections and training-load basics, while others found readiness scores inaccurate or too generous.

Recovery insights were consistently praised, especially impact load, running tolerance, training readiness, recovery time, and load guidance for managing training.

Reliability is mixed because hardware and updates inspire confidence, but reviewers reported sleep-sync failures, app crashes, and half-finished software behavior.

Reliability evidence was mixed: some long-term use was reassuring, while route crashes and map glitches appeared in several reviews.

Safety features include storm, tide, altitude, and dive-related tools, but one dive alert issue was serious enough to be called a safety violation.

Safety features were strong, with flashlight strobe, Incident Detection, LiveTrack, emergency alerts, and nighttime visibility cited.

Size flexibility is weak because the watch comes in a large single case size that may not suit smaller wrists.

Size options were weak because the 970 comes only in a 47mm size, which reviewers noted may not suit smaller wrists.

Sleep duration tracking can be accurate once working, but sleep and readiness scores drew criticism for glitches or overly generous scoring.

Sleep tracking was useful and often consistent for sleep timing or ratings, though reviewers were cautious about stages and noted misses or comfort issues overnight.

Smartphone notifications are supported on both platforms, with mirrored notifications and some reply options, but platform limits remain.

Smartphone notifications were supported directly, including notifications, weather, calendar alerts, and phone-range message handling.

Smartwatch features are broad for the price but limited versus Apple, Wear OS, or Garmin flagships, especially calls, payments, and streaming.

Smartwatch features were solid for a sports watch, covering notifications, calls, voice assistant, music storage, NFC payments, and general daily smarts.

Software smoothness is usually praised for fast menus and responsive scrolling, though maps and gesture wake can still show slowdowns.

Software smoothness was a recurring caveat, with reviewers citing lag, slow saves, map delays, route crashes, and unclear guidance in some advanced metrics.

Step counting matched Garmin closely in the available direct comparison, though it was not widely tested across reviews.

Stress tracking is included with the broader health suite and tied to newer sensors, but reviewers mostly discussed availability rather than validating accuracy.

Stress tracking drew positive evidence, especially when reviewers saw stress feed into recovery, daily training, or Body Battery style insights.

Design is bold and rugged, with G-Shock-like or hexagonal styling that some reviewers liked and others found oversized or loud.

Style and design were generally praised as sleek, good-looking, premium, and less intimidating than rugged adventure watches, though not everyone loved the rubber-band look.

Third-party support is improving through Strava, Komoot, Apple Health, Google Fit, Sonos, Spotify controllers, and app-store options, but integrations remain uneven.

Third-party app support was strong through Connect IQ and integrations or services such as Strava, Komoot, RideWithGPS, and useful extra apps.

Touchscreen responsiveness is generally good for swipes, taps, and map interaction, though gesture wake and some map modes remain inconsistent.

Touchscreen responsiveness was mixed: some found it snappy and useful, while others noticed scrolling lag, sensitivity quirks, or overwhelming touch interactions.

The user interface earns praise for speed and Garmin-like logic, but reviewers who dislike complexity found the watch less beginner-friendly.

User interface evidence was positive where reviewers highlighted quicker menus and an easy-to-use widget/glance structure.

Value is the strongest consensus point: reviewers repeatedly called it outstanding, fantastic, or incredible for the feature set and price.

Value for money was mixed: reviewers called it capable and sometimes worth it, but repeatedly emphasized the high price and stronger value from alternatives.

Voice assistant quality is mixed: microphone recognition and commands can be impressive, but reviewers also found wrong answers, flakiness, and no speaker feedback.

Voice assistant quality was useful for commands, timers, phone assistant access, and watch controls, though reviewers noted it is not always immediate or broad.

Watch faces are generally liked or well executed, though taste varies and evidence is less central than display or interface quality.

Watch face quality was supported by multiple stock faces and many Connect IQ options, though only one review directly discussed it.

Water resistance is a clear strength, with 10ATM/100m ratings and recreational dive or freedive support repeatedly cited.

Water resistance was adequate for swimming and 50-meter or 5ATM use, but reviewers emphasized it is not diveproof like some Fenix models.

Wellness insights are broad and accessible, including health assessments and readiness guidance, but their usefulness depends on trust in the underlying scores.

Wellness insights were a strength, with Evening and Morning reports, Body Battery, sleep coaching, health status, and day-planning guidance repeatedly cited.

Wi-Fi is used for map downloads and works for large offline map transfers, but it is mostly a utility feature rather than a broader smartwatch connectivity strength.

Workout variety is exceptional, with reviewers repeatedly citing more than 170 or 177 activity modes across conventional and niche sports.

Workout tracking variety was very strong, with reviews citing large sport libraries, new sport profiles, multisport tools, swimming, cycling, strength, and running modes.