Average score
Product 1: Amazfit T-Rex Ultra 2
3.9
Product 2: Garmin Approach S70
4.2
app ecosystem
Product 1: Amazfit T-Rex Ultra 2
2.8

Reviews say the app ecosystem covers basics but still trails Garmin and Apple, especially on breadth and polish.

Product 2: Garmin Approach S70
4.8

Garmin’s broader golf ecosystem was praised for keeping practice, round, and device data inside one connected setup.

band quality
Product 1: Amazfit T-Rex Ultra 2
3.3

The wider band helps stabilize the large case, but the stock strap was also described as thick, rigid, and less pleasant during hard workouts.

Product 2: Garmin Approach S70
3.6

The integrated strap feels comfortable on the wrist, but several reviewers disliked that it does not lay flat when removed.

battery life
Product 1: Amazfit T-Rex Ultra 2
4.7

Battery life is one of the standout strengths, with reviewers repeatedly calling endurance impressive and noting multi-week use between charges.

Product 2: Garmin Approach S70
4.7

Battery life was one of the strongest themes, with reviewers consistently reporting multi-round endurance and far longer runtime than an Apple Watch.

blood oxygen tracking
Product 1: Amazfit T-Rex Ultra 2
4.0

Blood oxygen tracking is present as part of the watch's health suite, but the reviews focused more on availability than deep validation.

Product 2: Garmin Approach S70
4.2

Pulse ox and blood-oxygen tracking are included and were cited as part of the S70’s broader health monitoring suite.

Bluetooth connectivity
Product 1: Amazfit T-Rex Ultra 2
4.2

Bluetooth support is well covered, with stable phone-call features and standard wireless connectivity cited across reviews.

Product 2: Garmin Approach S70
4.0

Bluetooth audio support is present for music listening, with reviewers noting headphone pairing and Bluetooth music use.

brightness
Product 1: Amazfit T-Rex Ultra 2
4.8

Brightness is a clear high point, with multiple reviews emphasizing the 3,000-nit screen and excellent visibility outdoors.

Product 2: Garmin Approach S70
4.8

The screen was consistently described as bright enough for sunny rounds and easy to read in strong light.

build quality
Product 1: Amazfit T-Rex Ultra 2
4.5

Build quality is consistently praised, with reviewers calling the hardware strong, premium, and well executed for the price.

Product 2: Garmin Approach S70
4.3

Reviewers described the watch as well built, with a premium feel that matches its flagship positioning.

button controls
Product 1: Amazfit T-Rex Ultra 2
4.5

Physical controls are a strength, with large tactile buttons and strong button-plus-touch operation making the watch easy to control.

Product 2: Garmin Approach S70
4.3

The three-button layout was generally seen as easy to learn and helpful for navigating golf functions.

call handling
Product 1: Amazfit T-Rex Ultra 2
4.4

Bluetooth calling is well supported, and reviewers found on-wrist calling practical and functional for everyday use.

Product 2: Garmin Approach S70
2.9

Call support is limited: reviewers noted caller alerts and some answer or reject options, but not full on-watch calling.

calorie tracking usefulness
Product 1: Amazfit T-Rex Ultra 2
4.0

Calorie tools are useful enough to surface trends and daily intake patterns, though this area was not a major focus in most reviews.

Product 2: Garmin Approach S70
No score yet
charging convenience
Product 1: Amazfit T-Rex Ultra 2
4.2

Charging convenience looks good thanks to a simple USB-C-compatible charging setup and the fact that reviewers rarely felt tied to the charger.

Product 2: Garmin Approach S70
3.1

Charging drew frequent criticism because of the proprietary cable, face-down setup, and lack of an included adapter in some boxes.

charging speed
Product 1: Amazfit T-Rex Ultra 2
No score yet
Product 2: Garmin Approach S70
4.4

At least one reviewer said the watch tops up quickly enough that short charging windows are practical.

coaching features
Product 1: Amazfit T-Rex Ultra 2
4.2

Coaching features are viewed positively, with Zepp Coach and guided training plans offering useful structure for running and cardio users.

Product 2: Garmin Approach S70
4.1

Virtual Caddie, PlaysLike tools, and tempo coaching were major selling points, though the tempo feature was not equally useful for every reviewer.

comfort
Product 1: Amazfit T-Rex Ultra 2
3.3

Comfort is mixed: one reviewer found the large case comfortable enough, while another reported skin irritation and bulk-related downsides.

Product 2: Garmin Approach S70
4.6

Comfort was a consistent strength, with reviewers saying the watch wears lightly and remains comfortable for all-day and overnight use.

companion app quality
Product 1: Amazfit T-Rex Ultra 2
3.6

The Zepp app gets mixed marks: parts of the experience feel slick and useful, but route creation and some workflows still need refinement.

Product 2: Garmin Approach S70
4.5

Garmin Golf was described as one of the better golf apps for stats, post-round review, and tying watch data together.

contactless payments
Product 1: Amazfit T-Rex Ultra 2
3.0

Contactless payments exist, but support looks region-limited and less universal than top competitors, which keeps this feature from standing out.

Product 2: Garmin Approach S70
3.7

Garmin Pay is built in, but support can be uneven depending on bank compatibility and region.

cross-platform compatibility
Product 1: Amazfit T-Rex Ultra 2
No score yet
Product 2: Garmin Approach S70
4.0

The watch works with both iPhone and Android, though some reviewers noted better notification control on Android.

customization options
Product 1: Amazfit T-Rex Ultra 2
3.4

Customization is decent in software thanks to configurable watch faces and widgets, but hardware options are limited and personalization is restricted.

Product 2: Garmin Approach S70
4.5

Reviewers liked the ability to change watch faces, colors, data fields, and golf display settings.

display quality
Product 1: Amazfit T-Rex Ultra 2
4.6

Display quality is widely praised thanks to the sharp, bright AMOLED panel and large screen size.

Product 2: Garmin Approach S70
4.8

The AMOLED display was one of the product’s standout strengths, praised for crisp detail, color, clarity, and a premium look.

durability
Product 1: Amazfit T-Rex Ultra 2
4.8

Durability is a major strength, with rugged construction and early drop-and-impact impressions reinforcing the watch's expedition-first positioning.

Product 2: Garmin Approach S70
4.5

Evidence pointed to solid durability, including a scratch-proof lens and confidence for regular golf use.

fit
Product 1: Amazfit T-Rex Ultra 2
2.8

Fit is a recurring tradeoff: the watch suits larger wrists better, but several reviews warn that the size can feel excessive on smaller wrists.

Product 2: Garmin Approach S70
4.6

Fit was widely praised, and the added 42mm option helped make the watch more comfortable for smaller wrists.

fitness tracking accuracy
Product 1: Amazfit T-Rex Ultra 2
4.1

Fitness tracking is generally viewed as solid, with detailed sport metrics and well-tracked workout data in the modes reviewers exercised.

Product 2: Garmin Approach S70
4.4

At least one reviewer explicitly said the S70’s fitness and sensor data are as accurate as expected from Garmin.

GPS accuracy
Product 1: Amazfit T-Rex Ultra 2
4.6

GPS performance is one of the strongest recurring positives, with multiple reviews describing tracking, routing position, and distance results as accurate and dependable.

Product 2: Garmin Approach S70
4.7

Reviewers repeatedly praised fast GPS lock and very accurate on-course yardages, with some comparisons landing within about a yard.

health tracking accuracy
Product 1: Amazfit T-Rex Ultra 2
4.0

Health tracking looks broadly good, with reviewers noting useful overall health metrics and better sensor behavior than earlier Amazfit models.

Product 2: Garmin Approach S70
4.4

Health tracking was generally viewed as trustworthy, with reviewers calling the readings accurate in typical Garmin fashion.

heart rate accuracy
Product 1: Amazfit T-Rex Ultra 2
3.5

Heart-rate accuracy is mixed: some reviews found it relatively on point, but several noted cadence lock, exercise-specific misses, or only rough agreement.

Product 2: Garmin Approach S70
4.4

Heart-rate tracking was included in the praised sensor package, with one reviewer explicitly describing Garmin-level accuracy.

materials quality
Product 1: Amazfit T-Rex Ultra 2
4.7

Materials quality is excellent for the segment, with titanium and sapphire repeatedly highlighted as premium, rugged choices.

Product 2: Garmin Approach S70
4.5

Ceramic bezels and quality strap materials gave the watch a more premium feel than cheaper golf models.

menu navigation
Product 1: Amazfit T-Rex Ultra 2
4.4

Navigation through menus and on-device controls is generally easy, with reviewers praising quick access and straightforward interaction during use.

Product 2: Garmin Approach S70
3.8

Navigation was mostly described as intuitive once learned, though one reviewer felt the interface had a steeper learning curve.

music controls
Product 1: Amazfit T-Rex Ultra 2
4.2

Music controls work well for controlling phone playback remotely from the watch.

Product 2: Garmin Approach S70
4.0

Music controls are available, but some reviewers found them less immediate than on an Apple Watch.

onboard music storage
Product 1: Amazfit T-Rex Ultra 2
3.6

Onboard media support is useful but constrained: generous storage helps, yet local MP3s and downloaded content matter more than streaming services here.

Product 2: Garmin Approach S70
4.2

Reviewers confirmed on-watch music storage and offline playlist support from services like Spotify and Amazon Music.

operating system experience
Product 1: Amazfit T-Rex Ultra 2
3.9

The Zepp OS experience feels feature-rich and capable, though it still lacks some of the polish and finish seen on top premium rivals.

Product 2: Garmin Approach S70
3.7

The software experience is capable and feature rich, but several reviewers still preferred mainstream smartwatches for daily smartwatch polish.

outdoor visibility
Product 1: Amazfit T-Rex Ultra 2
4.8

Outdoor visibility is excellent, with reviewers repeatedly saying the screen remains easy to read in bright sun and glare.

Product 2: Garmin Approach S70
4.7

Outdoor readability was a clear strength, with reviewers repeatedly saying the screen stays visible in bright sunshine.

pairing reliability
Product 1: Amazfit T-Rex Ultra 2
4.5

Pairing and app connection reliability are strong, with one reviewer specifically noting stable transfers, syncing, and updates.

Product 2: Garmin Approach S70
4.7

Initial phone pairing was described as simple and straightforward in setup.

recovery insights
Product 1: Amazfit T-Rex Ultra 2
4.0

Recovery features are useful overall, with training advice and BioCharge-style readiness insights helping frame exertion and recovery trends.

Product 2: Garmin Approach S70
4.5

Body Battery, HRV, and readiness-style insights added useful recovery context, though not every reviewer found them equally valuable.

reliability
Product 1: Amazfit T-Rex Ultra 2
2.7

Reliability is mixed: the hardware inspires confidence, but several reviews say headline software features still fail or need more refinement.

Product 2: Garmin Approach S70
3.0

Core performance was strong, but one reviewer did flag missed shot detections as a reliability blemish.

safety features
Product 1: Amazfit T-Rex Ultra 2
4.3

Safety-oriented extras are a real plus, including SOS lighting behavior, flashlight modes, and outdoor-focused emergency utility.

Product 2: Garmin Approach S70
No score yet
size options
Product 1: Amazfit T-Rex Ultra 2
1.8

Size options are weak, with reviewers specifically calling out the lack of meaningful size choice.

Product 2: Garmin Approach S70
4.5

The new two-size lineup was seen as a meaningful improvement, especially for golfers who found earlier Garmin golf watches too large.

sleep tracking accuracy
Product 1: Amazfit T-Rex Ultra 2
3.2

Sleep tracking is usable but not best-in-class, with generally fair results alongside stage-detection quirks and only middling sleep-stage performance.

Product 2: Garmin Approach S70
4.1

Sleep tracking was viewed positively overall, with reviewers calling it strong and engaging enough to check regularly.

smartphone notifications
Product 1: Amazfit T-Rex Ultra 2
4.0

Phone notifications and texts are supported, and reviews treat alert handling as part of the watch's normal everyday smartwatch use.

Product 2: Garmin Approach S70
3.3

Notifications are available and customizable to a degree, but multiple reviewers said they can feel distracting or limited versus Apple Watch behavior.

smartwatch features
Product 1: Amazfit T-Rex Ultra 2
3.9

Smartwatch features are good for an outdoor-first watch, but several reviews note they still do not match the richer smart extras of category leaders.

Product 2: Garmin Approach S70
4.4

Beyond golf, reviewers consistently saw the S70 as a full-featured smartwatch with strong everyday usefulness.

software smoothness
Product 1: Amazfit T-Rex Ultra 2
3.2

Software smoothness is mixed: some interactions feel improved and stable, but lingering bugs, unfinished features, and occasional lag remain part of the story.

Product 2: Garmin Approach S70
3.5

Software smoothness was mixed: some reviewers said the watch is enjoyable to use, while others found parts of the interface annoyingly clunky.

stress tracking
Product 1: Amazfit T-Rex Ultra 2
4.0

Stress tracking is included and appears useful enough, especially when paired with the broader health and readiness suite.

Product 2: Garmin Approach S70
4.3

Stress tracking was repeatedly called useful, and at least two reviewers said the readings felt surprisingly accurate.

style and design
Product 1: Amazfit T-Rex Ultra 2
3.7

The design is bold and rugged, with some reviewers liking the refined look while others see it as overly beastly or masculine.

Product 2: Garmin Approach S70
4.6

The S70’s styling was widely praised as modern, premium, and suitable away from the course.

third-party app support
Product 1: Amazfit T-Rex Ultra 2
2.5

Third-party app support is limited, and that remains one of the clearest smart-feature compromises versus Apple, Garmin, and Samsung.

Product 2: Garmin Approach S70
4.4

Support for services like Spotify and Apple Music added useful flexibility beyond Garmin’s own apps.

touchscreen responsiveness
Product 1: Amazfit T-Rex Ultra 2
4.1

Touch response is mostly good, but one reviewer found the touchscreen a bit too sensitive despite overall responsiveness.

Product 2: Garmin Approach S70
3.9

Touch response was generally good, but several reviewers said on-course map interaction can feel fiddly compared with the best smartwatches.

user interface
Product 1: Amazfit T-Rex Ultra 2
4.2

The user interface is generally liked, with configurable widgets and clear button-plus-touch interaction helping daily usability.

Product 2: Garmin Approach S70
3.6

The interface is functional and often intuitive, but some reviewers still found it less elegant than Apple Watch-style software.

value for money
Product 1: Amazfit T-Rex Ultra 2
4.5

Value for money is one of the watch's strongest selling points, with many reviewers seeing it as a serious outdoor option for far less than high-end Garmin rivals.

Product 2: Garmin Approach S70
3.9

Value was judged through the lens of needs: reviewers often felt the S70 earns its price for serious golfers, but agreed it is overkill for basic yardage users.

voice assistant quality
Product 1: Amazfit T-Rex Ultra 2
4.2

Voice features are a bright spot, with Zepp Flow and on-device voice tools described as genuinely useful in practice.

Product 2: Garmin Approach S70
No score yet
watch face quality
Product 1: Amazfit T-Rex Ultra 2
No score yet
Product 2: Garmin Approach S70
4.6

Watch faces were praised for looking better on the AMOLED screen and offering better everyday appeal than older golf watches.

water resistance
Product 1: Amazfit T-Rex Ultra 2
4.7

Water resistance is a clear strength, with 10 ATM protection and dive-ready positioning repeatedly highlighted.

Product 2: Garmin Approach S70
4.6

Reviewers cited shower and swim use plus a 5 ATM rating as evidence that the S70 handles water exposure confidently.

wellness insights
Product 1: Amazfit T-Rex Ultra 2
4.0

Wellness insights are broad and useful, spanning BioCharge-style readiness, quick vitals, and other everyday health context tools.

Product 2: Garmin Approach S70
4.7

Wellness insights were a major positive, especially when the watch explained what sleep, workout, and energy metrics actually meant.

Wi-Fi connectivity
Product 1: Amazfit T-Rex Ultra 2
4.0

Wi-Fi support is present, but reviews mostly mention it as part of the spec sheet rather than a heavily tested feature.

Product 2: Garmin Approach S70
No score yet
workout tracking variety
Product 1: Amazfit T-Rex Ultra 2
4.7

Workout variety is outstanding, with more than 180 sport modes and unusually niche activity profiles called out across reviews.

Product 2: Garmin Approach S70
4.2

The S70 supports a wide range of non-golf workouts, including running, swimming, cycling, yoga, and other activity profiles.