Compare Amazfit T-Rex Ultra 2 vs Garmin Approach S70

P1 Amazfit T-Rex Ultra 2
P2 Garmin Approach S70

Comparison Takeaways

Amazfit T-Rex Ultra 2

Where It Has the Edge

  • user interface is 4.0 vs 2.5. The user interface is familiar within Amazfit's lineup and functional, with one reviewer calling it nearly identical to...
  • call handling is 4.2 vs 2.7. Call handling is a practical positive, with multiple reviewers citing Bluetooth calls, a built-in speaker and mic, and...
  • charging convenience is 4.0 vs 3.1. Charging convenience is helped by long battery life and the ability to avoid frequent charging, though the lack...
  • operating system experience is 3.9 vs 3.2. The operating-system experience is functional and phone-connected, though the evidence is not as deep as for hardware, GPS...

Garmin Approach S70

Where It Has the Edge

  • customization options is 4.6 vs 2.2. Customization is strong, with reviewers noting data fields, colors, golf settings, watch faces, and movable pin or flag...
  • third-party app support is 4.4 vs 2.3. Third-party app support is useful but not always seamless, with Connect IQ and downloadable apps/features appearing as the...
  • fit is 4.7 vs 2.6. Fit is positive, helped by wrist comfort, swing clearance, and the smaller 42mm option for users who found...
  • app ecosystem is 4.8 vs 2.8. The Garmin ecosystem is praised for tying golf, fitness, watch faces, and Connect IQ-style additions together.
Average score
Product 1: Amazfit T-Rex Ultra 2
3.8
Product 2: Garmin Approach S70
4.3
activity auto-detection
Product 1: Amazfit T-Rex Ultra 2
No score yet
Product 2: Garmin Approach S70
4.6

Auto-detection is supported mainly through automatic shot tracking and measured-shot behavior, with positive convenience but some manual confirmation or sensor caveats.

app ecosystem
Product 1: Amazfit T-Rex Ultra 2
2.8

The app ecosystem trails Apple and Garmin, with one review explicitly saying Amazfit is still a few steps behind those brands.

Product 2: Garmin Approach S70
4.8

The Garmin ecosystem is praised for tying golf, fitness, watch faces, and Connect IQ-style additions together.

band quality
Product 1: Amazfit T-Rex Ultra 2
3.6

Band quality is mixed, with one reviewer finding the silicone strap rigid while others liked the secure wider or included band.

Product 2: Garmin Approach S70
4.0

Band quality is mixed: reviewers like comfort and integrated looks, but several dislike the molded strap not laying flat or prefer older straps.

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

Battery life is the strongest consensus positive, with reviewers reporting slow drain, multi-week use and long GPS endurance.

Product 2: Garmin Approach S70
4.9

Battery life is one of the strongest positives, with reviewers reporting long smartwatch use, multiple rounds, and much better endurance than Apple Watch comparisons.

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

Blood oxygen tracking is consistently present in the health stack, with reviews citing SpO2 or blood oxygen monitoring alongside heart-rate and stress features.

Product 2: Garmin Approach S70
4.4

Pulse ox and blood oxygen tracking are present in several reviews and treated as part of the S70’s higher-end health sensor package.

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

Bluetooth connectivity is explicitly supported, including BLE and pairing with headphones or sensors.

Product 2: Garmin Approach S70
4.1

Bluetooth connectivity is supported through Bluetooth music and headphone pairing, though the evidence is functional rather than deeply evaluated.

brightness
Product 1: Amazfit T-Rex Ultra 2
4.8

Brightness is repeatedly praised, especially the 3,000-nit AMOLED display and its visibility in sunlight or glare.

Product 2: Garmin Approach S70
5.0

Brightness is repeatedly praised, with reviewers describing the screen as bright, crisp, colorful, and clear.

build quality
Product 1: Amazfit T-Rex Ultra 2
4.4

Build quality is widely praised, with reviewers describing sturdy hardware, rugged construction and a premium outdoor-watch feel.

Product 2: Garmin Approach S70
4.6

Build quality is viewed positively, with reviewers describing a lightweight, well-designed build and confidence-inspiring construction.

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

Button controls are a strength, with reviewers appreciating large physical buttons, tactile feedback and the ability to use buttons outdoors.

Product 2: Garmin Approach S70
4.5

Button controls are generally praised, with reviewers liking the three-button setup and easy navigation support.

call handling
Product 1: Amazfit T-Rex Ultra 2
4.2

Call handling is a practical positive, with multiple reviewers citing Bluetooth calls, a built-in speaker and mic, and wrist-call functionality.

Product 2: Garmin Approach S70
2.7

Call handling is limited because reviewers say the watch can show or manage calls but cannot be used to actually speak through the watch.

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

Calorie tracking received limited but positive evidence through the Zepp food-logging feature, which helped one reviewer see trends and a typical daily count.

Product 2: Garmin Approach S70
No score yet
charging convenience
Product 1: Amazfit T-Rex Ultra 2
4.0

Charging convenience is helped by long battery life and the ability to avoid frequent charging, though the lack of solar charging was noted.

Product 2: Garmin Approach S70
3.1

Charging convenience is mixed to negative, with reviewers repeatedly mentioning proprietary charging, USB-C adapter issues, and awkward face-down charging.

charging speed
Product 1: Amazfit T-Rex Ultra 2
No score yet
Product 2: Garmin Approach S70
4.5

Charging speed has limited but positive support from one reviewer who says it does not take long to fully charge.

coaching features
Product 1: Amazfit T-Rex Ultra 2
3.7

Coaching and workout-guidance features were mixed: Zepp Coach and voice memo tools were praised, while the climb-analysis feature was criticized for missing climbs.

Product 2: Garmin Approach S70
4.7

Coaching features are one of the S70’s strongest themes, with virtual caddie, PlaysLike, club suggestions, shot dispersion, and scoring advice appearing across many reviews.

comfort
Product 1: Amazfit T-Rex Ultra 2
2.9

Comfort is one of the main compromises: some found it wearable, but several reviewers called it bulky or uncomfortable for sleep.

Product 2: Garmin Approach S70
4.7

Comfort is a major strength, with reviewers saying the watch disappears, sits comfortably, and does not bother them during golf or sleep.

companion app quality
Product 1: Amazfit T-Rex Ultra 2
3.4

The companion app is useful but imperfect: reviewers liked some media/app interfaces while criticizing route editing in Zepp.

Product 2: Garmin Approach S70
4.5

Companion app quality is generally positive, especially Garmin Golf for round data, stats, and ecosystem value, with setup requirements noted.

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

Contactless payments are uneven: NFC support exists in some contexts, but reviewers noted regional limits and reliance on Curve outside China.

Product 2: Garmin Approach S70
3.7

Contactless payments are available through Garmin Pay, but evidence is mixed because bank support and setup can be limiting in some regions.

cross-platform compatibility
Product 1: Amazfit T-Rex Ultra 2
No score yet
Product 2: Garmin Approach S70
4.2

Cross-platform compatibility is positive overall because the watch pairs with iPhone and Android, though notification controls differ by platform.

customization options
Product 1: Amazfit T-Rex Ultra 2
2.2

Customization options are limited, especially because the watch was described as available in one size and color with strap swaps as the main personalization route.

Product 2: Garmin Approach S70
4.6

Customization is strong, with reviewers noting data fields, colors, golf settings, watch faces, and movable pin or flag controls.

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

Display quality is a major strength, with reviewers praising the large, bright AMOLED screen and clear viewing for maps and data.

Product 2: Garmin Approach S70
4.8

Display quality is the strongest consensus attribute: reviewers repeatedly praise the AMOLED screen’s sharpness, clarity, color, and impact on maps.

durability
Product 1: Amazfit T-Rex Ultra 2
4.5

Durability is a major positive, with military-standard claims, sapphire protection, temperature resistance and rugged real-world impressions.

Product 2: Garmin Approach S70
4.5

Durability has limited direct support but is positive where mentioned, with the scratch-proof lens cited.

fit
Product 1: Amazfit T-Rex Ultra 2
2.6

Fit is best for larger wrists, with repeated warnings that smaller wrists may struggle with the size and heft.

Product 2: Garmin Approach S70
4.7

Fit is positive, helped by wrist comfort, swing clearance, and the smaller 42mm option for users who found larger cases too big.

fitness tracking accuracy
Product 1: Amazfit T-Rex Ultra 2
3.5

Fitness tracking accuracy was broadly usable for normal tracked modes, but one data-heavy review warned that wrist heart-rate issues can affect vigorous exercise results.

Product 2: Garmin Approach S70
4.4

Fitness and shot-tracking accuracy is mostly positive, with reviewers praising Garmin-level sensor accuracy and convenient data, though some note shot-tracking limitations.

GPS accuracy
Product 1: Amazfit T-Rex Ultra 2
4.5

GPS accuracy was one of the strongest areas, with many reviewers reporting accurate, fast, strong or spot-on tracks, though some routing behavior was still uneven.

Product 2: Garmin Approach S70
4.8

GPS and yardage accuracy are consistently praised, including quick GPS lock, accurate yardages, and close agreement with rangefinder-style measurements.

health tracking accuracy
Product 1: Amazfit T-Rex Ultra 2
3.8

Reviewers found general health data respectable overall, with one review saying night health stats looked close to other wearables, though another framed the broader sensor stack as adequate rather than class-leading.

Product 2: Garmin Approach S70
4.5

Reviewers describe broad health tracking as useful and Garmin-level accurate, especially when combining sleep, stress, heart rate, pulse ox, and fitness metrics.

heart rate accuracy
Product 1: Amazfit T-Rex Ultra 2
3.3

Heart-rate accuracy was mixed: some reviewers found it on point or solid, while others saw cadence lock, rough outdoor-run results, and weaker performance during vigorous exercise.

Product 2: Garmin Approach S70
4.4

Heart rate appears as part of the S70’s fitness and wellness tracking, with reviewers treating it as a useful everyday metric rather than a golf-only add-on.

mapping and navigation
Product 1: Amazfit T-Rex Ultra 2
No score yet
Product 2: Garmin Approach S70
4.8

Mapping and navigation are a major strength, with detailed hole maps, hazard views, pin movement, blind-shot tools, and full-color course layouts repeatedly praised.

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

Materials quality is strong, centered on Grade 5 titanium, sapphire glass and a rugged polymer/titanium construction.

Product 2: Garmin Approach S70
4.7

Materials quality is positive in the available evidence, especially the ceramic bezel and premium-feeling build.

menu navigation
Product 1: Amazfit T-Rex Ultra 2
3.7

Menu and navigation flow drew both praise and criticism, from easy on-watch navigation to laggy cycling directions and odd turn prompts.

Product 2: Garmin Approach S70
3.9

Menu navigation is mixed: several reviews praise simple starts and quick menus, while touch-heavy hole navigation frustrates one reviewer.

music controls
Product 1: Amazfit T-Rex Ultra 2
3.2

Music controls are useful for phone playback, but streaming-service limitations reduce the broader music experience.

Product 2: Garmin Approach S70
3.6

Music controls are present, but reviewers split between liking access and finding Garmin’s menu path less convenient than Apple Watch behavior.

onboard music storage
Product 1: Amazfit T-Rex Ultra 2
3.9

Onboard storage is generous for maps and local media, including podcasts and audio files, but subscription streaming support remains limited.

Product 2: Garmin Approach S70
4.5

Onboard music storage is a clear plus, with multiple reviewers noting downloaded songs or playlists from services such as Spotify or Amazon Music.

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

The operating-system experience is functional and phone-connected, though the evidence is not as deep as for hardware, GPS and battery life.

Product 2: Garmin Approach S70
3.2

Operating system experience is mixed: one reviewer finds Garmin software mostly intuitive, while another says the OS hurts enjoyment on the course.

outdoor visibility
Product 1: Amazfit T-Rex Ultra 2
4.7

Outdoor visibility is excellent across reviews, with repeated evidence that the screen is readable in direct sun, snow glare and outdoor mapping use.

Product 2: Garmin Approach S70
4.9

Outdoor visibility is excellent across reviews, with several reviewers saying bright sunlight or sun glare did not prevent easy reading.

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

Pairing and app reliability looked strong in the direct evidence, with one review saying it did not disconnect or struggle with transfer.

Product 2: Garmin Approach S70
5.0

Pairing reliability has limited but positive evidence, with one reviewer calling phone pairing straightforward through Garmin’s apps.

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

Recovery features are meaningful but not uniformly mature, with reviewers citing BioCharge, training load and recovery insights while noting some uncertainty in usefulness.

Product 2: Garmin Approach S70
4.0

Recovery insight evidence is limited but supported by HRV readiness language, tying recovery-style feedback to sleep and heart-rate variability.

reliability
Product 1: Amazfit T-Rex Ultra 2
2.2

Reliability is mixed because the hardware is solid but multiple reviewers flagged headline software features that did not work reliably.

Product 2: Garmin Approach S70
4.1

Reliability is mixed: GPS/course lock and battery endurance are praised, but one reviewer reports missed shot detections.

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

Safety features are strong for outdoor use, including the flashlight, SOS signaling and diving-related functionality.

Product 2: Garmin Approach S70
4.0

Safety features have limited support, with one guide noting an assistance/fall-detection-style safety feature.

size options
Product 1: Amazfit T-Rex Ultra 2
3.0

Size options are inconsistent in the review evidence, with one review saying one size and color while another says two sizes are available.

Product 2: Garmin Approach S70
4.7

Size options are widely praised because the S70 offers both smaller and larger versions, though color choices are limited in some reviews.

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

Sleep tracking was treated as useful but imperfect, with reviewers noting sleep-stage support while also calling scores funky and REM/RAM-stage detection weak.

Product 2: Garmin Approach S70
4.3

Sleep tracking gets frequent attention, with reviewers noting sleep scores, deep sleep or REM data, and morning feedback, though one reviewer questions how helpful the messaging feels.

smartphone notifications
Product 1: Amazfit T-Rex Ultra 2
3.8

Notification support is mentioned as part of normal smartwatch use, but review evidence is limited and does not deeply test notification handling.

Product 2: Garmin Approach S70
3.6

Notifications are useful but mixed: reviewers like seeing messages and alerts, yet some call them distracting or limited for replies and conversation flow.

smartwatch features
Product 1: Amazfit T-Rex Ultra 2
3.3

Smartwatch features cover basics like calls, calendar-style features and assistant support, but reviewers consistently framed them as less premium than Apple or Garmin.

Product 2: Garmin Approach S70
4.1

Smartwatch features are strong for a golf watch, but reviewers still flag limitations compared with dedicated Apple or Android smartwatches.

software smoothness
Product 1: Amazfit T-Rex Ultra 2
3.1

Software smoothness is mixed: reviewers saw minor lags and meaningful navigation improvements, but also major launch issues with headline functions.

Product 2: Garmin Approach S70
2.4

Software smoothness is a noted weakness in limited evidence, especially around pan-and-zoom behavior on the course.

step counting accuracy
Product 1: Amazfit T-Rex Ultra 2
No score yet
Product 2: Garmin Approach S70
4.2

Step counting is mentioned positively in limited evidence, mainly as an advanced counter one reviewer found useful.

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

Stress tracking is well represented as part of the health suite, and one review tied improved heart-rate accuracy to better stress and training-load assessments.

Product 2: Garmin Approach S70
4.1

Stress tracking is widely mentioned; some reviewers found it surprisingly accurate or habit-changing, while one reviewer considered it less valuable.

style and design
Product 1: Amazfit T-Rex Ultra 2
3.6

Style and design are polarizing: one review called it too masculine, while another found the design more refined and premium.

Product 2: Garmin Approach S70
4.8

Style and design are positive, with reviewers calling the S70 stylish, modern, and suitable beyond the course.

third-party app support
Product 1: Amazfit T-Rex Ultra 2
2.3

Third-party app support is a weakness, with reviewers noting limited third-party apps and lack of Spotify support.

Product 2: Garmin Approach S70
4.4

Third-party app support is useful but not always seamless, with Connect IQ and downloadable apps/features appearing as the main support path.

touchscreen responsiveness
Product 1: Amazfit T-Rex Ultra 2
4.0

Touchscreen responsiveness is generally good, though one reviewer found it almost too sensitive at times.

Product 2: Garmin Approach S70
4.0

Touchscreen responsiveness is mixed: some reviewers find it good or responsive, while others find on-course panning and zooming fiddly.

user interface
Product 1: Amazfit T-Rex Ultra 2
4.0

The user interface is familiar within Amazfit's lineup and functional, with one reviewer calling it nearly identical to related models.

Product 2: Garmin Approach S70
2.5

User interface evidence is limited but negative where cited, focused on the touchscreen interface feeling fiddly during golf use.

value for money
Product 1: Amazfit T-Rex Ultra 2
3.9

Value for money is sharply split: many reviewers praised the Garmin-like value, while others thought the $549 price was too high given software gaps.

Product 2: Garmin Approach S70
3.9

Value for money is mixed but generally favorable for advanced golfers: reviewers praise value if using the full feature set, while warning basic-yardage users can spend less.

voice assistant quality
Product 1: Amazfit T-Rex Ultra 2
4.3

Voice assistant quality looked solid in the reviews that tested it, especially for Zepp Flow voice control and watch-setting interactions.

Product 2: Garmin Approach S70
No score yet
watch face quality
Product 1: Amazfit T-Rex Ultra 2
4.3

Watch-face quality is supported by customizable faces and access to additional faces through the Zepp app store.

Product 2: Garmin Approach S70
4.6

Watch face quality is well supported, with reviewers praising built-in faces, Connect IQ options, and the AMOLED screen making faces look better.

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

Water resistance is consistently strong, with 10 ATM ratings and dive-oriented evidence across multiple reviews.

Product 2: Garmin Approach S70
4.7

Water resistance is positive, with reviewers citing 5 ATM or 50-meter ratings and shower/swim use.

wellness insights
Product 1: Amazfit T-Rex Ultra 2
4.1

Wellness insights include BioCharge, Jet Lag Manager and related fitness-readiness views, giving users an energy and recovery-oriented picture beyond raw activity stats.

Product 2: Garmin Approach S70
4.7

Wellness insights are a major differentiator, especially Body Battery, sleep, stress, energy, and Garmin’s explanations of what the metrics mean.

Wi-Fi connectivity
Product 1: Amazfit T-Rex Ultra 2
4.2

Wi-Fi connectivity is explicitly listed by reviewers and appears as part of the watch's connectivity stack.

Product 2: Garmin Approach S70
4.0

Wi-Fi connectivity is lightly supported by setup/menu evidence showing the watch can connect to Wi-Fi for updates.

workout tracking variety
Product 1: Amazfit T-Rex Ultra 2
4.7

Workout variety is a clear strength, with reviewers repeatedly citing more than 180 modes and coverage of niche outdoor and sport profiles.

Product 2: Garmin Approach S70
4.5

Workout variety is a clear strength, with reviewers citing running, cycling, swimming, yoga, skiing, pickleball, and other activity modes.