Average score
Product 1: Amazfit T-Rex Ultra 2
3.9
Product 2: Garmin Forerunner 570
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 Forerunner 570
3.7

The app ecosystem is useful but not expansive. Reviewers mention ConnectIQ apps and data fields, while also noting that Garmin’s ecosystem feels more limited than watchOS or Wear OS.

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 Forerunner 570
4.5

Band quality is good, with soft silicone straps and positive comments about long-term wear and durability.

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 Forerunner 570
3.2

Battery life is the biggest tradeoff. Some reviewers still found it good in normal use, but many say the brighter screen makes it noticeably weaker than the 265, especially with always-on display.

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 Forerunner 570
4.0

The watch includes blood-oxygen-related health sensing, with reviewers mentioning a pulse oximeter and overnight blood-oxygen or saturation tracking as part of the health stack.

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 Forerunner 570
4.3

Bluetooth support is functional for phone-linked features and external sensor pairing, including Bluetooth and ANT+ accessory support.

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 Forerunner 570
4.9

Brightness is a standout strength, with multiple reviews describing the screen as one of Garmin’s brightest and easiest to read outdoors.

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 Forerunner 570
4.6

Build quality feels premium for the line, with one review explicitly describing it as a high-quality watch.

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 Forerunner 570
4.7

Button controls are one of the watch’s practical strengths. Reviewers like the five-button layout and say it works reliably when touch is less convenient.

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 Forerunner 570
4.0

Call support is a useful upgrade rather than a must-have killer feature. Reviewers generally found wrist calls workable and clear enough when paired to a phone.

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 Forerunner 570
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 Forerunner 570
2.8

Charging convenience is less impressive. Reviewers specifically wanted wireless charging and also called out the proprietary cable setup.

charging speed
Product 1: Amazfit T-Rex Ultra 2
No score yet
Product 2: Garmin Forerunner 570
4.5

Charging speed is fine in practice, with one long-term reviewer saying it can top up from empty to full during a shower.

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 Forerunner 570
4.6

Coaching features are well developed, especially for runners and triathletes. Garmin Coach plans, daily suggestions, and structured guidance were consistently praised.

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 Forerunner 570
4.6

Comfort is a major plus. Across sizes and use cases, reviewers repeatedly say the watch is easy to wear for workouts, daily use, and even overnight.

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 Forerunner 570
4.0

Garmin Connect is usually viewed positively for depth and data richness, though the new subscription layer is a recurring annoyance in the reviews.

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 Forerunner 570
4.3

NFC payments are available, giving the watch a useful everyday smartwatch feature beyond training tools.

cross-platform compatibility
Product 1: Amazfit T-Rex Ultra 2
No score yet
Product 2: Garmin Forerunner 570
4.4

Cross-platform support looks good overall, with smooth iPhone use noted in one review and phone-assistant access highlighted in another.

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 Forerunner 570
4.5

Customization is a strength. Reviews mention editable glance folders, assignable shortcuts, and flexible watch-face or data layout changes.

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 Forerunner 570
4.8

Display quality is excellent. Reviewers repeatedly call the AMOLED screen brighter, sharper, clearer, and more vivid than the previous generation.

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 Forerunner 570
4.6

Durability impressions are positive. Reviewers mention scratch resistance, pristine condition after use, and very little visible wear over time.

ECG functionality
Product 1: Amazfit T-Rex Ultra 2
No score yet
Product 2: Garmin Forerunner 570
1.5

ECG is a clear miss. Reviewers repeatedly call out that the Forerunner 570 lacks ECG despite using Garmin’s newer sensor hardware.

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 Forerunner 570
4.8

Fit is excellent when sized correctly, with reviewers describing the watch as secure, flush on the wrist, and almost second-skin-like.

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 Forerunner 570
4.7

Fitness tracking is broadly praised, with one review calling the core tracking accuracy second to none for the watch’s main sports focus.

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 Forerunner 570
4.8

GPS accuracy is one of the strongest areas. Across city runs, trails, and side-by-side tests, reviews consistently describe tracking as excellent, flawless, or near flawless.

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 Forerunner 570
4.3

Health stats are generally described as good, with one data-driven review calling overall stat accuracy solid and another saying heart-rate and sleep-stage tracking are pretty good.

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 Forerunner 570
4.6

Heart-rate tracking is a major strength. Multiple reviewers say it stays close to chest straps, performs well in intervals, and is one of Garmin’s better recent sensors.

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 Forerunner 570
4.4

Material choices are a step up from older mid-range Forerunners, especially the aluminum bezel and sturdier-feeling case construction.

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 Forerunner 570
4.6

Menu navigation is easy to learn and generally straightforward, helped by the refreshed layout and button-plus-touch design.

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 Forerunner 570
4.1

Music controls are present and usable, including the ability to check what is playing from services like Spotify.

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 Forerunner 570
4.0

Onboard music storage is useful but not generous. Reviews note 8GB of storage and MP3 support, with some calling the capacity a bit stingy.

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 Forerunner 570
4.6

The overall software experience is modern and capable. Reviewers describe it as faster, more polished, and close in feel to Garmin’s higher-end models.

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 Forerunner 570
4.9

Outdoor visibility is excellent, with reviewers saying the display remains easy to read in bright sunlight and other tough conditions.

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 Forerunner 570
3.4

Pairing reliability is mixed. One reviewer found syncing smooth and seamless, while another reported repeated disconnect-and-reconnect behavior.

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 Forerunner 570
4.6

Recovery guidance is strong. Reviews highlight training readiness, recovery time, and daily summaries that help frame when to push and when to back off.

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 Forerunner 570
4.7

General reliability is strong, with reviewers saying the watch can be relied on for training and that key controls remain responsive even after submersion.

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 Forerunner 570
4.4

Safety coverage includes Garmin’s Incident Detection and LiveTrack features for activity sharing and emergency notifications.

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 Forerunner 570
4.1

Two case sizes broaden the fit range, and multiple reviewers specifically call out the benefit of having both 42mm and 47mm options.

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 Forerunner 570
3.7

Sleep tracking is useful but not flawless. Reviews say it is reasonably accurate and helpful for readiness, though some found it less robust than the best sleep-focused competitors.

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 Forerunner 570
3.5

Notifications work, but the experience is mixed. Some reviewers had smooth delivery, while others found text truncated or alerts too persistent on screen.

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 Forerunner 570
4.3

Smartwatch features are improved meaningfully with the added speaker, microphone, voice tools, and day-to-day conveniences, even if the watch still prioritizes sport over general smartwatch depth.

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 Forerunner 570
2.9

Software smoothness is generally strong, but not perfect. Some reviews call the experience polished, while others report crashes or temporary unresponsiveness in edge cases.

step counting accuracy
Product 1: Amazfit T-Rex Ultra 2
No score yet
Product 2: Garmin Forerunner 570
4.4

Step counting looked solid in direct testing, with one reviewer finding the watch was off by only around 40 steps in repeated checks.

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 Forerunner 570
4.2

Stress is part of the recovery picture rather than a headline feature, with one reviewer specifically noting that stress levels feed into the watch’s overall readiness guidance.

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 Forerunner 570
4.6

The design is widely liked. Reviewers highlight the brighter colors, more expressive styling, and a look that feels more refined than past Forerunners.

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 Forerunner 570
4.5

Third-party service support is solid for a sports watch, with repeated mentions of Spotify, Deezer, Amazon Music, and YouTube Music support.

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 Forerunner 570
4.5

Touch response is consistently described as responsive and easy to use, especially alongside the physical-button setup.

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 Forerunner 570
4.4

The interface is widely praised for feeling slicker, cleaner, more intuitive, and more modern than older Garmin implementations.

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 Forerunner 570
2.7

Value for money is the main weakness. Most reviews say the watch is too expensive for what it adds over the 265, though a small number of owners still felt very happy with the purchase.

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 Forerunner 570
4.0

Voice features are mostly good for simple commands, timers, and phone-assistant access, though one reviewer reported crashes and awkward behavior with the phone assistant.

watch face quality
Product 1: Amazfit T-Rex Ultra 2
No score yet
Product 2: Garmin Forerunner 570
4.6

Watch-face customization is strong, with reviewers calling the default face clean and noting that layouts and displayed data can be tailored easily.

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 Forerunner 570
4.4

Water resistance is solid for swimming use. Reviews mention pool use, open-water suitability, and repeated use in lakes or the ocean without issue.

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 Forerunner 570
4.6

Wellness insights are a standout. Body Battery, Sleep Score, energy level, and broader readiness-style insights were repeatedly cited as genuinely useful.

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 Forerunner 570
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 Forerunner 570
4.8

Workout coverage is excellent. Reviewers repeatedly mention broad activity support, triathlon and multisport tools, and dozens of sport modes.