Average score
Product 1: Amazfit T-Rex 3 Pro
3.7
Product 2: Garmin Forerunner 570
4.2
activity auto-detection
Product 1: Amazfit T-Rex 3 Pro
4.5

Auto-detection was praised for reliably picking up common activities, with one review calling it a strength and another noting support for common auto-tracked workouts.

Product 2: Garmin Forerunner 570
No score yet
app ecosystem
Product 1: Amazfit T-Rex 3 Pro
2.8

Zepp OS offers a workable app ecosystem and free or paid extras, but reviewers repeatedly said the store is thinner than Apple or Google and lacks many marquee apps.

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 3 Pro
3.5

The strap is functional and stretchy, but one reviewer found it sticky after 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 3 Pro
4.4

Battery life is a major strength, with reviewers reporting anything from about a week of heavier use to roughly 18 days per charge, even if real results can trail headline claims.

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 3 Pro
4.0

SpO2 support is present, and one comparison review reported the same 96 percent reading as a higher-end reference watch.

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 3 Pro
4.5

Bluetooth support is broad enough for phone use and external sensors, and the connection side was generally described as reliable.

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 3 Pro
5.0

The 3,000-nit display was repeatedly described as very bright and easy to read 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 3 Pro
4.5

Reviewers liked the rugged, premium feel, though not everyone thought the finish matched pricier rivals.

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 3 Pro
3.8

Physical buttons are generally useful and glove-friendly, but some reviewers noted stickiness or workflow friction.

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 3 Pro
3.9

Calls are supported and some reviewers liked the speaker quality, but others said microphone and speaker quality is only okay.

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 3 Pro
4.5

One reviewer found the Zepp app genuinely useful for logging meals and comparing intake with calorie expenditure.

Product 2: Garmin Forerunner 570
No score yet
charging convenience
Product 1: Amazfit T-Rex 3 Pro
4.3

Magnetic pogo-pin charging with USB-C was usually described as easy and secure.

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 3 Pro
2.9

Charging is acceptable but not fast, with multiple reviews calling full top-ups slow or roughly 1 to 2 hours.

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 3 Pro
2.9

Coaching and training plans exist, but several reviews felt Zepp Coach and related training tools still need refinement.

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 3 Pro
3.7

Comfort is mixed; some found it comfortable and stable, while others felt the large case was noticeable or too big for smaller wrists.

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 3 Pro
3.7

The Zepp app is insightful and intuitive for some reviewers, but others called it clunky or not very polished.

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 3 Pro
1.5

NFC payments are limited by region and processor support, with repeated complaints about Zepp Pay or Curve restrictions.

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 3 Pro
5.0

Android and iOS support is a clear plus and was consistently noted.

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 3 Pro
4.0

Customization is a plus, with support for reordering widgets and adjusting workout data screens.

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 3 Pro
4.5

The AMOLED display drew praise for clarity and readability, with sapphire protection adding to the premium feel.

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 3 Pro
4.7

Ruggedness is a major selling point, with titanium or sapphire hardware and outdoor toughness repeatedly praised.

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 3 Pro
1.0

Reviewers explicitly noted that ECG is missing.

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 3 Pro
4.5

Despite the chunky case, one reviewer said the watch stayed secure and did not slide around during use.

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 3 Pro
4.5

General activity and workout tracking were usually described as strong, especially for common sports usage.

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 3 Pro
4.4

Core GPS accuracy is one of the watch’s strengths, with many reviews calling tracks accurate or very solid even when route creation and rerouting remain weaker.

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 3 Pro
4.0

Broad health metrics were described as generally solid, though not every wellness score felt equally useful.

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 3 Pro
4.3

Heart-rate results were often good to excellent in running and general use, but some reviews still saw weaker performance than top rivals in tougher conditions.

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.

LTE connectivity
Product 1: Amazfit T-Rex 3 Pro
1.0

Reviews explicitly said there is no LTE or cellular option.

Product 2: Garmin Forerunner 570
No score yet
materials quality
Product 1: Amazfit T-Rex 3 Pro
4.5

Titanium and sapphire upgrades were repeatedly highlighted as premium, durable material improvements.

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 3 Pro
2.2

Menu navigation often takes extra steps, and several reviews found settings placement or flow less efficient than rivals.

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 3 Pro
4.0

Phone music control is supported and useful, but it is basic rather than platform-rich.

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 3 Pro
4.0

Local music storage is available for MP3 playback, with multiple reviews noting internal space for audio.

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 3 Pro
3.6

Zepp OS is easy enough to use and fast in places, but several reviews still described the software as less polished than leading platforms.

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 3 Pro
5.0

Outdoor readability was consistently praised thanks to the bright display.

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 3 Pro
3.5

Pairing is mixed; phone-side reliability seems good, but some sensor connections were inconsistent.

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 3 Pro
2.5

Recovery and readiness features exist but often feel shallow, hard to drill into, or unfinished.

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 3 Pro
1.8

The watch can do a lot, but multiple reviews described unfinished software and quirky behavior.

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 3 Pro
1.2

Safety support is limited overall, with reviewers noting missing emergency protections or risky navigation and dive-screen behavior.

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 3 Pro
4.5

The new 44mm and 48mm sizes were welcomed as a practical improvement.

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 3 Pro
3.8

Sleep duration and timing were often decent to good, but confidence in scoring and interpretation was mixed.

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 3 Pro
3.4

Notifications generally arrive reliably, but handling is basic and can be annoying or noisy.

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 3 Pro
4.2

The feature list is large, including calls, flashlight, maps, and voice tools, but polish varies.

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 3 Pro
2.8

Smoothness is uneven; some reviewers saw lag and sluggish responses, while others found general use acceptably snappy.

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 3 Pro
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 3 Pro
3.5

Stress tracking is available as part of the health suite, but reviews focused more on presence than deep validation.

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 3 Pro
3.3

The rugged look appeals to outdoor-focused buyers, but some reviewers found it bulky or not universally attractive.

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 3 Pro
2.0

This is a weak area, with repeated notes about missing major apps and no streaming services like Spotify.

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 3 Pro
4.3

The touchscreen was usually described as good, though performance can still vary depending on context.

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 3 Pro
3.0

The UI is usable once learned, but opinions split between intuitive basics and frustration with changed flows or too many steps.

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 3 Pro
4.7

Value is one of the strongest positives, with several reviews saying it brings premium outdoor features well below Garmin or Apple pricing.

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 3 Pro
3.4

Zepp Flow can be genuinely useful for commands and simple questions, but reliability and understanding are inconsistent.

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 3 Pro
4.0

One reviewer highlighted a large selection of watch faces, many of them free.

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 3 Pro
4.5

Water resistance is a clear strength, with 10 ATM protection and support for snorkeling or scuba-oriented use.

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 3 Pro
3.5

BioCharge, HRV, and wellness feedback can feel helpful and aligned with how users feel, but some reviewers found readiness-style outputs simplistic or unreliable.

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 3 Pro
4.0

Wi-Fi support is present for downloads and connectivity features, including map transfers, though setup can feel cumbersome.

Product 2: Garmin Forerunner 570
No score yet
workout tracking variety
Product 1: Amazfit T-Rex 3 Pro
4.8

Sport coverage is huge, with roughly 170 to 187 plus modes commonly praised.

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.