Wear OS gives the E4 a solid app ecosystem, helped by TAG Heuer’s extra software layer.
Garmin’s broader golf ecosystem was praised for keeping practice, round, and device data inside one connected setup.
Straps are generally high quality, comfortable, and secure.
The integrated strap feels comfortable on the wrist, but several reviewers disliked that it does not lay flat when removed.
Battery life is respectable: usually around a full day, with up to roughly two days or a bit more in lighter-use scenarios on larger models.
Battery life was one of the strongest themes, with reviewers consistently reporting multi-round endurance and far longer runtime than an Apple Watch.
Reviewers explicitly state that blood oxygen measurement is not included.
Pulse ox and blood-oxygen tracking are included and were cited as part of the S70’s broader health monitoring suite.
Bluetooth syncing is described as noticeably faster thanks to Bluetooth 5.0.
Bluetooth audio support is present for music listening, with reviewers noting headphone pairing and Bluetooth music use.
Screen brightness stands out and helps the watch show off its faces.
The screen was consistently described as bright enough for sunny rounds and easy to read in strong light.
Build quality is a standout, with luxury-level finishing called out repeatedly.
Reviewers described the watch as well built, with a premium feel that matches its flagship positioning.
The crown and pushers have a satisfying mechanical feel and make control easier.
The three-button layout was generally seen as easy to learn and helpful for navigating golf functions.
The watch does not handle calls on-device; incoming calls still push you back to the phone.
Call support is limited: reviewers noted caller alerts and some answer or reject options, but not full on-watch calling.
Calorie estimates are available, but reviewers note that weak heart-rate accuracy can make them less trustworthy.
The included stand or cradle is convenient and more polished than a basic puck.
Charging drew frequent criticism because of the proprietary cable, face-down setup, and lack of an included adapter in some boxes.
Charging speed is good rather than class-leading, with full charges commonly landing around 70 to 90 minutes.
At least one reviewer said the watch tops up quickly enough that short charging windows are practical.
Guided and animated workouts are a consistent strength across reviews.
Virtual Caddie, PlaysLike tools, and tempo coaching were major selling points, though the tempo feature was not equally useful for every reviewer.
Comfort is generally excellent for daily wear, though some straps can get sweaty.
Comfort was a consistent strength, with reviewers saying the watch wears lightly and remains comfortable for all-day and overnight use.
The companion app is attractive and useful for faces and fitness data, though setup can still involve multiple apps depending on platform.
Garmin Golf was described as one of the better golf apps for stats, post-round review, and tying watch data together.
Google Pay support is straightforward and works as expected.
Garmin Pay is built in, but support can be uneven depending on bank compatibility and region.
The watch works with both Android and iPhone, but Android gets the fuller experience.
The watch works with both iPhone and Android, though some reviewers noted better notification control on Android.
Customization is a clear plus, with interchangeable straps and plenty of face or theme options.
Reviewers liked the ability to change watch faces, colors, data fields, and golf display settings.
The display is consistently praised as sharp, vibrant, and premium-looking.
The AMOLED display was one of the product’s standout strengths, praised for crisp detail, color, clarity, and a premium look.
Scratch-resistant ceramic and sapphire, plus robust construction, support a durable feel.
Evidence pointed to solid durability, including a scratch-proof lens and confidence for regular golf use.
Reviewers explicitly state that ECG is not available.
Fit is helped by adjustable clasps and the choice of a smaller 42mm size.
Fit was widely praised, and the added 42mm option helped make the watch more comfortable for smaller wrists.
The watch is acceptable for casual tracking, but several reviews say it falls short for serious fitness use and can misread workout data.
At least one reviewer explicitly said the S70’s fitness and sensor data are as accurate as expected from Garmin.
GPS starts quickly and is usable, but accuracy is only decent overall and some runs were over-reported.
Reviewers repeatedly praised fast GPS lock and very accurate on-course yardages, with some comparisons landing within about a yard.
Broader health tracking is not a strength here, mainly because core sensor outputs—especially heart rate—can run high or low versus reference devices.
Health tracking was generally viewed as trustworthy, with reviewers calling the readings accurate in typical Garmin fashion.
Heart-rate accuracy is mixed at best: one review called it fine, but several others reported notable deviations versus chest straps, Apple Watch, Garmin, or Oura.
Heart-rate tracking was included in the praised sensor package, with one reviewer explicitly describing Garmin-level accuracy.
LTE is not supported.
Materials such as titanium, ceramic, and sapphire give the watch a premium feel.
Ceramic bezels and quality strap materials gave the watch a more premium feel than cheaper golf models.
Navigation with the crown and buttons is intuitive and efficient.
Navigation was mostly described as intuitive once learned, though one reviewer felt the interface had a steeper learning curve.
Music playback controls work well in the supported review.
Music controls are available, but some reviewers found them less immediate than on an Apple Watch.
The watch supports downloading songs and playlists for phone-free listening.
Reviewers confirmed on-watch music storage and offline playlist support from services like Spotify and Amazon Music.
Wear OS 2 drew criticism for feeling old or disjointed, while Wear OS 3 noticeably improved the experience.
The software experience is capable and feature rich, but several reviewers still preferred mainstream smartwatches for daily smartwatch polish.
Outdoor readability is strong, including in bright sunlight.
Outdoor readability was a clear strength, with reviewers repeatedly saying the screen stays visible in bright sunshine.
Pairing and reconnection were effortless in the clearest supported review.
Initial phone pairing was described as simple and straightforward in setup.
The Sports app can surface an estimated rest time after workouts, but recovery guidance is otherwise limited.
Body Battery, HRV, and readiness-style insights added useful recovery context, though not every reviewer found them equally valuable.
The clearest supported review reports generally reliable day-to-day connection behavior.
Core performance was strong, but one reviewer did flag missed shot detections as a reliability blemish.
Compared with mainstream rivals, reviewers note missing extras such as fall detection.
Offering both 42mm and 45mm sizes improves choice and wrist fit.
The new two-size lineup was seen as a meaningful improvement, especially for golfers who found earlier Garmin golf watches too large.
Native sleep tracking is absent in the supported reviews, so there is no sleep accuracy story to lean on.
Sleep tracking was viewed positively overall, with reviewers calling it strong and engaging enough to check regularly.
Notifications work well overall, with fuller interaction on Android than on iPhone.
Notifications are available and customizable to a degree, but multiple reviewers said they can feel distracting or limited versus Apple Watch behavior.
The E4 is consistently described as a well-rounded general smartwatch for notifications, apps, payments, and activity basics.
Beyond golf, reviewers consistently saw the S70 as a full-featured smartwatch with strong everyday usefulness.
Performance is consistently smooth, snappy, and low-lag across multiple reviews.
Software smoothness was mixed: some reviewers said the watch is enjoyable to use, while others found parts of the interface annoyingly clunky.
Step counts were broadly acceptable in one comparison, but another review found them about 1,000 steps high.
Stress tracking was repeatedly called useful, and at least two reviewers said the readings felt surprisingly accurate.
Style and design are major strengths, blending luxury watch cues with smartwatch practicality.
The S70’s styling was widely praised as modern, premium, and suitable away from the course.
Google Play access and installable apps give the watch meaningful third-party support.
Support for services like Spotify and Apple Music added useful flexibility beyond Garmin’s own apps.
Touch response feels quick, with no obvious lag in swipe interactions.
Touch response was generally good, but several reviewers said on-course map interaction can feel fiddly compared with the best smartwatches.
TAG Heuer’s UI layer is attractive, clear, and more premium-feeling than a plain stock experience.
The interface is functional and often intuitive, but some reviewers still found it less elegant than Apple Watch-style software.
Materials and design impress, but reviewers repeatedly say value is weak versus far cheaper smartwatches.
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.
Google Assistant was described as accurate and useful in the clearest supported review.
Watch faces are one of the biggest strengths: varied, polished, detailed, and very on-brand.
Watch faces were praised for looking better on the AMOLED screen and offering better everyday appeal than older golf watches.
With 50m water resistance, the E4 is suitable for swimming and general water exposure.
Reviewers cited shower and swim use plus a 5 ATM rating as evidence that the S70 handles water exposure confidently.
Wellness views cover steps, calories, heart rate, and daily activity in a visually appealing way, but the depth is basic.
Wellness insights were a major positive, especially when the watch explained what sleep, workout, and energy metrics actually meant.
Workout coverage is broad, with reviews mentioning running, walking, golf, swimming, cycling, and general or fitness modes.
The S70 supports a wide range of non-golf workouts, including running, swimming, cycling, yoga, and other activity profiles.