Compare Withings ScanWatch 2 vs Garmin Tactix 8

P1 Withings ScanWatch 2
P2 Garmin Tactix 8

Comparison Takeaways

Withings ScanWatch 2

Where It Has the Edge

  • ECG functionality is 4.4 vs 4.1. ECG functionality was one of the strongest health features, repeatedly described as medical-grade, easy to use, FDA-approved, or...
  • pairing reliability is 4.6 vs 4.3. Pairing and connection reliability were praised in the reviews that discussed setup, including instant pairing, straightforward setup, and...

Garmin Tactix 8

Where It Has the Edge

  • onboard music storage is 4.4 vs 1.0. Onboard music storage was a clear feature, with offline music, podcasts, Spotify/Amazon music, and local storage repeatedly mentioned.
  • music controls is 4.4 vs 1.0. Music controls were supported through phone music control, Bluetooth headphones, and playback from the watch.
  • touchscreen responsiveness is 4.3 vs 1.0. Touchscreen responsiveness was mostly positive, with reviewers liking the interface and responsiveness, though one Tactix 7 upgrader found...
  • contactless payments is 4.3 vs 1.0. Contactless payments were explicitly supported through NFC, Garmin Pay, or Gin Pay mentions in several reviews.
Average score
Product 1: Withings ScanWatch 2
3.3
Product 2: Garmin Tactix 8
4.3
activity auto-detection
Product 1: Withings ScanWatch 2
3.3

Reviewers found auto-detection useful in concept but inconsistent in practice, with some praising automatic walking/running recognition and others reporting flaky, false, or missing detection.

Product 2: Garmin Tactix 8
3.8

Surf-style tracking was described as starting automatically once a speed threshold was reached, though the reviewer noted small gaps at the beginning and end.

app ecosystem
Product 1: Withings ScanWatch 2
3.7

The broader ecosystem is strongest for people already using Withings or health-platform integrations, though app changes and paid layers made the experience less universally satisfying.

Product 2: Garmin Tactix 8
4.4

The app story is broad, with Garmin Connect, Applied Ballistics, AB Quantum, Spotify/Amazon music support, widgets, and AllTrails or map-related use mentioned.

band quality
Product 1: Withings ScanWatch 2
3.3

Band impressions were split: several reviewers liked the fluoroelastomer or silicone strap, while others found it itchy, slippery, or poorly fitted enough to replace.

Product 2: Garmin Tactix 8
3.3

Band feedback was mixed: stock silicone was acceptable or improved, while Garmin's tactical nylon band drew repeated complaints about cost, stiffness, odor, or quality.

battery life
Product 1: Withings ScanWatch 2
4.6

Battery life was the most consistently praised attribute, with reviewers regularly getting multiple weeks and sometimes close to a month between charges.

Product 2: Garmin Tactix 8
4.6

Battery life was one of the strongest themes, with reviewers citing multi-week AMOLED use and even longer solar runtimes, though always-on AMOLED reduced endurance.

blood oxygen tracking
Product 1: Withings ScanWatch 2
4.0

Blood oxygen support was widely noted as a useful health feature, though reviewers varied from calling readings accurate to noting occasional inconclusive or basic behavior.

Product 2: Garmin Tactix 8
4.2

Blood oxygen support was mentioned as part of the health suite, including respiratory-health context and oxygen saturation readings.

Bluetooth connectivity
Product 1: Withings ScanWatch 2
3.2

Bluetooth-connected use is functional for phone pairing and connected GPS, but the watch depends on the phone/app rather than offering a fully independent connection experience.

Product 2: Garmin Tactix 8
4.1

Bluetooth was mainly discussed through Bluetooth calling, headphones, and wireless modes; reviewers treated it as present and useful rather than a standout.

brightness
Product 1: Withings ScanWatch 2
3.7

Brightness was generally adequate and sometimes praised, but one reviewer found the small screen harder to see in bright light.

Product 2: Garmin Tactix 8
4.5

Brightness was praised across the flashlight, AMOLED screen, and visibility, with reviewers calling the display bright and the flashlight practically useful.

build quality
Product 1: Withings ScanWatch 2
4.5

Build quality was a clear strength, with repeated praise for the stainless case, solid feel, and premium analog-watch construction.

Product 2: Garmin Tactix 8
4.6

Build quality was consistently strong, with titanium, sapphire, military-grade construction, leakproof buttons, and rugged design emphasized, though one reviewer noticed bezel wear.

button controls
Product 1: Withings ScanWatch 2
4.0

The crown-based controls were usually seen as simple and tactile, though the one-button design can feel limiting compared with touch-first smartwatches.

Product 2: Garmin Tactix 8
4.2

Button feedback was generally positive for texture, underwater use, and usability, but some Tactix 7 upgraders missed the older tactile click.

call handling
Product 1: Withings ScanWatch 2
1.3

Call handling is minimal: reviewers repeatedly noted that the watch can show or alert for calls but cannot take or answer them from the wrist.

Product 2: Garmin Tactix 8
4.4

Call handling was consistently supported when paired with a nearby phone, with reviewers calling it useful for runs, cycling, or everyday use.

calorie tracking usefulness
Product 1: Withings ScanWatch 2
3.3

Calorie data appears as part of workout or activity summaries, but reviewers treated it as basic supporting information rather than a standout coaching metric.

Product 2: Garmin Tactix 8
4.1

Calorie tracking was tied to rucking and pack-weight support; reviewers liked the idea, though one questioned how much pack weight changed calorie estimates beyond heart rate.

charging convenience
Product 1: Withings ScanWatch 2
3.5

Charging convenience was mixed: the newer cradle is more secure for some reviewers, while others found the proprietary dock flimsy, fiddly, or clunky.

Product 2: Garmin Tactix 8
3.6

Charging convenience was mixed: magnetic or infrequent charging helped, but reviewers disliked the proprietary cable and one wanted an extra charger on hand.

charging speed
Product 1: Withings ScanWatch 2
4.1

Charging speed was consistently acceptable, with reviewers generally reporting roughly 90 minutes to two hours for a full charge.

Product 2: Garmin Tactix 8
4.5

Charging speed was positive where tested, with one review citing about one hour and another charging from 17 percent to full in under two hours.

coaching features
Product 1: Withings ScanWatch 2
3.0

Coaching features mostly live in the app or Withings+; reviewers liked some gentle prompts and sleep tips but often questioned the subscription's value.

Product 2: Garmin Tactix 8
4.5

Coaching features were a strength, including personal-trainer framing, training readiness, workout suggestions, strength plans, stamina, and recovery guidance.

comfort
Product 1: Withings ScanWatch 2
4.2

Comfort was usually good for all-day wear, helped by the lighter hybrid design, though sleep comfort and strap fit were not consistent for everyone.

Product 2: Garmin Tactix 8
4.2

Comfort was acceptable for long wear despite the large case, with silicone or UltraFit-style bands preferred over the tactical nylon strap.

companion app quality
Product 1: Withings ScanWatch 2
3.5

The companion app drew mixed reviews: it can show detailed health data and reports, but reviewers also criticized glitches, busy layout, and unclear insights.

Product 2: Garmin Tactix 8
4.5

Garmin Connect was repeatedly described as useful for setup, dashboards, settings, activity syncing, reports, and reviewing detailed workout data.

contactless payments
Product 1: Withings ScanWatch 2
1.0

Contactless payments are effectively absent, with multiple reviewers explicitly noting no payment support.

Product 2: Garmin Tactix 8
4.3

Contactless payments were explicitly supported through NFC, Garmin Pay, or Gin Pay mentions in several reviews.

cross-platform compatibility
Product 1: Withings ScanWatch 2
4.2

Cross-platform support is a strength, with reviewers citing iOS, Android, Apple Health, Google Fit or Health Connect compatibility.

Product 2: Garmin Tactix 8
4.3

Cross-platform support appeared through phone-paired assistants including Siri, Bixby, and Google Assistant, plus compatible-smartphone calling and voice features.

customization options
Product 1: Withings ScanWatch 2
3.4

Customization is decent for bands, sizes, colors, menus, and app-controlled screens, but limited for watch faces and deeper interface changes.

Product 2: Garmin Tactix 8
4.4

Customization was broad, covering watch faces, wristbands, data fields, night-vision settings, hotkeys, pack weight, and other individual settings.

display quality
Product 1: Withings ScanWatch 2
3.7

Display quality is sharp and readable for its size, but the tiny grayscale screen remains a major limitation for messages and rich fitness data.

Product 2: Garmin Tactix 8
4.6

Display quality was praised for AMOLED sharpness, contrast, color, brightness, and readable mapping, while MIP was valued for battery and sunlight.

durability
Product 1: Withings ScanWatch 2
4.6

Durability was praised thanks to sapphire glass, stainless steel, water resistance, and reports of no visible scratches after use.

Product 2: Garmin Tactix 8
4.7

Durability was one of the clearest strengths, with military standards, dive ratings, water resistance, scratch resistance, and real-world hard use cited.

ECG functionality
Product 1: Withings ScanWatch 2
4.4

ECG functionality was one of the strongest health features, repeatedly described as medical-grade, easy to use, FDA-approved, or shareable with doctors.

Product 2: Garmin Tactix 8
4.1

ECG was mentioned as part of the watch's premium health hardware or smart features.

fit
Product 1: Withings ScanWatch 2
2.9

Fit depended heavily on wrist size and strap choice: some reviewers found it lighter and comfortable, while others found the case or supplied strap awkward.

Product 2: Garmin Tactix 8
3.8

Fit was less extensively discussed, but one long-term user noted the 51 mm watch is thick on the wrist.

fitness tracking accuracy
Product 1: Withings ScanWatch 2
3.6

Fitness tracking accuracy was mixed, with some strong heart-rate and pace comparisons but enough missing, incomplete, or high-intensity issues to keep it from sports-watch territory.

Product 2: Garmin Tactix 8
4.4

Fitness tracking accuracy was generally positive for workouts and heart-rate/GPS-related tracking, though strength training accuracy was treated as harder.

GPS accuracy
Product 1: Withings ScanWatch 2
2.3

GPS was a recurring weakness because most reviewers reported no built-in GPS and reliance on phone-connected GPS, despite some acceptable connected-GPS results.

Product 2: Garmin Tactix 8
4.6

GPS accuracy was repeatedly praised, with multi-band GPS, precise route tracking, maps, off-trail alerts, and navigation reliability appearing across reviews.

health tracking accuracy
Product 1: Withings ScanWatch 2
3.8

Health tracking accuracy was broadly promising for core metrics, but confidence varied due to sleep, heart-rate, and app-data inconsistencies.

Product 2: Garmin Tactix 8
4.4

Health tracking was broad and generally positive, covering overall health metrics, body battery, heart rate, sleep, training tools, and wellness monitoring.

heart rate accuracy
Product 1: Withings ScanWatch 2
3.2

Heart-rate accuracy was inconsistent: some tests matched straps or other devices closely, while others found daytime, swim, or high-intensity readings unreliable.

Product 2: Garmin Tactix 8
4.5

Heart-rate accuracy was usually strong, with reviewers noting minimal deviations or improved sensors, though strength training remained a tougher case.

LTE connectivity
Product 1: Withings ScanWatch 2
No score yet
Product 2: Garmin Tactix 8
1.0

LTE was a weakness: one reviewer explicitly noted the watch does not have built-in LTE or carrier service.

materials quality
Product 1: Withings ScanWatch 2
4.6

Materials quality was consistently strong, with repeated praise for stainless steel, sapphire glass, premium build materials, and high-grade construction.

Product 2: Garmin Tactix 8
4.7

Materials quality was repeatedly praised through sapphire crystal, titanium bezels, durable coating, and high-end construction.

menu navigation
Product 1: Withings ScanWatch 2
3.2

Menu navigation was understandable once learned, but reviewers often described scrolling, submenus, or crown-only navigation as clunky or tedious.

Product 2: Garmin Tactix 8
4.5

Menu navigation was generally considered easy or user-friendly, with Garmin's setup guidance and drill-down menus helping despite the dense feature set.

music controls
Product 1: Withings ScanWatch 2
1.0

Music controls are absent, and reviewers repeatedly mentioned the lack as part of the watch's limited smartwatch feature set.

Product 2: Garmin Tactix 8
4.4

Music controls were supported through phone music control, Bluetooth headphones, and playback from the watch.

onboard music storage
Product 1: Withings ScanWatch 2
1.0

Onboard music storage is not supported; the only direct reviewer mention grouped offline music among missing smartwatch features.

Product 2: Garmin Tactix 8
4.4

Onboard music storage was a clear feature, with offline music, podcasts, Spotify/Amazon music, and local storage repeatedly mentioned.

operating system experience
Product 1: Withings ScanWatch 2
4.0

The HealthSense software platform was presented as modern and health-focused, supporting the newer temperature and wellness tracking features.

Product 2: Garmin Tactix 8
4.4

The operating system experience was described as feature-rich and close to the Fenix 8 platform, with newer microphone/speaker and UI changes adding smartwatch behavior.

outdoor visibility
Product 1: Withings ScanWatch 2
3.6

Outdoor visibility was serviceable overall, with some reviewers calling the display readable outdoors and others finding bright-light viewing harder.

Product 2: Garmin Tactix 8
4.5

Outdoor visibility was positive, especially for MIP in direct sunlight and AMOLED readability during outdoor map use.

pairing reliability
Product 1: Withings ScanWatch 2
4.6

Pairing and connection reliability were praised in the reviews that discussed setup, including instant pairing, straightforward setup, and a rock-solid app connection.

Product 2: Garmin Tactix 8
4.3

Pairing reliability was lightly but positively supported through easy setup and easy loading or syncing through Garmin Connect.

recovery insights
Product 1: Withings ScanWatch 2
4.0

Recovery insights are a meaningful upgrade, especially through HRV and temperature tracking, though some recovery-related features or analysis remain basic or subscription-tied.

Product 2: Garmin Tactix 8
4.5

Recovery insights were a strength, with recovery time, sleep/recovery tracking, HRV-style widgets, and Garmin training recommendations cited.

reliability
Product 1: Withings ScanWatch 2
2.3

Reliability was a concern in several reviews, especially around app syncing, missed notifications, sleep misclassification, and confidence in sensor output.

Product 2: Garmin Tactix 8
4.7

Reliability was presented as strong overall, with reviewers citing new-like performance, robust design, and software that performed well in real-world use.

safety features
Product 1: Withings ScanWatch 2
4.1

Safety features are a strength, with reviewers citing temperature alerts, overheating warnings, sleep-apnea detection, AFib/ECG support, and related health alerts.

Product 2: Garmin Tactix 8
4.6

Safety features stood out through stealth mode, kill switch, night vision, off-trail alerts, and emergency data-wipe functionality.

size options
Product 1: Withings ScanWatch 2
4.3

Size options were well covered, with repeated mentions of 38mm and 42mm cases, though reviewers differed on which size best fit smaller wrists.

Product 2: Garmin Tactix 8
4.5

Size options improved over prior Tactix models, with 47 mm and 51 mm AMOLED choices plus 51 mm solar variants repeatedly mentioned.

sleep tracking accuracy
Product 1: Withings ScanWatch 2
3.1

Sleep tracking accuracy was mixed: some reviewers found it comparable or useful, while others reported missed sleep, overestimates, or poor handling of wake periods.

Product 2: Garmin Tactix 8
4.3

Sleep tracking was treated as useful and reasonably consistent, with sleep scores, sleep coach, and long-term sleep tracking discussed.

smartphone notifications
Product 1: Withings ScanWatch 2
2.6

Smartphone notifications are limited by the small scrolling display and inconsistent delivery, useful for quick glances but poor for long messages or interaction.

Product 2: Garmin Tactix 8
4.3

Smartphone notifications were supported through messages, email, calendar alerts, texts, and stock alerts when paired with a phone.

smartwatch features
Product 1: Withings ScanWatch 2
2.1

Smartwatch features are intentionally sparse, with reviewers repeatedly describing the ScanWatch 2 as more watch or tracker than full smartwatch.

Product 2: Garmin Tactix 8
4.7

Smartwatch features were extensive, including calls, payments, notifications, maps, health tools, flashlight, voice, and general daily-use functions.

software smoothness
Product 1: Withings ScanWatch 2
2.8

Software smoothness received limited direct evidence, with one reviewer finding the app decent but inconsistent enough to need fixes.

Product 2: Garmin Tactix 8
4.4

Software smoothness was mostly positive, with reviewers calling the watch faster, more responsive, and free of clunkiness or delay in normal use.

step counting accuracy
Product 1: Withings ScanWatch 2
3.6

Step counting was generally acceptable but not perfectly aligned with other devices, with reviewers describing it as precise, conservative, or occasionally uneven.

Product 2: Garmin Tactix 8
4.2

Step counting was part of the daily dashboard and broader health tracking, with reviewers using steps as a visible daily metric.

stress tracking
Product 1: Withings ScanWatch 2
3.0

Stress tracking is indirect rather than a full stress platform, relying on HRV, recovery, and breathing data while lacking richer readiness-style stress features.

Product 2: Garmin Tactix 8
4.3

Stress tracking was mentioned as part of Garmin's health tools, with relaxation suggestions tied to emotional management.

style and design
Product 1: Withings ScanWatch 2
4.5

Style and design were the strongest consensus positives, with reviewers repeatedly praising the traditional analog look, premium elegance, and subtle hybrid design.

Product 2: Garmin Tactix 8
4.4

Style and design were praised often, especially the blacked-out tactical look, flatter bezel, premium feel, and compliments from others.

third-party app support
Product 1: Withings ScanWatch 2
1.0

Third-party app support is essentially absent on the watch itself, even though the phone app can share health data with outside platforms.

Product 2: Garmin Tactix 8
4.1

Third-party app support appeared through Komoot route loading and music services, though it was not the deepest review theme.

touchscreen responsiveness
Product 1: Withings ScanWatch 2
1.0

Touchscreen responsiveness scores low because the ScanWatch 2 does not have a touchscreen; interaction relies on the crown and small display.

Product 2: Garmin Tactix 8
4.3

Touchscreen responsiveness was mostly positive, with reviewers liking the interface and responsiveness, though one Tactix 7 upgrader found the solar touchscreen slightly worse.

user interface
Product 1: Withings ScanWatch 2
3.7

The user interface is simple and elegant for basic health data, but constrained by the small screen and crown-only interaction.

Product 2: Garmin Tactix 8
4.4

The user interface was generally praised as user-friendly and easy to navigate, even for users new to smartwatches, despite dense menus.

value for money
Product 1: Withings ScanWatch 2
2.9

Value for money was mixed to weak: reviewers liked the premium health-watch concept but often questioned the price versus smarter or cheaper alternatives.

Product 2: Garmin Tactix 8
3.2

Value for money was mixed: reviewers often thought the watch delivered for serious users, but the high price repeatedly limited its appeal.

voice assistant quality
Product 1: Withings ScanWatch 2
No score yet
Product 2: Garmin Tactix 8
4.3

Voice assistant quality was positive for issuing watch commands or using a phone assistant, though it remains phone-paired for broader assistant functions.

watch face quality
Product 1: Withings ScanWatch 2
4.5

The watch face quality was praised for its traditional analog appearance, secondary step dial, and discreet hybrid integration.

Product 2: Garmin Tactix 8
4.3

Watch face quality was positive where discussed, with customizable watch faces and extra Tactix faces mentioned.

water resistance
Product 1: Withings ScanWatch 2
4.3

Water resistance is a clear plus, with reviewers repeatedly citing 5ATM protection, swimming, shower, or 50-meter suitability.

Product 2: Garmin Tactix 8
4.6

Water resistance was a major strength, with 40 m diving support, 100 m/10 ATM ratings, leakproof buttons, swimming, and scuba/apnea use cited.

wellness insights
Product 1: Withings ScanWatch 2
3.9

Wellness insights are broad and health-focused, but reviewers split on whether the free app and Withings+ make the data actionable enough.

Product 2: Garmin Tactix 8
4.5

Wellness insights were broad, covering Body Battery, sleep analysis, health metrics, recovery tracking, heart rate, and wellness monitoring.

Wi-Fi connectivity
Product 1: Withings ScanWatch 2
No score yet
Product 2: Garmin Tactix 8
4.0

Wi-Fi was mentioned mainly as part of wireless connectivity that stealth mode disables, so evidence supports presence but not detailed performance.

workout tracking variety
Product 1: Withings ScanWatch 2
3.6

Workout variety is respectable for casual users, with 30 to around 50 activities mentioned, but the depth and athlete-focused metrics remain limited.

Product 2: Garmin Tactix 8
4.6

Workout tracking variety was extensive, with rucking, hiking, strength, swimming, diving, hunting, archery, parachuting, and over 80 sports modes mentioned.