Average score
Product 1: Withings ScanWatch Nova
3.7
Product 2: Garmin Tactix 8
4.6
activity auto-detection
Product 1: Withings ScanWatch Nova
4.2

Automatic activity detection is often helpful and sometimes very reliable, though one reviewer noted that it can take a little while to recognize an activity.

Product 2: Garmin Tactix 8
No score yet
app ecosystem
Product 1: Withings ScanWatch Nova
4.5

The broader Withings ecosystem is a recurring strength, especially for users pairing the watch with scales, thermometers, or other Withings health devices.

Product 2: Garmin Tactix 8
4.8

Reviews describe a broad app selection, including over 50 applications and a vast widget/app list, indicating a feature-rich built-in software ecosystem.

band quality
Product 1: Withings ScanWatch Nova
4.0

The included bands are generally liked, especially the silicone and sport options, though the metal band can be trickier to fine-tune.

Product 2: Garmin Tactix 8
4.2

Band impressions are modestly positive. Reviews mention the stock silicone band, an upgraded silicone strap, and comfort that suits sports use.

battery life
Product 1: Withings ScanWatch Nova
4.4

Battery life is a major strength, with most reviewers seeing multi-week endurance, though heavier workout or connected-GPS use can shorten it.

Product 2: Garmin Tactix 8
4.6

Battery life is one of the product’s strongest themes. Reviews cite roughly 16 days on some AMOLED use, 20 days in comparison testing, and 29-30 days on larger or solar-focused scenarios.

blood oxygen tracking
Product 1: Withings ScanWatch Nova
3.9

SpO2 tracking is broadly seen as useful and easy to access, though one reviewer needed a few tries before the reading worked properly.

Product 2: Garmin Tactix 8
4.4

Reviews repeatedly list blood oxygen or oxygen saturation as part of the health suite, but they stop short of detailed validation beyond feature inclusion.

Bluetooth connectivity
Product 1: Withings ScanWatch Nova
3.0

Bluetooth-linked features work, but connectivity is not flawless. One review mentioned the app losing connection during workouts.

Product 2: Garmin Tactix 8
4.4

Bluetooth support is directly referenced through Bluetooth calling and voice-assistant use, indicating core wireless audio/phone connectivity is present.

brightness
Product 1: Withings ScanWatch Nova
4.0

Automatic brightness adjustment is appreciated, but the small display still is not ideal in every lighting situation.

Product 2: Garmin Tactix 8
4.6

Brightness feedback is favorable, with reviewers describing the screen as easy to read and slightly brighter than earlier models.

build quality
Product 1: Withings ScanWatch Nova
4.5

Build quality is consistently framed as premium and appropriate for the price, with reviewers highlighting the overall construction.

Product 2: Garmin Tactix 8
4.8

Build quality comes through as premium and rugged, with reviews repeatedly centering the titanium construction and hard-use intent.

button controls
Product 1: Withings ScanWatch Nova
3.0

Physical controls get the job done, but reviewers also mentioned awkward crown placement or bezel resistance.

Product 2: Garmin Tactix 8
4.5

Button feedback is generally positive because the controls are textured and easy to feel in the dark, though one reviewer preferred the older click feel.

call handling
Product 1: Withings ScanWatch Nova
2.0

Call handling is minimal. Reviewers mention call alerts or caller info, but calls still route through the phone and full phone-call support is missing.

Product 2: Garmin Tactix 8
4.6

Call features are well supported. Multiple reviews say the watch can make, receive, or answer calls when paired with a nearby phone.

calorie tracking usefulness
Product 1: Withings ScanWatch Nova
4.5

One reviewer specifically found estimated calories burned far more accurate than on Fitbit, suggesting the calorie data can be useful for day-to-day activity review.

Product 2: Garmin Tactix 8
4.6

One review specifically credits the watch with accurately calculating calorie consumption for weighted hiking, making the calorie data more useful for rucking-style training.

charging convenience
Product 1: Withings ScanWatch Nova
2.8

The charger works, but reviewers repeatedly criticize its cheap feel, awkward design, or lack of wireless convenience.

Product 2: Garmin Tactix 8
4.2

Charging convenience is only lightly covered, but one review explicitly notes magnetic charging.

charging speed
Product 1: Withings ScanWatch Nova
3.4

Charging is usually described as taking about two hours, though at least one review reported a notably faster full recharge.

Product 2: Garmin Tactix 8
4.8

Charging speed receives one clear positive mention: a full recharge is said to take about one hour.

coaching features
Product 1: Withings ScanWatch Nova
3.8

Coaching features exist mainly through Withings+, including goals, workouts, meal plans, and guided programs, so the coaching layer depends on the subscription.

Product 2: Garmin Tactix 8
4.8

Coaching support is described through workout suggestions, visual guidance, and daily training suggestions that help structure sessions and recovery decisions.

comfort
Product 1: Withings ScanWatch Nova
4.3

Comfort is generally very good, especially with lighter or sport bands, though one review had real issues with the metal band pinching or fitting poorly.

Product 2: Garmin Tactix 8
No score yet
companion app quality
Product 1: Withings ScanWatch Nova
4.4

The companion app is consistently praised for presenting data clearly, neatly, and in a way that is easy to understand.

Product 2: Garmin Tactix 8
4.7

Garmin Connect is described positively, with reviewers highlighting personalized dashboards and easy route/app syncing into the watch experience.

contactless payments
Product 1: Withings ScanWatch Nova
1.0

Review coverage explicitly notes that digital payment support is not included, so contactless payments are a known weakness.

Product 2: Garmin Tactix 8
4.4

Contactless payments are clearly supported through NFC and Garmin Pay mentions across several reviews, with no major caveats called out.

cross-platform compatibility
Product 1: Withings ScanWatch Nova
5.0

Cross-platform support is strong, with explicit Android and iOS compatibility in the reviews.

Product 2: Garmin Tactix 8
No score yet
customization options
Product 1: Withings ScanWatch Nova
4.2

Reviews note useful customization for screen order, workout order, and display functions, even if the overall smartwatch feature set stays simple.

Product 2: Garmin Tactix 8
4.7

Customization is a strength. Reviews mention custom strength plans, flexible submenus/settings, and the ability to swap band colors and looks.

display quality
Product 1: Withings ScanWatch Nova
4.2

The small grayscale OLED is generally sharp and legible, though its size naturally limits how much information it can show.

Product 2: Garmin Tactix 8
4.8

Display quality is a major highlight. Reviews describe a high-definition or bright AMOLED screen with better contrast, color, and clarity.

durability
Product 1: Withings ScanWatch Nova
4.5

Early durability impressions are strong, including one reviewer whose watch still looked pristine after rough travel and family handling.

Product 2: Garmin Tactix 8
4.8

Durability is one of the clearest positives, with reviewers pointing to military-grade claims, harsh-condition use, and a like-new state after rough outings.

ECG functionality
Product 1: Withings ScanWatch Nova
4.3

ECG is one of the watch’s standout features, with multiple reviewers calling it easy to use and one noting that it agreed with a medical examination.

Product 2: Garmin Tactix 8
4.4

Reviews confirm ECG support and mention it alongside other advanced sensors, but they do not provide deep testing beyond availability and general inclusion.

fit
Product 1: Withings ScanWatch Nova
3.5

Fit can be excellent once adjusted, but metal-band sizing is not foolproof and may take some patience.

Product 2: Garmin Tactix 8
No score yet
fitness tracking accuracy
Product 1: Withings ScanWatch Nova
4.0

Fitness tracking is generally credible for everyday use, but reviewers frame the Nova as stronger for broad health tracking than for detailed sport analysis.

Product 2: Garmin Tactix 8
No score yet
GPS accuracy
Product 1: Withings ScanWatch Nova
3.3

Connected GPS can track workouts accurately when paired with a phone, but one review also reported gaps after the app lost connection to the watch.

Product 2: Garmin Tactix 8
4.8

GPS performance is a standout. Reviews describe precise location tracking, precise route recording, multi-band accuracy, and strong mapping/navigation support.

health tracking accuracy
Product 1: Withings ScanWatch Nova
4.5

Reviews repeatedly describe the recorded health data as accurate or comparable to other smartwatches and even medical devices, though some sleep and workout details can still be imperfect.

Product 2: Garmin Tactix 8
No score yet
heart rate accuracy
Product 1: Withings ScanWatch Nova
4.5

Heart-rate tracking is a clear strength, with one reviewer saying average heart rate deviated by only one point and another calling the heart-rate results accurate against other smartwatches.

Product 2: Garmin Tactix 8
4.7

Across multiple reviews, heart rate tracking is described as more accurate in motion and very close to chest-strap results, with only minimal deviations noted.

materials quality
Product 1: Withings ScanWatch Nova
4.5

Stainless steel, sapphire, and other premium materials are repeated selling points across reviews.

Product 2: Garmin Tactix 8
4.8

Materials quality is strongly supported by repeated mentions of sapphire crystal or sapphire lens protection and titanium hardware.

menu navigation
Product 1: Withings ScanWatch Nova
4.5

Crown-based menu navigation is widely praised as easy and intuitive, especially for a watch without touchscreen input.

Product 2: Garmin Tactix 8
4.4

One reviewer specifically calls the updated map/navigation flow more user friendly, suggesting menu navigation is easier to work through than before.

music controls
Product 1: Withings ScanWatch Nova
1.0

Music controls are explicitly described as absent in review coverage.

Product 2: Garmin Tactix 8
4.4

One review explicitly says you can control your phone’s music, confirming basic music-control functionality from the watch.

onboard music storage
Product 1: Withings ScanWatch Nova
No score yet
Product 2: Garmin Tactix 8
4.6

Offline listening is well supported. Reviews mention internal storage plus the ability to load music or podcasts directly onto the watch.

outdoor visibility
Product 1: Withings ScanWatch Nova
3.2

Outdoor visibility is mixed. Some reviewers found the display readable in sunlight, while others wanted better direct-sun performance or less reflection.

Product 2: Garmin Tactix 8
4.7

Outdoor visibility is repeatedly praised. Reviews say the screen remains clear in bright sunlight and is easy to read outside.

pairing reliability
Product 1: Withings ScanWatch Nova
4.8

Pairing and syncing are generally smooth, with reviewers describing setup as simple and app sync as seamless.

Product 2: Garmin Tactix 8
4.7

Setup and pairing are lightly but positively covered, with one reviewer calling initial smartwatch setup literally a breeze.

recovery insights
Product 1: Withings ScanWatch Nova
No score yet
Product 2: Garmin Tactix 8
4.7

Recovery is a recurring strength, with reviews citing recovery tracking, remaining recovery time, suggested recovery times, and training-readiness style guidance.

reliability
Product 1: Withings ScanWatch Nova
No score yet
Product 2: Garmin Tactix 8
4.9

Reliability is not widely stress-tested in detail, but one review directly frames the watch around reliability, precision, and durability.

safety features
Product 1: Withings ScanWatch Nova
4.3

Safety-oriented health features are strong, with reviews calling out ECG, AFib-related detection, and illness-warning style monitoring as meaningful positives.

Product 2: Garmin Tactix 8
4.8

Safety and security features are a defining differentiator, with repeated mentions of stealth mode and a kill switch that erases stored data.

size options
Product 1: Withings ScanWatch Nova
2.0

Size flexibility is limited on the main Nova, with one review specifically pointing out that it comes in only one 42mm size.

Product 2: Garmin Tactix 8
4.6

Reviews confirm multiple size options, with several sizes/styles available and repeated mention of two primary case sizes.

sleep tracking accuracy
Product 1: Withings ScanWatch Nova
3.5

Sleep tracking is useful but inconsistent. Some reviewers found it accurate, while others saw missed sleep periods or questioned the precision of the sleep readings.

Product 2: Garmin Tactix 8
4.5

One long-term reviewer says the sleep results were consistent with lived experience, which supports the watch’s sleep tracking as directionally reliable.

smartphone notifications
Product 1: Withings ScanWatch Nova
3.4

Notifications work best as simple alerts. Some reviewers were satisfied with them, but others found the scrolling text too limited or too fast to be truly useful.

Product 2: Garmin Tactix 8
4.5

One review explicitly mentions smart notifications for messages, emails, and calendar alerts, supporting the watch’s everyday phone-connected utility.

smartwatch features
Product 1: Withings ScanWatch Nova
3.0

Smartwatch features are intentionally basic, covering essentials like alerts, timers, alarms, and stopwatches rather than a full smartwatch experience.

Product 2: Garmin Tactix 8
4.8

Reviewers frame the Tactix 8 as more than a niche tactical device, with one calling it an everything watch and another noting standard smartwatch capabilities.

software smoothness
Product 1: Withings ScanWatch Nova
No score yet
Product 2: Garmin Tactix 8
4.2

Software smoothness trends positive but not perfect. One reviewer says lag concerns did not materialize, while another noticed slightly weaker touch pickup than the prior model.

step counting accuracy
Product 1: Withings ScanWatch Nova
4.3

Step counting is generally praised as accurate, and reviewers liked the clear progress feedback built into the watch experience.

Product 2: Garmin Tactix 8
No score yet
stress tracking
Product 1: Withings ScanWatch Nova
No score yet
Product 2: Garmin Tactix 8
4.4

One review says the watch includes stress monitoring with personalized relaxation suggestions, framing it as a practical daily wellness tool.

style and design
Product 1: Withings ScanWatch Nova
4.9

Style is one of the Nova’s biggest strengths. Reviews repeatedly describe it as elegant, premium, and convincingly watch-like rather than gadget-like.

Product 2: Garmin Tactix 8
4.8

Styling is a real draw, with reviewers emphasizing the rugged outdoor look and distinctive blacked-out tactix design.

third-party app support
Product 1: Withings ScanWatch Nova
1.5

Third-party app support is a clear weak point, with reviewers explicitly saying to look elsewhere if that matters to you.

Product 2: Garmin Tactix 8
4.4

Third-party support is explicitly backed by Spotify and Amazon Music mentions, showing that outside services are part of the watch experience.

touchscreen responsiveness
Product 1: Withings ScanWatch Nova
1.0

There is no touchscreen, so all interaction depends on the crown and physical controls.

Product 2: Garmin Tactix 8
4.7

Touch response is directly praised by one reviewer, who says the touchscreen feels quite nice during everyday use and setup.

user interface
Product 1: Withings ScanWatch Nova
4.3

The stripped-back interface is easy to learn and use, especially for buyers who prefer simplicity over app-heavy smartwatch layouts.

Product 2: Garmin Tactix 8
4.5

User-interface commentary is modest but positive, with reviewers noting a slightly different UI and consistent interface behavior across versions.

value for money
Product 1: Withings ScanWatch Nova
3.1

Value is mixed. Reviewers praise the finish, battery life, and health tools, but many also flag the high price and stronger feature-per-dollar alternatives.

Product 2: Garmin Tactix 8
2.9

Value for money is the main weak point. Multiple reviews call out the hefty price, making the watch easier to justify for niche or demanding users than for casual buyers.

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

Voice support is presented as useful rather than deeply reviewed: reviewers mention built-in voice commands and access to the phone’s voice assistant.

watch face quality
Product 1: Withings ScanWatch Nova
4.3

The analog face and lume are well liked, and reviewers describe the watch face itself as premium.

Product 2: Garmin Tactix 8
No score yet
water resistance
Product 1: Withings ScanWatch Nova
4.5

Water resistance is a strong point, with repeated 10ATM mentions and support for swimming and similar water use.

Product 2: Garmin Tactix 8
4.7

Water resistance is broadly supported, with reviews citing 100-meter resistance and dive readiness down to 40 meters depending on use case.

wellness insights
Product 1: Withings ScanWatch Nova
4.1

Wellness insights are a real strength, with reviewers calling out health scores, actionable guidance, and broader wellness tools instead of just raw metrics.

Product 2: Garmin Tactix 8
4.5

Reviews mention body battery, respiration, jet-lag guidance, and light/sleep/exercise suggestions, showing that wellness insights go beyond raw training stats.

workout tracking variety
Product 1: Withings ScanWatch Nova
3.0

Workout coverage is mixed: one review cites more than 40 sport modes, but others describe exercise tracking as limited or less comprehensive than dedicated fitness watches.

Product 2: Garmin Tactix 8
4.8

Workout coverage is exceptionally broad. Reviews mention rucking plus dozens of built-in workout programs and roughly 80 or more sports modes and profiles.