Average score
Product 1: Garmin Venu Sq 2
3.7
Product 2: OnePlus Watch 3
3.9
activity auto-detection
Product 1: Garmin Venu Sq 2
3.5

One review says the watch can log bouts of elevated activity automatically, but those passive records are less detailed than starting a dedicated workout mode.

Product 2: OnePlus Watch 3
4.2

Auto workout detection is present and at least one review called out reliable automatic detection for common activities.

app ecosystem
Product 1: Garmin Venu Sq 2
3.0

Reviews describe Connect IQ as a real app ecosystem with apps, watch faces, widgets, and data fields, but they also note it is far behind Apple and Google in breadth and polish.

Product 2: OnePlus Watch 3
4.5

Wear OS gives the watch a broad app ecosystem, with reviewers highlighting access to many apps rather than a locked-down platform.

band quality
Product 1: Garmin Venu Sq 2
3.5

Band feedback is mixed: one reviewer found the silicone strap notably more comfortable than rival bands, while another found it stiff and uncomfortable during exercise.

Product 2: OnePlus Watch 3
3.3

Band quality is mixed: the 46mm model’s fluoro-rubber strap was viewed as solid and integrated well, while a 43mm reviewer called that model’s strap basic.

battery life
Product 1: Garmin Venu Sq 2
4.6

Battery life is a standout. Multiple reviews report roughly nine to eleven days of regular use, with the caveat that always-on display use cuts endurance sharply.

Product 2: OnePlus Watch 3
4.4

Battery life is the standout strength, with the 46mm model repeatedly lasting about 4-5 days, though the 43mm version falls closer to 2-2.5 days per charge.

blood oxygen tracking
Product 1: Garmin Venu Sq 2
3.9

Pulse Ox support is flexible, with on-demand and broader tracking options, but one review found the readings slightly low versus Apple Watch measurements.

Product 2: OnePlus Watch 3
4.5

Blood oxygen tracking is widely available, and one hands-on test explicitly found the SpO2 reading matched a reference device.

Bluetooth connectivity
Product 1: Garmin Venu Sq 2
4.4

Bluetooth support is strong, with wireless headphone pairing plus ANT+ and Bluetooth Smart support for sensors and accessories.

Product 2: OnePlus Watch 3
3.9

Bluetooth connectivity is standard rather than expansive, but at least one reviewer reported stable connections with no drop or latency issues.

brightness
Product 1: Garmin Venu Sq 2
4.0

Brightness gets mostly positive remarks, especially at night, though outdoor readability is not perfect in every review and can require a squint in bright sun.

Product 2: OnePlus Watch 3
4.8

Display brightness is a clear win, with multiple reviews citing the 2,200-nit panel and strong daylight readability.

build quality
Product 1: Garmin Venu Sq 2
3.5

Build quality is solid but not luxurious. Reviewers like the aluminum bezel and overall look, while also noting the watch feels less premium than pricier Garmins.

Product 2: OnePlus Watch 3
4.5

Build quality is generally praised, with reviewers describing the watch as solid and well built.

button controls
Product 1: Garmin Venu Sq 2
3.5

The two-button setup works, and one review says the buttons are easy to use even with gloves, but another found the control scheme a bit clunky at first.

Product 2: OnePlus Watch 3
3.7

The rotating crown and buttons are much improved overall, though one reviewer still disliked how useful the hardware buttons were during workouts.

call handling
Product 1: Garmin Venu Sq 2
1.1

Calling is a clear weakness. Reviews explicitly say the Venu Sq 2 lacks the speaker and microphone features needed for proper wrist-based calls.

Product 2: OnePlus Watch 3
3.5

Calls work directly from the watch and are generally serviceable, but multiple reviewers noted that speaker volume is limited.

calorie tracking usefulness
Product 1: Garmin Venu Sq 2
3.9

Calories and intensity metrics cover the basics well, and Garmin’s activity modes apply sport-specific calorie calculations, though reviewers do not present this as a standout differentiator.

Product 2: OnePlus Watch 3
2.0

Calorie tracking usefulness drew criticism in one review that said the watch awarded calorie progress too easily.

charging convenience
Product 1: Garmin Venu Sq 2
3.3

Charging convenience is mixed: one review says the cable connects securely, while another criticizes the proprietary charger design.

Product 2: OnePlus Watch 3
4.5

Charging convenience is strong thanks to a magnetically attached dock that seats easily and, in some reviews, a handy USB-C-based cradle design.

charging speed
Product 1: Garmin Venu Sq 2
4.0

One review says the watch can recharge to full in under an hour, suggesting solid charging speed.

Product 2: OnePlus Watch 3
4.8

Charging speed is consistently praised, with full charges often taking under an hour and short top-ups delivering a day of use.

coaching features
Product 1: Garmin Venu Sq 2
4.5

Garmin Coach and training plans are a real strength. Reviews say plans adapt over time and downloadable guidance adds meaningful coaching value.

Product 2: OnePlus Watch 3
3.3

Coaching features are present but uneven: one review liked the exercise-intensity guidance, while another wanted more actionable tips.

comfort
Product 1: Garmin Venu Sq 2
3.8

Comfort is generally good thanks to the low weight and slim case, especially for sleep wear, but the stock silicone strap does not suit everyone.

Product 2: OnePlus Watch 3
3.3

Comfort is divisive: some reviewers found the watch comfortable, but repeated complaints about bulk and wrist feel remain part of the experience.

companion app quality
Product 1: Garmin Venu Sq 2
3.1

The Garmin Connect app is powerful but divisive. Some reviews praise the depth and presentation, while others say settings and metrics are buried and newcomer-unfriendly.

Product 2: OnePlus Watch 3
3.7

The OHealth companion app is generally well designed and easy to read, though setup and syncing were not seamless for every reviewer.

contactless payments
Product 1: Garmin Venu Sq 2
4.3

Garmin Pay works well when supported by the user’s bank, with reviewers describing it as convenient and broadly usable for contactless payments.

Product 2: OnePlus Watch 3
4.4

Contactless payments work well through Wear OS, with reviewers reporting no major issues using wallet features.

cross-platform compatibility
Product 1: Garmin Venu Sq 2
4.5

Cross-platform support is a strong point, with reviewers explicitly noting compatibility with both Android and iOS.

Product 2: OnePlus Watch 3
3.1

Compatibility is good across Android brands, but the watch is not iPhone-compatible, which sharply limits cross-platform use.

customization options
Product 1: Garmin Venu Sq 2
4.3

Customization is broad, spanning watch faces, shortcuts, widgets, and app layout, and multiple reviews highlight how adjustable the experience is.

Product 2: OnePlus Watch 3
4.3

Customization is a strength, especially for watch faces and complications, though some reviewers still wanted deeper personalization.

display quality
Product 1: Garmin Venu Sq 2
4.5

Display quality is one of the biggest upgrades, with reviewers praising the AMOLED panel for its color, clarity, and overall premium feel.

Product 2: OnePlus Watch 3
4.7

Display quality is a major positive, with reviewers repeatedly calling the screen sharp, vibrant, and easy to read.

durability
Product 1: Garmin Venu Sq 2
4.1

Durability looks reassuring for the class, with Gorilla Glass protection and 5 ATM water resistance called out as practical strengths.

Product 2: OnePlus Watch 3
3.7

Durability is strong on the main model thanks to high protection ratings, while the 43mm version drew complaints for cutting some durability hardware and certifications.

ECG functionality
Product 1: Garmin Venu Sq 2
1.0

ECG is not available on the Venu Sq 2 according to the reviews, which repeatedly contrast it with Garmin models that do offer or may add ECG.

Product 2: OnePlus Watch 3
3.3

ECG support is region-dependent: where enabled it works well, but North American reviewers repeatedly flagged that it is unavailable there.

fit
Product 1: Garmin Venu Sq 2
4.4

Fit is widely praised. Reviews cite a broad wrist fit range and describe the watch as snug, lightweight, and easy to wear during activity.

Product 2: OnePlus Watch 3
3.3

Fit depends heavily on wrist size and model choice; the 43mm improves wearability for smaller wrists, while the larger model can sit awkwardly.

fitness tracking accuracy
Product 1: Garmin Venu Sq 2
4.4

Fitness tracking accuracy is consistently strong, with reviewers calling the watch especially good for run and exercise tracking.

Product 2: OnePlus Watch 3
4.5

Fitness tracking accuracy is broadly improved and often trusted for general workouts, even if not every reviewer considered it best-in-class for serious athletes.

GPS accuracy
Product 1: Garmin Venu Sq 2
4.6

GPS accuracy is a major strength. Multiple reviews say results were close to pricier watches and, in one case, within about 20 meters on a measured route.

Product 2: OnePlus Watch 3
3.8

GPS accuracy is mostly good for everyday runs and hikes, but some reviewers still saw tracking issues in dense urban conditions.

health tracking accuracy
Product 1: Garmin Venu Sq 2
4.0

Overall health tracking is considered dependable for core metrics, with reviewers saying daily health data is generally useful and reliable.

Product 2: OnePlus Watch 3
3.8

Health tracking accuracy is improved and often described as solid, though some reviewers still ranked Samsung and Google ahead for refinement.

heart rate accuracy
Product 1: Garmin Venu Sq 2
4.6

Heart-rate accuracy is one of the watch’s best traits, with multiple reviewers finding it close to chest straps or other high-end watches.

Product 2: OnePlus Watch 3
3.7

Heart-rate accuracy is good for everyday exercise and often close to reference devices, but latency and under-reading can still appear during high-intensity efforts.

LTE connectivity
Product 1: Garmin Venu Sq 2
1.0

The Venu Sq 2 does not include LTE or cellular connectivity, so safety and smart features depend on having a phone nearby.

Product 2: OnePlus Watch 3
1.5

LTE remains a clear weakness because the watch still lacks a cellular option.

materials quality
Product 1: Garmin Venu Sq 2
3.4

Material quality is acceptable rather than premium, combining resin or plastic with aluminum, and several reviews say that tradeoff helps keep weight down.

Product 2: OnePlus Watch 3
3.7

Materials are premium on the main model, with stainless steel, sapphire, and titanium frequently mentioned, but the 43mm trims some of those upscale materials.

menu navigation
Product 1: Garmin Venu Sq 2
3.8

Menu navigation is mostly easy once learned, and some reviews call it quick or improved, though others still find the layout a little clunky.

Product 2: OnePlus Watch 3
3.7

Menu navigation benefits from the rotating crown, but some reviewers still found the navigation flow cumbersome or unintuitive in places.

music controls
Product 1: Garmin Venu Sq 2
4.1

Music controls are well implemented for phone playback and onboard playback control, including play, pause, volume, and track management.

Product 2: OnePlus Watch 3
No score yet
onboard music storage
Product 1: Garmin Venu Sq 2
3.5

Onboard music is split by model. The base watch lacks local song storage, while the Music Edition adds offline playlists and about 4GB or up to 500 songs.

Product 2: OnePlus Watch 3
4.4

Onboard storage is useful enough for local media, with reviewers specifically mentioning space for playlists, music, and podcasts.

operating system experience
Product 1: Garmin Venu Sq 2
3.8

Software and OS-level experience is improved versus the prior model and closer to other recent Garmins, but reviewers still note a few odd gaps.

Product 2: OnePlus Watch 3
4.5

The dual-OS Wear OS and RTOS setup is widely viewed as effective, delivering a polished smartwatch experience without giving up endurance.

outdoor visibility
Product 1: Garmin Venu Sq 2
4.0

Outdoor visibility is good overall, with bright-sun readability praised by some reviews and described as merely adequate by another.

Product 2: OnePlus Watch 3
4.8

Outdoor visibility is excellent, with multiple reviewers saying the screen stays readable in direct sunlight.

pairing reliability
Product 1: Garmin Venu Sq 2
4.4

Pairing and syncing seem reliable in the available evidence, with quick Spotify account linking and fast download syncing to the watch.

Product 2: OnePlus Watch 3
3.4

Pairing and setup are usually straightforward, but at least one reviewer reported sync hiccups during setup.

recovery insights
Product 1: Garmin Venu Sq 2
4.4

Recovery insights are useful and easy to understand, especially through Garmin’s Body Battery, which reviewers describe as genuinely reflective of how they feel.

Product 2: OnePlus Watch 3
4.0

Recovery insights exist in a basic form through workout recovery-time guidance, but reviews do not suggest a deeply developed recovery system.

reliability
Product 1: Garmin Venu Sq 2
4.1

General reliability is strong, with reviews describing the watch as a dependable running or tracking companion that largely works as expected.

Product 2: OnePlus Watch 3
4.2

General reliability is improved versus prior OnePlus watches, with reviewers noting fewer notification and sensor problems.

safety features
Product 1: Garmin Venu Sq 2
4.0

Safety tools are a meaningful extra, with Assistance, Incident Detection, and LiveTrack coverage noted across reviews.

Product 2: OnePlus Watch 3
4.2

Safety features are more competitive now thanks to additions such as fall detection, though the safety suite is still not the category leader in every review.

size options
Product 1: Garmin Venu Sq 2
2.5

Size choice is limited. Reviews note there is only one case size, even though that size still fits a wide range of wrists.

Product 2: OnePlus Watch 3
3.1

Size options improved once the 43mm variant arrived, but many early and large-watch reviews still criticized the lineup for being too size-limited.

sleep tracking accuracy
Product 1: Garmin Venu Sq 2
3.7

Sleep tracking is good but not flawless. Some reviews call sleep timing spot-on or accurate every night, while others saw occasional over-reporting or off nights.

Product 2: OnePlus Watch 3
4.4

Sleep tracking is one of the more consistently praised health features, with reviewers finding sleep timing and stage trends reasonably accurate.

smartphone notifications
Product 1: Garmin Venu Sq 2
4.3

Smartphone notifications work well, with fast delivery and full on-watch reading highlighted in multiple reviews.

Product 2: OnePlus Watch 3
4.2

Smartphone notifications are handled well and arrive promptly, making the watch effective as an everyday alert hub.

smartwatch features
Product 1: Garmin Venu Sq 2
3.3

Smartwatch features are useful but secondary. Reviews mention payments, notifications, calendar, weather, and alarms, yet still say the overall smart feature set trails true smartwatches.

Product 2: OnePlus Watch 3
4.4

As a full smartwatch, the Watch 3 offers a strong feature set, especially for Android users who want apps, notifications, maps, and wallet support.

software smoothness
Product 1: Garmin Venu Sq 2
3.4

Software smoothness is acceptable rather than class-leading. Some reviews report little lag, while others notice visible sluggishness when swiping around the UI.

Product 2: OnePlus Watch 3
3.9

Software smoothness is usually excellent, but a minority of reviews still described the interface as sluggish or inconsistent in spots.

step counting accuracy
Product 1: Garmin Venu Sq 2
4.0

Step counting is generally trusted, with reviewers saying step data is close to other wearables and reliable enough for daily use.

Product 2: OnePlus Watch 3
3.3

Step counting is mixed: one reviewer found it close to manual counts, while another believed it overcounted by a wide margin.

stress tracking
Product 1: Garmin Venu Sq 2
3.9

Stress tracking is useful, especially when paired with reminders and breathwork, though one review says Garmin presents the data more for interpretation than for deep guidance.

Product 2: OnePlus Watch 3
2.8

Stress tracking is available but not especially trusted, with reviewers often describing the results as vague or inconsistent.

style and design
Product 1: Garmin Venu Sq 2
3.6

Design opinion is mixed. Some reviewers like the chic square look, while others think it is ordinary compared with more distinctive watches.

Product 2: OnePlus Watch 3
3.9

Style and design are widely praised on the main model for looking like a real watch, though some 43mm impressions found the smaller variant cheaper-looking.

third-party app support
Product 1: Garmin Venu Sq 2
2.5

Third-party app support is limited by smartwatch standards. Reviewers acknowledge useful Connect IQ extras, but repeatedly say selection and polish trail Apple and Google.

Product 2: OnePlus Watch 3
4.5

Third-party app support is a strong point because Wear OS brings access to popular services like Spotify, Strava, Audible, and more.

touchscreen responsiveness
Product 1: Garmin Venu Sq 2
3.8

Touch response is mostly good, but not perfectly snappy. Reviews range from bright and responsive to mildly delayed when swiping.

Product 2: OnePlus Watch 3
4.5

Touchscreen responsiveness is generally good, with reviewers noting responsive controls and little lag in normal use.

user interface
Product 1: Garmin Venu Sq 2
3.7

The user interface is workable and improved from the first-generation Sq, but ease of use still depends on patience with Garmin’s layered menus and learning curve.

Product 2: OnePlus Watch 3
3.5

The user interface is mostly polished, but it still divides opinion because some reviewers found it smooth while others found parts of it unintuitive.

value for money
Product 1: Garmin Venu Sq 2
4.3

Value for money is one of the Venu Sq 2’s strongest themes. Reviews repeatedly frame it as a strong mid-range buy with lots of Garmin fitness value for the price.

Product 2: OnePlus Watch 3
4.0

Value for money is strong overall, especially on the 46mm model, though some reviewers felt same-price Pixel and Galaxy alternatives were harder to beat in feature depth.

voice assistant quality
Product 1: Garmin Venu Sq 2
1.0

Voice assistant support is effectively absent here. Reviews say it misses the voice features and assistant access found on the Venu 2 Plus and rival smartwatches.

Product 2: OnePlus Watch 3
4.1

Google Assistant support is useful and responsive enough for quick voice tasks, with at least one reviewer also praising microphone pickup.

watch face quality
Product 1: Garmin Venu Sq 2
4.1

Watch face support is good, with preinstalled options and many Connect IQ faces, though some reviewers imply the square-face selection could be better.

Product 2: OnePlus Watch 3
3.4

Watch-face quality is good overall with attractive defaults and lots of options, but video-face setup and deeper polish still drew complaints.

water resistance
Product 1: Garmin Venu Sq 2
4.2

Water resistance is solid at 5 ATM or 50 meters, making the watch suitable for swimming and general wet conditions.

Product 2: OnePlus Watch 3
4.2

Water resistance is a solid checkbox feature, with 5ATM-style swimming protection repeatedly mentioned.

wellness insights
Product 1: Garmin Venu Sq 2
3.9

Wellness insights are a genuine Garmin strength, especially Body Battery and related health summaries, though not every reviewer finds Garmin’s interpretation especially actionable.

Product 2: OnePlus Watch 3
3.2

Wellness insights are more ambitious than before and sometimes helpful, but reviewers still found the score and advice inconsistent or shallow.

Wi-Fi connectivity
Product 1: Garmin Venu Sq 2
3.9

Wi-Fi support is present in the evidence, though it is tied mainly to music syncing and battery-management discussions rather than being a headline feature on every model.

Product 2: OnePlus Watch 3
3.8

Wi-Fi connectivity is available, but reviews focused more on the fact that it supplements Bluetooth rather than replacing the lack of LTE.

workout tracking variety
Product 1: Garmin Venu Sq 2
4.5

Workout coverage is broad, with more than 25 sport modes and a healthy mix of indoor and GPS-based activities.

Product 2: OnePlus Watch 3
4.8

Workout tracking variety is a clear strength, with repeated mentions of 100-plus activity modes and multiple pro or sport-specific modes.