Compare Fitbit Sense 2 vs Garmin Lily 2

Reviewers consistently criticize the app ecosystem because third-party app support is gone or extremely limited, leaving the watch with few expandable smartwatch functions.

Garmin Connect and the broader Garmin ecosystem earn praise for subscription-free data access, training resources, desktop analysis, and motivating badges.

The physical button is one of the clearest upgrades, repeatedly described as easier, more reliable, and more functional than the previous haptic or capacitive control, with one reviewer finding it mushy.

The no-button design and pseudo-button are a recurring frustration, especially for pausing workouts or navigating during activity.

Touchscreen responsiveness is strong, with reviewers praising the zippy, lag-free, responsive screen.

Touchscreen responsiveness is a recurring concern, with several reviewers reporting slow response, missed taps, or frustration.

ECG is viewed as useful for spotting irregular rhythm or saving readings, but reviewers also note manual use and non-medical limitations.

The absence of ECG is criticized as a gap, especially given the product’s price and female-focused positioning.

Blood oxygen tracking is treated as a useful health metric, especially for overnight monitoring and illness awareness, though the review evidence is limited.

Pulse Ox/SpO2 is treated skeptically, with reviewers warning that it can hurt battery life and produce readings that seem too low.

Brightness earns praise where discussed, with reviewers saying the max-brightness setting or direct-sunlight visibility made the screen easy to read outdoors.

Several reviewers wanted the monochrome display to be brighter, especially through the patterned lens or outdoors.

Heart-rate accuracy is a recurring concern, with multiple reviewers reporting lag, low readings, drops during intervals, or poor workout tracking, though a few saw decent normal-use performance.

Heart-rate tracking receives broad praise, often matching or staying close to chest straps, Apple Watch, Polar, or Oura comparisons.

Bluetooth range and syncing received positive evidence, with one reviewer calling the Bluetooth 5.0 connection stronger over a wider distance.

Reviewers criticized the lack of Bluetooth/ANT+ broadcasting and direct equipment or external sensor pairing, especially for Peloton-style use.

Customization is mixed: exercise ordering and shortcuts can be customized, but reviewers complain about fixed complications, limited workout data screens, and mood logging presets.

Reviewers like the band and sport-profile flexibility, especially the standard bands and ability to keep all profiles on the watch.

Value for money is mixed-to-negative: the Sense 2 is compelling at discounts, but many reviewers say missing smartwatch features, Premium gates, and cheaper alternatives weaken its value.

Value depends on priorities: reviewers justify the price for style and wellness, but criticize missing features at this price.

Durability evidence is limited but very positive, with one reviewer reporting the watch survived rugged off-trail use without a scratch.

Durability evidence is mixed, with praise for the aluminum upgrade but criticism that aluminum is cheaper and less durable than steel.

Charging speed is praised, especially the repeated claim that a short 10- to 12-minute top-up provides about a day of use.

Charging is acceptable in some reviews but often criticized as slower than Apple Watch-style fast charging and requiring planning for 24/7 wear.

Smartwatch features are a major weakness; reviewers repeatedly say the Sense 2 is closer to a premium fitness tracker than a full smartwatch.

Smartwatch features are useful but intentionally lean, with reviewers noting fewer advanced tools than broader smartwatches.

Stress tracking is the defining feature and sharply mixed: many like the mindfulness prompts and cEDA awareness, while others find it clunky, vague, niche, or gimmicky.

Stress tracking is one of the standout wellness features, repeatedly described as great, enjoyable, or excellent.

Band impressions are mixed: some praise the comfort and easy attachment system, while others worry about release latches or dislike the default silicone band.

Standard quick-release bands are a widely praised upgrade, with most reviewers liking the flexibility; one reviewer disliked the fixed keeper loop.

Sleep tracking is one of the strongest tracking areas, with reviewers calling it enjoyable, on target, fantastic, or among the best Fitbit capabilities.

Sleep tracking is mixed: some reviewers found it aligned well, while others saw inaccurate sleep duration or not enough detail.

Auto-detection is useful when it catches walks or workouts, but reviewers split between improved background tracking and cases where automatic sessions were inaccurate, lacked GPS, or even failed to save.

Walk detection is praised as reliable in several reviews, though automatic Move IQ entries are considered thin on detail.

Reliability is mixed: syncing can be trouble-free, but another reviewer found GPS reliability inconsistent.

User-review evidence says the Lily 2 works well and reliably handles the basics expected from it.

Smartphone notifications are generally useful and readable, but reviewers also complain about delayed or awkward notification behavior and platform limits.

Notifications are mixed to weak: instant delivery is praised, but iOS limitations and excessive buzzing make them less useful.

Display quality is consistently strong, with reviewers praising the AMOLED screen for brightness, color, clarity, and visual appeal despite occasional bezel or sharpness caveats.

Display opinions are mixed: visibility and contrast can be good, but several reviewers call the monochrome hidden screen flat or basic.

Watch face quality is mixed: some reviewers liked the available faces, while another found selection poor and clunky to implement.

Watch-face and patterned-lens opinions are mostly negative, with complaints about limited options, flatness, and design compromises.

Wellness insights are a strength when users want holistic health context, stress awareness, and digestible Fitbit summaries, though usefulness depends on acting on the data.

Body Battery, stress, sleep summaries, and energy insights are repeatedly praised as useful, motivating wellness guidance.

Recovery insights are generally useful, especially Daily Readiness guidance, but reviewers repeatedly note that richer recovery data can depend on Fitbit Premium.

Body Battery and recovery-related guidance are praised for helping users decide when to rest or push harder.

Fitness tracking accuracy is mixed: some reviewers call it a solid activity tracker, while others report weak GPS or heart-rate performance during demanding workouts.

Core activity tracking is generally praised as accurate for casual exercise, though unsupported sports can reduce accuracy.

Onboard music storage is also a clear weakness, with reviewers saying offline music or storage support is gone or unavailable.

Reviewers consistently criticize the lack of onboard music storage or playback, limiting phone-free workouts.

Health tracking accuracy is generally useful for trends and illness awareness, though reviewers note regional feature limits, Premium gates, and weaker performance in scientific testing.

General health tracking is praised as reliable across basics such as sleep, steps, heart rate, calories, SpO2, and wellness metrics.

Step counting is generally decent to good, but not perfect; reviewers saw accurate daily step matches while also noting overcounting tendencies.

Step tracking is praised as accurate and reliable in the reviews that evaluate it directly.

Fit evidence is limited but positive, with one reviewer saying the single size seems to fit a broad range of wrists well.

The small case and strap setup are praised for fitting small wrists and wearing snugly.

Workout tracking variety is mostly positive thanks to more than 40 exercise modes, though one reviewer found too many modes generic or basic.

Workout variety is mixed: reviewers like the added profiles and dance modes, but often miss indoor cycling or sports options.

Build quality is generally solid to good, but not universally premium; reviewers praise the hardware while also noting downgrades such as aluminum replacing stainless steel.

The aluminum case and overall construction are praised as more premium, solid, and durable than the original Lily.

GPS accuracy is one of the most divided areas, ranging from solid locks and accurate routes to wandering tracks, distance errors, and poor reliability for serious training.

Connected GPS works well when paired, but reviewers repeatedly note that phone dependence limits true GPS usefulness.

Calorie tracking evidence is limited and mixed, with one reviewer seeing a large calorie-burn discrepancy against another watch during the same walk.

Calorie estimates are mixed, with one reviewer calling them slightly off and another finding them more generous than other devices.

Charging convenience is mixed: the magnetic/proprietary cable works, but reviewers complain about USB-A, lack of wireless charging, or alignment quirks.

The proprietary clip is a drawback because losing or forgetting it can leave the user stuck.

Materials quality takes a hit versus the original Sense because one reviewer specifically criticized the loss of stainless steel.

One reviewer criticized the aluminum build as cheaper and less durable than stainless steel.

Payments are mixed: setup can be easy, but Fitbit Pay bank support was criticized and Google Wallet was discussed as a needed or future improvement.

Garmin Pay is considered useful, but its value depends heavily on bank support and is limited in some regions.

Menu navigation is mostly improved and easier to read, but reviewers also found some menus sluggish or awkward in practice.

Menu navigation is usually described as straightforward or intuitive, though one reviewer notes a learning curve.

Cross-platform compatibility is a clear advantage, with reviewers emphasizing that the Sense 2 works with both iPhones and Android phones.

One reviewer praised the Lily 2 Classic for integrating smoothly with both Android and Apple devices.

Battery life is one of the strongest points, with reviewers repeatedly reporting multi-day use and often five to seven days depending on always-on display, GPS, and sensor settings.

Most reviewers found battery life close to Garmin’s multi-day claim, often four to five days, though one heavy-use YouTube review saw only about three and a half days.

The Fitbit app is mostly praised for intuitive summaries and digestible health data, though one reviewer still found menu depth and settings management not very user-friendly.

Garmin Connect is divisive: some reviewers find it detailed and intuitive, while others call it clunky or hard to navigate.

Style and design are mostly praised as sleek, premium, attractive, and comfortable, though at least one reviewer preferred the Versa 4’s look.

Style and design are the product’s strongest consensus win: reviewers praise the elegant, jewelry-like look and discreet size.

Software smoothness is mixed-to-positive: some reviewers found the UI snappier and smooth, while others noted sluggish menus, miss-presses, or slow tile movement.

Gesture wake and false-pause behavior improved, but some display wake behavior still feels sluggish in other reviews.

Coaching features are useful for stress breathing, meditation prompts, and readiness guidance, but their value depends on whether users respond to prompts and accept Premium-gated extras.

Garmin’s subscription-free courses, prepared trainings, and plans are praised as helpful ecosystem-level coaching support.

Mapping and navigation were mostly discussed as delayed or coming soon, so early reviewers treated Google Maps support as promising but not yet a dependable reason to buy.

Mapping is a weakness because accurate route and map data require carrying a phone.

Water resistance is positively viewed, with reviewers saying it is suitable for showering, swimming, rain, or rugged wet use.

One review positively notes that the 5ATM rating allowed showering, bathing, swimming, and pool length counting.

The user interface is mostly praised as cleaner, simpler, and more modern, with reviewers seeing it as a promising Fitbit OS redesign.

The interface is mixed-to-positive: one reviewer found it fine, while another praised the watch and app interface as intuitive.

Call and voice-response handling is mixed: some reviews praise taking calls or text dictation, while others note calls were unavailable at launch or that the speaker quality was poor.

Android quick replies are useful, but iPhone users repeatedly lose reply and call-response functions, making call handling limited.

Comfort is a major strength, with many reviewers saying the thinner, lighter Sense 2 is easy to wear all day, overnight, and during workouts.

Comfort is one of the clearest strengths: reviewers repeatedly say the Lily 2 is light, discreet, and easy to wear day and night.

Outdoor visibility is strong where reviewed, with the bright AMOLED display and max brightness helping readability in sun or outdoor use.

Outdoor visibility is mostly praised, especially by DC Rainmaker and DesFit, though one reviewer found sunny conditions harder.

Pairing reliability is positive in limited evidence, with one reviewer reporting no trouble pairing through the Fitbit app.

Phone/GPS pairing is strongly praised in DC Rainmaker evidence, with connections working consistently in testing.

Multiple reviewers treated the missing temperature sensor as a meaningful weakness for a female-focused wearable and period prediction.

Music controls are a clear weakness: reviewers repeatedly complain that the Sense 2 lost phone music controls and cannot control playback from the wrist.

The operating system experience is limited: one reviewer calls the Sense 2 more like a fitness tracker with a few smart extras than a full smartwatch.

Fall/incident detection, assistance, and LiveTrack are positively received as practical safety tools.

Size options evidence is limited; one reviewer thought the single size was a good compromise that fit many wrists.

Third-party app support is one of the lowest-scoring areas because reviewers repeatedly say support was removed, absent, or no longer planned.

Voice assistant quality is weak overall because Google Assistant was removed and Alexa is often described as limited, surprising, or inadequate as a replacement.

Wi-Fi connectivity is a clear weakness because multiple reviewers criticize Wi-Fi as disabled or unavailable despite the hardware.