Compare Xiaomi Watch 2 vs Apple Watch Ultra 2

Automatic workout detection is not a strength: one reviewer found no automatic workout tracking, while another said the feature could be trigger-happy, though one YouTube reviewer enabled it successfully.

Automatic activity support appears around brisk-walk logging, running-track recognition, and contextual auto-marking, though reviewers do not dwell on broad workout auto-detection.

Reviewers consistently liked the Wear OS app ecosystem, highlighting Google apps, Play Store access, and major third-party apps as a major value advantage.

The app ecosystem is one of the clearest strengths, with reviewers praising Apple’s native and third-party app depth over competing watch platforms.

Band feedback is mixed: reviewers appreciated standard or workout-friendly straps, but the included TPU band was also called cheap, okay, or less premium than alternatives.

Band impressions are mostly positive, especially for comfort and material quality, though one reviewer found the Alpine Loop slow to dry after sweat or water.

Battery life varies by setup, ranging from one day with richer tracking to two days or more with conservative settings, so it is useful but not class-leading.

Battery life is excellent for an Apple Watch, often lasting two to three days, but dedicated GPS watches still make it look short for endurance use.

Blood oxygen tracking is widely present and generally useful, with several reviewers noting all-day or nighttime SpO2 support and one comparison showing close readings.

Blood oxygen coverage is mixed in the review set because some reviews mention the feature’s patent-related absence, while the updated PCMag review says monitoring was restored.

Bluetooth support is generally reliable for phone connection and calls, though one reviewer emphasized the watch is Bluetooth-only because it lacks cellular service.

Bluetooth support is strong for cycling accessories, especially power meters, speed sensors, and cadence sensors, with reviewers treating it as a useful sports upgrade.

Brightness is a consistent strength, with reviewers praising the AMOLED screen as bright enough for normal use and direct sunlight.

Brightness is a major consensus strength, with repeated praise for the 3,000-nit display and flashlight improvement.

Build quality is generally good for the price, with premium-feeling or solid construction noted, though some reviewers still felt it lacked ultra-premium materials.

Reviewers consistently describe the build as premium, rugged, and performance-oriented, with titanium, sapphire, and protected controls adding confidence.

The two-button setup is easy to use and customizable, but reviewers also noted the lack of a rotating crown limits navigation compared with the Pro model.

Button controls are a practical Ultra advantage, especially the Action Button and gloved-use crown, though one long-term reviewer admits the Action Button never became a habit.

Call handling is a clear positive, with multiple reviewers saying the microphone and speaker support calls well and allow direct wrist calling.

Call handling gets direct praise for clear and sufficiently loud audio, helped by the Ultra line’s microphone and speaker hardware.

Calorie tracking usefulness is weakly supported because one reviewer found Mi Fitness workouts sometimes contained glitched calorie figures or mismatched information.

Calorie tracking is framed through Apple’s activity rings and standard fitness metrics rather than as a lab-tested calorie measurement system.

Charging convenience is a recurring concern because the proprietary magnetic puck needs careful alignment and is less flexible than universal wireless charging.

Charging is convenient through familiar magnetic charging and occasional iPhone-powered charging, though reviewers still need to charge more often than with sports watches.

Charging speed is one of the strongest battery-related positives, with reviewers reporting full charges in roughly 35 to 60 minutes.

Charging speed is acceptable, commonly around 0-80% in about an hour and full in roughly 90 minutes, but slower than the faster-charging Series 10.

Coaching features are present through running courses, sports modes, and coaching tips, but evidence is limited and less central than the basic tracking features.

Coaching improved with Training Load and effort context, but several reviewers still find Apple’s coaching and analysis shallower than Garmin, Whoop, or similar platforms.

Comfort is strongly positive: reviewers repeatedly described the watch as light, comfortable, unobtrusive, and wearable during daily use, sleep, and workouts.

Comfort is context-dependent: some reviewers find the Ultra 2 comfortable all day, while others note size, tugging, or crown irritation on smaller wrists.

The companion app is mixed: it enables setup, reports, watch faces, and health views, but one reviewer found Mi Fitness a chore for analysis.

Companion app quality is strong, with reviewers praising Apple Watch, Health, and Fitness app integration and easy configuration from the iPhone.

Contactless payment support is a major Wear OS benefit through Google Wallet or Google Pay, though one reviewer disliked the required screen lock.

Contactless payments are a reliable smartwatch strength, with Apple Pay repeatedly cited as part of the platform’s everyday convenience.

Cross-platform compatibility is limited because several reviewers said the watch is Android-only or loses potential on iPhone despite the Mi Fitness app existing there.

Cross-platform compatibility is poor because the Ultra 2 requires an iPhone and does not work with Android phones.

Customization is strong, with reviewers praising watch face choices, complications, tile rearranging, strap options, and Play Store watch face expansion.

Customization is strong across watch faces, complications, utility slots, action button choices, and app-driven personalization.

Display quality is one of the most praised attributes, with multiple reviewers calling the 1.43-inch AMOLED screen sharp, bright, detailed, and excellent for the price.

Display quality is one of the best-reviewed attributes, with multiple reviewers calling it among the best smartwatch screens they have tested.

Durability impressions are mixed: the watch survived normal testing and felt durable, but reviewers noted no military standard and uncertainty about protection materials.

Durability is a major strength, supported by titanium, sapphire, MIL-STD testing, and reviewers’ reports of wear resistance.

ECG functionality is absent; reviewers explicitly noted there is no ECG or related advanced health hardware at this price.

ECG functionality is well supported and repeatedly mentioned as part of the Ultra 2’s robust health suite, including Afib-related features.

Fit is acceptable but size-sensitive, with one reviewer praising snug fit potential and others noting the larger case or specified wrist-size range.

Fit is mixed: the rectangular case can feel secure, but the single 49mm size can be challenging for smaller wrists.

Fitness tracking accuracy is mixed: indoor heart-rate workouts and swim data looked promising, but reviewers warned some workout data and GPS could vary.

Fitness tracking accuracy is excellent overall, with reviewers praising GPS, heart-rate, and overall workout tracking accuracy against reference devices.

GPS evidence is mostly positive, especially from reviewers praising dual-band or accurate outdoor tracking, though one reviewer found the GPS lacked exactness.

GPS accuracy is consistently strong, with dual-frequency/multiband tracking matching or approaching Garmin-class performance in several tests.

Health tracking accuracy is adequate for general trends but not medical-grade, with reviewers split between encouraging raw data and warnings about trust or heart-rate dependence.

Health tracking accuracy is viewed positively for sleep apnea, ECG-adjacent accuracy, and broad health tracking, though some insights still need manual interpretation.

Heart-rate accuracy is mixed: some reviewers saw close readings versus Garmin or an oximeter, while others reported jumps and inconsistent values.

Heart-rate accuracy is one of the strongest measured areas, with reviewers reporting close agreement with chest straps and armband monitors.

LTE connectivity is not available on the Watch 2, and several reviewers treated the missing eSIM or cellular option as a clear compromise.

LTE is a core feature because cellular support comes standard, enabling calls, streaming, and messaging away from the iPhone when a plan is active.

Mapping and navigation are useful but frequently caveated: Compass, waypoints, routes, and maps help, yet native GPX and phone-free offline mapping gaps remain.

Materials quality is acceptable for the price, with an aluminum frame and light body, but reviewers contrasted it with stainless steel or sapphire-equipped rivals.

Materials quality is high, with recycled titanium, sapphire protection, and premium band hardware recurring across reviews.

Menu navigation is generally intuitive through swipes, buttons, tiles, and quick toggles, though the lack of crown means more touch navigation.

Menu navigation is helped by the crown, complications, Modular Ultra, and Smart Stack, which reviewers generally find useful for quick glanceable information.

Music controls are supported through YouTube Music, Spotify, and playback controls, but the evidence focuses more on availability than depth of control.

Music controls work well through Double Tap and the Music app, with speaker playback and wrist controls adding everyday convenience.

Onboard music storage is a strength because the 32GB storage was repeatedly described as enough for apps, playlists, podcasts, or offline music.

Onboard storage is improved to 64GB, giving reviewers more confidence for offline music, podcasts, apps, and media downloads.

The operating system experience is a major selling point because it runs Wear OS with Google services, though being on Wear OS 3.5 drew update concerns.

The operating system experience is polished, especially with watchOS 10 and 11 updates adding new watch faces, cycling features, Smart Stack, and Ultra features.

Outdoor visibility is consistently praised, with reviewers saying the display remains bright or visible outdoors and in direct sunlight.

Outdoor visibility is excellent, with several reviewers reporting no trouble reading the screen in sunlight or bright reflective conditions.

Pairing reliability appears good in the limited evidence, with reviewers citing automatic syncing and an easy setup process.

Pairing evidence is limited but positive, with one setup transcript saying the familiar Apple pairing flow completed cleanly.

Recovery insights are weak because Mi Fitness recovery suggestions were criticized, despite the watch offering some post-workout analysis.

Recovery insights are a recurring weakness; reviewers repeatedly say Apple lacks Garmin/Whoop-style recovery, readiness, and performance analysis.

Reliability evidence is limited but positive, with one reviewer saying the screen had not scuffed or scratched after several days of use.

Reliability is broadly positive in long-term and battery-use impressions, with reviewers describing stable every-other-day charging and dependable use.

Safety features are modest: reviewers mentioned find-my-phone and heart-rate alerts, but safety was not a major focus.

Safety features are a standout Ultra trait, including siren, SOS, fall and crash detection, Backtrack, cellular waypoints, and emergency guidance.

Size options are a clear weakness because reviewers noted the watch is offered in a single large case size, which may frustrate smaller wrists.

Size options are a clear limitation because the Ultra 2 comes only in a large 49mm case.

Sleep tracking is generally positive, with reviewers reporting useful sleep stages, wake-up detection, and close-enough results versus other devices.

Sleep tracking is generally accurate but simpler than rival platforms; newer sleep apnea detection adds more health value.

Smartphone notifications are mixed: many reviewers found replies and alerts useful, while one reported Wear OS notification delays from frequent apps.

Smartphone notifications are handled well, with reviewers praising rich notifications, texting, and responsive notification handling within the Apple ecosystem.

Smartwatch features are strong for the price, including Google Maps, Wallet, Assistant, calls, messages, Play Store apps, and broad Wear OS functionality.

Smartwatch features are outstanding overall, with reviewers treating the Ultra 2 as Apple’s most full-featured wearable and a top true smartwatch.

Software smoothness is mostly good, with reviewers praising fluidity or improved slickness, but some still noticed sluggishness, stutters, or older Wear OS.

Software smoothness is strong, with reviewers describing zippy, quick, responsive, and buttery-smooth operation.

Step counting evidence is limited but positive, coming from one reviewer who grouped basic step tracking with daily metrics that worked well for him.

Stress tracking is widely supported as a built-in health feature, with some reviewers noting all-day tracking options.

Style and design divide reviewers: many found the minimalist round design clean or suitable, while others called it plain or lacking character.

Style and design are praised for the premium rugged look, especially the black titanium version, though the large look is not for everyone.

Third-party app support is strong because Wear OS and Google Play bring apps such as Spotify, WhatsApp, Audible, Amazon Music, and more.

Third-party app support is excellent through the watchOS App Store and helps fill gaps in navigation, fitness, and everyday smartwatch use.

Touchscreen responsiveness is generally positive, with reviewers describing responsive scrolling, usable touch controls, and smooth interaction, despite occasional UI polish issues.

Touchscreen responsiveness is excellent on land, with reviewers praising taps and swipes, though touch does not work underwater.

The user interface is broadly intuitive, with easy defaults and simple swipes, but one reviewer saw overlapping or disappearing graphical elements.

The user interface is generally easy and polished, especially for iPhone users, Smart Stack, and redesigned watchOS apps.

Value for money is the strongest consensus point: reviewers repeatedly framed the Watch 2 as unusually affordable for a capable Wear OS smartwatch.

Value is mixed: the Ultra 2 can justify its price for users who exploit its rugged, cellular, and battery advantages, but reviewers repeatedly note cheaper or more specialized alternatives.

Voice assistant quality is generally good through Google Assistant, with reviewers praising accuracy, smart-device control, and easy voice access despite occasional recognition delay.

Voice assistant quality improved with on-device Siri, faster commands, better dictation, and less cloud dependence, though a few minor voice quirks remain.

Watch face quality is strong thanks to attractive AMOLED rendering, built-in faces, customization, and access to many additional faces through the Play Store.

Watch face quality is strong, especially Modular Ultra and complication-rich layouts designed for the large screen.

Water resistance is adequate for swimming and daily water exposure at 5ATM, though reviewers noted no extra IP rating or rugged certification.

Water resistance is a major strength, with 100m/WR100 ratings, diving support, and better water credentials than standard Apple Watches.

Wellness insights are present but basic, with sleep advice and health summaries seen as useful yet generic or bare-minimum compared with premium platforms.

Wellness insights are broad but uneven: Vitals, Health data, and trends help, but reviewers often want more interpretation and readiness-style guidance.

Wi-Fi support is present and useful, including 5GHz Wi-Fi, but one reviewer noted calls and notifications still depend on phone connectivity without cellular.

Wi-Fi is present as part of the core connectivity package, though reviews discuss it mostly as availability rather than as a tested performance differentiator.

Workout variety is very strong, with reviewers repeatedly citing roughly 150 to 160-plus sport modes across running, swimming, cycling, gym, yoga, and more.

Workout tracking variety is strong across running, cycling, hiking, swimming, diving, strength training, structured workouts, and third-party sport apps.