Compare Apple Watch SE 3 vs CMF Watch 3 Pro

P1 Apple Watch SE 3
P2 CMF Watch 3 Pro

Comparison Takeaways

Apple Watch SE 3

Where It Has the Edge

  • app ecosystem is 5.0 vs 2.5. The app ecosystem was one of the SE 3’s strongest advantages, repeatedly described as unmatched or far richer...
  • reliability is 4.5 vs 2.0. Reliability evidence was limited but positive, with one reviewer concluding the SE 3 has what most users need.
  • third-party app support is 4.8 vs 2.5. Third-party app support was praised for extending the native experience, with reviewers highlighting Apple’s App Store depth and...
  • contactless payments is 4.5 vs 2.3. Apple Pay was positively mentioned as part of the compelling smartwatch feature set and deep Apple ecosystem integration.

CMF Watch 3 Pro

Where It Has the Edge

  • blood oxygen tracking is 4.3 vs 2.1. Blood oxygen readings were limited in the review evidence but positive where compared directly, with one user finding...
  • cross-platform compatibility is 3.6 vs 2.0. Cross-platform compatibility was generally a plus for Android and iOS basics, but some features such as quick replies...
  • style and design is 4.3 vs 3.1. Design was the most divisive but often strongest attribute: many praised the stylish CMF look, while a few...
  • battery life is 4.2 vs 3.4. Battery life was one of the clearest strengths, often lasting several days to more than a week, though...
Average score
Product 1: Apple Watch SE 3
4.1
Product 2: CMF Watch 3 Pro
3.4
activity auto-detection
Product 1: Apple Watch SE 3
3.6

Auto-detection was useful but not flawless; reviewers found it adequate for walks and workouts, while one later review said it still lagged rivals.

Product 2: CMF Watch 3 Pro
3.3

Auto-detection was useful in one account but inconsistent across reviewers, with one long-term user warning that activities often needed to be started manually.

app ecosystem
Product 1: Apple Watch SE 3
5.0

The app ecosystem was one of the SE 3’s strongest advantages, repeatedly described as unmatched or far richer than competing budget watches.

Product 2: CMF Watch 3 Pro
2.5

Reviewers generally saw the app ecosystem as limited, especially without direct Strava-style app access or richer smartwatch apps, though some accepted the tradeoff at the price.

band quality
Product 1: Apple Watch SE 3
5.0

Band quality evidence was limited but very positive, with praise for easily replaceable Apple Watch bands.

Product 2: CMF Watch 3 Pro
3.0

Band impressions ranged from soft and comfortable to cheap-feeling or irritating, making strap quality highly reviewer-dependent despite easy 22mm replacement options.

battery life
Product 1: Apple Watch SE 3
3.4

Battery life was the main practical compromise, ranging from excellent in some tests to daily-charge frustration in others.

Product 2: CMF Watch 3 Pro
4.2

Battery life was one of the clearest strengths, often lasting several days to more than a week, though always-on display use reduced results sharply for some reviewers.

blood oxygen tracking
Product 1: Apple Watch SE 3
2.1

Blood oxygen tracking was consistently treated as a missing premium health feature, with reviewers noting it remains reserved for higher-end Apple Watches.

Product 2: CMF Watch 3 Pro
4.3

Blood oxygen readings were limited in the review evidence but positive where compared directly, with one user finding pulse-ox results very close to a finger oximeter.

Bluetooth connectivity
Product 1: Apple Watch SE 3
No score yet
Product 2: CMF Watch 3 Pro
3.3

Bluetooth stability was mostly positive once connected, but one reviewer criticized the broader connectivity set as limited compared with fuller smartwatch platforms.

brightness
Product 1: Apple Watch SE 3
3.8

Brightness was usually adequate and sometimes praised, but reviewers acknowledged it is below the brighter Series and Ultra screens.

Product 2: CMF Watch 3 Pro
3.2

Brightness split reviewers: some found it acceptable even outdoors, while others said the screen or auto-brightness felt too dim by 2025 standards.

build quality
Product 1: Apple Watch SE 3
4.0

Build quality was considered solid for the price, with reviewers calling it well made and modern enough despite the older design.

Product 2: CMF Watch 3 Pro
3.7

Build quality was polarizing, with some reviewers calling it impressive for the price and others criticizing cheap plastics, rattles, or a non-premium back.

button controls
Product 1: Apple Watch SE 3
4.5

Button and gesture controls were widely praised, especially Double Tap, Wrist Flick, the Digital Crown, and side-button shortcuts.

Product 2: CMF Watch 3 Pro
4.1

The crown and button controls were often praised for tactility and haptics, though a few reviewers wanted better sizing or deeper integration in the interface.

call handling
Product 1: Apple Watch SE 3
4.5

Call handling was rated highly where tested, especially voice isolation and gesture-based call management.

Product 2: CMF Watch 3 Pro
3.8

Call handling was mostly positive for basic calls, with clear speaker or microphone results indoors, but not every reviewer found it strong outdoors.

calorie tracking usefulness
Product 1: Apple Watch SE 3
4.0

Calorie tracking appeared as part of the useful core fitness toolkit, with one test finding calorie and distance figures matched a comparison watch exactly.

Product 2: CMF Watch 3 Pro
4.0

Calorie and workout metric usefulness was positive where discussed, with reviewers finding the post-workout data detailed enough for casual needs.

charging convenience
Product 1: Apple Watch SE 3
2.8

Charging convenience was mixed because faster top-ups help, but sleep tracking still forces many users into a daily charging routine.

Product 2: CMF Watch 3 Pro
2.2

Charging convenience was a consistent weakness because the proprietary magnetic connector was repeatedly described as flimsy or easy to knock loose.

charging speed
Product 1: Apple Watch SE 3
4.2

Charging speed improved substantially over the SE 2 and was usually praised, even when still slower than pricier Apple Watches.

Product 2: CMF Watch 3 Pro
3.8

Charging speed was generally acceptable at around 90 minutes with useful top-ups, though not every reviewer called it fast.

coaching features
Product 1: Apple Watch SE 3
3.8

Workout Buddy and coaching features were appreciated as helpful motivation, though reviewers often described them as basic, repetitive, or hit-or-miss.

Product 2: CMF Watch 3 Pro
4.2

Coaching features were generally liked, especially the running coach, though one reviewer found the AI plan setup flawed for beginners.

comfort
Product 1: Apple Watch SE 3
4.8

Comfort was a consistent strength, especially for sleep, smaller wrists, and unobtrusive daily wear.

Product 2: CMF Watch 3 Pro
4.1

Comfort was generally strong because the watch is light for its size, though some reviewers disliked its presence or bulk.

companion app quality
Product 1: Apple Watch SE 3
3.0

The companion app setup drew a mixed note because managing Watch, Health, and Fitness across multiple iPhone apps can feel tedious.

Product 2: CMF Watch 3 Pro
3.3

The Nothing X companion app drew mixed reactions, from cleaner and easier to read to too basic, typo-prone, battery-draining, or missing workout records.

contactless payments
Product 1: Apple Watch SE 3
4.5

Apple Pay was positively mentioned as part of the compelling smartwatch feature set and deep Apple ecosystem integration.

Product 2: CMF Watch 3 Pro
2.3

Contactless payments were a clear limitation because NFC is absent, though one reviewer said it was not a big issue for their own use.

cross-platform compatibility
Product 1: Apple Watch SE 3
2.0

Cross-platform compatibility was a clear limitation because the SE 3 remains an iPhone-only smartwatch.

Product 2: CMF Watch 3 Pro
3.6

Cross-platform compatibility was generally a plus for Android and iOS basics, but some features such as quick replies or ChatGPT were ecosystem-limited.

customization options
Product 1: Apple Watch SE 3
3.7

Customization was useful through watch faces, workout views, and settings, but limited by the lack of third-party watch faces.

Product 2: CMF Watch 3 Pro
3.1

Customization was mixed: watch faces, gestures, widgets, and shortcuts pleased reviewers, but losing swappable bezels and limited widget controls hurt.

display quality
Product 1: Apple Watch SE 3
4.5

Display quality was a major upgrade thanks to always-on functionality, though reviewers still noted smaller bezels and lower specs than Series models.

Product 2: CMF Watch 3 Pro
4.3

Display quality was usually praised for its larger AMOLED panel and readable UI, though some reviewers still called it only average or limited by brightness.

durability
Product 1: Apple Watch SE 3
3.5

Durability was mixed: stronger Ion-X glass drew praise, but some reviewers noted weaker dust/scratch protection or actual scratching.

Product 2: CMF Watch 3 Pro
2.8

Durability evidence was mixed, with one long-term user reporting a drop and clean finish, while others saw early scratching risks or softer glass concerns.

ECG functionality
Product 1: Apple Watch SE 3
2.1

ECG was the most repeated missing health feature, often framed as the main reason some higher-risk buyers might step up to the Series line.

Product 2: CMF Watch 3 Pro
No score yet
fit
Product 1: Apple Watch SE 3
3.0

Fit evidence was limited and mixed, with one reviewer saying the older body did not sit as flush as the Series 11.

Product 2: CMF Watch 3 Pro
1.5

Fit was criticized by one reviewer whose 6.5-inch wrist made the strap and lug proportions feel poor.

fitness tracking accuracy
Product 1: Apple Watch SE 3
4.4

Fitness tracking accuracy was a clear strength, with reviewers reporting reliable workout, activity, and comparison-test results for the price.

Product 2: CMF Watch 3 Pro
3.0

Fitness tracking accuracy was acceptable for casual users in several reviews but not reliable enough for serious sports tracking in others.

GPS accuracy
Product 1: Apple Watch SE 3
3.8

GPS accuracy was mostly praised for everyday workouts, though reviewers noted single-band GPS can wander in dense urban or more challenging environments.

Product 2: CMF Watch 3 Pro
4.4

GPS was usually praised for quick locks and strong route accuracy, but one scientific reviewer flagged low recording frequency and possible distance issues.

health tracking accuracy
Product 1: Apple Watch SE 3
4.1

Reviewers described the core health basics as adequate or mostly complete, especially heart-rate alerts and general tracking, while noting that advanced sensors remain absent.

Product 2: CMF Watch 3 Pro
3.4

Overall health tracking was judged good enough for casual use by some reviewers but unreliable or still quirky by others, especially in harder testing.

heart rate accuracy
Product 1: Apple Watch SE 3
4.3

Heart-rate tracking drew strong praise across testing, with reviewers saying it aligned well with comparison devices and remained usable even in harder workouts.

Product 2: CMF Watch 3 Pro
3.4

Heart-rate accuracy ranged from surprisingly good in cycling and casual checks to inconsistent during running, lifting, or loose-wrist scenarios.

LTE connectivity
Product 1: Apple Watch SE 3
4.0

Cellular connectivity was viewed as a useful option, with 5G improving coverage, efficiency, and phone-free use for calls, messages, and downloads.

Product 2: CMF Watch 3 Pro
No score yet
mapping and navigation
Product 1: Apple Watch SE 3
4.0

Navigation evidence was limited but positive, with offline Apple Maps presented as helpful when away from the phone.

Product 2: CMF Watch 3 Pro
No score yet
materials quality
Product 1: Apple Watch SE 3
4.0

Materials quality evidence was limited but positive, centered on the aluminum case, rounded body, and premium-looking construction.

Product 2: CMF Watch 3 Pro
3.1

Materials quality was mixed: several reviewers noted plasticky or budget construction, while others felt the overall finish seemed more premium than expected.

menu navigation
Product 1: Apple Watch SE 3
4.5

Menu navigation evidence was limited but positive, with one reviewer describing the basic home-screen and control flow as simple.

Product 2: CMF Watch 3 Pro
3.8

Menu navigation was mostly pleasant, especially through the crown and simple swipes, but one reviewer said the interface underused the crown.

music controls
Product 1: Apple Watch SE 3
3.9

Music controls and speaker/media features were useful additions, though reviewers were split on how often they would actually use playback from the watch speaker.

Product 2: CMF Watch 3 Pro
4.0

Music controls were basic but useful, with reviewers appreciating phone playback control and album artwork.

onboard music storage
Product 1: Apple Watch SE 3
No score yet
Product 2: CMF Watch 3 Pro
1.5

Onboard music storage was treated negatively because the watch needs a paired phone and cannot act as a standalone music device.

operating system experience
Product 1: Apple Watch SE 3
5.0

watchOS experience received very strong marks for polish, smoothness, and making the SE 3 feel similar to pricier Apple Watches.

Product 2: CMF Watch 3 Pro
4.5

The proprietary operating system was praised as polished and refined for the price.

outdoor visibility
Product 1: Apple Watch SE 3
3.5

Outdoor visibility was generally serviceable, but direct sunlight remained a repeated display limitation.

Product 2: CMF Watch 3 Pro
2.4

Outdoor visibility was one of the most repeated complaints, especially for direct sunlight, always-on mode, and polarized sunglasses.

pairing reliability
Product 1: Apple Watch SE 3
4.5

Pairing/setup evidence was limited but positive, with one review calling setup quick and easy.

Product 2: CMF Watch 3 Pro
3.3

Pairing reliability ranged from very easy phone switching to frustrating setup, app disconnects, or historical pairing problems.

recovery insights
Product 1: Apple Watch SE 3
4.0

Recovery-related evidence was limited, but one fitness-focused review valued training-load tracking as a way to monitor workout volume over time.

Product 2: CMF Watch 3 Pro
4.3

Recovery insights were useful where reviewers discussed recovery time, training load, VO2 max, and planning the next workout.

reliability
Product 1: Apple Watch SE 3
4.5

Reliability evidence was limited but positive, with one reviewer concluding the SE 3 has what most users need.

Product 2: CMF Watch 3 Pro
2.0

Reliability evidence was limited but negative where tested, with find-my-phone behavior described as hit-or-miss.

safety features
Product 1: Apple Watch SE 3
5.0

Safety features were strongly praised, especially fall detection, crash detection, emergency features, and real family anecdotes.

Product 2: CMF Watch 3 Pro
No score yet
score tracking
Product 1: Apple Watch SE 3
No score yet
Product 2: CMF Watch 3 Pro
4.0

Score tracking had limited positive evidence, with activity and training scores described as more than sufficient for one reviewer’s needs.

size options
Product 1: Apple Watch SE 3
4.0

Size options were viewed positively for offering 40mm and 44mm choices, especially for smaller wrists.

Product 2: CMF Watch 3 Pro
2.9

The single large size was a recurring caveat, with reviewers warning that smaller wrists may find it too big despite the readable display.

sleep tracking accuracy
Product 1: Apple Watch SE 3
3.8

Sleep tracking was generally useful and often accurate enough, though several reviewers felt Apple’s Sleep Score was simpler than competing systems.

Product 2: CMF Watch 3 Pro
3.1

Sleep tracking was sharply split, with some reviewers finding duration or bed comparisons close, while others found awake detection and stages poor.

smartphone notifications
Product 1: Apple Watch SE 3
4.6

Notification handling was a major everyday strength, with reviewers praising call, text, and response convenience from the wrist.

Product 2: CMF Watch 3 Pro
3.5

Notification handling was mixed: quick access and replies were useful, but syncing, language support, and clearing behavior frustrated some reviewers.

smartwatch features
Product 1: Apple Watch SE 3
4.8

Reviewers generally agreed the SE 3 delivers the core Apple Watch experience, making it feel much less like a compromised budget model.

Product 2: CMF Watch 3 Pro
3.6

Smartwatch features were adequate for the basics and impressive for the price, but reviewers consistently described them as scaled back versus fuller platforms.

software smoothness
Product 1: Apple Watch SE 3
4.9

Software smoothness was one of the most consistent strengths, with reviewers praising the S10 chip for snappy menus, fast apps, and fluid navigation.

Product 2: CMF Watch 3 Pro
4.2

Software smoothness was often excellent, with many reviewers praising fluid animation and snappy UI, though a few saw lag or pauses.

step counting accuracy
Product 1: Apple Watch SE 3
No score yet
Product 2: CMF Watch 3 Pro
3.3

Step counting had limited but mixed evidence, with one reviewer reporting a wide variance and another finding it close enough against a Garmin comparison.

stress tracking
Product 1: Apple Watch SE 3
No score yet
Product 2: CMF Watch 3 Pro
3.3

Stress tracking had mixed evidence: one reviewer liked guided breathing, while another found stress readings unreliable during a real stress episode.

style and design
Product 1: Apple Watch SE 3
3.1

Style and design were the main aesthetic tradeoff: reviewers liked the familiar Apple Watch look but repeatedly called it dated or bezel-heavy.

Product 2: CMF Watch 3 Pro
4.3

Design was the most divisive but often strongest attribute: many praised the stylish CMF look, while a few found it average, cheap, or too flashy.

third-party app support
Product 1: Apple Watch SE 3
4.8

Third-party app support was praised for extending the native experience, with reviewers highlighting Apple’s App Store depth and useful fitness apps.

Product 2: CMF Watch 3 Pro
2.5

Third-party app support was weak because there is no true app store or direct third-party app access, though one reviewer liked the distraction-free limitation.

touchscreen responsiveness
Product 1: Apple Watch SE 3
5.0

Touchscreen responsiveness had limited but very positive evidence, with PCMag saying the watch responded promptly and consistently.

Product 2: CMF Watch 3 Pro
3.0

Touchscreen responsiveness had limited evidence, with one reviewer noting occasional missed swipes despite otherwise smooth performance.

user interface
Product 1: Apple Watch SE 3
4.5

The user interface was praised as easy, cohesive, and fluid, with gestures and Smart Stack improving quick interactions.

Product 2: CMF Watch 3 Pro
4.6

The user interface was widely praised for clarity, clean visuals, and ease of use.

value for money
Product 1: Apple Watch SE 3
4.9

Value for money was the strongest consensus attribute, with reviewers repeatedly calling the SE 3 a standout bargain or best-value Apple Watch.

Product 2: CMF Watch 3 Pro
4.1

Value for money was the strongest consensus point; even critical reviewers acknowledged the low price, though some argued better alternatives justify spending more.

voice assistant quality
Product 1: Apple Watch SE 3
4.1

On-device Siri was broadly seen as a useful upgrade, making commands faster and more practical for workouts, timers, weather, and health questions.

Product 2: CMF Watch 3 Pro
2.8

Voice assistant quality depended heavily on phone ecosystem, working for basic Siri/Gemini access but disappointing reviewers who expected broader ChatGPT support.

voice note usefulness
Product 1: Apple Watch SE 3
No score yet
Product 2: CMF Watch 3 Pro
4.0

Voice notes and transcription were praised as useful and functional by reviewers who tested them, although one reviewer questioned the feature’s broader purpose.

watch face quality
Product 1: Apple Watch SE 3
4.3

Watch faces were viewed positively, especially the always-on versions and Apple’s high-quality built-in choices.

Product 2: CMF Watch 3 Pro
4.1

Watch faces were one of the most praised parts of the watch, though some reviewers disliked ordinary designs, storage limits, or download failures.

water resistance
Product 1: Apple Watch SE 3
4.1

Water resistance was considered adequate for common needs, with several reviewers accepting the 50m/swimproof rating.

Product 2: CMF Watch 3 Pro
2.8

Water resistance was a major tradeoff: IP68 earned praise, but the lack of swimming or shower confidence was repeatedly criticized.

wellness insights
Product 1: Apple Watch SE 3
3.9

Wellness insights were considered helpful for beginners or casual users, especially Sleep Score, sleep apnea alerts, and the Vitals-style health context.

Product 2: CMF Watch 3 Pro
2.0

Wellness insights were a weak area because sleep and health data often lacked written guidance or actionable interpretation for beginners.

Wi-Fi connectivity
Product 1: Apple Watch SE 3
No score yet
Product 2: CMF Watch 3 Pro
1.0

Wi-Fi was only discussed as a missing connectivity option, and that absence was framed as part of the watch’s limited standalone capability.

workout tracking variety
Product 1: Apple Watch SE 3
4.8

Workout variety was viewed very positively, with reviewers noting broad sport profiles and nearly the same workout options as pricier Apple Watches.

Product 2: CMF Watch 3 Pro
4.9

Workout variety was a standout strength, with repeated praise for the very large list of sports and niche activity modes.