Compare Amazfit Balance 2 vs Amazfit Cheetah 2 Pro

Heart-rate accuracy was strong in most tests, especially running and general exercise, but it was less convincing in one weightlifting-focused scientific test.

Heart rate accuracy was good for steady efforts and often close to straps or Garmin, but several reviewers still recommended a chest strap for intervals, cycling or precision work.

GPS accuracy was one of the most frequently praised areas, though one scientific reviewer found it only adequate and less consistent than better devices.

GPS accuracy was one of the strongest consensus areas, with many reviewers finding it solid, fast, close to Garmin, or excellent, though a few noted corner-cutting or distance errors.

Fitness tracking accuracy was usually judged strong, with reviewers describing reliable sports tracking, accurate activity metrics, and competitive GPS/heart-rate performance.

Fitness tracking accuracy was generally good for recreational training and racing, though reviewers noted GPS distance quirks and not-class-leading precision.

Sleep tracking accuracy was mixed: several reviewers found core sleep or trends useful, while the scientific review criticized REM sleep tracking.

Sleep tracking opinions were mixed: some liked the depth and comparable sleep duration, while others found missed awake time and only okay sleep-stage accuracy.

Coaching evidence was split: Zepp Coach was criticized as impersonal or not very insightful, while AI workout explanations and training guidance impressed other reviewers.

Coaching features were broadly useful, especially Zepp Coach and structured plans, though some reviewers wanted deeper or more polished training analysis.

Workout tracking variety was a clear strength, with reviewers repeatedly praising the huge sport-mode selection, golf/HYROX support, and broad activity coverage.

Workout variety was a consistent strength, with reviewers praising deep workout handling, extensive sport modes and broad activity coverage.

Recovery insights were useful but not perfect: biocharge and readiness improved over older metrics, while some sleep/training-load scores seemed generous or immature.

Recovery insights were useful and practical, especially BioCharge, fatigue and sleep-related suggestions, though one reviewer found recovery time less conservative than Garmin.

Blood oxygen tracking received limited but positive evidence as part of the BioTracker suite, which one reviewer said handled health vitals admirably.

Blood oxygen evidence was limited to one first-look concern where an unexpected SpO2 reading made the reviewer question the result.

Wellness insights were a strength, with reviewers praising BioCharge, food-related feedback, and day-to-day energy or recovery guidance.

Wellness insights were useful because they tied sleep, stress, fatigue and activity into practical training feedback or recovery suggestions.

Health tracking accuracy was generally positive, with reviewers saying health metrics were effective, admirable, or impressively accurate overall.

Health tracking accuracy was positive but not flawless; heart-rate-based health metrics were useful, while scientific testing rated broader heart tracking as only okay.

Stress tracking had limited positive evidence, with reviewers calling it interesting or responsive to real-time changes.

Stress tracking was useful where it offered practical suggestions and fed into readiness-style guidance, but evidence was limited.

Food and calorie logging stood out as unusually useful, with reviewers praising the AI/photo/voice-assisted logging workflow and approachable tracking.

Nutrition and calorie logging in Zepp received unusually strong praise because reviewers found automatic calorie and macro calculations easier than other apps.

Comfort was broadly positive, with reviewers calling the watch lightweight, comfortable, and wearable day to day despite its larger case.

Comfort was polarized: some found the watch light and wearable on long runs, while others criticized its bulk, weight, thickness or tempo-run nuisance.

Materials quality was praised for premium-feeling aluminum, sapphire glass, and overall higher-end feel for the price.

Materials quality was a major strength, with reviewers praising titanium, sapphire glass and premium exterior hardware, though one first-look review flagged a polymer bezel.

Bands were consistently described as comfortable, easy to swap, and better than expected, with several reviewers appreciating the included second strap.

Band reactions were split: some reviewers found it comfortable or even a favorite, while others called it cheap, not premium, or irritating.

Fit evidence was limited but positive from one reviewer who said the watch fit nicely on a larger wrist.

Fit depended heavily on wrist size: one reviewer found it too large on a smaller wrist, while others found it lightweight or nicely fitting.

Size options were a caveat, with reviewers noting comfort but also that the larger size or lack of smaller-feeling options may matter for smaller wrists.

Size options were a concern because reviewers repeatedly said smaller-wristed users could benefit from a smaller or more compact model.

Durability was strong overall thanks to sapphire glass and rugged protection, though exposed glass was flagged as a potential concern.

Durability evidence was positive, with one fall leaving the watch unmarked and another review saying the case stayed immaculate after hard training.

Style and design were widely liked, with reviewers describing the watch as sleek, snazzy, mature, and premium-looking.

Style and design were generally liked, with reviewers calling it premium, sleek or good-looking, though not everyone found it amazing or loved its size.

Build quality was generally praised as premium, robust, and solid, even if one review presented it as solid rather than flawless.

Build quality was widely praised thanks to the titanium and sapphire construction, with reviewers repeatedly describing the hardware as premium or impressive for the price.

Battery life was the clearest strength, with reviewers repeatedly confirming week-plus to multi-week endurance and calling it a major advantage over many smartwatch rivals.

Battery life was one of the strongest areas, with repeated praise for week-plus use and long GPS endurance, though one reviewer found it inconsistent and another compared it unfavorably to a T-Rex model.

Charging convenience was acceptable but mixed, mainly because the compact charger still requires a separate USB-C cable.

Charging convenience was mixed: the magnetic puck was liked, but reviewers disliked the proprietary charger and need to carry another accessory.

Display quality was usually praised as sharp, vibrant, bright, and responsive, but a few reviewers disliked smudging or felt the display experience did not fully deliver.

Display quality was strong overall because it is sharp and bright, but several reviewers disliked the smaller usable display or large bezel relative to the case.

Outdoor visibility was mostly praised in bright outdoor light, but one reviewer strongly disliked how the screen behaved in bright sunlight.

Outdoor visibility was excellent across reviews, with the display repeatedly judged easy to read in bright sunlight.

Brightness was praised in most reviews thanks to the 2,000-nit AMOLED display, though one reviewer found the screen experience less satisfying than the specs suggested.

Brightness was consistently praised, with reviewers calling the 3,000-nit display highly readable in sun and a major visibility advantage.

Reliability had limited but positive evidence, centered on one reviewer calling the Balance 2's sports tracking reliable.

Reliability evidence was limited and mixed, mainly around inconsistent heart-rate/GPS moments and one wrong first GPS run.

Value for money was a major positive theme, with most reviewers saying the Balance 2 delivers unusually strong features, battery life, and hardware for the price.

Value for money was mostly favorable versus premium Garmin pricing, but reviewers disagreed on whether the upgrade over cheaper Amazfit models justified the launch price.

Flashlight usefulness scored poorly because reviewers treated the lack of a built-in flashlight as a missing convenience compared with premium sports watches.

The flashlight was repeatedly praised as useful, with reviewers liking the real LED torch, red mode and practical running or nighttime use.

Cross-platform compatibility had limited but positive evidence, with one reviewer valuing Android and iOS support as part of the overall feature set.

Cross-platform compatibility was a weak spot in the available evidence because iPhone users lose direct SMS replies and some smartwatch integration.

ECG functionality was a clear missing feature in reviews that compared the Balance 2 with higher-end watches or listed absent health tools.

ECG functionality was a weakness because reviewers noted the feature is absent and that Garmin offers superior ECG-related capability.

Reviewers found activity and strength recognition useful overall, especially for reps and logged movements, though one noted detection was less reliable for exotic movements.

Pool testing gave the only clear auto-detection judgment, with the watch correctly identifying the reviewer’s freestyle swim style.

Contactless payment support was a clear caveat, with reviewers noting Zepp Pay is less seamless than Apple Pay and that support varies by region or bank.

Contactless payments were positively described as practical for errands, coffee or post-workout stops without carrying a phone.

Voice assistant quality was generally positive, ranging from mildly useful to one of the better smartwatch assistants, though a few reviewers found it only decent.

Voice assistant quality was mixed to weak: short commands could work, but reviewers often found Zepp Flow less useful, less smooth or unnecessary during runs.

Third-party app support was the most repeated smartwatch limitation, especially around missing Spotify, limited app selection, and weaker ecosystem depth.

Third-party support was strong for fitness platforms like TrainingPeaks, Runna, Intervals.icu and Strava, but weaker for streaming services and app breadth.

Smartphone notifications were useful for basic viewing and replies, but reviewers complained about limited actionability compared with richer Android or Apple/Wear OS behavior.

Smartphone notifications were usable for reading texts, but iPhone reply limits and texting restrictions reduced the score.

Watch face quality was mixed: customization exists, but reviewers criticized the preloaded faces and broader watch-face selection.

Watch face quality had limited but positive evidence, with one reviewer noting decent watch faces as part of the strong specification.

Button controls were mixed: some reviewers liked the tactile buttons and crown, while others found the crown cheap or the activity controls easy to mis-trigger.

The physical buttons were a clear strength for running use, wet hands, gloves and avoiding accidental presses, though one reviewer still missed a fifth button/crown-style setup.

The operating system experience was mostly positive for speed and features, but reviewers also noted Wear OS limitations and occasional quirks.

The operating system experience was mixed: Zepp OS and Zepp app features worked, but reviewers called parts of the interface overloaded or bloated.

Software smoothness was generally praised as fluid and lag-free, though a few reviewers reported occasional stutters or less-than-Wear-OS fluidity.

Software smoothness was mixed, with map lag and polish concerns offset by one review’s praise for firmware improvements and updates.

The Zepp app store was seen as useful for basic extras, but reviewers still framed the app ecosystem as smaller than major smartwatch platforms.

Reviewers generally found Zepp improving into a usable ecosystem, but several said it still feels overloaded or less clean than Garmin/Coros ecosystems.

Voice note usefulness had limited but positive evidence, specifically around quick voice journaling for food logging.

Voice notes were positively received as a fun and useful way to capture run context, especially when geotagged to an activity.

The user interface was considered intuitive and responsive by some reviewers, but the default button logic and density of features created confusion for others.

The user interface was approachable for basics and liked by some reviewers, but others found it cluttered, unintuitive in places or frustrating.

Touchscreen responsiveness was mostly praised, though one reviewer found touch sensitivity too high and another noted smudging.

Touchscreen responsiveness was split: several reviewers called it responsive, while others said sensitivity caused accidental inputs during running or wet use.

Smartwatch features were adequate for many but clearly behind Apple and Wear OS watches, with fitness-first strengths outweighing full smartwatch polish.

Smartwatch features were useful but not full flagship-smartwatch quality, with reviewers praising everyday utility while noting slimmed-down features and unclear positioning.

Wi-Fi connectivity had limited mixed evidence: useful for updates and downloads, but one reviewer advised keeping it off to avoid battery drain.

Wi-Fi connectivity had limited mixed evidence: map downloads over Wi-Fi worked but were described as mildly annoying.

Onboard music storage was useful for offline MP3s, but reviewers disliked the lack of streaming-service sync and manual file loading.

Onboard music storage was useful because there is room for music, but reviewers criticized the MP3-only approach and lack of streaming integration.

Mapping and navigation were polarizing: golf and offline maps were praised, but reviewers complained about lag, non-routable maps, or awkward route creation.

Mapping and navigation were useful and feature-rich, but map smoothness, readability, rerouting and polish were repeated limitations.

Companion app quality drew mixed-to-positive reactions: some found it busy or unpolished, while others praised its insights, dashboards, and approachability.

The companion app was useful and often clear for training data, nutrition, routes and analysis, but reviewers also described it as overwhelming or initially hard to learn.

Menu navigation was mixed: some reviewers found key features easy to access, while golf use and dense menus could feel overwhelming.

Menu navigation was serviceable but not effortless; reviewers liked straightforward navigation yet noted a learning curve and some complexity.

Call handling was consistently useful, with multiple reviewers praising Bluetooth call clarity, speaker loudness, or the ability to answer calls from the wrist.

Call handling had limited but positive evidence, with the watch speaker and microphone judged loud and good enough for calls.

Customization was a strong point, especially for watch interfaces and settings, though one reviewer wanted more button customization.

Customization was praised across brightness, data pages and watch setup, with reviewers noting the watch can be tailored heavily to training needs.

Bluetooth connectivity evidence was positive for external sensor pairing, with one reviewer saying it paired seamlessly with the Helio Strap for workout metrics.

Music controls had limited but positive evidence, with one reviewer calling the music player well optimized.

Pairing reliability was positive in limited evidence, with reviewers describing setup as easy and straightforward.

Charging speed was viewed as solid to fast, ranging from under two hours for a full charge to very quick partial top-ups.

LTE connectivity was a weakness because reviewers repeatedly noted the lack of cellular independence from a phone.

Safety features were praised mainly through the blinking flashlight/red light, which reviewers saw as useful for visibility in the dark.

Running power support was useful for one reviewer, but others questioned related metric reliability or found the calculation too different to evaluate.

Score tracking was useful when it summarized readiness, fatigue or race predictions into easy-to-read numbers, with one review praising accurate race-time prediction.

Water resistance was widely praised, especially the 10 ATM rating and suitability for swimming, snorkeling, diving, or water sports.