Compare Coros Pace 4 vs Garmin Forerunner 165

The app ecosystem is strong within Coros, especially the app, training hub and browser-based training lab, but it is not an open app-store ecosystem.

Connect IQ gives the watch a modest app ecosystem for watch faces, widgets, data fields, and extras, though it is not framed as a full smartwatch app platform.

Band quality is mostly good, especially for the silicone and stretchy strap designs, though nylon drew caveats about staying wet or absorbing sweat.

Reviewers generally liked the soft, adjustable silicone strap and standard strap options, with no major comfort complaints about the band itself.

Battery life is a major strength across nearly every review, especially given the small AMOLED design and long GPS runtime.

Battery life was praised as strong for an AMOLED Garmin in normal training use, but several reviewers said always-on display, music, or endurance use reduces its advantage.

Blood oxygen support is present through the sensor set, though reviewers mostly treated it as a basic or altitude-oriented metric rather than a major wellness strength.

The watch includes blood oxygen or Pulse Ox tracking, but reviewers treated it as a useful health sensor rather than a headline reason to buy.

Bluetooth connectivity is useful for sensors and audio devices, with evidence for broadcasting heart rate and pairing external straps or accessories.

Bluetooth and ANT+ sensor/headphone support were viewed positively, with reviewers noting external sensor support and solid headphone connectivity.

Brightness is strong overall, especially at higher settings, though one reviewer found the default setting conservative.

Brightness was a clear strength, especially the bold AMOLED screen and usable bright-display behavior.

Build quality is acceptable for the price, with a solid lightweight shell, but the all-plastic construction lacks a premium feel.

Build quality was viewed as dependable for the price, with Garmin durability praised even though the plastic construction feels less premium.

Button controls are mixed: the extra action button is useful in workouts, but reviewers criticized limited home-screen customization and accidental dial behavior.

The five-button layout was one of the most consistently praised usability strengths, especially for workouts, gloves, sweat, and wet conditions.

Call handling is effectively absent because the Pace 4 has a microphone but no speaker, so reviewers repeatedly noted that it cannot take voice calls.

Call handling was limited to reliable call-related smartphone alerts rather than full on-watch calling.

Calorie tracking is available as part of the daily activity package, but reviewers mostly mention it as a tracked metric rather than deeply evaluating its usefulness.

Calorie tracking received weak support; one reviewer saw calorie burn data in strength mode but did not find that feature very useful.

Charging convenience is mixed: the compact adapter and keyring are handy, but needing a USB-C cable or extra head adds friction for some users.

Charging convenience was mostly fine thanks to secure contacts and Garmin’s familiar proprietary cable, though it is not universal wireless charging.

Charging speed was generally acceptable to good, with reviewers reporting around one hour to just under two hours depending on the source.

Coaching features are a notable strength, with training analysis, training load, plans and voice logs giving runners useful context without a premium subscription.

Coaching features were well supported through Garmin Coach, adaptive plans, structured workouts, daily suggestions, and race-related guidance.

Comfort is one of the strongest points, with reviewers repeatedly praising the light, thin design for all-day wear, sleep and running.

Comfort was a major point of agreement: reviewers repeatedly described the watch as light, compact, unobtrusive, and easy to wear day and night.

The companion app is a clear strength, with useful summaries, route tools, transcribed voice notes, training logs and broad free training analytics.

Garmin Connect was mostly praised for depth, workout analysis, and improving organization, though one reviewer found the redesign not dramatically easier.

Contactless payments are not supported, with reviewers explicitly citing missing NFC or contactless payments as part of the watch's limited smartwatch feature set.

Garmin Pay was consistently mentioned as available and useful for contactless payments across models.

Cross-platform compatibility is straightforward, with direct evidence that the watch supports both iPhone and Android smartphones.

Cross-platform compatibility is functional, but one reviewer noted the phone experience differs between iPhone and Android, especially for replies.

Customization options are good for sports modes and data fields, but watch-face customization is less flexible than some competitors.

Customization was strong, with configurable widgets, data fields, watch faces, and training screens noted across reviews.

Display quality is widely praised: reviewers consistently highlight the AMOLED panel's clarity, color, sharpness and usefulness compared with the older MIP screen.

Display quality was one of the strongest attributes, with reviewers repeatedly praising the vibrant, crisp AMOLED screen.

Durability is adequate for a budget sports watch, but reviewers raised concerns about screen glass, lack of a raised bezel and ruggedness versus higher-end models.

Durability evidence was positive overall, including resistance to daily abuse, though not all reviewers considered it a rugged outdoor watch.

ECG evidence is conflicting: one review listed an electrocardiogram sensor, while another explicitly said the Pace 4 lacks the sensors required for ECG readings.

ECG functionality was consistently absent; reviewers repeatedly stated users need a different or higher-end Garmin for ECG/EKG.

Fit is especially good for smaller wrists and for users who dislike bulky sports watches.

Fit was generally positive, with the small case sitting neatly on wrists and under layers without feeling oversized.

Fitness tracking accuracy is strong for the watch's running-focused purpose, though the scientific review found the overall performance less consistent than the most positive running reviews.

Fitness tracking accuracy was praised across multiple reviews, especially for daily activity data, run metrics, and overall sensor reliability.

GPS accuracy is one of the strongest areas, with most reviewers reporting accurate tracks and reliable distance data, though a few saw small offsets or margin of error.

GPS accuracy was a major strength; most reviewers found it accurate or solid despite the lack of dual-band GPS, with only occasional challenging-environment issues.

Health tracking is useful for broad trends, but reviewer evidence is mixed because general health data was considered reliable in some reviews while testing found deviations in others.

Health tracking accuracy was supported by the reliable sensor package and detailed data collection, but evidence was less extensive than for GPS and heart rate.

Heart-rate accuracy is generally good for running and steady efforts, but several reviewers found inconsistency during cycling, gym work, intervals or cadence-lock situations.

Heart rate accuracy was broadly positive, often matching chest straps or higher-end watches well, with occasional optical-sensor lag or spikes.

Mapping and navigation are useful but limited: breadcrumb routing and route following work, but reviewers repeatedly wanted offline maps.

Navigation is useful but limited: reviewers liked breadcrumb routing, courses, back-to-start, and GPX support, while noting the absence of full maps.

Materials quality is intentionally cost-conscious, relying heavily on plastic and mineral glass rather than premium metals or sapphire.

Materials quality was a tradeoff: the polymer/plastic body helps weight and price but feels less premium than metal.

Menu navigation is simple and responsive, helped by the control-center style layout and faster processor.

Menu navigation is flexible because Garmin allows almost everything to be controlled by buttons, reducing reliance on touch.

Music controls are mixed: some reviews mention useful phone media controls, while others note missing or still-limited controls depending on firmware or expectations.

Music controls were a weak spot, with reviewers finding on-run controls unintuitive or limited without the Music model.

Onboard music storage exists, but it is limited to manually loaded MP3 files and lacks major streaming-service integration.

Onboard music storage is useful on the Music edition, but reviews were split because syncing can be tedious and costs extra.

The operating system experience is practical and usable, but one reviewer found it less slick than Garmin or other polished OLED-watch interfaces.

The operating system experience felt Garmin-like and sport-focused, with solid hybrid smartwatch behavior but limitations versus true smartwatches.

Outdoor visibility is excellent in the evidence, with multiple reviewers reporting easy viewing in sunlight and outdoor conditions.

Outdoor visibility was a standout strength; reviewers repeatedly said the AMOLED screen was readable in sunlight and bright conditions.

Pairing reliability received direct positive evidence from one review, which reported no issues connecting the watch to wireless headphones.

Pairing reliability was specifically praised for Bluetooth headphones in one review, with no broad pairing complaints across the review set.

Recovery insights are useful but not perfect, with reviewers pointing to training load, recovery time and status metrics while also noting some quirks in how training load is handled.

Recovery insights are useful through Recovery Time, Training Effect, HRV, Body Battery, and related tools, but the missing Training Readiness and Training Load limited depth.

Reliability is strong in normal use, with reviewers reporting workouts, performance and daily use worked well overall.

Reliability was praised in long-term and general-use terms, with reviewers describing the watch as dependable and accessible.

Safety features are modest; the display flashlight is useful in a pinch but reviewers found it less capable than dedicated LED flashlight systems.

Safety features were positively noted through LiveTrack and incident detection, though the evidence came from one detailed review.

Size options are limited because reviewers repeatedly note the single-size approach and wish Coros offered more case sizes.

Size options were a weakness because reviewers repeatedly noted there is only one case size, despite the size working for many wrists.

Sleep tracking is comfortable to use overnight and often detects bed and wake times well, but sleep-stage accuracy drew repeated caveats and one scientific review rated it poorly.

Sleep tracking was mostly useful for sleep duration and scores, but opinions were mixed because at least one reviewer found missed restless sleep.

Smartphone notifications are basic and limited; reviewers noted plain text, small text size and limited interaction rather than rich notification handling.

Smartphone notifications were considered reliable and readable, with texts, calls, and app alerts working well when paired.

Smartwatch features are basic; the watch focuses on training tools and sacrifices richer everyday smarts, maps, payments, calls and advanced media integrations.

Smartwatch features were solid for a sport watch, including notifications, wallet/payments, Find My Phone, music, and safety tools, but not full smartwatch depth.

Software smoothness is a strength, with multiple reviewers describing the interface as responsive, snappy and free of lag.

Software smoothness was acceptable but not premium-watch smooth, with one review noting the refresh rate was not Apple Watch-like.

Step counting accuracy received direct positive evidence from one reviewer, who found the Pace 4's counts aligned with Garmin and Apple watches.

Step counting accuracy was positively supported by one review that found it closely matched other tested devices.

Stress tracking appears as part of the recovery and wellness picture, with sleep, stress and HRV used to guide training and general health decisions.

Stress tracking was present as part of the broader Garmin health and sleep feature set.

Style and design are clean, modern and attractive for a sports-first watch, though not luxurious.

Style and design were viewed positively for a sporty, compact watch with a bright display that could be worn daily.

Third-party app support is very limited compared with Garmin-style app stores, with reviewer evidence pointing to the absence of a Connect IQ-like ecosystem.

Third-party app support exists through Connect IQ widgets, watch faces, data fields, and apps, but reviewers did not portray it as a rich smartwatch store.

Touchscreen responsiveness is usable and generally good, but accidental touches and dial inputs during runs or with gloves reduce the score.

Touchscreen responsiveness was mostly praised as smooth and useful, though one reviewer noted accidental touches.

The user interface is generally easy and practical, though some reviewers prefer Garmin's polish or criticized small text in parts of the UI.

The user interface was considered approachable and easy to use, especially with the combined touchscreen and button approach.

Value for money is the strongest consensus point, with every review citing the Pace 4 as a strong bargain or high-value running watch.

Value for money was one of the strongest consensus points, with many reviewers calling the 165 a strong budget or sweet-spot Garmin.

Voice assistant quality is not a real feature on this watch; the microphone is used for workout notes rather than assistant interactions.

Voice assistant quality is effectively absent because one reviewer explicitly noted there is no voice assistant.

Watch faces are customizable and generally decent, but reviewers wanted deeper customization and more useful glanceable data.

Watch face quality was strong thanks to customizable stock faces and Connect IQ options.

Water resistance is solid for normal fitness use, with repeated 5 ATM references and one reviewer confirming it handled wet conditions and brief submersion.

Water resistance was well supported for swimming, rain, sweat, and shallow water, with reviewers noting 5ATM or 50-meter resistance.

Wellness insights are practical for trend awareness, combining HRV, sleep, stress and recovery information to help users interpret training readiness.

Wellness insights were strong through Morning Report, Body Battery, HRV, sleep, stress, recovery, and daily health glances.

Wi-Fi connectivity exists mainly for the Music edition and music syncing, but one review reported Wi-Fi troubleshooting friction.

Workout variety is broad for a compact running watch, covering major sports, multisport/triathlon and many gym, outdoor and activity profiles.

Workout tracking variety covers most common running, cycling, swimming, gym, yoga, and fitness modes, but reviewers repeatedly noted missing triathlon, skiing, and other niche profiles.