The Venu 4 41 mm GPS smartwatch blends a bright 1.2-inch AMOLED display with a metal case and interchangeable bands for everyday wear. Built-in multi-band GPS and advanced sensors record workouts, wrist-based heart rate, running power, and Pulse Ox for continuous fitness monitoring. Battery performance supports up to 10 days in smartwatch mode for extended tracking between charges. A built-in bright LED flashlight and on-device tools add practical utility for low-light and daily use.

Health features include advanced sleep tracking, HRV status, skin temperature logging, and a Health Snapshot that compiles short-term metrics to the Garmin Connect app. More than 80 preloaded sports apps, downloadable animated workouts, and training-readiness metrics support structured training and recovery. Smartphone connectivity delivers notifications, music controls, on-wrist calling when paired, and Google Maps integration for course navigation. The watch is compatible with iPhone and Android devices and supports Garmin Coach plans for flexible training and tracking.