Apple Watch SE 3 vs Garmin Forerunner 70

Apple Watch SE 3

Apple Watch SE 3

vsGarmin Forerunner 70

Garmin Forerunner 70

Apple Watch SE 3Garmin Forerunner 70
Case Size40mm / 44mm aluminium (midnight, starlight)—
DisplayAlways-On display; cover glass 4x more resistant to cracks than previous generation (Ion-X)1.2-inch (30.4 mm) AMOLED touchscreen, 390x390, optional always-on mode, five-button design, chemically strengthened glass
ChipsetApple S10—
BatteryUp to 18 hours; 15 minutes of fast charging adds up to 8 hours, about 80% in 45 minutesUp to 13 days in smartwatch mode (up to 5 days with always-on display), up to 28 days in battery saver mode, up to 23 hours in GPS-only mode, up to 16 hours in all-systems GNSS mode
Health SensorsHeart rate, wrist temperature sensing, sleep score, sleep apnea notifications, retrospective ovulation estimates—
Connectivity5G cellular modelsBluetooth, ANT+; smart notifications and LiveTrack with a paired smartphone
OSwatchOS 26 (requires iPhone 11 or later with iOS 26)—
Body—Fiber-reinforced polymer bezel, silicone strap; 42.6 x 42.6 x 11.9 mm; 40 g; 20 mm quick-release bands; fits wrists 126-203 mm
Memory—512 MB
Positioning—GPS, GLONASS and Galileo
Sensors—Garmin Elevate wrist heart rate monitor, Pulse Ox blood oxygen (not available in all countries)
Durability—5 ATM water resistance
Training—Quick workouts, Garmin Coach adaptive plans including run/walk, daily suggested workouts, training readiness, training status, wrist-based running power, running dynamics
Sports—80+ built-in sports apps including running, swimming, cycling and strength training
Health—Advanced sleep tracking, sleep coach, breathing variations, HRV status, lifestyle logging, Health Status
Compatibility—Garmin Connect app for iPhone and Android; Connect IQ watch faces and data fields
Colors—Citron, soft pink, tidal blue, cool lavender, black, whitestone