Garmin Forerunner 55 Vs Forerunner 45 Vs Forerunner 35

Design

• 35: 35.5 x 40.7 x 13.4mm, 37.3g 45: 42 x 42 x 11.4mm, 32g; 45S 39.5 x 39.5 x 11.4mm, 36g 55: 42 x 42 x 11.6mm, 37g

Display

• 35: Mono, 23.5 x 23.5mm, 128 x 128 pixels 45: Colour, 1.04in/26.3mm, 208 x 208 pixels 55: Colour, 1.04in/26.3mm, 208 x 208 pixels

Features and functions

• 35: HRM, GPS, accelerometer, 7 workout memory 45: HRM, GPS, accelerometer, 200 hour workout memory 55: HRM, GPS, accelerometer, 200 hour workout memory

Battery life

• 35: 9 days, 13 hours of GPS workouts 45: 7 days, 13 hours of GPS workouts 55: 14 days, 20 hours of GPS workouts

Summing up