Garmin Forerunner® 205 vs Garmin Venu 4 - 45mmSize, Specs & Wrist Fit Compared

On the wrist the Garmin Venu 4 - 45mm feels lighter (38g vs 77g, case only).

Specification Comparison

Spec	GarminForerunner® 205	GarminVenu 4 - 45mm
Case Width	—	45mm
Thickness	—	12mm
Weight	77g	38g
Shape	Circular	Circular
Water Resistance	—	5 ATM
GPS	Yes	19 hours
Battery Life	10 hours, typical	12 days
Display	—	1.4 inches
Always-On Display	—	Yes
Released	2006	2025

Full Specification Comparison

143 specs

Spec	Garmin Forerunner® 205	Garmin Venu 4 - 45mm
Overview
Family	Garmin	—
General
Dimension	2.1" x 2.7" x 0.7" (5.33 x 6.86 x 1.78 cm)	—
Battery Type	rechargeable lithium-ion	—
Battery life	10 hours, typical	—
Display Size	1.3" x 0.8" (3.3 x 2.0 cm)	—
Water rating	IPX7	—
Display resolution	160 x 100 pixels	—
Sensors
GPS	Yes	—
has GPS	—	Yes
has a compass	—	Yes
Has a barometer	—	Yes
has a gyroscope	—	Yes
Has a cadence sensor	—	No
has an accelerometer	—	Yes
Monitors perspiration	—	No
Has a heart rate monitor	—	Yes
Has a temperature sensor	—	Yes
Monitors blood oxygenation levels	—	Yes
Product Info
Main SKU	010-00466-00	—
Product ID	348	—
Product Name	Forerunner® 205	—
Release Date	1/3/2006	—
Product Variation	Forerunner® 205	—
Maps & Memory
History	1000 laps	—
Navigation Routes	50	—
Waypoints/favorites/locations	100	—
Cycling Features
Courses	Yes	—
Alerts (triggers alarm when you reach goals including time, distance, heart rate or calories)	Yes	—
Training, Planning and Analysis Features
Auto scroll	Yes	—
Virtual Partner	Yes	—
Advanced workouts	Yes	—
Interval training	Yes	—
Customizable data pages	Yes	—
Auto Pause® automatic timer halt	Yes	—
Auto Lap® interval tracking feature	Yes	—
Design
width	—	45
height	—	45
volume	—	24.3 cm³
weight	—	38 g
thickness	—	12
ATM rating	—	5 ATM
resolution	—	454 x 454 px
screen size	—	1.4 inches
Display type	—	OLED/AMOLED
Has a display	—	Yes
pixel density	—	458 ppi
width of band	—	22 mm
water resistance	—	Waterproof
Always-On Display	—	Yes
has a touch screen	—	Yes
is designed for kids	—	No
Gorilla Glass version	—	Gorilla Glass 3
waterproof depth rating	—	50 m
Watch band is replaceable	—	Yes
Has sapphire glass display	—	No
maximum operating temperature	—	55 °C
has branded damage-resistant glass	—	Yes
lowest potential operating temperature	—	-20 °C
Battery
charge time	—	1 hours
battery life	—	12 days
has wireless charging	—	No
has a removable battery	—	No
battery life with GPS on	—	19 hours
Has a solar power battery	—	No
has a rechargeable battery	—	Yes
battery life in power save mode	—	25 hours
Features
release date	—	2025-09-17
Has a stopwatch	—	Yes
Has smart alarm	—	No
warranty period	—	1 years
Has call control	—	Yes
Has silent alarm	—	Yes
has HRV tracking	—	Yes
internal storage	—	8GB
measures VO2 max	—	Yes
Has notifications	—	Yes
Has ECG technology	—	Yes
Locates your phone	—	Yes
has a front camera	—	No
has fall detection	—	Yes
has voice commands	—	Yes
Acquires GPS faster	—	Yes
Has vibrating alerts	—	Yes
shows readiness level	—	Yes
Can be used to answer calls	—	Yes
measures resting heart rate	—	Yes
has irregular heart rate warnings	—	Yes
has fast/slow heart rate notifications	—	Yes
Has a built-in camera remote control function	—	No
Connectivity
has NFC	—	Yes
supports ANT+	—	Yes
supports Wi-Fi	—	Yes
supports Galileo	—	Yes
has a cellular module	—	No
Is compatible with iOS	—	Yes
Is compatible with Android	—	Yes
Miscellaneous
has aptX	—	No
Has auto pause	—	Yes
Available on PC	—	Yes
Is compatible with Windows	—	Yes
Is compatible with Mac OS X	—	Yes
has an external memory slot	—	No
Compatible with smart scales	—	Yes
has a battery level indicator	—	Yes
Provides the sunrise/sunset time	—	Yes
has a socket for a 3.5 mm audio jack	—	No
Compatible with external heart rate monitors	—	Yes
App & Software
Ad-free	—	Yes
Free app	—	Yes
Tracks BMI	—	Yes
Has coaching	—	Yes
Includes maps	—	Yes
Supports routes	—	Yes
Has achievements	—	Yes
Has goal setting	—	Yes
Has live tracking	—	Yes
Has exercise diary	—	Yes
Predicts ovulation	—	Yes
Can be personalised	—	Yes
Has weight tracking	—	Yes
Predicts start date	—	Yes
Tracks water intake	—	Yes
Has inactivity alerts	—	Yes
Has period notifications	—	Yes
Has temperature tracking	—	Yes
Doesn’t require account	—	No
Provides activity reports	—	Yes
Displays fertile window notifications	—	Yes
Counts how many calories you've burned	—	Yes
Activity tracking
Measures pace	—	Yes
Tracks distance	—	Yes
Tracks elevation	—	Yes
Designed for golf	—	Yes
Tracks your sleep	—	Yes
Tracks steps taken	—	Yes
Designed for diving	—	No
Has a route tracker	—	Yes
Has exercise tagging	—	Yes
Has multi-sport mode	—	Yes
Tracks calorie intake	—	Yes
Provides sleep reports	—	Yes
Detects activities automatically	—	Yes
Has a stroke counter for swimming	—	Yes