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Apple Watch Series 9 GPS vs Apple Watch Series 4 GPS + Cellular Smartwatch

Apple Watch Series 9 GPS vs Apple Watch Series 4 GPS + Cellular Smartwatch comparison

Show Only Differences Highlight Differences	Apple Watch Series 9 GPS	Apple Watch Series 4 GPS + Cellular Smartwatch
key specs
Strap Material	Silicone	Silicone
Dial Shape	Rectangle	Rectangle
Display Type	OLED Retina	OLED Retina
Ideal For	Unisex	Unisex
Strap Colour	-	White
Display Size	-	50mm
Compatible OS	-	iOS 12 or Above
general
Brand	Apple	Apple
Model	Watch Series 9 GPS	Watch Series 4 GPS + Cellular Smartwatch
Release date	September 12, 2023	-
Model Name	Watch Series 9 GPS	Watch Series 4 GPS + Cellular
Dial Shape	Rectangle	Rectangle
Strap Material	Silicone	Silicone
Size	Regular	Regular
Touchscreen	Yes	Yes
Interchangeable Strap	Yes	-
Water Resistant	Yes	Yes
Water Resistance Depth	5ATM	50 m
Usage	Fitness & Outdoor	Fitness & Outdoor
Ideal For	Unisex	Unisex
Model Number	-	MTVA2HN/A
Strap Colour	-	White
Dial Colour	-	Black
product details
Sensor	Compass, Always-On Altimeter, optical heart rate sensor, Accelerometer, Gyroscope and Ambient light sensor	Electrical Heart Sensor, 2Nd Gen Optical Heart Sensor, Barometer, Aaccelerometer, Gyroscope, Ambient Light Sensor
Compatible Device	iOS	Iphone 6 And Above
Notification	Yes	Yes
Battery Life	18 hours	Upto 18 hrs (Based on Usage)
Rechargeable Battery	Yes	Yes
Battery Type	-	Lithium Ion
Charger Type	-	USB Power Adapter (5 W)
connectivity features
Call Function	Yes	Yes
Bluetooth	Yes	Yes
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Messaging Support	Yes	-
Email Support	Yes	-
Call Features	International Emergency Calling	-
Other Connectivity Features	Emergency SOS	Wi-Fi (802.11B/G/N)
Bluetooth Version	-	v5.0
platform and storage features
Operating System	watchOS	5
Number of Cores	dual-core	-
Processor Name	S9	S4 with 64-bit Dual Core Processor
Internal Memory	64GB	-
Compatible Operating System	-	iOS 12 or Above
camera and display features
Display Type	OLED Retina	OLED Retina
Backlight Display	Yes	Yes
Other Display Features	LTPO OLED Always-On Retina display, up to 2000 nits of peak brightness	Ltpo Oled Retina Display With Force Touch (1000 Nits Brightness)
Display Resolution	-	324 x 394 Pixels
Display Size	-	50mm
Scratch Resistant	-	Yes
fitness and watch functions
Step Count	Yes	Yes
Calorie Count	Yes	Yes
Heart Rate Monitor	Yes	Yes
Altimeter	Yes	Yes
Compass	Yes	-
Calendar	Yes	Yes
Alarm Clock	Yes	Yes
Date & Time Display	Yes	Yes
Language	English	English
Number of Buttons	2	1
Other Fitness Features	Blood Oxgen Sensor, ECG sensor	Tracks: Distance, Steps, Sleep Quality, Calories Burned, Heart Rate, Low And High Heart Rate Notifications, Fall Detection, Pace And Cadence Alerts, Yoga And Hiking Workouts
Other Watch Functions	-	Digital Crown With Haptic Feedback, Customizable Watch Faces, Receive Notifications
audio and video features
Speaker	Yes	Yes
Gesture Control	Yes	-
Microphone	Yes	-
Voice Control	Yes	-
ratings
Overall NDTV Rating	-	Read Review
Design and comfort Rating	-
Tracking accuracy Rating	-
Software and ecosystem Rating	-
Battery life Rating	-