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Apple Watch Series 4 GPS + Cellular Smartwatch vs Apple Watch Series 2 Smartwatch

Apple Watch Series 4 GPS + Cellular Smartwatch vs Apple Watch Series 2 Smartwatch comparison

Show Only Differences Highlight Differences	Apple Watch Series 4 GPS + Cellular Smartwatch	Apple Watch Series 2 Smartwatch
ratings
Overall NDTV Rating	Read Review	-
Design and comfort Rating		-
Tracking accuracy Rating		-
Software and ecosystem Rating		-
Battery life Rating		-
key specs
Strap Colour	White	Midnight Blue
Display Size	50mm	38mm
Compatible OS	iOS 12 or Above	iOS 10 and Above
Strap Material	Silicone	Stainless Steel
Dial Shape	Rectangle	Rectangle
Display Type	OLED Retina	OLED Retina
Ideal For	Unisex	Unisex
general
Brand	Apple	Apple
Model	Watch Series 4 GPS + Cellular Smartwatch	Watch Series 2 Smartwatch
Model Number	MTVA2HN/A	MQ132HN/A
Model Name	Watch Series 4 GPS + Cellular	Watch Series 2
Dial Shape	Rectangle	Rectangle
Strap Material	Silicone	Stainless Steel
Size	Regular	Regular
Touchscreen	Yes	Yes
Water Resistant	Yes	Yes
Water Resistance Depth	50 m	50 m
Usage	Fitness & Outdoor	Fitness & Outdoor
Ideal For	Unisex	Unisex
Strap Colour	White	Midnight Blue
Dial Colour	Black	Black
Dial Material	-	Aluminum
product details
Sensor	Electrical Heart Sensor, 2Nd Gen Optical Heart Sensor, Barometer, Aaccelerometer, Gyroscope, Ambient Light Sensor	Heart Rate Sensor, Accelerometer, Gyroscope, Ambient Light Sensor
Compatible Device	Iphone 6 And Above	Iphone 5, 5C, 5S, Se, 6, 6 Plus, 6S, 6S Plus, 7 Or 7 Plus
Notification	Yes	Messages, Calendar, Activity, Phone, Mail
Battery Type	Lithium Ion	-
Battery Life	Upto 18 hrs (Based on Usage)	18 hours
Charger Type	USB Power Adapter (5 W)	-
Rechargeable Battery	Yes	Yes
Charge Time	-	90 min
Other Features	-	Ceramic Back, Digital Crown
connectivity features
Call Function	Yes	No
Bluetooth	Yes	Yes
Bluetooth Version	v5.0	v4.0
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Other Connectivity Features	Wi-Fi (802.11B/G/N)	Wi-Fi (802.11B/G/N)
platform and storage features
Operating System	5	3
Compatible Operating System	iOS 12 or Above	iOS 10 and Above
Processor Name	S4 with 64-bit Dual Core Processor	S2 Dual Core Processor
camera and display features
Display Resolution	324 x 394 Pixels	272 x 340 pixels
Display Size	50mm	38mm
Display Type	OLED Retina	OLED Retina
Backlight Display	Yes	-
Scratch Resistant	Yes	-
Other Display Features	Ltpo Oled Retina Display With Force Touch (1000 Nits Brightness)	Brighter Oled Retina Display With Force Touch (1000 Nits)
fitness and watch functions
Step Count	Yes	-
Calorie Count	Yes	Yes
Heart Rate Monitor	Yes	Yes
Altimeter	Yes	-
Calendar	Yes	Yes
Alarm Clock	Yes	Yes
Date & Time Display	Yes	Yes
Language	English	-
Number of Buttons	1	-
Other Fitness Features	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	Activity Tracking With Three Rings (Stand, Move, Exercise), Workout App (Elapsed Time, Distance, Calories, Pace And Speed, Goals, Progress Updates, Workout Summary), Strava Cycling, Activity History
Other Watch Functions	Digital Crown With Haptic Feedback, Customizable Watch Faces, Receive Notifications	-
audio and video features
Speaker	Yes	-
dimensions
Width	-	33.3
Height	-	38.6
Thickness	-	11.4 mm