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Apple Watch Series 3 (38mm) vs (42mm) – What’s the Difference?

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The Apple Watch Series 3 is available in two sizes; 38mm and 42mm, these two have same features but differ in the respective sizes which kind of gives iWatch lovers options to choose based wrist size. Moreover, each of these two is available in cellular and GPS models. Compare the full specifications, features and prices of the Apple Watch Series 3 (38mm) vs (42mm) to find out the difference. Meanwhile, while the Watch 3 is an outstanding smartwatch, there’s a newer and more equipped Watch 5 which comes with additional features, although will cost you more.

Apple Watch Series 3 (38mm) vs (42mm): Specifications Compared

 
 
Product Info
Apple watch series 3 specs

Apple Watch Series 3 (38mm) Specifications, Features and Price

Apple watch series 3 (42mm) specs

Apple Watch Series 3 (42mm) Specifications, Features and Price

Price - $199.00 $169.00
ABOUT DEVICE ABOUT DEVICE ABOUT DEVICE
Device name Apple Watch Series 3 (38mm) Apple Watch Series 3 (42mm)
Device type Standalone/Fitness smartwatch Standalone/Fitness smartwatch
Gender Unisex Unisex
Release date September, 2017 September, 2017
Predecessor Apple Watch Series 2 Apple Watch Series 2
Successor Apple Watch Series 4 Apple Watch Series 4
Versions Apple Watch Nike+ Apple Watch Nike+
BODY BODY BODY
Dimension 38.6 x 33.3 x 11.4 mm 42.5 x 36.4 x 11.4 mm
Weight 52.8 grams
Shape Rectangular Rectangular
Case material Aluminum Aluminum
Strap material Elastomer Elastomer
Bezel material Bezeless Bezeless
Strap size 22 mm 24mm
Screen protection Sapphire glass Sapphire glass
Water resistance Yes, 5ATM Yes, 5ATM
Durability test
Swim-proof Yes Yes, recommended
Color Black, White Black, White
DISPLAY DISPLAY DISPLAY
Display size 1.5 inch 1.65 inch
Display type 1000nit, OLED 1000nit, OLED
Display resolution 272 x 340 pixels 312 x 390 pixels
Pixel density
Always on No No
Custom watch face Yes Yes
Input type 1 Physical button, Digital crown, Touchscreen 1 Physical button, Digital crown, Touchscreen
CONNECTIVITY CONNECTIVITY CONNECTIVITY
Bluetooth Yes, Bluetooth v4.2 LE Yes, Bluetooth v4.2 LE
Bluetooth calling Yes Yes
GPS GLONASS, GPS GLONASS, GPS
NFC Yes Yes
Wi-Fi Yes, Wi-Fi 802.11 b/g/n Yes, Wi-Fi 802.11 b/g/n
MEMORY MEMORY MEMORY
RAM 0.768GB 0.768GB
ROM 16GB (GPS + Cellular), 8GB (GPS) 16GB (GPS + Cellular), 8GB (GPS)
Memory card slot No No
CELLULAR CONNECTIVITY CELLULAR CONNECTIVITY CELLULAR CONNECTIVITY
Technology 4G LTE 4G LTE
SIM type e-SIM e-SIM
Band
NOTIFICATIONS NOTIFICATIONS NOTIFICATIONS
SMS alert Yes Yes
Calls alert Yes Yes
Email alert Yes Yes
Event reminder Yes Yes
Third-party apps alert Yes Yes
MEDIA MEDIA MEDIA
Audio mp3/mp4 mp3/mp4
Bluetooth music Yes Yes
Loudspeaker Yes Yes
Microphone Yes Yes
Camera No No
Radio No No
SENSORS SENSORS SENSORS
Accelerometer Yes Yes
Altimeter Yes Yes
Ambient light Yes Yes
Barometer Yes Yes
Compass No No
ECG No No
Gyroscope Yes Yes
HRM Yes Yes
Pulse oximeter No No
Thermometer App, No App, No
Other sensors
ACTIVITY TRACKING ACTIVITY TRACKING ACTIVITY TRACKING
Blood oxygen No No
Blood Pressure No No
Calories Yes Yes
Distance Yes Yes
ECG tracking No No
Fitness Level Yes Yes
Heart rate monitoring Yes Yes
Sleep tracking Yes Yes
Steps Yes Yes
Stress Yes Yes
Incidental fall detection No No
Menstrual cycle Yes Yes
VO2 Max Yes Yes
Swim-tracking Yes Yes
Swim-heart tracking No No
On-screen workout No No
Sport modes Yes Yes
BATTERY BATTERY BATTERY
Battery type Non-removable Li-ion battery Non-removable Li-ion battery
Battery capacity 279mAh 279mAh
Battery life Regular: up to 18hrs Regular: up to 18hrs
Charging type Charging dock Charging dock
Charging time 1-2 hours 1-2 hours
Solar power No No
PLATFORM PLATFORM PLATFORM
Chipset Apple S3 Apple S3
CPU Dual core Dual core
GPU
Operating system WatchOS 4 WatchOS 4
MISC MISC MISC
Companion app Apple Watch App Apple Watch App
Compatibility iOS 12.0+ iOS 12.0+
Payment system Apple Pay Apple Pay
Interchangeable strap 22 mm, Yes 24mm, Yes
Voice command Yes, Siri Yes, Siri
Find my phone Yes Yes
Box content Apple Watch Series 3, Charger, Manual, Straps Apple Watch Series 3, Charger, Manual, Straps
Price $199.00 $169.00

Apple Watch Series 3 (38mm) vs (42mm): Prices Compared