Watch - 42mmSize, Dimensions & Wrist Fit
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The Watch - 42mm in short
The figures that decide whether this watch suits you, pulled out of the full specification sheet further down.
- Rated for 0.75 days of use per charge.
- Water rated to Sweat resistant.
- 1.5 inches OLED/AMOLED display.
Does the Watch - 42mm fit your wrist?
Drag the slider to your wrist width and see the Watch - 42mm overlaid at true scale. Lug-to-lug — not case diameter — decides whether a watch overhangs your wrist.
Happy with the fit? Check current availability for the Watch - 42mm.
Check offerWhich Watch size fits you?
This model comes in 3 versions. Set your measurement and each one reports its own verdict — tap any size to open its page.
Which of these fits your wrist?
Roughly a 14.7cm wrist circumference — the measurement a tape gives you. Compared against lug-to-lug where we have it, case width otherwise.
All 2 Watch variants fit this wrist. The 35.9mm · Edition gives you the most presence without overhanging; the smallest is the discreet end of the range.
- Width
- 33.3mm
- Thick
- 10.5mm
- Weight
- —
8.2mm clear a side
View this size- Width
- 35.9mm
- Thick
- 10.5mm
- Weight
- —
6.5mm clear a side
View this size- Width
- —
- Thick
- 10.5mm
- Weight
- —
No case width recorded
Watch - 42mm battery life
The runtime the manufacturer publishes for everyday use.
- Smartwatch0.75 days
How the Watch - 42mm ranks on battery
Against the 77 Apple watches in our database, ranked on each figure Apple publishes.
- Everyday use18 hours#15 of 77
Watch - 42mm specifications
The figures that decide a purchase, followed by every line Apple publishes.
- Battery life
- 0.75 days
- Display
- 1.5 inches
- Resolution
- 312 x 390 px
- Water rating
- Sweat resistant
- Storage
- 8GB
Full specification sheet
62 published lines across 8 groups, unedited
Design
- thickness
- 10.5
- resolution
- 312 x 390 px
- screen size
- 1.5 inches
- Display type
- OLED/AMOLED
- Has a display
- pixel density
- 302 ppi
- water resistance
- Sweat resistant
- has a touch screen
- Watch band is replaceable
- Has sapphire glass display
- Ingress Protection (IP) rating
- IPX7
Battery
- battery life
- 0.75 days
- has wireless charging
- has a rechargeable battery
Sensors
- has GPS
- has a compass
- has a gyroscope
- has an accelerometer
- Has a heart rate monitor
- Has a temperature sensor
- Monitors blood oxygenation levels
Features
- Has a stopwatch
- Has call control
- internal storage
- 8GB
- Has notifications
- Locates your phone
- has voice commands
- Can be used to answer calls
- has irregular heart rate warnings
- Has a built-in camera remote control function
Connectivity
- has NFC
- supports Wi-Fi
- Bluetooth version
- 4
- Is compatible with iOS
- Is compatible with Android
Miscellaneous
- Has passcode
- Has auto pause
- maximum Bluetooth range
- 30.5 m
- Compatible with smart scales
- has a battery level indicator
- Compatible with external heart rate monitors
App & Software
- Ad-free
- Free app
- Has coaching
- Has achievements
- Has goal setting
- Has exercise diary
- Can be personalised
- Has weight tracking
- Predicts start date
- Has period notifications
- Has temperature tracking
- Provides activity reports
- Counts how many calories you've burned
Activity tracking
- Measures pace
- Tracks distance
- Tracks elevation
- Tracks your sleep
- Tracks steps taken
- Has a route tracker
- Has exercise tagging
- Provides sleep reports
Alternatives to the Watch - 42mm
Watches that cover a similar amount of wrist, with the measurements that separate them.
Apple
Watch SE 3 - GPS · 44mm
- Width
- 38mm
- Thick
- 10.7mm
- Weight
- 32.9g
Apple
Watch Ultra 3
- Width
- 44mm
- Thick
- 12mm
- Weight
- 61.8g
Apple
Watch SE 3 - GPS + Cellular · 40mm
- Width
- 34mm
- Thick
- 10.7mm
- Weight
- 26.4g
Apple
Watch Series 11 - GPS · Aluminium · 46mm
- Width
- 39mm
- Thick
- 9.7mm
- Weight
- 37.8g
Apple
Watch Series 11 - GPS + Cellular · Aluminium · 46mm
- Width
- 39mm
- Thick
- 9.7mm
- Weight
- 36.9g
Apple
Watch Series 11 - GPS + Cellular · Aluminium · 42mm
- Width
- 36mm
- Thick
- 9.7mm
- Weight
- 29.7g
Watch - 42mm — Frequently Asked Questions
How long does the Apple Watch - 42mm battery last?
Apple rates it at 0.75 days per charge in everyday use.
How does the Apple Watch - 42mm battery compare with other Apple watches?
At 18 hours in everyday use it ranks #15 of the 77 Apple watches in our database — the top 19% of the range. The full ranking, including GPS and power-saving figures, is on our Apple battery life comparison.
Should I get the 33.3mm or 35.9mm Watch?
The Watch comes in 2 case sizes — 33.3mm, 35.9mm. Which one suits you depends on the flat width of your wrist rather than preference: the larger sizes need a wider wrist to sit inside the edge. Set your measurement in the size picker above and each variant reports its clearance in millimetres.
