Apple Watch Series 10 (42mm) vs Apple iPhone Air Specs Comparison

Availability

Officially announced
	Sep 09, 2025
Prices (MSRP)
	12GB/256GB - $999 | €1199 12GB/512GB - $1199 | €1449 12GB/1TB - $1399 | €1699

Design

Dimensions
1.65 x 1.42 x 0.38 inches 42 x 36 x 9.7 mm	6.15 x 2.94 x 0.22 inches (~0.27 inches with camera bump) 156.2 x 74.7 x 5.64 (~6.9 mm with camera bump)
Weight
1.06 oz / 30.0 g Titanium frame - 34.4 g	5.82 oz / 165.0 g
Materials
Back: Ceramic Frame: Aluminum	Back: Glass (Ceramic Shield) Frame: Titanium
Resistance
Water, Dust; IP6X	Water, Dust; IP68
Biometrics
	3D Face unlock
Keys
	Left: Volume control, Other; Right: Lock/Unlock key, Other
Colors
	Space Black, Cloud White, Light Gold, Sky Blue

Display

Size
	6.5-inch, 88.78% screen-to-body
Type
OLED, 2000 nits	OLED, 120Hz, HDR, 3000 nits
Resolution
446x374px, 329 PPI	2736x1260px, 19.5:9 ratio, 463 PPI
Protection
	Gorilla Glass Ceramic 2
Features
	Super Retina XDR, HDR support, Oleophobic coating, Scratch-resistant glass, Ambient light sensor, Proximity sensor

PhoneArena Display Test

Bright Max (20% APL)
Untested	2787 (Excellent)
Bright Min
Untested	0.9 (Excellent)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Apple S10	Apple A19 Pro (3 nm)
Processor
Dual-core	Hexa-core
GPU
PowerVR	Apple 5-core GPU
Memory
1GB/64GB	12GB (LPDDR5)/256GB 12GB/512GB 12GB/1TB
Storage expansion
not expandable	not expandable
OS
watchOS (10.x)	iOS (26.x)

PhoneArena Performance Test

GeekBench 6 Single
Untested	3500
GeekBench 6 Multi
Untested	8836
3D Mark High
Untested	4898
3D Mark Low
Untested	2895

Learn more on our PhoneArena Performance Test Results page.

Battery

Type
Li - Ion	3149 mAh, Li - Ion
Charging
Qi wireless charging	Fast charging Qi2 wireless charging, MagSafe wireless charging
Charge speed
	Wired: 20.0W Wireless: 20.0W

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

6h 43min

Browsing

16h 29min

Video

9h 54min

Gaming

7h 27min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
	Single camera
Main camera
	48 MP (Sensor-shift OIS, PDAF) Aperture size: F1.6 Focal length: 26 mm Sensor size: 1/1.56" Pixel size: 1.0 μm
Flash
	Dual LED
Video recording
	4K UHD (60 fps), 1080p (240 fps) OIS, HDR, Dolby Vision HDR, Cinematic mode
Front
	18 MP (Time-of-Flight (ToF), Autofocus, HDR) Video capture: 4K UHD (60 fps)

PhoneArena Camera Tests

N/A

Overall

N/A

Photo

N/A

Video

126

Overall

130

Photo

122

Video

Learn more on our PhoneArena Camera Test Results page

Connectivity & Features

Bluetooth
5.3	6.0
WLAN
Yes 802.11 b, g, n	Wi-Fi 6,Wi-Fi 6E,Wi-Fi 7 Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax
USB
	Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Thermometer, Barometer, ECG, Blood Oxygen	Accelerometer, Gyroscope, Compass, Barometer, Ambient light sensor, Proximity sensor
Hearing aid compatible
	M3/T4
Location
A-GPS, Glonass, Galileo, BeiDou	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC, Ultra Wideband (UWB)	NFC, Ultra Wideband (UWB)

Multimedia

Headphones
	No 3.5mm jack
Speakers
Loudspeaker	Earpiece, Multiple speakers
Features
	Dolby Atmos
Additional microphone(s)
Yes

Cellular

5G Bands
	n1, n2, n3, n5, n7, n8, n12, n14, n20, n25, n26, n28, n29, n30, n38, n40, n41, n48, n53, n66, n70, n71, n75, n77, n78, n79, SA, NSA, Sub-6
LTE Bands
1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 25, 26, 28, 66	1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 66, 71
TDD Bands
39, 40, 41	34, 38, 39, 40, 41, 42, 48
3G Bands
1, 2, 4, 5
Data Speed
LTE, HSDPA+ (4G) 42.2 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
SIM type
eSIM	eSIM
HD Voice
	Yes
VoLTE
	Yes

Regulatory Approval

FCC approval
	Date approved: Sep 09, 2025 FCC ID value: BCG-E8948A
Measured SAR
	Head: 1.19 W/kg Body: 1.19 W/kg Simultaneous Transmission: 1.60 W/kg

Alternative variants

GPS Only

Weight	1.06 oz / 30.0 g

With Titanium frame

Weight	1.21 oz / 34.4 g
Materials	Frame: Titanium

Discover more

Full Specs Apple Watch Series 10 (42mm) Specs

Full Specs Apple iPhone Air Specs PA Review Apple iPhone Air Review