Apple Watch Series 3 (42mm) vs Google Pixel 7a Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

7.0
Apple Watch Series 3 (42mm)
6.1
Google Pixel 7a
Apple Watch Series 3 (42mm) Google Pixel 7a
Released · 2017
Released · May 10, 2023
1.6-inch
6.1-inch
768GB · 16GB
8GB · 128GB
341 mAh
4385 mAh
Dual camera
Check prices

Availability

Officially announced
May 10, 2023
Prices (MSRP)
$499 | €509

Design

Dimensions
1.67 x 1.43 x 0.45 inches
42.5 x 36.4 x 11.4 mm
6.00 x 2.87 x 0.35 inches (~0.41 inches with camera bump)
152.4 x 72.9 x 9 mm (~10.50 mm with camera bump)
Weight
1.86 oz (52.8 g) 6.81 oz (193.0 g)
Materials
Back: Ceramic
Frame: Stainless steel
Resistance
Water, Dust Water, Dust; IP67
Biometrics
2D Face unlock, Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key
Colors
Space Black, Silver Charcoal, Snow, Sea, and Coral

Display

Size
1.6-inch, 55.61% screen-to-body 6.1-inch, 80.86% screen-to-body
Type
OLED, 1000 nits OLED, 90Hz, HDR
Resolution
390x312px, 303 PPI 2400x1080px, 20:9 ratio, 431 PPI
Protection
Sapphire Corning Gorilla Glass
Features
Pressure-sensitive, Scratch-resistant glass

Hardware

System chip
Apple S3 Google Tensor G2 (5 nm)
Processor
Dual-core Octa-core
2x2.85GHz Cortex-X1
2x2.35G​Hz Cortex-A78
4x1.80​GHz Cortex-A55
GPU
PowerVR Mali-G710 MP7
Memory
768GB/16GB 8GB/128GB (UFS 3.1)
Storage expansion
not expandable
OS
watchOS (8.x, 7.x, 6.1, 6.x, 5.1, 5, 4.x) Android (15, 14, 13)

Battery

Type
341 mAh 4385 mAh, Li - Polymer
Charging
Qi wireless charging Fast charging
Qi wireless charging
Charge speed
Wired: 18.0W
Wireless: 7.5W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Battery Life Estimate
6h 4min
Browsing
15h 27min
Video
9h 7min
Gaming
5h 27min

Camera

Rear
Dual camera
Main camera
64 MP
Aperture size: F1.9
Focal length: 26 mm
Sensor size: 1/1.73"
Pixel size: 0.8 μm
Second camera
13 MP (Ultra-wide)
Aperture size: F2.2
Pixel size: 1.12 μm
Flash
LED
Video recording
4K UHD (60 fps), 1080p
Front
13 MP
PhoneArena Camera Tests
N/A
Overall
N/A
Photo
N/A
Video
133
Overall
140
Photo
127
Video

Connectivity & Features

Bluetooth
4.2 5.3
WLAN
b,g,n
802.11 b, g, n
a,b,g,n,ac,Wi-Fi 6,Wi-Fi 6E
Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax
USB
Type-C
Sensors
Accelerometer, Gyroscope, Altimeter, Compass, Heart rate, Barometer Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Location
A-GPS, Glonass GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC NFC

Multimedia

Headphones
No 3.5mm jack No 3.5mm jack
Speakers
Loudspeaker Earpiece, Loudspeaker
Screen mirroring
Wireless screen share
Additional microphone(s)
Noise cancellation

Cellular

5G Bands
n1, n2, n3, n5, n7, n8, n12, n14, n20, n25, n28, n30, n38, n41, n48, n66, n71, n77, n78, n260, n261, 5G Ready
4G (FDD) Bands
1, 3, 5, 7, 8, 18, 19, 20, 26 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 21, 25, 28, 32, 66
4G (TDD) Bands
38, 39, 40, 41
3G Bands
1, 5, 8 1, 2, 3, 5, 8
Data Speed
LTE, HSDPA+ (4G) 42.2 Mbit/s LTE-A, HSDPA+ (4G) 42.2 Mbit/s
SIM type
eSIM Nano SIM
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