Samsung Galaxy Watch 4 (40mm) vs Google Pixel 8a Specs Comparison

Availability

Officially announced
Aug 11, 2021	May 07, 2024
Prices (MSRP)
	$499 | €549

Design

Dimensions
	5.99 x 2.84 x 0.35 inches 152.1 x 72.2 x 8.9 mm
Weight
	6.63 oz / 188.0 g
Materials
	Back: Plastic Frame: Aluminum
Materials & Colors
Black, Silver, Green, Gold
Resistance
Water (up to 50 meters), Dust; IP68; MIL-STD-810 certified	Water, Dust; IP67
Biometrics
	Fingerprint (touch)
Keys
	Right: Volume control, Lock/Unlock key
Colors
	Obsidian, Porcelain, Bay, Aloe

Display

Size
1.2-inch	6.1-inch, 81.28% screen-to-body
Type
Super AMOLED	OLED, 120Hz, HDR, 2000 nits
Resolution
450x450px, 530 PPI	2400x1080px, 20:9 ratio, 431 PPI
Protection
Corning Gorilla Glass DX+	Corning Gorilla Glass 3

PhoneArena Display Test

Bright Max (20% APL)
Untested	1903 (Excellent)
Bright Min
Untested	1.8 (Good)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Exynos W920 (5 nm)	Google Tensor G3 (4 nm)
Processor
	Nona-core 1x3.0GHz Cortex-X3 4x2.45G​Hz Cortex-A715 4x2.1​5GHz Cortex-A510
GPU
	Immortalis-G715s MC10
Memory
1.5GB/16GB	8GB (LPDDR5X)/128GB (UFS 3.1) 8GB/256GB
Storage expansion
	not expandable
OS
Wear OS	Android (15, 14)

PhoneArena Performance Test

GeekBench 6 Single
Untested	1621
GeekBench 6 Multi
Untested	4277
3D Mark High
Untested	2419
3D Mark Low
Untested	1624

Learn more on our PhoneArena Performance Test Results page.

Battery

Type
247 mAh, Li - Ion	4492 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

5h 51min

Browsing

13h 53min

Video

8h 34min

Gaming

7h 16min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
	Dual camera
Main camera
	64 MP (OIS, PDAF) 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)
Front
	13 MP

PhoneArena Camera Tests

N/A

Overall

N/A

Photo

N/A

Video

134

Overall

142

Photo

127

Video

Learn more on our PhoneArena Camera Test Results page

Connectivity & Features

Bluetooth
5.0	5.3
WLAN
a,b,g,n,ac,dual-band 802.11 a, b, g, n, ac	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, USB 3.2
Sensors
Accelerometer, Gyroscope, Compass, Heart rate, Barometer, ECG, Blood Oxygen, Ambient light sensor	Accelerometer, Gyroscope, Compass, Barometer, Ambient light sensor, Proximity sensor
Location
GPS, Glonass, Galileo, BeiDou	GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, NavIC, Cell ID, Wi-Fi positioning
Other
NFC	NFC

Multimedia

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

Cellular

5G Bands
	n1, n2, n3, n5, n7, n8, n20, n28, n48, n66, n71, n77, n78, n260, n261, SA, NSA, Sub-6, mmWave
4G (FDD) Bands
	1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 25, 26, 28, 29, 30, 66, 71
4G (TDD) Bands
	38, 41
3G Bands
	1, 2, 4, 5, 6, 8
Data Speed
	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
SIM type
	Nano SIM, eSIM

Alternative variants

With 256GB internal storage

Memory	256GB

Discover more

Full Specs Samsung Galaxy Watch 4 (40mm) Specs PA Review Samsung Galaxy Watch 4 (40mm) Review

Full Specs Google Pixel 8a Specs PA Review Google Pixel 8a Review