Google Pixel 9a vs Samsung Galaxy Watch3

Specs comparison

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2 of 2 devices The best value in a row is marked Best	Google Google Pixel 9a View Specs Change	Change Samsung Galaxy Watch3 to… Cancel
Brand	Google	Samsung
Versions	GXQ96 (USA); GTF7P (International); G3Y12 (Japan)	SM-R855F, SM-R845F (Global, LTE model); SM-R855U, SM-R845U (USA, LTE model); SM-R850, SM-R840 (Wi-Fi only)
Announced	2025, March 19	2020, August 05
Released	2025, April 10	2020, August 06
Availability	—	Available

Technology	GSM / HSPA / LTE / 5G	GSM / HSPA / LTE
2G Bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G Bands	HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100	HSDPA 850 / 900 / 2100
4G Bands	1, 2, 3, 4, 5, 7, 8, 12, 14, 17, 18, 19, 20, 21, 26, 28, 32, 38, 39, 40, 41, 42, 66, 75 - International1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 25, 26, 28, 29, 30, 38, 41, 48, 66, 71 - USA	1, 3, 5, 7, 8, 20
5G Bands	1, 2, 3, 5, 7, 8, 12, 20, 26, 28, 38, 40, 41, 66, 75, 77, 78, 79 SA/NSA/Sub6 - International1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 26, 28, 29, 30, 38, 41, 48, 66, 70, 71, 77, 78 SA/NSA/Sub6 - USA	—
Speed	HSPA, LTE, 5G	HSPA, LTE

Dimensions	154.7 x 73.3 x 8.9 mm(6.09 x 2.89 x 0.35 in)	45mm: 45 x 46.2 x 11.1 mm41mm: 41 x 42.5 x 11.3 mm
Weight	186 g (6.56 oz)	53.8 g (45mm stainless steel), 48.2 g (41mm stainless steel), 43 g (45mm titanium) Best
Build	Glass front (Gorilla Glass 3), aluminum frame, plastic back	Glass front (Gorilla Glass DX), stainless steel 316L or titanium frame, rotating bezel
SIM	Nano-SIM +eSIM	eSIM (LTE models)
Protection / IP Rating	IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)	IP68 dust/water resistant, 5ATMMIL-STD-810G compliant

Display Type	P-OLED	Super AMOLED
Display Size	6.3 inches, 94.7 cm2(~83.5% screen-to-body ratio) Best	1.4 inches
Resolution	1080 x 2424 pixels, 20:9 ratio	360 x 360 pixels
Pixel Density	~422 ppi Best	~364 ppi
Refresh Rate	120Hz Best	60Hz
Peak Brightness	1800 nits (HBM), 2700 nits (peak)	—
Protection	Corning Gorilla Glass 3	Corning Gorilla Glass DX
Display Features	HDR	Always-On-Display

Operating System	Android	Tizen
OS Version	15	5.5
Update Support	Upgradable to Android 16Up to 7 major Android upgrades	—
User Interface	Pixel UI	—
Chipset	Google Tensor G4 (4 nm)	Exynos 9110 (10 nm)
CPU	Octa-core (1x3.1 GHz Cortex-X4 & 3x2.6 GHz Cortex-A720 & 4x1.9 GHz Cortex-A520)	Dual-core 1.15 GHz Cortex-A53
GPU	Mali-G715 MP7	Mali-T720

RAM Options	8GB	1GB
Storage Options	128GB / 8GB RAM256GB / 8GB RAM	4GB / 1GB RAM8GB / 1GB RAM
Storage Type	UFS 3.1	eMMC
Card Slot	No	No

Cameras	Dual camera	—
Modules	48 MP, f/1.7, 25mm (wide), 1/2.0", 0.8µm, dual pixel PDAF, OIS13 MP, f/2.2, 120˚ (ultrawide), 1/3.1", 1.12µm	No Camera
Features	Dual-LED flash, Pixel Shift, Ultra HDR, panorama, Best Take	—
Video	4K@30/60fps, 1080p@30/60/120/240fps, gyro-EIS, OIS	—

Cameras	Single camera	—
Modules	13 MP, f/2.2, 20mm (ultrawide), 1/3.1", 1.12µm	No Camera
Features	HDR, panorama	—
Video	4K@30fps, 1080p@30fps	—

Loudspeaker	Yes, with stereo speakers	Yes
Audio Jack	No	No
Audio Codec	AAC, aptX, aptX HD, LDAC	Not Available

WLAN	Wi-Fi 802.11 a/b/g/n/ac/6e, dual/tri-band (market/region dependent)	Wi-Fi 802.11 b/g/n
Bluetooth	5.3, A2DP, LE	5.0, A2DP, LE
GPS / Positioning	GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS, NavIC	GPS, GLONASS, GALILEO, BDS
NFC	Yes	Yes
Radio	No	No
USB	USB Type-C 3.2	No

Fingerprint	Yes (Under Display)	No
Face Unlock	Yes, Class 3 (Biometric Secure / Payment-grade)	No
Sensors	Accelerometer, Gyro, Proximity, Compass, Barometer	Accelerometer, gyro, barometer, light, optical heart rate, electrical heart (ECG)
Other Features	Circle to Search	ECG certifiedBlood pressure monitorCompatible with standard 22mm (45mm) / 20mm (41mm) strapsSizes: 41mm, 45mm; Bluetooth and LTE versions

Battery Type	Li-Po	Li-Ion
Battery Capacity	5100 mAh Best	340 mAh (45mm)247 mAh (41mm)
Wired Charging	23W wired, PD3.0	N/A
Wireless Charging	7.5W wirelessBypass charging	Wireless (WPC-based)
Reverse Wireless Charging	No	N/A

Colours	Obsidian, Porcelain, Iris, Peony	Mystic Bronze, Mystic Black, Mystic Silver: Stainless Steel; Mystic Black: Titanium
Models	GXQ96, GTF7P, G3Y12	SM-R840, SM-R850, SM-R845F, SM-R855F, SM-R845U, SM-R855U
SAR EU	0.99 W/kg (head) 1.39 W/kg (body)	—