Samsung Galaxy S25 Ultra vs Google Pixel 9a 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.

8.0	7.0
Samsung Galaxy S25 Ultra	Google Pixel 9a
Released · Feb 07, 2025	Released · Mar 26, 2025
6.9-inch · 3120x1440px	6.3-inch · 2424x1080px
Quad camera	Dual camera
12GB · 256GB	8GB · 128GB
5000 mAh	5100 mAh
Check prices	Check prices

Design

Dimensions
6.41 x 3.06 x 0.32 inches (~0.36 inches with camera bump) 162.8 x 77.6 x 8.2 mm (~9.1 mm with camera bump)	6.09 x 2.88 x 0.35 inches (~0.37 inches with camera bump) 154.7 x 73.2 x 8.9mm (~9.4 mm with camera bump)
Weight
7.69 oz (218.0 g)	6.56 oz (186.0 g)
Materials
Back: Glass (Corning Gorilla Glass Armor 2) Frame: Titanium	Back: Plastic Frame: Aluminum
Resistance
Water, Dust; IP68	Water, Dust; IP68
Biometrics
Ultrasonic in-screen fingerprint	Optical in-screen fingerprint
Features
Stylus
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Titanium Silverblue, Titanium Black, Titanium Whitesilver, Titanium Gray	Obsidian, Porcelain, Iris, Peony

Display

Size
6.9-inch	6.3-inch
Resolution
3120x1440px, 19.5:9 ratio, 498 PPI	2424x1080px, 20:9 ratio, 421 PPI
Technology
Dynamic AMOLED	P-OLED
Refresh rate
120Hz	120Hz
Screen-to-body
90.30 %	79.39 %
Peak brightness
2600 cd/m2 (nit)	2700 cd/m2 (nit)
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass Armor 2), Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 8 Elite for Galaxy SM8750-AB (3 nm)	Google Tensor G4 (4 nm)
Processor
Octa-core 2x 4.47GHz Oryon V2 Phoenix L + 6x 3.53GHz Oryon V2 Phoenix M	Octa-core 1x 3.1GHz Cortex-X4 + 3x 2.6GHz Cortex-A720 + 4x 1.92GHz Cortex-A520
GPU
Adreno 830	Mali-G715 MC7
Memory
12GB (LPDDR5X)/256GB (UFS 4.0)	8GB (LPDDR5X)/128GB (UFS 3.1)
Storage expansion
not expandable	not expandable
OS
Android (15), up to 7 OS updates	Android (15)

Battery

Type
5000 mAh, Li - Ion	5100 mAh, Li - Ion
Charging
Fast charging Qi wireless charging, Reverse wireless charging	Fast charging Qi wireless charging
Charge speed
Wired: 45.0W Wireless: 15.0W	Wired: 23.0W Wireless: 7.5W

Battery Life Estimate

8h 0min

Browsing

20h 49min

Video

8h 54min

Gaming

14h 21min

Battery Life Estimate

8h 11min

Browsing

19h 39min

Video

10h 57min

Gaming

12h 30min

Camera

Rear
Quad camera	Dual camera
Main camera
200 MP (OIS, Laser and PDAF) Sensor name: Samsung ISOCELL HP2 Aperture size: F1.7 Focal length: 24 mm Sensor size: 1/1.3" Pixel size: 0.6 μm	48 MP (OIS, PDAF) Aperture size: F1.7 Focal length: 25 mm Sensor size: 1/2" Pixel size: 0.8 μm
Second camera
50 MP (Ultra-wide, PDAF) Sensor name: Samsung JN3 Aperture size: F1.9 Pixel size: 0.7 μm	13 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/3.1" Pixel size: 1.12 μm
Third camera
10 MP (Telephoto, OIS, PDAF) Sensor name: Sony IMX754 Optical zoom: 3.0x Aperture size: F2.4 Focal Length: 67 mm Sensor size: 1/3.52" Pixel size: 1.12 μm
Fourth camera
50 MP (Telephoto, Periscope, OIS, PDAF) Sensor name: Sony IMX854 Optical zoom: 5.0x Aperture size: F3.4 Focal Length: 111 mm Sensor size: 1/2.52" Pixel size: 0.7 μm
Flash
LED	Dual LED
Video recording
8K UHD (30 fps), 4K UHD (120 fps), 1080p (240 fps) HDR, Continuous autofocus, Picture-taking during video recording	4K UHD (60 fps), 1080p (240 fps)
Front
12 MP (PDAF, HDR) Video capture: 4K UHD (60 fps)	13 MP Video capture: 4K UHD (30 fps)

158

Overall

165

Photo

150

Video

134

Overall

143

Photo

126

Video

Connectivity & Features

Bluetooth
5.4	5.3
WLAN
a,b,g,n,ac,Wi-Fi 6,Wi-Fi 6E,Wi-Fi 7 Wi-Fi Direct, Hotspot	a,b,g,n,ac,Wi-Fi 6,Wi-Fi 6E Wi-Fi Direct, Hotspot
USB
Type-C, USB 3.2	Type-C, USB 3.2
Sensors
Accelerometer, Gyroscope, Compass, Barometer	Accelerometer, Gyroscope, Compass, Barometer
Hearing aid compatible
M3/T4
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, NavIC, Cell ID, Wi-Fi positioning
Other
NFC, Ultra Wideband (UWB)	NFC

Multimedia

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

Cellular

5G
Bands n1, n2, n5, n7, n25, n28, n41, n66, n71, n77, n78, n257, n258, n260, n261, SA, NSA, Sub-6, mmWave	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, 18, 19, 20, 25, 26, 28, 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)	Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 25, 26, 28, 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)
4G (TDD)
Bands 38, 39, 40, 41, 48	Bands 38, 41
3G
Bands 1, 2, 4, 5, 8	Bands 1, 2, 4, 5, 6, 8
Data Speed
LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
SIM type
Nano SIM, eSIM	Nano SIM, eSIM

Regulatory Approval

FCC approval
Date approved: Nov 26, 2024 FCC ID value: A3LSMS938U
Measured SAR
Head: 1.26 W/kg Body: 0.64 W/kg Simultaneous Transmission: 1.19 W/kg

Buyers information

MSRP
$ 1299 / € 1449	$ 499

Availability

Officially announced
Jan 22, 2025	Mar 19, 2025

Alternative variants

With 512GB internal storage


Memory	512GB
MSRP	$ 1420

With 512GB internal storage


Memory	512GB

With 1TB internal storage


Memory	1024GB
MSRP	$ 1660

International


5G	Bands n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n38, n40, n41, n66, n75, n77, n78, SA, NSA, Sub-6
4G (FDD)	Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32(1500 L-band), 66(AWS-3)
4G (TDD)	Bands 38, 39, 40, 41
SIM type	Dual Nano SIM + eSIM

Links

Full specifications
Samsung Galaxy S25 Ultra Specs	Google Pixel 9a Specs
PhoneArena Review
Samsung Galaxy S25 Ultra Review	Google Pixel 9a Review
User Reviews
Samsung Galaxy S25 Ultra User Reviews