Samsung Galaxy S25 vs Nothing Phone (3a) Pro Specs Comparison

Design

Dimensions
5.78 x 2.78 x 0.28 inches (~0.33 inches with camera bump) 146.9 x 70.5 x 7.2 mm (~8.45 mm with camera bump)	6.44 x 3.05 x 0.33 inches 163.52 x 77.5 x 8.39 mm
Weight
5.71 oz (162.0 g)	7.44 oz (211.0 g)
Materials
Back: Glass (Corning Gorilla Glass Victus 2) Frame: Aluminum	Back: Glass Frame: Plastic
Resistance
Water, Dust; IP68	Water, Dust; IP64
Biometrics
Ultrasonic in-screen fingerprint	Optical in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Left: Volume control; Right: Lock/Unlock key, Other
Colors
Icy Blue, Mint, Navy, Silver Shadow	Grey, Black

Display

Size
6.2-inch	6.8-inch
Resolution
2340x1080px, 19.5:9 ratio, 416 PPI	2392x1080px, 20:9 ratio, 388 PPI
Technology
Dynamic AMOLED	OLED
Refresh rate
120Hz	120Hz
Screen-to-body
91.02 %	87.32 %
Peak brightness
2600 cd/m2 (nit)	3000 cd/m2 (nit)
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus 2), Ambient light sensor, Proximity sensor	Scratch-resistant glass (Panda Glass), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 8 Elite SM8750-AB (3 nm)	Qualcomm Snapdragon 7s Gen 3 SM7635 (4 nm)
Processor
Octa-core 2x 4.47GHz Oryon V2 Phoenix L + 6x 3.53GHz Oryon V2 Phoenix M	Octa-core 1x 2.5GHz Cortex-A720 + 3x 2.4GHz Cortex-A720 + 4x 1.8GHz Cortex-A520
GPU
Adreno 830	Adreno 710
Memory
12GB (LPDDR5X)/128GB (UFS 4.0)	12GB/256GB
Storage expansion
not expandable	not expandable
OS
Android (15), up to 7 OS updates	Android (15)

Battery

Type
4000 mAh, Li - Ion	5000 mAh
Charging
Fast charging Qi wireless charging, Reverse wireless charging	Fast charging Reverse wired charging
Charge speed
Wired: 25.0W Wireless: 15.0W	Wired: 50.0W

PhoneArena Battery Tests

Battery Life Estimate

7h 6min

Browsing

18h 29min

Video

8h 1min

Gaming

12h 20min

Battery Life Estimate

7h 15min

Browsing

16h 13min

Video

10h 26min

Gaming

11h 6min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Triple camera	Triple camera
Main camera
50 MP (OIS, PDAF) Sensor name: Samsung GN3 Aperture size: F1.8 Focal length: 24 mm Sensor size: 1/1.56" Pixel size: 1.0 μm	50 MP (OIS, PDAF) Aperture size: F1.9 Sensor size: 1/1.56"
Second camera
12 MP (Ultra-wide) Sensor name: Sony IMX564 Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/2.55" Pixel size: 1.4 μm	8 MP (Ultra-wide) Aperture size: F2.2
Third camera
10 MP (Telephoto) Sensor name: Samsung S5K3K1 Optical zoom: 3.0x Aperture size: F2.4 Focal Length: 67 mm Sensor size: 1/3.94" Pixel size: 1.0 μm	50 MP (Telephoto) Optical zoom: 3.0x Aperture size: F2.5
Flash
LED	LED
Video recording
8K UHD (30 fps), 4K UHD (60 fps), 1080p (240 fps) HDR, Continuous autofocus, Picture-taking during video recording	4K UHD (30 fps), 1080p (120 fps)
Front
12 MP (HDR) Video capture: 4K UHD (60 fps)	50 MP

PhoneArena Camera Tests

147

Overall

151

Photo

142

Video

135

Overall

148

Photo

122

Video

Learn more on our PhoneArena Camera Test Results page

Connectivity & Features

Bluetooth
5.4	5.4
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 Multiple antennas, MIMO, Wi-Fi Direct, Hotspot
USB
Type-C, USB 3.2	Type-C
Sensors
Accelerometer, Gyroscope, Compass, Barometer	Accelerometer, Gyroscope, Compass
Hearing aid compatible
M3/T4
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, 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
Screen mirroring
	Wireless screen share
Additional microphone(s)
	Noise cancellation

Cellular

5G
Bands n1, n2, n5, n7, n25, n28, n41, n66, n71, n258, n260, n261, SA, NSA, Sub-6, mmWave, 5G Ready	Bands n1, n2, n3, n5, n7, n8, n12, n20, n28, n38, n40, n41, n48, n66, n77, n78, SA, NSA, Sub-6
4G (FDD)
Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 19, 20, 25, 28, 30(2300 WCS), 71(600)	Bands 1, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28, 66(AWS-3)
4G (TDD)
Bands 38, 39, 40, 41	Bands 38, 39, 40, 41, 42
3G
Bands 1, 2, 4, 5, 8	Bands 1, 4, 5, 6, 8, 19
Data Speed
LTE-A Pro Cat 20 (2000/150 Mbit/s)
SIM type
Nano SIM, eSIM	Dual Nano SIM

Regulatory Approval

FCC approval
Date approved: Nov 26, 2024 FCC ID value: A3LSMS931U
Measured SAR
Head: 1.13 W/kg Body: 0.81 W/kg Simultaneous Transmission: 1.08 W/kg

Buyers information

MSRP
$ 799 / € 899	$ 459

Availability

Officially announced
Jan 22, 2025	Mar 04, 2025

Alternative variants

With 256GB internal storage

Memory	256GB
MSRP	$ 860

With 512GB internal storage

Memory	512GB

Links

Full specifications
Samsung Galaxy S25 Specs	Nothing Phone (3a) Pro Specs
PhoneArena Review
Samsung Galaxy S25 Review	Nothing Phone (3a) Pro Review