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

Availability

Officially announced
Jan 22, 2025	Mar 04, 2025
Prices (MSRP)
$799 | €899	$379

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 8.35 mm
Weight
5.71 oz (162.0 g)	7.09 oz (201.0 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	Black, White, Blue

Display

Size
6.2-inch, 91.02% screen-to-body	6.8-inch, 87.32% screen-to-body
Type
Dynamic AMOLED, 120Hz, HDR, 2600 nits	OLED, 120Hz, 3000 nits
Resolution
2340x1080px, 19.5:9 ratio, 416 PPI	2392x1080px, 20:9 ratio, 388 PPI
Protection
Corning Gorilla Glass Victus 2	Panda Glass

Hardware

System chip
Snapdragon 8 Elite SM8750-AB (3 nm)	Snapdragon 7s Gen 3 SM7635 (4 nm)
Processor
Octa-core 2x4.47GHz Oryon V2 PhoenixL 6x3.53GH​z Oryon V2 PhoenixM	Octa-core 1x2.5GHz Cortex-A720 3x2.4​GHz Cortex-A720 4x1.8​GHz Cortex-A520
GPU
Adreno 830	Adreno 710
Memory
12GB (LPDDR5X)/128GB (UFS 4.0) 12GB/256GB 12GB/512GB	8GB/128GB 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 38min

Browsing

17h 4min

Video

11h 6min

Gaming

11h 21min

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: 1/1.57"
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)
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: 2.0x Aperture size: F2.0 Sensor size: 1/2.74"
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)	32 MP

PhoneArena Camera Tests

147

Overall

151

Photo

142

Video

126

Overall

135

Photo

117

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 802.11 a, b, g, n, ac, ax	a,b,g,n,ac,Wi-Fi 6 Multiple antennas, MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax
USB
Type-C, USB 3.2	Type-C
Sensors
Accelerometer, Gyroscope, Compass, Barometer, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
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	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, 71	1, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28, 66
4G (TDD) Bands
38, 39, 40, 41	38, 39, 40, 41, 42
3G Bands
1, 2, 4, 5, 8	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

Alternative variants

With 256GB internal storage

Memory	256GB
Prices (MSRP)	$860

With 12GB RAM and 256GB internal storage

Memory	12GB/256GB

With 512GB internal storage

Memory	512GB

Links

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