Google Pixel 4a vs Samsung Galaxy S25 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.

9.1
Google Pixel 4a
7.4
Samsung Galaxy S25
Google Pixel 4a Samsung Galaxy S25
Released · Aug 20, 2020
Released · Feb 07, 2025
5.8-inch
6.2-inch
Single camera
Triple camera
6GB · 128GB
12GB · 128GB
3140 mAh
4000 mAh
Check prices Check prices

Availability

Officially announced
Aug 03, 2020 Jan 22, 2025
Prices (MSRP)
$349 $799 | €899

Design

Dimensions
5.67 x 2.73 x 0.32 inches
144 x 69.4 x 8.2 mm
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)
Weight
5.04 oz (143.0 g) 5.71 oz (162.0 g)
Materials
Back: Plastic
Frame: Plastic
Back: Glass (Corning Gorilla Glass Victus 2)
Frame: Aluminum
Resistance
Water, Dust; IP68
Biometrics
Fingerprint (touch) Ultrasonic in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Just black Icy Blue, Mint, Navy, Silver Shadow

Display

Size
5.8-inch, 82.53% screen-to-body 6.2-inch, 91.02% screen-to-body
Type
OLED, 60Hz, HDR Dynamic AMOLED, 120Hz, HDR, 2600 nits
Resolution
2340x1080px, 19.5:9 ratio, 444 PPI 2340x1080px, 19.5:9 ratio, 416 PPI
Protection
Corning Gorilla Glass 3 Corning Gorilla Glass Victus 2

Hardware

System chip
Snapdragon 730G SM7150-AA (8 nm) Snapdragon 8 Elite SM8750-AB (3 nm)
Processor
Octa-core
2200 MHz
Kryo 470
Octa-core
2x4.47GHz Oryon V2 PhoenixL
6x3.53GH​z Oryon V2 PhoenixM
GPU
Adreno 618 Adreno 830
Memory
6GB (LPDDR4)/128GB (UFS 2.1) 12GB (LPDDR5X)/128GB (UFS 4.0)
12GB/256GB
12GB/512GB
Storage expansion
not expandable not expandable
OS
Android (12, 11, 10) Android (15), up to 7 OS updates

Battery

Type
3140 mAh, Li - Polymer 4000 mAh, Li - Ion
Charging
USB Power Delivery Fast charging
Qi wireless charging, Reverse wireless charging
Charge speed
Wired: 18.0W Wired: 25.0W
Wireless: 15.0W
PhoneArena Battery Tests
Battery Life Estimate
4h 15min
Browsing
9h 27min
Video
6h 48min
Gaming
4h 51min
Battery Life Estimate
7h 6min
Browsing
18h 29min
Video
8h 1min
Gaming
12h 20min

Camera

Rear
Single camera Triple camera
Main camera
12.2 MP (OIS, PDAF)
Aperture size: F1.7
Focal length: 27 mm
Sensor size: 1/2.55"
Pixel size: 1.4 μm
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
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
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
Flash
LED LED
Video recording
4K UHD (30 fps), 1080p (120 fps), 720p (240 fps)
EIS
8K UHD (30 fps), 4K UHD (60 fps), 1080p (240 fps)
HDR, Continuous autofocus, Picture-taking during video recording
Front
8 MP
Video capture: 1080p
12 MP (HDR)
Video capture: 4K UHD (60 fps)
PhoneArena Camera Tests
N/A
Overall
N/A
Photo
N/A
Video
147
Overall
151
Photo
142
Video

Connectivity & Features

Bluetooth
5.1 5.4
WLAN
a,b,g,n,ac,dual-band
MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac
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
USB
Type-C, USB 3.1 Type-C, USB 3.2
Sensors
Accelerometer, Gyroscope, Compass, Barometer, Ambient light sensor, Proximity sensor Accelerometer, Gyroscope, Compass, Barometer, Ambient light sensor, Proximity sensor
Hearing aid compatible
M3/T4 M3/T4
Location
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC NFC, Ultra Wideband (UWB)

Multimedia

Headphones
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, n258, n260, n261, SA, NSA, Sub-6, mmWave, 5G Ready
4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 20, 25, 26, 28, 29, 30, 66, 71 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 19, 20, 25, 28, 30, 71
4G (TDD) Bands
38, 39, 40, 41 38, 39, 40, 41
3G Bands
1, 2, 4, 5, 8 1, 2, 4, 5, 8
Data Speed
LTE-A Cat 11 (600/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s LTE-A Pro Cat 20 (2000/150 Mbit/s)
Dual SIM
Yes
SIM type
Nano SIM, eSIM Nano SIM, eSIM

Regulatory Approval

FCC approval
Date approved: Jun 25, 2020
FCC ID value: A4RG025J
Date approved: Nov 26, 2024
FCC ID value: A3LSMS931U
Measured SAR
Head: 1.18 W/kg
Body: 1.19 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.00 W/kg
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 512GB internal storage
Memory 512GB
FCC OKs Cingular\'s purchase of AT&T Wireless