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Samsung Galaxy S25 vs Google Pixel 9a

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Samsung Galaxy S25 vs Google Pixel 9a

86 out of 100
Samsung Galaxy S25
VS
75 out of 100
Google Pixel 9a
Samsung Galaxy S25
Google Pixel 9a

Here we compared two smartphones: the 6.2-inch Samsung Galaxy S25 (with Qualcomm Snapdragon 8 Elite) that was released on January 22, 2025, against the Google Pixel 9a, which is powered by Google Tensor G4 and came out 2 months after. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery life
  6. Camera
  7. Comments

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Samsung Galaxy S25
  • 2.3x better performance in AnTuTu Benchmark (2314K versus 991K)
  • The rear camera has a 3x optical zoom
  • Has 50% more RAM: 12GB versus 8GB
  • Newer Bluetooth version (v5.4)
  • Compatible with the latest Wi-Fi 7 wireless networks
  • Thinner bezels – 6.6% more screen real estate
  • Faster storage type - UFS 4.0 versus UFS 3.1
  • Supports Dolby Atmos sound technology
  • 83% faster in single-core GeekBench 6 test: 3075 and 1677 points
  • Weighs 24 grams less
Reasons to consider the Google Pixel 9a
  • Comes with 1100 mAh larger battery capacity: 5100 vs 4000 mAh

Review

Evaluation of Samsung Galaxy S25 and Google Pixel 9a crucial features
Display
Screen quality, color accuracy, brightness
Camera
Photo and video recording quality
Performance
CPU and memory performance (apps, system)
Gaming
Capabilities for playing modern games
Battery
Battery life, charging type and speed
Connectivity
Networks, ports, data transmission
Scores with a red asterisk (*) are approximate and may change in the future as we gather more data.
NanoReview Score
Final comparison evaluation
Choose the importance of each parameter to more accurately identify the smartphone that best meets your particular needs.

Tests and specifications

Comparison table of technical specifications and tests
Phone:
Galaxy S25
vs
Pixel 9a

Display

TypeDynamic AMOLEDPOLED
Size6.2 inches6.3 inches
Resolution1080 x 2340 pixels1080 x 2424 pixels
Aspect ratio19.5:920:9
PPI416 ppi422 ppi
Refresh rate120 Hz120 Hz
Adaptive refresh rateYes (1-120 Hz)Yes (60-120 Hz)
Max rated brightness2600 nits2700 nits
Max rated brightness in HDR - 1800 nits
HDR supportYes, HDR10+Yes, HDR10+
Touch sampling rate240 Hz -
Screen protectionGorilla Glass Victus 2Corning Gorilla Glass 3
Screen-to-body ratio91.1%84.5%
Display features - DCI-P3
- Always-On Display		 - DCI-P3
- Always-On Display
Peak brightness test (auto)
Galaxy S25
1391 nits
Pixel 9a
n/a

Design and build

Height146.9 mm (5.78 inches)154.7 mm (6.09 inches)
Width70.5 mm (2.78 inches)73.3 mm (2.89 inches)
Thickness7.2 mm (0.28 inches)8.9 mm (0.35 inches)
Weight162 g (5.71 oz)186 g (6.56 oz)
WaterproofIP68IP68
Advanced coolingVapor chamber -
Rear materialGlassPlastic
Frame materialMetalMetal
ColorsBlack, Silver, Gray, Blue, Green, PinkWhite, Black, Red, Purple
Fingerprint scannerYes, in-displayYes, in-display
Screen-to-body ratio
Galaxy S25+8%
91.1%
Pixel 9a
84.5%

Performance

Tests of Samsung Galaxy S25 and Google Pixel 9a in the benchmarks
SoC
ChipsetQualcomm Snapdragon 8 EliteGoogle Tensor G4
Max clock4470 MHz3100 MHz
CPU cores8 (2 + 6)8 (1 + 3 + 4)
Architecture- 6 cores at 3.53 GHz: Oryon (Phoenix M)
- 2 cores at 4.32 GHz: Oryon (Phoenix L)		- 4 cores at 1.92 GHz: Cortex-A520
- 3 cores at 2.6 GHz: Cortex-A720
- 1 core at 3.1 GHz: Cortex-X4
ManufacturingTSMCSamsung
Lithography process3 nanometers4 nanometers
Neural processor (NPU)HexagonYes
GraphicsAdreno 830Mali-G715 MP7
GPU shading units1536896
GPU clock1100 MHz940 MHz
FLOPS~3379.2 GFLOPS~1792 GFLOPS

Benchmarks

Geekbench 6 (Single-Core)
Galaxy S25+83%
3075
Pixel 9a
1677
Geekbench 6 (Multi-Core)
Galaxy S25+142%
9822
Pixel 9a
4067
Geekbench Compute (GPU)262647784
Single-core score30751677
Multi-core score98224067
AnTuTu Benchmark 10
Galaxy S25+134%
2314873
Pixel 9a
991079
CPU561265161737
GPU987536464865
Memory444052191750
UX322020172727
Total score2314873991079
Samples[4 tests]Less than 3

Memory

RAM
RAM size12 GB8 GB
Memory typeLPDDR5XLPDDR5X
Memory clock5333 MHz4200 MHz
Channels24
Storage
Storage size128, 256, 512 GB128, 256 GB
Storage typeUFS 4.0UFS 3.1
Memory cardNoNo

Software

Operating systemAndroid 15 Android 15
ROMOne UI 7.0Stock Android
OS size30.1 GB -

Battery

Capacity4000 mAh5100 mAh
Max charge power25 W23 W
Battery typeLi-IonLi-Po
ReplaceableNoNo
Wireless chargingYes (15 W)Yes (7.5 W)
Reverse chargingYes, (wireless) -
Fast chargingYes (56% in 30 min)Yes (50% in 30 min)
Full charging time1:17 hr -
Battery life tests
Web browsing07:12 hr -
Watching video15:17 hr -
Gaming05:53 hr -
Standby96 hr -
General battery life

Main camera

Matrix50 megapixels48 megapixels
Image resolution8160 x 61208000 x 6000
ZoomOptical, 3xDigital
FlashLEDDual LED
StabilizationOpticalOptical
8K video recordingUp to 30FPSNo
4K video recordingUp to 60FPSUp to 60FPS
1080p video recordingUp to 60FPSUp to 60FPS
Slow motion240 FPS (1080p)240 FPS (1080p)
Angle of widest lens120°120°
Lenses1) Standard: 50 MP
2) Telephoto: 10 MP
3) Ultrawide: 12 MP
1) Standard: 50 MP
2) Ultrawide: 13 MP
Camera features - Bokeh mode
- Pro mode
- RAW support		 - Bokeh mode
- Pro mode
- RAW support
Standard lens
Image resolution50 MP50 MP
Aperturef/1.8f/1.7
Focal length24 mm25 mm
SensorSamsung ISOCELL S5KGN3 -
Sensor size1/1.56"1/1.2"
Pixel size1 micron0.8 micron
AutofocusPhase autofocus (Dual Pixel)Phase autofocus (Dual Pixel)
StabilizationOpticalOptical
Telephoto lens
Image resolution10 MP -
Aperturef/2.4 -
Focal length67 mm -
SensorSamsung ISOCELL S5K3K1 -
Sensor size1/3.94" -
Pixel size1 micron -
StabilizationOptical -
Ultra-wide lens
Image resolution12 MP13 MP
Aperturef/2.2f/2.2
Focal length13 mm -
SensorSony IMX564 -
Sensor size1/2.55"1/3.1"
Pixel size1.4 micron -
StabilizationDigitalDigital

Selfie camera

Megapixels12 megapixels13 megapixels
Image resolution4000 x 30004032 x 3024
Aperturef/2.2f/2.2
Focal length26 mm20 mm
SensorSamsung S5K3LUCMOS
Sensor size1/3.2"1/3.1"
Pixel size1.12 micron1.12 micron
AutofocusPhase autofocus -
StabilizationDigitalDigital
Video resolution2160p (4K) at 60 FPS2160p (4K) at 30 FPS
Depth sensor (TOF 3D)NoNo

Connectivity

Wi-Fi standardWi-Fi 7 (802.11 a/b/g/n/ac/ax/be)Wi-Fi 6E (802.11 a/b/g/n/ac/ax)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version5.45.3
Bluetooth featuresLELE
USB typeUSB Type-CUSB Type-C
USB version3.23.2
USB features - Charging
- USB-Storage mode
- OTG		 - Charging
- USB-Storage mode
- OTG
DisplayPortYes, DP 1.2Yes
GPSGPS, GLONASS, Beidou, Galileo, QZSSGPS, GLONASS, Galileo
NFC*YesYes
Infrared portNoNo
Network
Number of SIM*11
Type of SIM cardNanoNano
Multi SIM modeStandby -
eSIM support*YesYes
Hybrid slotNoNo
5G supportYesYes

Sound

SpeakersStereoStereo
Headphone audio jackNoNo
FM radioNoNo
Dolby AtmosYesNo

Other

CategoryFlagshipMid-range
AnnouncedJanuary 2025March 2025
Release dateFebruary 2025April 2025
Launch price$799$499
Configurations- 12 / 128 GB
- 12 / 256 GB
- 12 / 512 GB
- 8 / 128 GB
- 8 / 256 GB
SAR (head) - 0.99 W/kg
SAR (body) - 1.39 W/kg
Sensors - Hall-effect sensor
- Barometer
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint		 - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
Bundled chargerNot includedNot included
Further details
Notes on Galaxy S25:
    - Supports up to 2 eSIMs. The international model has 2 physical SIM slots, while the U.S. model has 1.
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.
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