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  3. Galaxy S23 vs Galaxy S25 Ultra

Samsung Galaxy S23 vs Samsung Galaxy S25 Ultra

What Galaxy S23 does better (2) and where Galaxy S25 Ultra wins (26) — every spec side by side.

Samsung Galaxy S23
Samsung · 2023Galaxy S23
8.5Score
2 advantages≈ $250
vs
Samsung Galaxy S25 Ultra
Samsung · 2025Galaxy S25 Ultra
9.5Score
26 advantages≈ $660
Higher score
7.8Display9.1
7.6Performance9.1
9.2Camera9.8
2.9Battery7.1
9.5Features9.8
Dimensions

Size comparison

Galaxy S23Galaxy S25 Ultra
70.9 × 146.37.677.6 × 162.88.2
Galaxy S23Galaxy S25 UltraDifference
Height146.3 mm162.8 mm−16.5 mm
Width70.9 mm77.6 mm−6.7 mm
Thickness7.6 mm8.2 mm−0.6 mm
Weight168 g218 g−50 g

Drawn to the same scale from the official dimensions (front and side).

Why is Galaxy S23 better than Galaxy S25 Ultra?

  1. Weight168 g vs 218 g+30%
  2. Thickness7.6 mm vs 8.2 mm+8%

Why is Galaxy S25 Ultra better than Galaxy S23?

  1. Main camera50 MP vs 200 MP4×
  2. AnTuTu score1,231,075 vs 2,207,809+79%
  3. RAM8 GB vs 16 GB2×
  4. Geekbench 6 (multi-core)4,950 vs 9,846+99%
  5. Wired charging25 W vs 45 W+80%
  6. Battery capacity3,900 mAh vs 5,000 mAh+28%
  7. Storage (max)512 GB vs 1,024 GB2×
  8. 3DMark Wild Life Extreme3,669 vs 6,687+82%
  9. Major OS updates promised4 vs 7+75%
  10. Active use (test)11.4 h vs 14.8 h+30%
  11. Optical zoom3× vs 5×+67%
  12. Peak brightness1,750 nits vs 2,600 nits+49%
Specifications

Side by side

Design
Weight168 g218 g
Thickness7.6 mm8.2 mm
Height146.3 mm162.8 mm
Width70.9 mm77.6 mm
FrameAluminiumTitanium
BackGlassGlass
Ingress protectionIP68IP68
Water resistance (IPx)IPx8IPx8
Glass protectionCorning Gorilla Glass Victus 2Corning Gorilla Armor 2
ColoursPhantom Black, Cream, Green, Lavender, Graphite, LimeTitanium Silver Blue, Titanium Black, Titanium White Silver, Titanium Gray, Titanium Jade Green, Titanium Jet Black, Titanium Pink Gold
Stylus—Yes
Display
Screen size6.1″6.9″
PanelDynamic AMOLED 2XDynamic LTPO AMOLED 2X
OLED panelYesYes
LTPO (adaptive 1–120 Hz)—Yes
Resolution (width)1,080 px1,440 px
Resolution (height)2,340 px3,120 px
Pixel density425 ppi498 ppi
Refresh rate120 Hz120 Hz
Peak brightness1,750 nits2,600 nits
Measured brightness1,198 nits1,417 nits
Screen-to-body ratio86.8%92.5%
HDRYesYes
Performance
ChipsetQualcomm SM8550-AC Snapdragon 8 Gen 2Qualcomm SM8750-AC Snapdragon 8 Elite
Chip makerQualcommQualcomm
Process4 nm3 nm
CPU cores88
CPU frequency3.36 GHz4.47 GHz
GPUAdreno 740Adreno 830
AnTuTu score1,231,0752,207,809
Geekbench 6 (multi-core)4,9509,846
3DMark Wild Life Extreme3,6696,687
Memory
RAM8 GB16 GB
Storage (max)512 GB1,024 GB
Storage (base)128 GB256 GB
Storage typeUFS 3.1UFS 4.0
Memory card slotNoNo
Camera
Main camera50 MP200 MP
Main camera aperturef/1.8f/1.7
Main sensor size1/1.56"1/1.3"
Rear cameras34
Optical stabilisationYesYes
Ultra-wide cameraYesYes
Telephoto cameraYesYes
Optical zoom3×5×
Max video8K8K
4K video frame rate60 fps120 fps
Selfie camera12 MP12 MP
4K selfie videoYesYes
Battery
Battery capacity3,900 mAh5,000 mAh
Battery typeLi-IonLi-Ion
Active use (test)11.4 h14.8 h
Wired charging25 W45 W
Charged in 30 min50%65%
Wireless chargingYesYes
Wireless charging power15 W15 W
Reverse wireless chargingYesYes
Connectivity
5GYesYes
eSIMYesYes
Dual SIMYesYes
Wi-Fi standardWi-Fi 6EWi-Fi 7
Bluetooth5.35.4
NFCYesYes
USBUSB Type-C 3.2USB Type-C 3.2
USB version3.23.2
Video outputYesYes
Ultra Wideband—Yes
Dual-band GPS—Yes
Satellite navigationGLONASS, GALILEO, BDSGLONASS, GALILEO, BDS, QZSS
Features
Stereo speakersYesYes
3.5 mm headphone jackNoNo
Loudspeaker loudness-27 LUFS-24.6 LUFS
Fingerprint sensorUnder display, ultrasonicUnder display, ultrasonic
BarometerYesYes
SensorsFingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometerFingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
SAR (head)0.96 W/kg1.25 W/kg
Software
OS at launchAndroid 13Android 15
PlatformAndroidAndroid
InterfaceOne UI 8.5One UI 9
Major OS updates promised47
EU label
Energy class—B
Battery charge cycles—2,000
Endurance per cycle—45 h
Repairability class—C
Drop resistance class—A
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