Samsung Galaxy On8 2018 vs Samsung Galaxy S25 Ultra

Key Specs

Battery
3500 mAh	-
Display
6.0 inches (15.24 cm)	-
Front Camera
16 MP	-
Processor
Qualcomm Snapdragon 450	-
RAM
4 GB	-
Rear Camera
16 MP + 5 MP	-

Audio

Audio Jack
-	USB Type-C
Loudspeaker
-	Yes
Stereo Speakers
-	Yes

Battery

Capacity
3500 mAh	5000 mAh
Quick Charging
-	45W wired fast charging
Removable
No	No
TalkTime
Up to 23 Hours(3G)	-
Type
Li-ion	Li-ion
USB Type-C
No	Yes
Wireless Charging
-	Yes

Camera

Autofocus
-	Yes, Dual Pixel PD autofocus
Flash
-	Yes, LED Flash
Front Camera
-	12 MP
Image Resolution
-	16000 x 12500 Pixels
Rear Camera
-	200 MP + 50 MP + 10 MP + 50 MP
Shooting Modes
-	Continuous Shooting High Dynamic Range mode (HDR)
Video Recording
-	4k @ 60 FPS Full HD @ 30 FPS

Design

Build Material
-	Back: Corning Gorilla Glass Armor 2
Colours
Black, Blue	Titanium Silverblue, Titanium Gray, Titanium Black, Titanium Whitesilver, Titanium Jetblack, Titanium Jadegreen, Titanium Pinkgold
Height
159.2 mm	-
Ruggedness
-	Dust proof
Thickness
8.2 mm	-
Weight
177 grams	218 grams
Width
75.7 mm	-

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Dimensions

Height
-	162.8 mm
Thickness
-	8.2 mm
Width
-	77.6 mm

Display

Aspect Ratio
18.5:9	19.5:9
Bezel-less display
Yes	Yes with punch-hole display
Brightness
-	2600 nits
Display Type
Super AMOLED	Dynamic AMOLED 2x
Pixel Density
274 ppi	498 ppi
Refresh Rate
-	120 Hz
Resolution
720x1480 px (HD+)	-
Screen Protection
-	Corning Gorilla Glass, Glass Armor 2
Screen Size
6.0 inches (15.24 cm)	6.9 inches (17.53 cm)
Screen to Body Ratio (calculated)
76.15 %	-
Touch Screen
Yes, Capacitive Touchscreen, Multi-touch	-

Front Camera

Camera Setup
Single	-
Resolution
16 MP f/1.9, Primary Camera	-

General

Brand
Samsung	Samsung
Custom UI
-	Samsung One UI
Launch Date
August 6, 2018	January 22, 2025
Operating System
Android v8.0 (Oreo)	Android v15

Main Camera

Autofocus
Yes	-
Camera Features
Digital Zoom Auto Flash Face detection Touch to focus	-
Camera Setup
Dual	-
Flash
Yes, LED Flash	-
Image Resolution
4616 x 3464 Pixels	-
OIS
No	-
Resolution
16 MP f/1.7, Primary Camera 5 MP f/1.9, Depth Camera	-
Sensor
CMOS image sensor	-
Settings
Exposure compensation, ISO control	-
Shooting Modes
Continuous Shooting High Dynamic Range mode (HDR)	-
Video Recording
1920x1080 @ 30 fps	-

Multimedia

Audio Jack
3.5 mm	-
Loudspeaker
Yes	-

Network & Connectivity

Bluetooth
Yes, v4.2	Yes, v5.4
GPS
Yes with A-GPS, Glonass	Yes with A-GPS, Glonass
NFC
No	Yes
Network Support
5G Not Supported in India, 4G Supported in India, 3G, 2G	5G, 4G, 3G, 2G
SAR Value
Head: 0.697 W/kg	-
SIM 1
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5) / 800(band 20) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available	5G Bands: FDD N1 / N2 / N3 / N5 / N7 / N8 / N12 / N20 / N25 / N26 / N28 / N66 TDD N38 / N40 / N41 / N77 / N78 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM 2
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5) / 800(band 20) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available	5G Bands: FDD N1 / N2 / N3 / N5 / N7 / N8 / N12 / N20 / N25 / N26 / N28 / N66 TDD N38 / N40 / N41 / N77 / N78 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM Size
SIM1: Nano, SIM2: Nano	SIM1: Nano, SIM2: eSIM
SIM Slot(s)
Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
Mass storage device, USB charging, microUSB 2.0	-
VoLTE
Yes	Yes
Wi-Fi
Yes, Wi-Fi 4 (802.11 b/g/n)	Yes, Wi-Fi 7 (802.11 a/b/g/n/ac/be/ax) 5GHz 6GHz, MIMO
Wi-Fi Calling
-	Yes
Wi-Fi Features
Wi-Fi Direct, Mobile Hotspot	-

Performance

Architecture
64 bit	-
CPU
Octa core, 1.8 GHz, Cortex A53	-
Chipset
Qualcomm Snapdragon 450	-
Graphics
Adreno 506	Adreno 830
Processor
-	Qualcomm Snapdragon 8 Elite
RAM
4 GB	12 GB
RAM Type
-	LPDDR5X

Sensors

Fingerprint Sensor
Yes	Yes
Fingerprint Sensor Position
Rear	-
Other Sensors
Light sensor, Proximity sensor, Accelerometer	Light sensor, Proximity sensor, Accelerometer, Barometer, Compass, Gyroscope

Storage

Expandable Memory
Yes, Up to 256 GB	No
Internal Memory
64 GB	256 GB / 512 GB / 1 TB
Storage Type
-	UFS 4.0
USB OTG
Yes	-
User Available Storage
Up to 51 GB	Up to 222 GB