Samsung Galaxy S23 Plus vs Samsung Galaxy S25 Slim

Compare Samsung Galaxy S23 Plus vs Samsung Galaxy S25 Slim side by side: Qualcomm Snapdragon 8 Gen 2 for Galaxy (4 nm) vs Qualcomm Snapdragon 8 Elite for…

Samsung

Galaxy S25 Slim

$999

10categories won

7 categories tied · 21 scored in total · add a third phone

Information Gain

Which one wins?

MxMob Algorithmic Verdict

Samsung Galaxy S23 Plus takes the overall win

Overall Pick

The Samsung Galaxy S23 Plus claims the overall win over the Samsung Galaxy S25 Slim, delivering a stronger technical package across gaming and photography. In camera testing, the Galaxy S23 Plus leads with sharper imaging, while battery endurance leans towards the Galaxy S23 Plus. Choose the Galaxy S23 Plus if you want the highest performance ceiling, or opt for the Galaxy S25 Slim if its specific hardware strengths better fit your budget.

🔋 BatteryGalaxy S23 Plus

Galaxy S23 Plus wins on endurance with 4,700 mAh and 45W fast charging.

🎮 GamingGalaxy S23 Plus

Galaxy S23 Plus leads gaming and raw performance powered by the Qualcomm Snapdragon 8 Gen 2 for Galaxy (4 nm) and 8GB RAM.

📸 CameraGalaxy S23 Plus

Galaxy S23 Plus wins photography with 50MP main imaging and 3x dedicated optical zoom.

🏷️ ValueTie

Both handsets sit in the exact same pricing bracket around $999.

Category verdicts are computed algorithmically from verified technical specifications and hardware benchmarks. Rows where neither figure is objectively better — screen size preference, operating system choice, aesthetic build materials — are displayed for direct reference without scoring bias.

Galaxy S23 Plus vs Galaxy S25 Slim: specifications compared

Display

Display comparison between the Samsung Galaxy S23 Plus, Samsung Galaxy S25 Slim
Specification	Galaxy S23 Plus	Galaxy S25 Slim
Screen size	6.6"	6.66"
Resolution	1080 x 2340	1440 x 3120Winner
Pixel density	390 ppi	516 ppiWinner
Refresh rate	120 Hz	120 Hz
Peak brightness	1750 nits	3000 nitsWinner

Performance

Performance comparison between the Samsung Galaxy S23 Plus, Samsung Galaxy S25 Slim
Specification	Galaxy S23 Plus	Galaxy S25 Slim
Chipset	Qualcomm Snapdragon 8 Gen 2 for Galaxy (4 nm)	Qualcomm Snapdragon 8 Elite for Galaxy
Process node	4 nm	3 nmWinner
AnTuTu score	3,200,000Winner	2,400,000
Geekbench multi	10800Winner	8900
Maximum RAM	8 GB	16 GBWinner
Maximum storage	512GB	512GB

Camera

Camera comparison between the Samsung Galaxy S23 Plus, Samsung Galaxy S25 Slim
Specification	Galaxy S23 Plus	Galaxy S25 Slim
Main sensor	50 MP	50 MP
Rear cameras	3Winner	2
Optical zoom	3x	—
Ultrawide	12 MP	12 MP
Selfie camera	12 MP	16 MPWinner
Max video	8K at 30fps	8K at 30fps / 4K at 120fps

Battery and charging

Battery and charging comparison between the Samsung Galaxy S23 Plus, Samsung Galaxy S25 Slim
Specification	Galaxy S23 Plus	Galaxy S25 Slim
Capacity	4,700 mAhWinner	4,400 mAh
Wired charging	45 W	45 W
Wireless charging	15 W	15 W

Design

Design comparison between the Samsung Galaxy S23 Plus, Samsung Galaxy S25 Slim
Specification	Galaxy S23 Plus	Galaxy S25 Slim
Weight	196 g	168 gWinner
Thickness	7.6 mm	6.6 mmWinner
Water resistance	IP68	IP68
Build	Corning Gorilla Glass Victus 2 front and back, Armor Aluminum frame	Grade 5 Titanium frame, Gorilla Glass Armor 2 front, matte glass back

Software and support

Software and support comparison between the Samsung Galaxy S23 Plus, Samsung Galaxy S25 Slim
Specification	Galaxy S23 Plus	Galaxy S25 Slim
Operating system	Android 13, upgradable to Android 15 (One UI 7)	Android 15
OS updates	4 years	7 yearsWinner
Security updates	4 years	7 yearsWinner

Connectivity and value

Connectivity and value comparison between the Samsung Galaxy S23 Plus, Samsung Galaxy S25 Slim
Specification	Galaxy S23 Plus	Galaxy S25 Slim
5G	Yes	Yes
Wi-Fi	Wi-Fi 7 (802.11be, tri-band 2.4/5/6GHz, 320MHz bandwidth)	Wi-Fi 7 (802.11be, tri-band 2.4/5/6GHz, 320MHz bandwidth)
Storage expansion	None	None
3.5mm jack	No	No
Launch price	$999	$999