Samsung Galaxy S25 Ultra vs Asus Rog Phone 9 Pro Comparison

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Samsung Galaxy S25 Ultra

6.90" | February 2025

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Asus ROG Phone 9 Pro

6.78" | November 2024

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Samsung Galaxy S25 Ultra vs Asus ROG Phone 9 Pro Comparison Overview

Samsung Galaxy S25 U...

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Asus ROG Phone 9 Pro

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Samsung Galaxy S25 U...

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Asus ROG Phone 9 Pro

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In this review, we will be comparing Galaxy S25 Ultra and Rog Phone 9 Pro, two phones from Samsung and Asus. Samsung Galaxy S25 Ultra was introduced to market in february 2025 and Asus ROG Phone 9 Pro was launched in november 2024. There is only 3 months difference between Galaxy S25 Ultra and Rog Phone 9 Pro so we are expecting this to be a fair comparison regarding age and technology level.

Here is a brief look at the main features of Samsung Galaxy S25 Ultra and Asus ROG Phone 9 Pro before getting into our more detailed comparison.

Samsung Galaxy S25 Ultra Key Specs

Launched in February 2025
6.90" - 498 PPI
4 > 200 MP(Main) + 50 MP(Telephoto) + 12 MP(Telephoto) + 50 MP(UW) Cameras
Qualcomm Snapdragon 8 Elite Chipset
256 GB Storage
5000 mAh Battery

Asus ROG Phone 9 Pro Key Specs

Launched in November 2024
6.78" - 388 PPI
3 > 50 MP(Main) + 32 MP(Telephoto) + 13 MP(UW) Cameras
Qualcomm Snapdragon 8 Elite Chipset
512 GB Storage
5800 mAh Battery

Let's read on the following sections in order to better understand in detail how Galaxy S25 Ultra and Rog Phone 9 Pro compares and decide which one is better for you.

**This post contains affiliate links and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate I earn from qualifying purchases.

Reasons to choose Samsung Galaxy S25 Ultra over Asus Rog Phone 9 Pro

Weight	218 g vs 227 g	9 g lighter
Screen-to-Body Ratio	92.4% vs 88%	Larger screen area ratio
Display Size	6.9" vs 6.8"	Larger Screen Estate
Screen PPI	498 ppi vs 388 ppi	More pixels per inch
Standby Time	160 hr vs 121 hr	Charge less frequently
Number of Rear Cameras	4 vs 3	More camera options
Main Camera Sensor	200 MP vs 50 MP	Higher resolution main camera
Telephoto Camera Sensor	50 MP vs 32 MP	Higher resolution telephoto camera
Ultrawide Camera Sensor	50.0 MP vs 13 MP	Higher resolution Ultrawide camera
Slow motion FPS	Up to 240 @1080p vs Up to 120 @2160p	High resolution video
Selfie Camera Video	Up to vs Up to	High resolution video with Selfie camera
eSIM Support	Yes vs No	Compatible with eSIM cards
Main Camera Sensor Size	1/1.3" vs 1/1.56"	Generally better in low light photos
Main Lens Aperture	f/1.7 vs f/1.9	Faster aperture lens

Reasons to choose Asus Rog Phone 9 Pro over Samsung Galaxy S25 Ultra

Refresh Rate	185 Hz vs 120 Hz	Smoother media experience
sRGB Color Space	99.4% vs 97.7%	Wider sRGB Color Space Coverage
Full Charging Time	0:47 hr vs 0:59 hr	Fully charge in shorter time
Max RAM Size Option	16 GB vs 12 GB	Higher RAM
Max Storage Size Option	512 GB vs 256 GB	Store more files
Battery Capacity	5800 mAh vs 5000 mAh	Higher capacity Battery
Max Charge Power	65 W vs 45 W	Charges the battery faster
Number of SIM slots	2 vs 1	Use with two different lines
Headphone Audio Jack	Yes vs No	Use with wired headphones without an adapter

Common Strengths of Samsung Galaxy S25 Ultra and Asus Rog Phone 9 Pro

Waterproof	Yes vs Yes	Safer to use in wet conditions
Adaptive Refresh Rate Screen	Yes vs Yes	Auto-adjusts refresh rate when needed
NFC	Yes vs Yes	Better Connectivity
HDR Support	Yes vs Yes	Watch HDR content
Fingerprint Scanner	Yes vs Yes	Fast and safe login with the scanner
Fast Charging	Yes vs Yes	Charges your phone faster
Wireless Charging	Yes vs Yes	Charges your phone wirelessly

Samsung Galaxy S25 Ultra vs Asus Rog Phone 9 Pro: Specs Comparison Table

In this section, we will be comparing the specifications the Samsung Galaxy S25 Ultra and the Asus Rog Phone 9 Pro.

GENERAL
Brand	Samsung	Asus
Model	Galaxy S25 Ultra	Rog Phone 9 Pro
Release Date	February 2025	November 2024
Expected OS Support Ends in:	6.1 year(s)	10 month(s)
Expected Security Support Ends in:	6.1 year(s)	3.8 year(s)
Product Series	Galaxy S	ROG
Operating System	Android 15	Android 15
PHYSICAL SPECS
Height	162.8 mm (6.41")	163.8 mm (6.45")
Width	77.6 mm (3.06")	77 mm (3.03")
Thickness	8.2 mm (0.32")	8.9 mm (0.35")
Weight	218 g (7.69 oz)	227 g (8.01 oz)
Waterproof	IP68	IP68
Available Colors	Black, Silver, Gray, Blue	Black
Rear Material	Glass	Glass
Frame Material	Metal	Metal
SCREEN
Diagonal Size	6.9"	6.78"
Aspect Ratio	19.5:9	20:9
Resolution	1440 x 3120 pixels	1080 x 2400 pixels
PPI	498 ppi	388 ppi
Refresh Rate	120 Hz	185 Hz
Adaptive Refresh Rate	Yes	Yes
Max Brightness		2500 nits
HDR Support	HDR10+	HDR10+
Max Rated Brightness in HDR	2600 nits
Screen Protection	Corning Gorilla Armor 2	Gorilla Glass Victus 2
Screen-to-Body Ratio	92.4%	88%
Display Features	DCI-P3 Always-On Display DC Dimming	DCI-P3 Always-On Display DC Dimming
RGB Color Space	97.7%	99.4%
PWM	240 Hz	670 Hz
Response Time	1 ms	1 ms
Contrast	∞ Infinity	∞ Infinity
CHIPSET
Chipset	Qualcomm Snapdragon 8 Elite	Qualcomm Snapdragon 8 Elite
CPU Cores	8 (2 + 6)	8 (2 + 6)
Architecture	6 cores at 3.53 GHz: Oryon (Phoenix M) 2 cores at 4.32 GHz: Oryon (Phoenix L)	6 cores at 3.53 GHz: Oryon (Phoenix M) 2 cores at 4.32 GHz: Oryon (Phoenix L)
L3 Cache	8 MB	8 MB
Fabrication Techology	3 nanometers	3 nanometers
Graphics	Adreno 830	Adreno 830
GPU Shading Units	1536	1536
GPU Clock	1100 MHz	1100 MHz
FLOPS	~3379.2 GFLOPS	~3379.2 GFLOPS
MEMORY and STORAGE
RAM Size	12 GB	16 GB
Memory Type	LPDDR5X	LPDDR5X
Memory Clock	5333 MHz	-
Channels	2	2
Storage Size	256 GB	512 GB
Storage Type	UFS 4.0	UFS 4.0
Memory Card	No	No
BATTERY and CHARGING
Battery Capacity	-	-
Max Charging Power	45 W	65 W
Battery Type	Li-Ion	Li-Po
Replaceable Battery	No	No
Wireless Charging	Yes (25 W)	Yes (15 W)
Reverse Charging	Yes, (wireless)	Yes
Fast Charging	Yes (72% in 30 min)	Yes (76% in 30 min)
Full Charging Time	0:59 hr	0:47 hr
Standby Time	160 hr	121 hr
CAMERAS
Camera Set-up	200 MP(Main) 50 MP(Tele) 12 MP(Tele) 50 MP(UW)	50 MP(Main) 32 MP(Tele) 13 MP(UW)
Main Camera
Max Resolution	200.0	50.0
Zoom	Optical, 5x	Optical, 3x
Flash	LED	LED
Stabilization	Optical	Optical
8K Video	Up to 30FPS	Up to 30FPS
4K Video	Up to 120FPS	Up to 60FPS
HD Video	Up to 240FPS	Up to 60FPS
Angle of View	120°	120°
Telephoto Camera	50 MP Aperture: f/3.4 Focal length: 111 mm Pixel size: 0.7 micron Sensor: 1/2.52", Sony IMX854 Optical stabilization	32 MP Aperture: f/2.4 Pixel size: 0.7 micron Sensor: 1/3.2", OmniVision OV32C Optical stabilization
Ultra-wide Camera	50 MP Aperture: f/1.9 Focal length: 13 mm Pixel size: 0.7 micron Sensor: 1/2.5", Samsung ISOCELL S5KJN3 Digital stabilization	13 MP Aperture: f/2.2 Focal length: 13 mm Pixel size: 1.12 micron Sensor: 1/3", OmniVision OV13B Digital stabilization
Camera Features	Bokeh mode Pro mode RAW support	Bokeh mode Pro mode
Selfie Camera
Max Resolution	12.0 MP	32.0 MP
Aperture	f/2.2	f/2.5
Focal Length	26 mm	22 mm
Pixel Size	1.12 micron	1.12 micron
Sensor Type	Samsung S5K3LU	OmniVision OV8856
Sensor Size	1/3.2"	1/3.2"
Video Resolution	2160p (4K) at 60 FPS	1080p (Full HD) at 30 FPS
CONNECTIVITY
WiFi Standard	Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)	Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)
WiFi 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 Version	5.4	5.4
Bluetooth Features	LE	LE
USB Type	USB Type-C	USB Type-C
USB Version	3.2	3.2
USB Features	Charging USB-Storage mode OTG	Charging USB-Storage mode OTG
GPS	GPS, GLONASS, Beidou, Galileo, QZSS	GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC
NFC	Yes	Yes
Infrared Port	No	No