Samsung Galaxy S25 Ultra vs Realme 12 Pro 5G Comparison

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Samsung Galaxy S25 Ultra

6.9" | February 2025

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Realme 12 Pro 5G

6.7" | January 2024

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Samsung Galaxy S25 Ultra vs Realme 12 Pro 5G Comparison Overview

Samsung Galaxy S25 U...

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Realme 12 Pro 5G

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Samsung Galaxy S25 U...

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Realme 12 Pro 5G

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In this review, we will be comparing Galaxy S25 Ultra and 12 Pro 5G, two phones from Samsung and Realme. Samsung Galaxy S25 Ultra was introduced to market in february 2025 and Realme 12 Pro 5G was launched in january 2024. There is 13 months difference between Galaxy S25 Ultra and 12 Pro 5G so it would still give an advantage to younger Galaxy S25 Ultra.

Here is a brief look at the main features of Samsung Galaxy S25 Ultra and Realme 12 Pro 5G before getting into our more detailed comparison.

Samsung Galaxy S25 Ultra Key Specs

Launched in February 2025
6.9" - 498 PPI
4 (200 MP + 50 MP + 10 MP + 50 MP) Cameras
Qualcomm Snapdragon 8 Elite Chipset
256/512/1024 GB Storage
5000 mAh Battery

Realme 12 Pro 5G Key Specs

Launched in January 2024
6.7" - 394 PPI
3 (50 MP + 32 MP + 8 MP) Cameras
Qualcomm Snapdragon 6 Gen 1 Chipset
128/256 GB Storage
5000 mAh Battery

Realme 12 Pro 5G was replaced by Realme 13 Pro 5G.. You may also be interested in these comparisons:
Realme 13 Pro 5G vs Realme 12 Pro 5G
Realme 13 Pro 5G vs Samsung Galaxy S25 Ultra

Let's read on the following sections in order to better understand in detail how Galaxy S25 Ultra and 12 Pro 5G 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 Realme 12 Pro 5G

Screen-to-Body Ratio	92.4% vs 90.4%	Larger screen area ratio
Display Size	6.9" vs 6.7"	Larger Screen Estate
Screen PPI	498 ppi vs 394 ppi	More pixels per inch
Max Screen Brightness	2600 nits vs 950 nits	Better visibility under very bright conditions
Max RAM Size Option	12 GB vs 8 GB	Higher RAM
Max Storage Size Option	256/512/1024 GB vs 128/256 GB	Store more files
Wireless Charging	Yes vs No	Charges your phone wirelessly
Reverse Charging	Yes, (wireless) vs No	Use your phone to charge compatible devices
Number of Rear Cameras	4 vs 3	More camera options
Main Camera Sensor	200.0 MP vs 50.0 MP	Higher resolution main camera
Telephoto Camera Sensor	50.0 MP vs 32.0 MP	Higher resolution telephoto camera
Ultrawide Camera Sensor	50.0 MP vs 8.0 MP	Higher resolution Ultrawide camera
8K Video recording	Yes, Up to 30FPS vs No	High resolution video
Selfie Camera Video	Up to 2160p (4K) at 60 FPS vs Up to 1080p (Full HD) at 30 FPS	High resolution video with Selfie camera
WiFi Standard	Wi-Fi 7 vs Wi-Fi 6	Faster and more reliable data transferring
Bluetooth Version	v5.4 vs v5.2	Faster and more reliable connections
USB Version	v3.2 vs v2	Faster data transfer
eSIM Support	Yes vs No	Compatible with eSIM cards
Telephoto Focal Length	111 mm vs 47 mm	Longer reach with the telephoto camera
Main Lens Aperture	f/2.2 vs f/2.4	Faster aperture lens

Reasons to choose Realme 12 Pro 5G over Samsung Galaxy S25 Ultra

Weight	190 g vs 218 g	28 g lighter
Full Charging Time	0:47 hr vs 1:02 hr	Fully charge in shorter time
Max Charge Power	67 W vs 45 W	Charges the battery faster
Selfie Camera Sensor	16.0 MP vs 12.0 MP	Higher resolution front camera
Number of SIM slots	2 vs 1	Use with two different lines

Common Strengths of Samsung Galaxy S25 Ultra and Realme 12 Pro 5G

Waterproof	Yes vs Yes	Safer to use in wet conditions
NFC	Yes vs Yes	Better Connectivity
Fingerprint Scanner	Yes vs Yes	Fast and safe login with the scanner
Fast Charging	Yes vs Yes	Charges your phone faster

Samsung Galaxy S25 Ultra vs Realme 12 Pro 5G: Specs Comparison Table

In this section, we will be comparing the specifications the Samsung Galaxy S25 Ultra and the Realme 12 Pro 5G.

GENERAL
Brand	Samsung	Realme
Model	Galaxy S25 Ultra	12 Pro 5G
Release Date	February 2025	January 2024
Expected OS Support Ends in:	6.8 year(s)	9 month(s)
Expected Security Support Ends in:	6.8 year(s)	1.8 year(s)
Product Series	Galaxy S	Pro
Operating System	Android 15	Android 14
PHYSICAL SPECS
Height	162.8 mm (6.41")	161.47 mm (6.36")
Width	77.6 mm (3.06")	74.02 mm (2.91")
Thickness	8.2 mm (0.32")	8.75 mm (0.34")
Weight	218 g (7.69 oz)	190 g (6.7 oz)
Waterproof	IP68	IP65
Available Colors	Black, Silver, Gray, Blue	Blue, Yellow
Rear Material	Glass	-
Frame Material	Metal	-
SCREEN
Diagonal Size	6.9"	6.7"
Aspect Ratio	19.5:9	20:9
Resolution	1440 x 3120 pixels	1080 x 2412 pixels
PPI	498 ppi	394 ppi
Refresh Rate	120 Hz	120 Hz
Adaptive Refresh Rate	Yes (1-120 Hz)	No
Max Brightness	2600 nits	950 nits
HDR Support	HDR10+	-
Screen Protection	Corning Gorilla Armor 2	Gorilla Glass Victus
Screen-to-Body Ratio	92.4%	90.4%
Display Features	DCI-P3 Always-On Display DC Dimming	DCI-P3 Always-On Display DC Dimming
CHIPSET
Chipset	Qualcomm Snapdragon 8 Elite	Qualcomm Snapdragon 6 Gen 1
CPU Cores	8 (2 + 6)	8 (4 + 4)
Architecture	6 cores at 3.53 GHz: Oryon (Phoenix M) 2 cores at 4.32 GHz: Oryon (Phoenix L)	4 cores at 1.8 GHz: Cortex-A55 4 cores at 2.2 GHz: Cortex-A78
Fabrication Techology	3 nanometers	4 nanometers
Graphics	Adreno 830	Adreno 710
GPU Shading Units	1536	-
GPU Clock	1100 MHz	-
FLOPS	~3379.2 GFLOPS	-
MEMORY and STORAGE
RAM Size	12 GB	8 GB
Memory Type	LPDDR5X	LPDDR4X
Memory Clock	5333 MHz	2133 MHz
Channels	2	2
Storage Size	256/512/1024	128/256
Storage Type	UFS 4.0	UFS 2.2
Memory Card	No	No
BATTERY and CHARGING
Battery Capacity	5000 mAh	5000 mAh
Max Charging Power	45 W	67 W
Battery Type	Li-Ion	Li-Po
Replaceable Battery	No	No
Wireless Charging	Yes (25 W)	No
Reverse Charging	Yes, (wireless)	No
Fast Charging	Yes (65% in 30 min)	Yes (50% in 19 min)
Full Charging Time	1:02 hr	0:47 hr
CAMERAS
Main Camera
Max Resolution	200.0	50.0
Zoom	Optical, 5x	Optical, 2x
Flash	LED	LED
Stabilization	Digital	Optical
8K Video	Up to 30FPS	No
4K Video	Up to 120FPS	Up to 30FPS
HD Video	Up to 240FPS	Up to 60FPS
Angle of View	120°	112°
Camera Set-up	4 (200 MP + 50 MP + 10 MP + 50 MP)	3 (50 MP + 32 MP + 8 MP)
Telephoto Camera	50 MP Aperture: f/3.4 Focal length: 111 mm Sensor Size: 1/2.52", Sony IMX854 Pixel size: 0.7 micron Optical stabilization	32 MP Aperture: f/2.0 Focal length: 47 mm Sensor: 1/2.75", Sony IMX709 (Exmor RS CMOS) Phase autofocus Optical stabilization
Ultra-wide Camera	50 MP Aperture: f/1.9 Focal length: 13 mm Sensor Size: 1/1.57", Samsung ISOCELL S5KJN3 Pixel size: 0.7 micron Digital stabilization	8 MP Aperture: f/2.2 Focal length: 16 mm Pixel size: 1.12 micron Sensor: 1/4.0", Sony IMX355 (Exmor RS CMOS)
Camera Features	Bokeh mode Pro mode RAW support	Bokeh mode Pro mode
Selfie Camera
Max Resolution	12.0 MP	16.0 MP
Aperture	f/2.2	f/2.4
Focal Length	26 mm	24 mm
Pixel Size	1.12 micron
Sensor Type	-	CMOS
Sensor Size	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 6 (802.11 a/b/g/n/ac/ax)
WiFi Features	Dual Band Wi-Fi MiMO Wi-Fi Direct Wi-Fi Hotspot Wi-Fi Display	Dual Band Wi-Fi Direct Wi-Fi Hotspot Wi-Fi Display
Bluetooth Version	5.4	5.2
Bluetooth Features	LE	LE
USB Type	USB Type-C	USB Type-C
USB Version	3.2	2
USB Features	Charging USB-Storage mode OTG	Charging USB-Storage mode OTG
GPS	GPS, GLONASS, Beidou, Galileo, QZSS	GPS, GLONASS, Galileo, QZSS
NFC	Yes	Yes
Infrared Port	No	No