Realme 12x 5G (8GB+128GB) vs SAMSUNG Galaxy S25 Ultra 5G (12GB, 512GB)

Compare Realme 12x 5G (8GB+128GB), SAMSUNG Galaxy S25 Ultra 5G (12GB, 512GB) to find out which smartphone suits your needs the best. Explore side-by-side specifications including display, performance, RAM, camera, battery, software, and price to make an informed choice.

Feature	Realme 12x 5G (8GB+128GB) ₹13,899 Remove	SAMSUNG Galaxy S25 Ultra 5G (12GB, 512GB) ₹135,999 Remove	➕ Add Product
Digine (out of 10)	83 / 10	97 / 10
Display (out of 10)	85 / 10	98 / 10
Software (out of 10)	80 / 10	95 / 10
Parformance (out of 10)	84 / 10	99 / 10
Camera (out of 10)	84 / 10	98 / 10
Battery (out of 10)	85 / 10	95 / 10
Total_rating (out of 10)	83.5 / 10	97 / 10
Pros	✅ Great design and smooth display ✅ Decent processor for the price ✅ Good battery life	✅ Flagship-grade performance ✅ Excellent cameras ✅ Long software support ✅ Premium design
Cons	❌ Bloatware in UI ❌ Camera quality is average	❌ Pricey ❌ Ultra variant is bulky
In The Box	Charger, Handset, Quick Guide, Safety Guide, Sim Ejector Tool, TPU Protective Case, USB Data Cable	Data Cable (Type C to C), Handset, Sim Ejection Pin, Stylus Pen
expandable-storage-tb	-	-
Domestic Warranty	1 Year	1 Year
Model Number	RMX3998	SM-S938BZTCINS
Model Name	12x 5G	Galaxy S25 Ultra 5G
color	-	-
Browse Type	Smartphones	Smartphones
SIM Type	Dual Sim	Dual Sim
Hybrid Sim Slot	Yes	-
Touchscreen	Yes	-
OTG Compatible	Yes	-
Quick Charging	Yes	-
Sound Enhancements	OReality Audio	-
Display Size	17.07 cm (6.72 inch)	-
Resolution	2400 x 1080 Pixels	-
resolution-type	-	-
GPU	ARM Mali G57 MC2	-
Display Type	Full HD+ LCD	-
Display Colors	16.7 Million	16 Million
Other Display Features	120Hz Refresh Rate, 240Hz Touch Sampling Rate, 78% NTSC (Minimum), 950 Nits (High Brightness Mode), Aspect Ratio: 20:9, Brightness: 800 Nits (Typical), Color Gamut: 82% NTSC (Typical), Color Saturation: 82% NTSC (Typical), Contrast Ratio: 1500:1, RGB Pixel Arrangement, Screen-to-Body Ratio: 91.40%, Sunshine Screen	Aspect Ratio: 19.5:9, Refresh Rate: 120Hz
Operating System	Android 14	Android 15
Processor Brand	Mediatek	-
Processor Type	Dimensity 6100+	8 Elite for Galaxy
Processor Core	Octa Core	Octa Core
Primary Clock Speed	2.2 GHz	4.47 GHz
secondary-clock-speed	-	-
Operating Frequency	2G GSM: 850 MHz/900 MHz/1800 MHz, 3G WCDMA: B1/B5/B8, 4G FDD LTE: B1/B3/B5/B8/B28B, 4G TD LTE: B40/B41 (2535 MHz - 2655 MHz), 5G NR: n1/n3/n5/n8/n28B/n40/n41 (2535 MHz - 2655 MHz)/n77/n78	-
Internal Storage	128 GB	512 GB
RAM	8 GB	12 GB
Expandable Storage	2 TB	-
Memory Card Slot Type	Hybrid Slot	-
Primary Camera Available	Yes	Yes
Primary Camera	50MP + 2MP	200MP + 50MP + 50MP + 10MP
Primary Camera Features	0.64um Pixel Size, 1, 1.75um Pixel Size, 1/5 inch Sensor Size, 2.76 inch Sensor Size, 20 Burst Photos, 3P Lens, 50M, 5P Lens, CMOS, Dual Camera Setup: 50MP Main Camera (Samsung S5KJN1, Dual-View Video, Effective Focal Length: 1.77mm, Effective Focal Length: 3.98mm, Equivalent Focal Length: 22mm, Equivalent Focal Length: 26mm, f/1.8 Aperture, f/2.4 Aperture, Features: Photo, Fixed Focus), FOV: 80 Degree, FOV: 89 Degree, Movie, Night, Open Loop VCM) + 2MP Mono Camera (Smartsense SC202CS, Pano, Portrait, Pro, Slo-Mo, Street, Supports Auto Focus, Supports Fill Light for Video Shooting, Supports Smart Scenario Recognition, Text Scanner, Tilt-Shift, Timelapse, Video	Bixby Vision, Dual Recording, Food, Hyperlapse, Night, Panorama, Photo, Portrait, Portrait Video, Pro, Pro Video, Single Take, Slow Motion, Video
Optical Zoom	No	Yes
secondary-camera-available	-	-
Secondary Camera	8MP Front Camera	12MP Front Camera
Secondary Camera Features	1.12um Pixel Size, 4P Lens, 8MP Front Camera Setup: (OV OV08D10, CMOS, Dual View Video, Effective Focal Length: 2.65mm, Equivalent Focal Length: 25mm), f/2.0 Aperture,1/4 inch Sensor Size, Features: Photo, FOV: 80 Degree, Night, Pano, Portrait, Timelapse, Video	Fixed Focus
Flash	Rear: Single Flashlight	Rear Flash
HD Recording	Yes	Yes
Full HD Recording	Yes	-
Video Recording	Yes	Yes
Video Recording Resolution	720p (at 30 fps), Dual View Video: 720p (at 30 fps), Front Camera: 1080p ( at 30 fps), Movie/Time Lapse: 1080p (at 30 fps), Rear Camera: Video: 1080p (at 30 fps), Slow Motion: 720p (at 120 fps)	UHD 8K (7680 x 4320) (at 30 fps)
Digital Zoom	10X	Upto 100X
Frame Rate	30 fps, 120 fps	30 fps
dual-camera-lens	-	-
Video Call Support	Yes	-
Speaker Phone	Yes	Yes
Call Records	Yes	Missed, Outgoing
Network Type	2G, 3G, 4G, 4G VOLTE, 5G	2G, 3G, 4G, 5G
Supported Networks	4G LTE, 4G VoLTE, 5G, GSM, WCDMA	4G LTE, 5G, GSM, WCDMA
Internet Connectivity	3G, 4G, 5G, EDGE, GPRS, Wi-Fi	-
3G	Yes	Yes
GPRS	Yes	Yes
Micro USB Port	Yes	No
micro-usb-version	-	-
Bluetooth Support	Yes	Yes
Bluetooth Version	v5.3	v5.4
Wi-Fi	Yes	-
Wi-Fi Version	802.11 a/b/g/n (WLAN 2.4 GHz/WLAN 5.1 GHz/WLAN 5.8 GHz), 802.11 a/b/g/n/ac, 802.11 ac (Wi-Fi 5)	4096-QAM, 5 GHz, 6 GHz), 802.11 a/b/g/n/ac/ax/be (2.4 GHz, EHT320, MIMO
Wi-Fi Hotspot	Yes	Yes
NFC	No	Yes
Infrared	No	No
USB Connectivity	Yes	Yes
EDGE	Yes	-
audio-jack	-	-
Map Support	Baidu Map, Google Map, Support Gaode Map, Third Party Map	-
GPS Support	Yes	Yes
Smartphone	Yes	Yes
Touchscreen Type	Capacitive	Full Touch Capacitance
SIM Size	Nano Sim	Nano Sim
User Interface	Realme UI 5.0 (Based on Android 14)	One UI 7.0
SMS	Yes	Yes
Graphics PPI	391 PPI	500 PPI
Sensors	Acceleration Sensor, Geomagnetic Sensor, Gyroscope, Light Sensor, Proximity Sensor, Support Meter Function	Accelerometer, Barometer, Fingerprint Sensor, Geomagnetic Sensor, Gyro Sensor, Hall Sensor, Light Sensor, Proximity Sensor
ringtones-format	-	-
Other Features	acc, Answering Phone Calls Using Earphones, App Cloner, App Lock, App Lock Method: Digit Password, aptx, aptx hd, Bluetooth Audio Specifications: sbc, Capacity for One MMS Message: 300KB, Clock Widget, COG Packaging Process, Compass, Contacts Grouping, Customized Grouping, Dark Mode, Data Backup and Restore, Display Background for Incoming Calls, Display Caller's Profile Picture, Dual 5G Display, Dual Carrier Aggregation, Dual Mic Noise Cancellation, Dual Microphones, Dual RAM Channel, Dual Speaker, Eye Comfort, Face Password, Face Recognition, File Compression and Extraction, Fingerprint Password, Firewall/Block & Filter, Game Space/Games, Game Voice Changer, Gestures & Motions: Black Screen Gestures, Google Lens, HD Voice, Incoming Call Banner, Integrated Standalone or Integrated Audio Decoder Chip, Intelligent Answering and Calling, Kid Space (Guest Mode), L1 Widevine Encrypted Video, Lamination Method of Touchscreen: In Cell, ldac, lhdc, Lift to Brighten the Screen, Link Boost Communicate, Link Boost Wireless: SLA Polymorphic Network Acceleration, Maximum Number of Call Logs: 3000, Maximum Number of Recipients for Group SMS Messages: 200, Maximum OTG Storage Supported: 2TB, Maximum Power Supported by Mobile Phone: 45W, Mini Window Mode/Playing Videos in Floating Window, Mixed Password, Mobile Screencast, Music Widget, Number of Devices That Can Be Connected to a Hotspot: 10, Oleophobic Coating On Rear Cover, OSIE Visual Effect, OTG Storage Format: FAT32, Pattern Password, Private Safe, Push-to-Talk On Earphones, Recently Deleted (Album Recycle Bin), Screen Recording, Sim Card Contacts Import and Export, SMS Character Limit: 1530, Speaker: 1115 Ultra Linear Speaker, Split Screen Mode, Step Counting, Support IPX4 Waterproof and Dustproof, Supports Button Backlight, Supports In-Ear Monitoring, Supports Switching Songs, Supports Volume Control, System File Format, Third Party App Widget, Third Party Input Method, Three Finger Screenshot, UFS 2.2, Upto 10 Touch Points, Vibration Motor: Rotor Motor, VOOC Charge, Weather Widget, Webpage Video Playback, WiFi Calling, World Clock	-
GPS Type	BEIDOU, GALILEO, GLONASS, GPS, QZSS	-
FM Radio	No	-
FM Radio Recording	No	-
DLNA Support	Yes	-
Audio Formats	AAC, AMR, APE, FLAC, MID, MP3, OGG, WAV, WMA	-
Video Formats	3GP, ASF, AVI, FLV, MKV, MOV, MP4, WMV	-
Battery Capacity	5000 mAh	-
Battery Type	Lithium-ion Polymer	Lithium Ion
width	-	-
height	-	-
depth	-	-
weight	-	-
warranty-summary	-	-
domestic-warranty	-	-
Space Score	Space Score 83.5	Space Score 97
hybrid-sim-slot	-	-
gpu	-	-
display-type	-	-
HD Game Support	-	Yes
processor-brand	-	-
Secondary Clock Speed	-	3.5 GHz
Total Memory	-	512 GB
Phone Book Memory	-	Yes
Call Log Memory	-	Yes
sms-memory	-	-
Secondary Camera Available	-	Yes
full-hd-recording	-	-
Image Editor	-	Yes
Dual Camera Lens	-	Primary Camera
Call WaitHold	-	Yes
Conference Call	-	Yes
Hands Free	-	Yes
video-call-support	-	-
Call Divert	-	Yes
Phone Book	-	Yes
Call Timer	-	Yes
Speed Dialing	-	Yes
Logs	-	Incoming Calls, Missed Calls, Outgoing Calls, Spam Calls
internet-connectivity	-	-
3G Speed	-	5.76Mbps, HSPA+ 42
Pre-installed Browser	-	Google Chrome, Samsung Internet
Micro USB Version	-	USB 3.2 Gen 1
Mini USB Port	-	No
wi-fi	-	-
Mini HDMI Port	-	No
USB Tethering	-	Yes
TV Out	-	No
Audio Jack	-	Type C
map-support	-	-
Mobile Tracker	-	No
Social Networking Phone	-	Yes
Instant Message	-	Yes
Business Phone	-	No
removable-battery	-	-
MMS	-	Yes
Keypad	-	No
Voice Input	-	Yes
Predictive Text Input	-	Yes
User Memory	-	477.9
SIM Access	-	Dual/Single
upgradable-operating-system	-	-
series	-	-
browser	-	-
Width	-	77.6 mm
Height	-	162.8 mm
fm-radio	-	-
Depth	-	8.2 mm
fm-radio-recording	-	-
Weight	-	218 g
dlna-support	-	-
Dual Battery	-	No
audio-formats	-	-
Warranty Summary	-	1 Year Manufacturer Warranty for Device and 6 Months for In-Box Accessories
music-player	-	-
Covered in Warranty	-	Manufacturing Defects Only
video-formats	-	-
battery-capacity	-	-
Summary	📸 Best Camera: SAMSUNG Galaxy S25 Ultra 5G (12GB, 512GB) | 🔋 Best Battery: SAMSUNG Galaxy S25 Ultra 5G (12GB, 512GB) | 🏆 Best Overall: SAMSUNG Galaxy S25 Ultra 5G (12GB, 512GB)