Samsung Galaxy S25 Ultra vs UmiDigi A75x

Samsung Galaxy S25 Ultra
Samsung
Galaxy S25 Ultra
UmiDigi A75x
UmiDigi
A75x

At a glance

Brand
Samsung
UMiDIGI
Release date
January 2025, 1 years 5 months ago
February 2026, 4 months ago
Launch price
€ 1,459.00 ($ 1,703.81)
AnTuTu
3.135.223 Antutu v11 Overall performance better than 98% of devices
154.000 Antutu v10 Overall performance better than 53% of devices

Display

Size
6.86"
6.75"
Resolution
1440 x 3120 px WQHD+
720 x 1600 px HD+
Type
AMOLED Dynamic LTPO Amoled 2X
LCD IPS
Density
505 ppi Very high density
260 ppi Medium Density
Aspect ratio
19.5:9
20:9
Features
Hole-punch Notch, 24-120 Hz refresh rate, Refresh rate 120 Hz, Variable Refresh Rate (VRR), Peak brightness - 2600 cd/m², Always-On Display, HDR10+, DCI-P3, DC dimming, Scratch resistant, Corning Gorilla Glass Armor, S-Pen, Capacitive, Multi-touch, Frameless, LTPO (Low Temperature PolySilicon oxide)
Water Drop Notch, Refresh rate 90 Hz, Brightnes 450 cd/m² (typ), Max brightness HBM - 550 cd/m², 2.5D curved glass screen, Capacitive, Multi-touch, Frameless

Performance

Chipset
Qualcomm Snapdragon 8 Elite
Spreadtrum Unisoc SC9863A
CPU
2x4.32 GHz Oryon V2 Phoenix L+ 6x3.53 GHz Oryon V2 Phoenix M
4x Cortex A55 1.6 GHz + 4x Cortex A55 1.2 GHz
CPU type
Octa-Core
Octa-Core
Process
3 nm
28 nm
Frequency
4.32 GHz
1.6 GHz
GPU
Adreno 830
PowerVR GE8322
RAM
12 GB
4 GB
RAM type
RAM LPDDR5X
LPDDR4X RAM
64-bit
Yes
Yes

Rear camera

Resolution
200 Mpx
13 Mpx
Aperture
ƒ/ 1.7
ƒ/ 1.8
Sensor
Samsung ISOCELL HP2
Pixel size
1.00 µm
Sensor size
1/1.3"
Flash
LED
LED
Optical stabilization
Yes
No
Slow motion
Yes, 240 fps
No, 30 fps
Features
Night Mode 2.0, 4K Video, 8K Video, Digital zoom, Optical zoom, Quadruple camera, Digital image stabilization, Optical Stabilization (OIS), Autofocus, Touch focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW
4K Video, Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer

Front camera

Resolution
12 Mpx
5 Mpx
Aperture
ƒ/ 2.2
Unknow
Sensor
Samsung S5K3LU

Battery

Capacity
5000 mAh
5000 mAh
Type
Li-Ion
Li-Polymer
Fast charge
Yes , 45.0W
Yes , 10.0W
Wireless charging
25W wireless charging, 4.5W reverse wireless charging
Charge cycles
2000 cycles
Runtime
~ 45h
Features
Bypass Charging, Wireless charging, Reverse charging, Non-removable
Non-removable

Storage

Capacity
256 GB
64 GB
Type
UFS Storage 4.0
SD slot
No
Yes , Slot for SD or second SIM card

Body

Dimensions
77.6 mm 162.8 mm 8.2 mm Print 3D Model
78.0 mm 168.3 mm 8.1 mm Print 3D Model
Weight
219 g
189 g
Materials
Titanium
Plastic
Colors
Black Blue Silver Pink Gray Green Night Black
Black Silver Green Cyan
Water/dust resistance
IP68
Drop resistance
Class A B C D E 270 drops without defects
Repairability
Class A B C D E
Usable surface
91 %
85 %

Software

Operating system
Android 16 Android 16
Android 16 Android 16
Updates
OS updates: 7 years, Security updates: 7 years
Google services
With Google Mobile Services
With Google Mobile Services

Connectivity

SIM
Dual SIM Dual Standby (Nano SIM / eSIM + Nano SIM / eSIM)
Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth
Bluetooth 5.4 LELow energy consumption
Bluetooth 4.2 LELow energy consumption
Bluetooth profiles
A2DP (Advanced Audio Distribution Profile), AVRCP (Audio/Visual Remote Control Profile), DIP (Device ID Profile), HFP (Hands-Free Profile), HID (Human Interface Profile), HSP (Headset Profile), LE (Low Energy), MAP (Message Access Profile), PAN (Personal Area Networking Profile), OPP (Object Push Profile), PBAP/PAB (Phone Book Access Profile), ANT+, APT-x, LDAC, SBC
A2DP (Advanced Audio Distribution Profile), HID (Human Interface Profile), LE (Low Energy)
Wi-Fi
802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax) , WiFi 6E , WiFi 7 (802.11be)
802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
Wi-Fi features
Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Wi-Fi MiMO
Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
USB
USB Type-C
USB Type-C
USB features
Charging, OTG
Charging, OTG
Navigation
GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a), QZSS (L1 + L5)
GPS, A-GPS, GLONASS, Beidou, Galileo

Networks

5G
n1 (2100), n2 (1900 PCS), n3 (1800), n5 (850), n7 (2600), n8 (900), n12 (700), n20 (800), n25 (1900), n26 (850), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n66 (1700), n75 (1500), n77 (3700), n78 (3500)
4G LTE
B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B13 (700), B17 (700), B18 (800), B19 (800), B20 (800), B25 (1900+), B26 (850), B28b (700), B28a (700), B32 (1500), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)
B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B13 (700), B17 (700), B20 (800), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)
3G
B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900)
B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900)
2G
B2 (1900), B3 (1800), B5 (850), B8 (900)
B2 (1900), B3 (1800), B5 (850), B8 (900)

Sensors & security

Fingerprint
Yes, in screen
Yes, on the side
Accelerometer
Yes
Yes
Gyroscope
Yes
Proximity
Yes
Yes
Light sensor
Yes
Yes
Barometer
Yes
Compass
Yes
Cooling system
Yes
No
Audio
Noise cancellation microphone, Stereo Speakers

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