Samsung Galaxy S25 Ultra vs Xiaomi Redmi Note 15 4G

Samsung
Galaxy S25 Ultra

Xiaomi
Redmi Note 15 4G
At a glance
- Brand
- Samsung
- Xiaomi
- Release date
- January 2025, 1 years 5 months ago
- December 2025, 6 months ago
- Launch price
- € 1,459.00 ($ 1,703.81)
- € 199.99 ($ 234.14)
- AnTuTu
- 3.135.223 Antutu v11 Overall performance better than 98% of devices
- 550.000 Antutu v10 Overall performance better than 74% of devices
Display
- Size
- 6.86"
- 6.77"
- Resolution
- 1440 x 3120 px WQHD+
- 1080 x 2392 px FHD+
- Type
- AMOLED Dynamic LTPO Amoled 2X
- AMOLED
- Density
- 505 ppi Very high density
- 388 ppi High 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)
- Hole-punch Notch, SGS Certified, TUV Rheinland Low Blue Light, TÜV Rheinland Flicker-free Certified, 3840 Hz PWM, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Peak brightness - 3200 cd/m², 5000000:1 contrast ratio, TÜV Rheinland Eye Comfort Certification, HDR10+, DCI-P3, Scratch resistant, Corning Gorilla Glass, Dragontrail Pro glass, Capacitive, Multi-touch, Frameless
Performance
- Chipset
- Qualcomm Snapdragon 8 Elite
- MediaTek Helio G100
- CPU
- 2x4.32 GHz Oryon V2 Phoenix L+ 6x3.53 GHz Oryon V2 Phoenix M
- 2x2.2GHz Cortex A76 + 6x2GHz Cortex A55
- CPU type
- Octa-Core
- Octa-Core
- Process
- 3 nm
- 6 nm
- Frequency
- 4.32 GHz
- 2.2 GHz
- GPU
- Adreno 830
- Arm Mali-G57 MC2
- RAM
- 12 GB
- 6 GB
- RAM type
- RAM LPDDR5X
- LPDDR4X RAM
- 64-bit
- Yes
- Yes
Rear camera
- Resolution
- 200 Mpx
- 108 Mpx
- Aperture
- ƒ/ 1.7
- ƒ/ 1.7
- Sensor
- Samsung ISOCELL HP2
- Samsung
- Pixel size
- 1.00 µm
- —
- Sensor size
- 1/1.3"
- —
- Flash
- LED
- LED
- Optical stabilization
- Yes
- No
- Slow motion
- Yes, 240 fps
- Yes, 120 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
- Digital zoom, Dual camera, Digital image stabilization, Ultra stable video, Autofocus, Touch focus, Manual focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, Front Flash, Night Mode
Front camera
- Resolution
- 12 Mpx
- 20 Mpx
- Aperture
- ƒ/ 2.2
- ƒ/ 2.2
- Sensor
- Samsung S5K3LU
- —
Battery
- Capacity
- 5000 mAh
- 6000 mAh
- Type
- Li-Ion
- Li-Polymer
- Fast charge
- Yes , 45.0W
- Yes , 33.0W
- Wireless charging
- 25W wireless charging, 4.5W reverse wireless charging
- —
- Charge cycles
- 2000 cycles
- 1000 cycles
- Runtime
- ~ 45h
- ~ 55h
- Features
- Bypass Charging, Wireless charging, Reverse charging, Non-removable
- Reverse charging, Non-removable
Storage
- Capacity
- 256 GB
- 128 GB
- Type
- UFS Storage 4.0
- UFS Storage 2.2
- 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
- 75.4 mm 164.0 mm 7.9 mm Print 3D Model
- Weight
- 219 g
- 184 g
- Materials
- Titanium
- Plastic
- Colors
- Black Blue Silver Pink Gray Green Night Black
- Black Blue Purple Green
- Water/dust resistance
- IP68
- IP64 , Splash resistant
- Drop resistance
- Class A B C D E 270 drops without defects
- Class A B C D E 270 drops without defects
- Repairability
- Class A B C D E
- Class A B C D E
- Usable surface
- 91 %
- 89 %
Software
- Operating system
- Android 16 Android 16
- Android 15 HyperOS 2.X (Android 15)
- Updates
- OS updates: 7 years, Security updates: 7 years
- OS updates: 5 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 5.1 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), LE (Low Energy), LDAC, AAC
- 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, Wi-Fi MiMO
- 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, GPS (L1+L5), BeiDou (B1)
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), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
- 3G
- B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900)
- B1 (2100), 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, in screen
- Accelerometer
- Yes
- Yes
- Gyroscope
- Yes
- —
- Proximity
- Yes
- —
- Light sensor
- Yes
- Yes
- Barometer
- Yes
- —
- Compass
- Yes
- —
- Cooling system
- Yes
- Yes
- Audio
- Noise cancellation microphone, Stereo Speakers
- Dolby Atmos, Hi-Res Audio, Stereo Speakers

















