Xiaomi 15 Ultra
Xiaomi Redmi Note 15
Xiaomi 15 Ultra vs Xiaomi Redmi Note 15
Short Description
Xiaomi 15 Ultra
Screen size: 6.73" / Resolution: 1440 x 3200 px / Main camera: 200 MP & 50 MP & 50 MP & 50 MP / Front camera: 32MP / RAM: 16GB / Battery power: 6000 mAh / Has 5G support: ✔ / Internal storage: 1000GB / SIM cards: 2 SIM
Xiaomi Redmi Note 15
Screen size: 6.77" / Resolution: 1080 x 2392 px / Main camera: 50 MP & 2 MP / Front camera: 8MP / RAM: 6GB, 8GB, 12GB / Battery power: 5800 mAh / Has 5G support: ✔ / Internal storage: 128GB, 256GB / SIM cards: 2 SIM
Key Differences
Xiaomi 15 Ultra
Xiaomi Redmi Note 15
How is Xiaomi 15 Ultra better than Xiaomi Redmi Note 15?
Bigger battery capacity: 6000 mAh vs 5800 mAh
Faster CPU speed: 2 x 4.32 GHz & 6 x 3.53 GHz vs 4 x 2.4 GHz & 4 x 1.8 GHz
More RAM memory capacity in max option: 16GB vs 6GB, 8GB, 12GB
AnTuTu score is about 350% higher
More internal storage in max option: 1000GB vs 128GB, 256GB
More megapixels main camera: 200 MP & 50 MP & 50 MP & 50 MP vs 50 MP & 2 MP
More megapixels front camera: 32MP vs 8MP
Better display resolution: 1440 x 3200 px vs 1080 x 2392 px
Higher charging speed: 90W vs 45W
Narrower: 75.3 mm (2.96 inches) vs 75.4 mm (2.97 inches)
Shorter: 161.3 mm (6.35 inches) vs 165 mm (6.5 inches)
More color options: Black, White, Silver Chrome, Green vs Black, White, Blue
Xiaomi 15 Ultra
Xiaomi Redmi Note 15
How is Xiaomi Redmi Note 15 better than Xiaomi 15 Ultra?
Has a larger display diagonal: 6.77" vs 6.73"
Lighter: 178 g (6.28 ounces) vs 229 g (8.08 ounces)
The phone is 5 months newer
Size Comparison
Xiaomi 15 Ultra
Xiaomi Redmi Note 15
Height
161.3 mm
(6.35 inches)
Width
75.3 mm
(2.96 inches)
Thickness
9.4 mm
(0.37 inches)
Screen size
6.73"
Weight
229 g
(8.08 ounces)
6.73"
6.77"
Height
165 mm
(6.5 inches)
Width
75.4 mm
(2.97 inches)
Thickness
7.4 mm
(0.29 inches)
Screen size
6.77"
Weight
178 g
(6.28 ounces)
Height
161.3 mm
(6.35 inches)
Width
75.3 mm
(2.96 inches)
Thickness
9.4 mm
(0.37 inches)
Screen size
6.73"
Weight
229 g
(8.08 ounces)
Height
165 mm
(6.5 inches)
Width
75.4 mm
(2.97 inches)
Thickness
7.4 mm
(0.29 inches)
Screen size
6.77"
Weight
178 g
(6.28 ounces)
3D comparison
Xiaomi 15 Ultra
Xiaomi Redmi Note 15
Xiaomi 15 Ultra
Xiaomi Redmi Note 15
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Xiaomi 15 Ultra
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Xiaomi Redmi Note 15
Benchmarks
AnTuTu Score
Xiaomi 15 Ultra
2,742,399 +350.32%
Xiaomi Redmi Note 15
608,985
The score reflects a device's overall performance by summing up results from tests of RAM speed, CPU, and 2D/3D graphics.
CPU
Xiaomi 15 Ultra
604,150 +201%
Xiaomi Redmi Note 15
200,717
Measures the performance of a device's processor, focusing on tasks such as computing power and multi-core efficiency.
GPU
Xiaomi 15 Ultra
1,162,963 +722.53%
Xiaomi Redmi Note 15
141,388
Measures the graphical performance of a device's GPU, evaluating its ability to handle graphics-intensive tasks such as gaming and rendering.
Memory
Xiaomi 15 Ultra
541,237 +356.26%
Xiaomi Redmi Note 15
118,625
Measures the performance of a device's memory (RAM), measuring its speed and efficiency in handling multitasking and data-intensive applications.
UX
Xiaomi 15 Ultra
434,049 +192.77%
Xiaomi Redmi Note 15
148,255
Measures the overall user experience performance of a device, including factors like system responsiveness, touch sensitivity, and app launching speed.
Geekbench 6 · Multi-Core
Xiaomi 15 Ultra
10,059 +248.06%
Xiaomi Redmi Note 15
2,890
Measures the aggregate performance of all processor cores in a device, simulating tasks optimized for multi-threaded processing.
Geekbench 6 · Single-Core
Xiaomi 15 Ultra
3,234 +218.62%
Xiaomi Redmi Note 15
1,015
Measures the performance of a single processor core by assessing how efficiently the device handles single-threaded processing-based tasks.
Technical Specifications
Show differences
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Specs
Xiaomi 15 Ultra
Xiaomi Redmi Note 15
Design
Weight
229 g (8.08 ounces)
178 g (6.28 ounces)
Thickness
9.4 mm (0.37 inches)
7.4 mm (0.29 inches)
Width
75.3 mm (2.96 inches)
75.4 mm (2.97 inches)
Height
161.3 mm (6.35 inches)
165 mm (6.5 inches)
Ingress Protection (IP) rating
IP68
IP68
Waterproof depth rating
1.5 m
1.5 m
Volume
114.17 cm³
92.06 cm³
Is dustproof and water-resistant
Waterproof
-
Color options
Black, White, Silver Chrome, Green
Black, White, Blue
Display
Screen size
6.73"
6.77"
Display type
OLED/AMOLED
OLED/AMOLED
Pixel density
522 ppi
388 ppi
Resolution
1440 x 3200 px
1080 x 2392 px
Refresh rate
120Hz
120Hz
Touch sampling rate
300Hz
240Hz
Has branded damage-resistant glass
-
✔
Supports HDR10
✔
-
Supports HDR10+
✔
-
Always-On Display
-
✔
Supports Dolby Vision
✔
-
Contrast ratio
8000000:1
8000000:1
Has a curved display
-
✔
Has a touch screen
✔
✔
Performance
Internal storage
1000GB
128GB, 256GB
RAM
16GB
6GB, 8GB, 12GB
Android version
Android 15
Android 15
CPU speed
2 x 4.32 GHz & 6 x 3.53 GHz
4 x 2.4 GHz & 4 x 1.8 GHz
GPU clock speed
1100 MHz
800 MHz
Has integrated LTE
✔
✔
RAM speed
5300 MHz
-
Semiconductor size
3 nm
-
Supports 64-bit
✔
-
DirectX version
DirectX 12
-
Has integrated graphics
✔
-
Uses big.LITTLE technology
✔
-
CPU threads
8 threads
-
Uses HMP
✔
-
Has TrustZone
✔
-
Maximum memory bandwidth
85.1 GB/s
12 GB/s
OpenCL version
3
-
L2 cache
12 MB
-
DDR memory version
5
-
Maximum memory amount
24GB
-
Uses multithreading
✔
-
Shading units
1536
-
Release date
2025
2025
Memory channels
2
-
Supports ecc memory
✔
-
Has an external memory slot
-
✔
Cameras
Main camera
200 MP & 50 MP & 50 MP & 50 MP
50 MP & 2 MP
Front camera
32MP
8MP
Has built-in optical image stabilization
✔
-
Video recording (main camera)
4320 x 30 fps
2160 x 30 fps
Wide aperture (main camera)
f/2.6 & f/1.8 & f/1.6 & f/2.2
-
Has a dual-tone LED flash
✔
-
Has continuous autofocus when recording movies
✔
✔
Has phase-detection autofocus for photos
✔
✔
Supports slow-motion video recording
✔
✔
Has a built-in HDR mode
✔
✔
Has a flash
✔
✔
Has manual exposure
✔
✔
Has a dual-lens (or multi-lens) main camera
✔
✔
Optical zoom
4.3x
0x
Number of flash LEDs
2
1
Has a CMOS sensor
✔
✔
Has manual ISO
✔
✔
Has a serial shot mode
✔
✔
Has manual focus
✔
✔
Has a front camera
✔
✔
Has laser autofocus
✔
-
Has manual white balance
✔
✔
Shoots raw
✔
-
Has touch autofocus
✔
✔
Can create panoramas in-camera
✔
✔
Wide aperture (front camera)
f/2.0
-
Has timelapse function
✔
✔
Supports Dolby Vision recording
✔
-
Pixel size (main camera)
0.56 µm & 0.7 µm & 1.6 µm & 0.64 µm
-
Supports HDR10 recording
✔
-
Operating system
Has clipboard warnings
✔
✔
Has location privacy options
✔
✔
Has camera/microphone privacy options
✔
✔
Has theme customization
✔
✔
Can play games while they download
✔
✔
Has dark mode
✔
✔
Has Wi-Fi password sharing
✔
-
Has battery health check
✔
✔
Has an extra dim mode
✔
✔
Has focus modes
✔
-
Has dynamic theming
✔
✔
Can offload apps
✔
✔
Has customizable notifications
✔
✔
Has scrolling screenshots
✔
-
Supports split screen
✔
✔
Supports instant markup
✔
-
Supports PiP and PaP
✔
-
More languages supported
125
-
Has sharing intents
✔
✔
Has a child lock
✔
✔
Supports widgets
✔
✔
Is free and open source
✔
✔
Tracks the current position of a mobile device
✔
✔
Is a multi-user system
✔
✔
Can block app tracking
-
✔
Has on-device machine learning
-
✔
Has Live Text
-
✔
Has offline voice recognition
✔
✔
The browser has word wrap
✔
-
Has voice commands
✔
✔
Has media picker
-
✔
Has full-page screenshots
-
✔
Has PiP
-
✔
Has notification permissions
-
✔
Battery
Battery power
6000 mAh
5800 mAh
Has wireless charging
✔
-
Supports fast charging
✔
✔
Charging speed
90W
45W
Wireless charging speed
80W
-
Has reverse wireless charging
✔
-
Reverse wireless charging speed
10W
-
Has a battery level indicator
✔
✔
Has a rechargeable battery
✔
✔
Audio
Has stereo speakers
✔
✔
Has LDAC
✔
✔
Has aptX HD
✔
-
Has aptX Adaptive
✔
-
Features
Has 5G support
✔
✔
Wi-Fi version
Wi-Fi 4 (802.11n), Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac), Wi-Fi 7 (802.11be), Wi-Fi 6E (802.11ax)
Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Download speed
10000 MBits/s
2900 MBits/s
Upload speed
3500 MBits/s
1600 MBits/s
Has USB Type-C
✔
✔
USB version
3.2
2
Has NFC
✔
✔
SIM cards
2 SIM
2 SIM
Has a fingerprint scanner
✔
✔
Has emergency SOS via satellite
✔
-
Bluetooth version
6
5.1
Has a gyroscope
✔
✔
Has GPS
✔
✔
Has a compass
✔
✔
Supports Wi-Fi
✔
✔
Has a cellular module
✔
✔
Has a barometer
✔
-
Supports Galileo
✔
✔
Has an infrared sensor
✔
✔
Has an accelerometer
✔
✔
Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.
Vote for Your option
Xiaomi 15 Ultra
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Xiaomi Redmi Note 15
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