Home Phone comparison Xiaomi Mi 11 Ultra and Xiaomi Redmi Note 15 Pro Plus 5G - Which is better?

Xiaomi Mi 11 Ultra vs Xiaomi Redmi Note 15 Pro Plus 5G

69 out 100
Xiaomi Mi 11 Ultra
VS
74 out 100
Xiaomi Redmi Note 15 Pro Plus 5G
Xiaomi Mi 11 Ultra
Xiaomi Redmi Note 15 Pro Plus 5G

Compared 2 smartphones : Xiaomi Mi 11 Ultra Manufactured in April, 2021, with display 6.81 with chipsetQualcomm Snapdragon 888, vs Xiaomi Redmi Note 15 Pro Plus 5G, Manufactured in August, 2025with chipsetQualcomm Snapdragon 7s Gen 4. Below are specs, tests, pros and cons for each device

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery Life
  6. Cameras
  7. Comments (0)

Key Differences

Device key advantages
Reasons to choose Xiaomi Mi 11 Ultra
  • Higher pixel density: 515ppi
Reasons to choose Xiaomi Redmi Note 15 Pro Plus 5G
  • Larger display: 6.83in
  • Lighter design: 211g vs 234g
  • Higher battery capacity: 7000mAh vs 5000mAh
  • Newer Bluetooth version: 5.4 vs 5.2
  • Includes charger

Versions

Available versions and configurations
Memory Options - 8/256 GB
- 12/256 GB
- 12/512 GB		 - 12/256 GB
- 12/512 GB
- 16/1024 GB

Review

Key Specs Xiaomi Mi 11 Ultra and Xiaomi Redmi Note 15 Pro Plus 5G
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
Adjust each parameter’s importance to find the best match for you.
Customize your score
Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
Xiaomi Mi 11 Ultra
vs
Redmi Note 15 Pro Plus 5G

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.81 in 6.83 in
Resolution 1440x3200 pixels 1220x2772 pixels
Aspect ratio 20:9 n/a
Pixel density 515 ppi 443 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes Yes (60-120 Hz)
Max brightness 900 nits n/a
HDR support Yes HDR10+ Yes, Dolby Vision
Touch Sampling Rate 480 Hz n/a
Screen-to-body ratio 91.4 % 86.8 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Xiaomi Mi 11 Ultra
939 nits
Xiaomi Redmi Note 15 Pro Plus 5G
n/a
sRGB gamut99.8 %n/a
PWM (Flicker)510 Hzn/a
Response time2.8 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Xiaomi Mi 11 Ultra]

Design & Build

Design and ergonomics comparison
Height 164.3 mm (6.47 in) 163.3 mm (6.43 in)
Width 74.6 mm (2.94 in) 78.3 mm (3.08 in)
Thickness 8.4 mm (0.33 in) 7.9 mm (0.31 in)
Weight 234 g (8.25 oz) 211 g (7.44 oz)
Water resistance IP68 IP69
Back panel Ceramic n/a
Frame Metal Plastic
Colors - White
- Black		 - White
- Black
- Blue
- Purple
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Xiaomi Mi 11 Ultra
91.4 %
Xiaomi Redmi Note 15 Pro Plus 5G
86.8 %

Performance

Testing Xiaomi Mi 11 Ultra and Xiaomi Redmi Note 15 Pro Plus 5G In benchmarks
Processor
Chipset Qualcomm Snapdragon 888 Qualcomm Snapdragon 7s Gen 4
Max Frequency 2840 MHz 2700 MHz
CPU Cores 8 (1 + 3 + 4) 8 (1 + 3 + 4)
Architecture - 4/1.8 (Kryo 680 Silver (Cortex-A55))
- 3/2.42 (Kryo 680 Gold (Cortex-A78))
- 1/2.84 (Kryo 680 Prime (Cortex-X1))		 - 4/1.8 (Kryo Silver (Cortex-A520))
- 3/2.4 (Kryo Gold (Cortex-A720))
- 1/2.7 (Kryo Prime (Cortex-A720))
Process Samsung TSMC
Transistor Size 5 nm 4 nm
Neural Processor Hexagon 780 Yes
Graphics Adreno 660 Adreno 810
GPU Cores 1024 256
GPU Frequency 840 MHz n/a
FLOPS 1290.2 GFLOPS n/a
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Mi 11 Ultra
1463
Xiaomi Redmi Note 15 Pro Plus 5G
1245
Geekbench 6 (Multi-Core)
Xiaomi Mi 11 Ultra
3911
Xiaomi Redmi Note 15 Pro Plus 5G
3271
Geekbench 6 (Single-Core)14631245
Geekbench 6 (Multi-Core)39113271
Geekbench Compute (GPU)n/a3612
Sources: Geekbench v6 [Xiaomi Redmi Note 15 Pro Plus 5G]
AnTuTu 10
AnTuTu 10
Xiaomi Mi 11 Ultra
923576
Xiaomi Redmi Note 15 Pro Plus 5G
849756
CPU246800253323
GPU260294236053
Memory182528175783
UX233954184597
NanoReview Score923576849756
3DMark Wild Life
3DMark Wild Life
Xiaomi Mi 11 Ultra
5285
Xiaomi Redmi Note 15 Pro Plus 5G
n/a
Max Surface Temp.43.1 °Cn/a
Stability91 %n/a
Graphics Test31 fpsn/a
Graphics Score5285n/a
Sources: 3DMark [Xiaomi Mi 11 Ultra]
PCMark 3.0
PCMark 3.0
Xiaomi Mi 11 Ultra
12250
Xiaomi Redmi Note 15 Pro Plus 5G
n/a
Writing score14672n/a
Web score11015n/a
Video editing7568n/a
Data manipulation9531n/a
NanoReview Score12250n/a

Memory

RAM
RAM Size - 8 GB
- 12 GB		 12 GB
Memory Type LPDDR5 LPDDR4X
Memory Frequency 2750 MHz 2133 MHz
Channels 2 2
Storage
Storage Capacity- 256 GB
- 512 GB		256 GB
Storage TypeUFS 3.1UFS 2.2
Memory CardNoNo

Software

OS Android 11 (Upgradeable to Android 14) Android 15
OS Size 31 GB n/a
UI Skin HyperOS 1.0 HyperOS 2.0

Battery

Volume 5000 mAh 7000 mAh
Max Charging Power 67 W 90 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging Yes (67 W) No
Reverse Charging Yes (Wireless) Yes
Fast Charging Yes (90% in 30 min) Yes
Full Charge Time 0:37 h n/a
Battery Life Test
Battery Life
Xiaomi Mi 11 Ultra
17:59
Xiaomi Redmi Note 15 Pro Plus 5G
n/a
Web Browsing06:28 hn/a
Video Playback11:22 hn/a
Games04:38 hn/a
Standby Mode90 hn/a

Main camera

Matrix 50 MP 50 MP
Photo resolution 8700x5800 pixels n/a
Zoom Optical, 5x Optical, 2.5x
Flash Dual LED LED
Stabilization Optical Optical
8K Recording Up to 24FPS No
4K Recording Yes (Up to 60 fps) Yes (Up to 30 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 1920 fps (1080p) 240 fps (720p)
Wide-angle lens 128 ° 112 °
Lenses count Standard: 50 MP
Telephoto: 48 MP
Ultra-wide: 48 MP		 Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 8 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
Main lens
Matrix50 MP50 MP
Aperturef/2.0f/1.6
Focal length24 mmn/a
SensorSamsung GN2n/a
Sensor size1/1.121/2
Pixel size1.4 μm1 μm
AutofocusLaser autofocusPhase autofocus
StabilizationOpticalOptical
Telephoto
Matrix48 MP50 MP
Aperturef/4.1f/2.2
Focal length120 mmn/a
SensorSony IMX586n/a
Sensor size1/2n/a
Pixel size0.8 μmn/a
StabilizationOpticalDigital
Ultra-wide lens
Matrix48 MP8 MP
Aperturef/2.2n/a
Focal length12 mmn/a
SensorSony IMX586n/a
Sensor size1/2n/a
Pixel size0.8 μmn/a
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Xiaomi Mi 11 Ultra
139
Xiaomi Redmi Note 15 Pro Plus 5G
n/a
Video quality
Xiaomi Mi 11 Ultra
138
Xiaomi Redmi Note 15 Pro Plus 5G
n/a
Overall camera score
Xiaomi Mi 11 Ultra
141
Xiaomi Redmi Note 15 Pro Plus 5G
n/a
Bokeh75n/a
Preview72n/a
Zoom142n/a
Sources: DxOMark [Xiaomi Mi 11 Ultra]

Front camera

Matrix 20 MP 32 MP
Photo resolution 5380x3620 pixels n/a
Aperture f/2.3 n/a
Focal length 27 mm n/a
Sensor Samsung S5K3T2 n/a
Sensor size 1/3.4 n/a
Pixel size 0.8 μm n/a
Autofocus Phase autofocus No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 60 fps 1080p (Full HD) at 60 fps
TOF 3D sensor No No
Selfie camera DxOMark results
Photo quality
Xiaomi Mi 11 Ultra
117
Xiaomi Redmi Note 15 Pro Plus 5G
n/a
Video quality
Xiaomi Mi 11 Ultra
139
Xiaomi Redmi Note 15 Pro Plus 5G
n/a

Connectivity

Wi-Fi version Wi-Fi 6E (802.11 a/b/g/n/ac/ax) Wi-Fi 6 (802.11 a/b/g/n/ac/ax)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.2 5.4
Bluetooth features LE, A2DP LE
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Yes
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *Non/a
Hybrid SlotNoNo
2G BandsGSM850 900 1800 MHzn/a
3G BandsWCDMAB1 / B2 / B4 / B5 / B8 / B19n/a
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B20/B28/B32/B38/B40/B41/B42/B66)n/a
LTE category24n/a
5G SupportYesYes

Sound

Speakers Stereo n/a
3.5 mm Jack No No
FM Radio No No
Dolby Atmos No n/a
Speaker Test
Max Volume
Xiaomi Mi 11 Ultra
89.5 dB
Xiaomi Redmi Note 15 Pro Plus 5G
n/a

Other

Class Flagship Mid-range
Announced March, 2021 yr August, 2025 yr
Release Date April, 2021 yr August, 2025 yr
Launch Price ($) 1299 n/a
Sensors - Hall Sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included n/a Yes, 90 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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Survey

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