Home Phone comparison Xiaomi 15 and Xiaomi Mi 11 Ultra - Which is better?

Xiaomi 15 vs Xiaomi Mi 11 Ultra

93 out 100
Xiaomi 15
VS
69 out 100
Xiaomi Mi 11 Ultra
Xiaomi 15
Xiaomi Mi 11 Ultra

Compared 2 smartphones : Xiaomi 15 Manufactured in October, 2024, with display 6.36 with chipsetQualcomm Snapdragon 8 Elite, vs Xiaomi Mi 11 Ultra, Manufactured in April, 2021with chipsetQualcomm Snapdragon 888. 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 15
  • Lighter design: 191g vs 234g
  • Higher battery capacity: 5400mAh vs 5000mAh
  • Newer Bluetooth version: 5.4 vs 5.2
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Supports Dolby Atmos
  • Built-in eSIM
  • Includes charger
Reasons to choose Xiaomi Mi 11 Ultra
  • Larger display: 6.81in
  • Higher pixel density: 515ppi

Versions

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

Review

Key Specs Xiaomi 15 and Xiaomi Mi 11 Ultra
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 15
vs
Xiaomi Mi 11 Ultra

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.36 in 6.81 in
Resolution 1200x2670 pixels 1440x3200 pixels
Aspect ratio 20:9 20:9
Pixel density 460 ppi 515 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes
Max brightness 1500 nits 900 nits
HDR support Yes Dolby Vision Yes HDR10+
Touch Sampling Rate 300 Hz 480 Hz
Screen-to-body ratio 90.1 % 91.4 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Xiaomi 15
1508 nits
Xiaomi Mi 11 Ultra
939 nits
sRGB gamut99.5 %99.8 %
PWM (Flicker)120 Hz510 Hz
Response time1 ms2.8 ms
Contrast∞ Infinite∞ Infinite
Sources: NotebookCheck [Xiaomi 15], [Xiaomi Mi 11 Ultra]

Design & Build

Design and ergonomics comparison
Height 152.3 mm (6 in) 164.3 mm (6.47 in)
Width 71.2 mm (2.8 in) 74.6 mm (2.94 in)
Thickness 8.08 mm (0.32 in) 8.4 mm (0.33 in)
Weight 191 g (6.74 oz) 234 g (8.25 oz)
Water resistance IP68 IP68
Cooling system Vapor chamber n/a
Back panel Glass Ceramic
Frame Metal Metal
Colors - White
- Black
- Silver
- Green
- Purple		 - White
- Black
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
Xiaomi 15
90.1 %
Xiaomi Mi 11 Ultra
91.4 %

Performance

Testing Xiaomi 15 and Xiaomi Mi 11 Ultra In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Elite Qualcomm Snapdragon 888
Max Frequency 4320 MHz 2840 MHz
CPU Cores 8 (2 + 6) 8 (1 + 3 + 4)
Architecture - 6/3.53 (Oryon (Phoenix M))
- 2/4.32 (Oryon (Phoenix L))		 - 4/1.8 (Kryo 680 Silver (Cortex-A55))
- 3/2.42 (Kryo 680 Gold (Cortex-A78))
- 1/2.84 (Kryo 680 Prime (Cortex-X1))
Process TSMC Samsung
Transistor Size 3 nm 5 nm
Neural Processor Hexagon Hexagon 780
Graphics Adreno 830 Adreno 660
GPU Cores 1536 1024
GPU Frequency 1100 MHz 840 MHz
FLOPS 3379.2 GFLOPS 1290.2 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi 15
2934
Xiaomi Mi 11 Ultra
1463
Geekbench 6 (Multi-Core)
Xiaomi 15
8762
Xiaomi Mi 11 Ultra
3911
Geekbench 6 (Single-Core)29341463
Geekbench 6 (Multi-Core)87623911
Geekbench Compute (GPU)24507n/a
Sources: Geekbench v6 [Xiaomi 15]
AnTuTu 10
AnTuTu 10
Xiaomi 15
2620144
Xiaomi Mi 11 Ultra
923576
CPU584725246800
GPU1142381260294
Memory519406182528
UX373632233954
NanoReview Score2620144923576
3DMark Wild Life
3DMark Wild Life
Xiaomi 15
20823
Xiaomi Mi 11 Ultra
5285
Max Surface Temp.n/a43.1 °C
Stabilityn/a91 %
Graphics Testn/a31 fps
Graphics Scoren/a5285
Sources: 3DMark [Xiaomi 15], [Xiaomi Mi 11 Ultra]
PCMark 3.0
PCMark 3.0
Xiaomi 15
18292
Xiaomi Mi 11 Ultra
12250
Writing score2250814672
Web score1882611015
Video editing80607568
Data manipulation146059531
NanoReview Score1829212250

Memory

RAM
RAM Size - 12 GB
- 16 GB		 - 8 GB
- 12 GB
Memory Type LPDDR5X LPDDR5
Memory Frequency n/a 2750 MHz
Channels 2 2
Storage
Storage Capacity- 256 GB
- 512 GB
- 1024 GB		- 256 GB
- 512 GB
Storage TypeUFS 4.0UFS 3.1
Memory CardNoNo

Software

OS Android 15 Android 11 (Upgradeable to Android 14)
OS Size 21 GB 31 GB
UI Skin HyperOS 2.0 HyperOS 1.0

Battery

Volume 5400 mAh 5000 mAh
Max Charging Power 90 W 67 W
Battery Type Silicon Carbon (Si/C) Li-Po
Removable No No
Wireless Charging Yes (50 W) Yes (67 W)
Reverse Charging Yes (Wireless) Yes (Wireless)
Fast Charging Yes (83% in 30 min) Yes (90% in 30 min)
Full Charge Time 0:45 h 0:37 h
Battery Life Test
Battery Life
Xiaomi 15
31:54
Xiaomi Mi 11 Ultra
17:59
Web Browsing13:20 h06:28 h
Video Playback19:22 h11:22 h
Games07:10 h04:38 h
Standby Mode150 h90 h

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels 8700x5800 pixels
Zoom Optical, 2.6x Optical, 5x
Flash Dual LED Dual LED
Stabilization Optical Optical
8K Recording Yes (Up to 30 fps) Up to 24FPS
4K Recording Yes (Up to 120 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 1920 fps (720p) 1920 fps (1080p)
Wide-angle lens 115 ° 128 °
Lenses count Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 50 MP		 Standard: 50 MP
Telephoto: 48 MP
Ultra-wide: 48 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP50 MP
Aperturef/1.6f/2.0
Focal length23 mm24 mm
SensorOmniVision OVX9000 Light Fusion 900Samsung GN2
Sensor size1/1.311/1.12
Pixel size1.2 μm1.4 μm
AutofocusLaser autofocusLaser autofocus
StabilizationOpticalOptical
Telephoto
Matrix50 MP48 MP
Aperturef/2.0f/4.1
Focal length60 mm120 mm
SensorSamsung S5KJN5Sony IMX586
Sensor size1/2.761/2
Pixel size0.64 μm0.8 μm
StabilizationOpticalOptical
Ultra-wide lens
Matrix50 MP48 MP
Aperturef/2.2f/2.2
Focal length14 mm12 mm
SensorSamsung S5KJN1Sony IMX586
Sensor size1/2.761/2
Pixel size0.64 μm0.8 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Xiaomi 15
150
Xiaomi Mi 11 Ultra
139
Video quality
Xiaomi 15
133
Xiaomi Mi 11 Ultra
138
Overall camera score
Xiaomi 15
147
Xiaomi Mi 11 Ultra
141
Bokeh7575
Preview8772
Zoom152142
Sources: DxOMark [Xiaomi 15], [Xiaomi Mi 11 Ultra]

Front camera

Matrix 32 MP 20 MP
Photo resolution 6528x4896 pixels 5380x3620 pixels
Aperture f/2.0 f/2.3
Focal length 22 mm 27 mm
Sensor Omnivision OV32B Samsung S5K3T2
Sensor size 1/3.14 1/3.4
Pixel size 0.7 μm 0.8 μm
Autofocus No Phase autofocus
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 fps 1080p (Full HD) at 60 fps
TOF 3D sensor No No
Selfie camera DxOMark results
Photo quality
Xiaomi 15
n/a
Xiaomi Mi 11 Ultra
117
Video quality
Xiaomi 15
n/a
Xiaomi Mi 11 Ultra
139

Connectivity

Wi-Fi version Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) Wi-Fi 6E (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 5.4 5.2
Bluetooth features LE LE, A2DP
USB type USB Type-C USB Type-C
USB version 3.2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort Yes n/a
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC
NFC* Yes Yes
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesNo
Hybrid SlotNoNo
2G BandsGSM B2/B3/B5/B8GSM850 900 1800 MHz
3G BandsWCDMA B1/B2/B4/B5/B6/B8/B19WCDMAB1 / B2 / B4 / B5 / B8 / B19
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B18/B19/B20/B26/B28/B34/B38/B39/B40/B41/B42/B48/B66)LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B20/B28/B32/B38/B40/B41/B42/B66)
LTE categoryn/a24
5G SupportYesYes

Sound

Speakers Stereo Stereo
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes No
Speaker Test
Max Volume
Xiaomi 15
91.3 dB
Xiaomi Mi 11 Ultra
89.5 dB

Other

Class Flagship Flagship
Announced October, 2024 yr March, 2021 yr
Release Date October, 2024 yr April, 2021 yr
Launch Price ($) 757 1299
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Hall Sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 90 W n/a
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Xiaomi 15 the clear winner in this comparison.

Survey

Which smartphone would you pick?
2 (40%)
3 (60%)
Total Votes: 5

User comments

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