Itel itel S25 Ultra vs Xiaomi Mi 11 Ultra

Compared 2 smartphones : Itel itel S25 Ultra Manufactured in November, 2024, with display 6.78 with chipsetUnisoc T620, vs Xiaomi Mi 11 Ultra, Manufactured in April, 2021 with chipsetQualcomm Snapdragon 888. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose Itel itel S25 Ultra
  • Lighter design: 163g vs 234g
  • Includes charger
Reasons to choose Xiaomi Mi 11 Ultra
  • Larger display: 6.81in
  • Higher pixel density: 515ppi
  • Newer Bluetooth version: 5.2 vs 5

Versions

Available versions and configurations
Memory Options - 8/128 GB
- 8/256 GB
- 8/512 GB
- 8/256 GB
- 12/256 GB
- 12/512 GB

Review

Key Specs Itel itel S25 Ultra 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

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.78 in 6.81 in
Resolution 1080x2436 pixels 1440x3200 pixels
Aspect ratio 20.5:9 20:9
Pixel density 393 ppi 515 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes Yes
Max brightness 1400 nits 900 nits
HDR support No Yes HDR10+
Touch Sampling Rate n/a 480 Hz
Screen-to-body ratio 89.1 % 91.4 %
Features - DCI-P3
- Always-On Display
- DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Itel itel S25 Ultra
n/a
Xiaomi Mi 11 Ultra
939 nits
sRGB gamutn/a99.8 %
PWM (Flicker)n/a510 Hz
Response timen/a2.8 ms
Contrastn/a∞ Infinite

Design & Build

Design and ergonomics comparison
Height 164.2 mm (6.46 in) 164.3 mm (6.47 in)
Width 74.6 mm (2.94 in) 74.6 mm (2.94 in)
Thickness 6.9 mm (0.27 in) 8.4 mm (0.33 in)
Weight 163 g (5.75 oz) 234 g (8.25 oz)
Water resistance IP64 IP68
Back panel Plastic Ceramic
Frame Plastic Metal
Colors - Black
- Gray
- Purple
- White
- Black
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
Itel itel S25 Ultra
89.1 %
Xiaomi Mi 11 Ultra
91.4 %

Performance

Testing Itel itel S25 Ultra and Xiaomi Mi 11 Ultra In benchmarks
Processor
Chipset Unisoc T620 Qualcomm Snapdragon 888
Max Frequency 2200 MHz 2840 MHz
CPU Cores 8 (2 + 6) 8 (1 + 3 + 4)
Architecture - 6/1.8 (Cortex-A55)
- 2/2.2 (Cortex-A75)
- 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 12 nm 5 nm
Neural Processor No Hexagon 780
Graphics Mali-G57 MP1 Adreno 660
GPU Cores 32 1024
GPU Frequency 850 MHz 840 MHz
FLOPS 54.4 GFLOPS 1290.2 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Itel itel S25 Ultra
497
Xiaomi Mi 11 Ultra
1463
Geekbench 6 (Multi-Core)
Itel itel S25 Ultra
1541
Xiaomi Mi 11 Ultra
3911
Geekbench 6 (Single-Core)4971463
Geekbench 6 (Multi-Core)15413911
Geekbench Compute (GPU)599n/a
AnTuTu 10
AnTuTu 10
Itel itel S25 Ultra
332915
Xiaomi Mi 11 Ultra
923576
CPU101047246800
GPU30281260294
Memory116778182528
UX84809233954
NanoReview Score332915923576
3DMark Wild Life
3DMark Wild Life
Itel itel S25 Ultra
n/a
Xiaomi Mi 11 Ultra
5285
Max Surface Temp.n/a43.1 °C
Stabilityn/a91 %
Graphics Testn/a31 fps
Graphics Scoren/a5285
PCMark 3.0
PCMark 3.0
Itel itel S25 Ultra
n/a
Xiaomi Mi 11 Ultra
12250
Writing scoren/a14672
Web scoren/a11015
Video editingn/a7568
Data manipulationn/a9531
NanoReview Scoren/a12250

Memory

RAM
RAM Size 8 GB - 8 GB
- 12 GB
Memory Type LPDDR4X LPDDR5
Memory Frequency 2133 MHz 2750 MHz
Channels 2 2
Storage
Storage Capacity- 128 GB
- 256 GB
- 512 GB
- 256 GB
- 512 GB
Storage TypeUFS 2.2UFS 3.1
Memory Cardn/aNo

Software

OS Android 14 Android 11 (Upgradeable to Android 14)
OS Size n/a 31 GB
UI Skin itel OS 14.5 HyperOS 1.0

Battery

Volume 5000 mAh 5000 mAh
Max Charging Power 18 W 67 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging No Yes (67 W)
Reverse Charging No Yes (Wireless)
Fast Charging Yes Yes (90% in 30 min)
Full Charge Time n/a 0:37 h
Battery Life Test
Battery Life
Itel itel S25 Ultra
n/a
Xiaomi Mi 11 Ultra
17:59
Web Browsingn/a06:28 h
Video Playbackn/a11:22 h
Gamesn/a04:38 h
Standby Moden/a90 h

Main camera

Matrix 50 MP 50 MP
Photo resolution n/a 8700x5800 pixels
Zoom Digital Optical, 5x
Flash LED Dual LED
Stabilization Digital Optical
8K Recording No Up to 24FPS
4K Recording No Yes (Up to 60 fps)
1080p Recording Yes (Up to 30 fps) Yes (Up to 60 fps)
Slow Motion n/a 1920 fps (1080p)
Wide-angle lens n/a 128 °
Lenses count Standard: 50 MP
Macro
Depth
Standard: 50 MP
Telephoto: 48 MP
Ultra-wide: 48 MP
Features - Bokeh effect
- Pro mode
- Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP50 MP
Aperturef/1.6f/2.0
Focal lengthn/a24 mm
Sensorn/aSamsung GN2
Sensor sizen/a1/1.12
Pixel sizen/a1.4 μm
AutofocusPhase autofocusLaser autofocus
StabilizationDigitalOptical
Telephoto
Matrixn/a48 MP
Aperturen/af/4.1
Focal lengthn/a120 mm
Sensorn/aSony IMX586
Sensor sizen/a1/2
Pixel sizen/a0.8 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrixn/a48 MP
Aperturen/af/2.2
Focal lengthn/a12 mm
Sensorn/aSony IMX586
Sensor sizen/a1/2
Pixel sizen/a0.8 μm
Stabilizationn/aDigital
Main camera DxOMark results
Photo quality
Itel itel S25 Ultra
n/a
Xiaomi Mi 11 Ultra
139
Video quality
Itel itel S25 Ultra
n/a
Xiaomi Mi 11 Ultra
138
Overall camera score
Itel itel S25 Ultra
n/a
Xiaomi Mi 11 Ultra
141
Bokehn/a75
Previewn/a72
Zoomn/a142

Front camera

Matrix 32 MP 20 MP
Photo resolution n/a 5380x3620 pixels
Aperture f/2.2 f/2.3
Focal length 22 mm 27 mm
Sensor n/a Samsung S5K3T2
Sensor size n/a 1/3.4
Pixel size n/a 0.8 μm
Autofocus No Phase autofocus
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 1080p (Full HD) at 60 fps
TOF 3D sensor No No
Selfie camera DxOMark results
Photo quality
Itel itel S25 Ultra
n/a
Xiaomi Mi 11 Ultra
117
Video quality
Itel itel S25 Ultra
n/a
Xiaomi Mi 11 Ultra
139

Connectivity

Wi-Fi version Wi-Fi 5 (802.11 a/b/g/n/ac) Wi-Fi 6E (802.11 a/b/g/n/ac/ax)
Wi-Fi features - Dual Band
- 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 5.2
Bluetooth features LE LE, A2DP
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- OTG
- Charging
- USB Storage Mode
- OTG
DisplayPort No n/a
GPS - GPS
- GLONASS
- Beidou
- Galileo
- 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 *NoNo
Hybrid SlotNoNo
2G Bandsn/aGSM850 900 1800 MHz
3G Bandsn/aWCDMAB1 / B2 / B4 / B5 / B8 / B19
LTE Bands*n/aLTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B20/B28/B32/B38/B40/B41/B42/B66)
LTE categoryn/a24
5G SupportNoYes

Sound

Speakers Mono Stereo
3.5 mm Jack No No
FM Radio No No
Dolby Atmos No No
Speaker Test
Max Volume
Itel itel S25 Ultra
n/a
Xiaomi Mi 11 Ultra
89.5 dB

Other

Class Budget Flagship
Announced November, 2024 yr March, 2021 yr
Release Date November, 2024 yr April, 2021 yr
Launch Price ($) 140 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 18 W n/a
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Xiaomi Mi 11 Ultra the clear winner in this comparison.

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