Home Phone comparison Xiaomi 17 Pro Max and Vivo iQOO 15 Ultra - Which is better?

Xiaomi 17 Pro Max vs Vivo iQOO 15 Ultra

94 out 100
Xiaomi 17 Pro Max
VS
94 out 100
Vivo iQOO 15 Ultra
Xiaomi 17 Pro Max
Vivo iQOO 15 Ultra

Compared 2 smartphones : Xiaomi 17 Pro Max Manufactured in September, 2025, with display 6.9 with chipsetQualcomm Snapdragon 8 Elite Gen 5, vs Vivo iQOO 15 Ultra, Manufactured in February, 2026with chipsetQualcomm Snapdragon 8 Elite Gen 5. 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 17 Pro Max
  • Larger display: 6.9in
  • Lighter design: 219g vs 227g
  • Higher battery capacity: 7500mAh vs 7400mAh
Reasons to choose Vivo iQOO 15 Ultra
  • Higher pixel density: 508ppi
  • Higher refresh rate: 144Hz
  • Supports Dolby Atmos
  • Built-in eSIM

Versions

Available versions and configurations
Memory Options - 12/512 GB
- 16/512 GB
- 16/1024 GB		 - 16/256 GB
- 16/512 GB
- 16/1024 GB
- 24/1024 GB

Review

Key Specs Xiaomi 17 Pro Max and Vivo iQOO 15 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
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Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
Xiaomi 17 Pro Max
vs
Vivo iQOO 15 Ultra

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.9 in 6.85 in
Resolution 1200x2608 pixels 1440x3168 pixels
Aspect ratio 19.5:9 20:9
Pixel density 416 ppi 508 ppi
Refresh rate 120 Hz 144 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes (1-120 Hz)
Max brightness 120 nits 2600 nits
HDR support Yes, Dolby Vision Yes, HDR10+
Screen-to-body ratio 92.4 % 90.1 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming

Design & Build

Design and ergonomics comparison
Height 162.9 mm (6.41 in) 163.7 mm (6.44 in)
Width 77.6 mm (3.06 in) 76.8 mm (3.02 in)
Thickness 8 mm (0.31 in) 8.7 mm (0.34 in)
Weight 219 g (7.72 oz) 227 g (8.01 oz)
Water resistance IP68 IP69
Cooling system Vapor chamber Active fan
Back panel n/a Glass
Frame Metal Metal
Colors - White
- Black
- Green
- Purple		 - Black
- Silver
Fingerprint sensor Yes, In-Display Yes, In-Display
Screen-to-body ratio
Xiaomi 17 Pro Max
92.4 %
Vivo iQOO 15 Ultra
90.1 %

Performance

Testing Xiaomi 17 Pro Max and Vivo iQOO 15 Ultra In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Elite Gen 5 Qualcomm Snapdragon 8 Elite Gen 5
Max Frequency 4610 MHz 4600 MHz
CPU Cores 8 (2 + 6) 8 (2 + 6)
Architecture 6/3.63 () - 6/3.63 (Oryon Gen 3 Performance)
- 2/4.61 (Oryon Gen 3 Prime)
Process TSMC TSMC
Transistor Size 3 nm 3 nm
Neural Processor Hexagon Hexagon
Graphics Adreno 840 Adreno 840
GPU Cores 1536 1536
GPU Frequency 1200 MHz 1200 MHz
FLOPS 3686.4 GFLOPS 3686.4 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi 17 Pro Max
3891
Vivo iQOO 15 Ultra
3615
Geekbench 6 (Multi-Core)
Xiaomi 17 Pro Max
11680
Vivo iQOO 15 Ultra
11366
Geekbench 6 (Single-Core)38913615
Geekbench 6 (Multi-Core)1168011366
Sources: Geekbench v6 [Vivo iQOO 15 Ultra]
AnTuTu 10
AnTuTu 10
Xiaomi 17 Pro Max
3288454
Vivo iQOO 15 Ultra
4518403
CPU8675851322001
GPU11858261594848
Memory526143593523
UX7089001008031
NanoReview Score32884544518403

Memory

RAM
RAM Size 12 GB 16 GB
Memory Type LPDDR5X LPDDR5X
Memory Frequency 5300 MHz n/a
Channels 4 4
Storage
Storage Capacity512 GB256 GB
Storage TypeUFS 4.1UFS 4.1
Memory CardNoNo

Software

OS Android 16 Android 16
UI Skin HyperOS 3 OriginOS 6

Battery

Volume 7500 mAh 7400 mAh
Max Charging Power 100 W 100 W
Battery Type Silicon Carbon (Si/C) Silicon Carbon (Si/C)
Removable No No
Wireless Charging Yes (50 W) Yes (40 W)
Reverse Charging Yes, (Wireless) Yes, (Wireless)
Fast Charging Yes Yes

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels 8192x6144 pixels
Zoom Optical, 5x Optical, 3x
Flash Dual LED Dual LED
Stabilization Optical Optical
8K Recording Yes (Up to 30 fps) Yes (Up to 30 fps)
4K Recording Yes (Up to 120 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 120 fps) Yes (Up to 60 fps)
Slow Motion 1920 fps (720p) 240 fps (1080p)
Wide-angle lens 102 ° 107 °
Lenses count Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 50 MP		 Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP50 MP
Aperturef/1.7f/1.9
Focal length23 mm23 mm
SensorOmnivision 950L LightHunterSony IMX921
Sensor size1/1.281/1.56 (0.64)
Pixel size1.22 μm1 μm
AutofocusLaser autofocusPhase autofocus
StabilizationOpticalOptical
Telephoto
Matrix50 MP50 MP
Aperturef/2.6f/2.7
Focal length115 mmn/a
SensorSamsung S5KJN5Sony IMX882
Sensor size1/2.01/1.95 (0.51)
Pixel size0.64 μm0.8 μm
StabilizationOpticalOptical
Ultra-wide lens
Matrix50 MP50 MP
Aperturef/2.4f/2.1
Focal length17 mm15 mm
SensorOmnivision OV50Mn/a
Sensor size1/2.761/2.76 (0.36)
Pixel size0.64 μm0.64 μm
StabilizationDigitalDigital

Front camera

Matrix 50 MP 32 MP
Photo resolution 8192x6144 pixels n/a
Aperture f/2.2 f/2.2
Focal length 21 mm 21 mm
Sensor Omnivision OV50M CMOS
Sensor size 1/2.88 1/3.1 (0.32)
Pixel size 0.61 μm 0.7 μm
Autofocus Phase autofocus No
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)
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 5.4
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 3.2 3.2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort Yes Yes
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 *NoYes
Hybrid SlotNoNo
2G BandsGSM B2 / B3 / B5 / B8n/a
3G BandsWCDMA B1 / B2 / B4 / B5 / B6 / B8 / B19n/a
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B66/B71)n/a
5G SupportYesYes

Sound

3.5 mm Jack No No
FM Radio No No
Dolby Atmos n/a Yes

Other

Class Flagship Flagship
Announced September, 2025 yr February, 2026 yr
Release Date September, 2025 yr February, 2026 yr
MSRP ($) 999 820
Sensors - Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes, 100 W Yes, 100 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

No clear favorite identified yet; updates may follow as new data arrives.

Survey

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3 (100%)
Total Votes: 3

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