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

Xiaomi 17 Ultra vs Vivo iQOO 15R

95 out 100
Xiaomi 17 Ultra
VS
88 out 100
Vivo iQOO 15R
Xiaomi 17 Ultra
Vivo iQOO 15R

Compared 2 smartphones : Xiaomi 17 Ultra Manufactured in December, 2025, with display 6.9 with chipsetQualcomm Snapdragon 8 Elite Gen 5, vs Vivo iQOO 15R, Manufactured in March, 2026with chipsetQualcomm Snapdragon 8 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 Ultra
  • Larger display: 6.9in
  • Supports newer USB: 3.2 vs 2
  • Supports Dolby Atmos
  • Built-in eSIM
Reasons to choose Vivo iQOO 15R
  • Higher pixel density: 459ppi
  • Higher refresh rate: 144Hz
  • Lighter design: 202g vs 224g
  • Higher battery capacity: 7600mAh vs 6800mAh
  • Newer Bluetooth version: 6.0 vs 5.4

Versions

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

Review

Key Specs Xiaomi 17 Ultra and Vivo iQOO 15R
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 Ultra
vs
Vivo iQOO 15R

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.9 in 6.59 in
Resolution 1200x2608 pixels 1260x2750 pixels
Aspect ratio 19.5:9 19.5:9
Pixel density 416 ppi 459 ppi
Refresh rate 120 Hz 144 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes (60-120 Hz)
Max brightness 1200 nits n/a
HDR support Yes, Dolby Vision Yes, HDR10+
Screen-to-body ratio 92.4 % 90.8 %
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) 157.61 mm (6.21 in)
Width 77.6 mm (3.06 in) 74.42 mm (2.93 in)
Thickness 8.29 mm (0.33 in) 7.9 mm (0.31 in)
Weight 224 g (7.9 oz) 202 g (7.13 oz)
Water resistance IP69 IP69
Cooling system Vapor chamber Vapor chamber
Back panel Eco Leather Plastic
Frame Metal Metal
Colors - White
- Black
- Green
- Purple		 - Black
- Silver
Fingerprint sensor Yes, In-Display Yes, In-Display
Screen-to-body ratio
Xiaomi 17 Ultra
92.4 %
Vivo iQOO 15R
90.8 %

Performance

Testing Xiaomi 17 Ultra and Vivo iQOO 15R In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Elite Gen 5 Qualcomm Snapdragon 8 Gen 5
Max Frequency 4610 MHz 3000 MHz
CPU Cores 8 (2 + 6) 8 (2 + 6)
Architecture 6/3.63 () 6/3.32 ()
Process TSMC TSMC
Transistor Size 3 nm 3 nm
Neural Processor Hexagon Hexagon
Graphics Adreno 840 Adreno 829
GPU Cores 1536 1024
GPU Frequency 1200 MHz 1200 MHz
FLOPS 3686.4 GFLOPS 2457.6 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi 17 Ultra
3510
Vivo iQOO 15R
2698
Geekbench 6 (Multi-Core)
Xiaomi 17 Ultra
10993
Vivo iQOO 15R
8830
Geekbench 6 (Single-Core)35102698
Geekbench 6 (Multi-Core)109938830
Geekbench Compute (GPU)n/a21113
Sources: Geekbench v6 [Vivo iQOO 15R]
AnTuTu 10
AnTuTu 10
Xiaomi 17 Ultra
3963774
Vivo iQOO 15R
3272562
CPU11986531018344
GPU1458267997845
Memory501472433367
UX805382823006
NanoReview Score39637743272562

Memory

RAM
RAM Size 12 GB 8 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 6800 mAh 7600 mAh
Max Charging Power 90 W 100 W
Battery Type Silicon Carbon (Si/C) Silicon Carbon (Si/C)
Removable No No
Wireless Charging Yes (50 W) No
Reverse Charging Yes, (Wireless) Yes
Fast Charging Yes Yes (46% in 30 min)
Full Charge Time n/a 1:04 h

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels 8192x6144 pixels
Zoom Optical, 4.3x Digital
Flash Dual LED LED
Stabilization Optical Optical
8K Recording Yes (Up to 30 fps) No
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) n/a
Wide-angle lens 115 ° n/a
Lenses count Standard: 50 MP
Telephoto: 200 MP
Ultra-wide: 50 MP		 Standard: 50 MP
Ultra-wide: 8 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
Main lens
Matrix50 MP50 MP
Aperturef/1.7f/1.8
Focal length23 mmn/a
Sensor size1/1 (1)n/a
Pixel size1.6 μmn/a
AutofocusLaser autofocusPhase autofocus
StabilizationOpticalOptical
Telephoto
Matrix200 MPn/a
Aperturef/2.4 - 3.0n/a
Focal length100 mmn/a
Sensor size1/1.4 (0.71)n/a
Pixel size0.56 μmn/a
StabilizationOpticaln/a
Ultra-wide lens
Matrix50 MP8 MP
Aperturef/2.2f/2.2
Focal length14 mm15 mm
SensorOmniVision OV50M40n/a
Sensor size1/2.88 (0.35)1/4.0 (0.25)
Pixel size0.61 μmn/a
StabilizationDigitalDigital

Front camera

Matrix 50 MP 32 MP
Photo resolution 8192x6144 pixels n/a
Aperture f/2.2 f/2.2
Sensor CMOS n/a
Sensor size 1/2.88 (0.35) n/a
Pixel size 0.61 μm n/a
Autofocus Phase autofocus No
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 fps 2160p (4K) at 30 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 6.0
Bluetooth features LE LE
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 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 *YesNo
Hybrid SlotNoNo
2G BandsGSM B2 / B3 / B5 / B8GSM 850/900/1800MHz
3G BandsWCDMA B1 / B2 / B4 / B5 / B6 / B8 / B19WCDMA B1/B5/B6/B8/B19
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B66/B71)LTE (B1/B3/B4/B5/B7/B8/B18/B19/B20/B26/B28/B32/B71)
5G SupportYesYes

Sound

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

Other

Class Flagship Mid-range
Announced December, 2025 yr February, 2026 yr
Release Date December, 2025 yr March, 2026 yr
MSRP ($) n/a 495
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.

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