Xiaomi Mi 11X vs Vivo iQOO 9

Here we compared two smartphones: the 6.67-inch Xiaomi Mi 11X (with Qualcomm Snapdragon 870 5G) that was released on April 23, 2021, against the Vivo iQOO 9, which is powered by Qualcomm Snapdragon 888 Plus and came out 10 months after. On this page, you will find tests, full specs, strengths, and weaknesses of each of the gadgets.

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Xiaomi Mi 11X
  • Compatible with the latest Wi-Fi 6 wireless networks
  • Water-resistant body (IP53 classification)
  • Supports Dolby Atmos sound technology
  • Has a built-in infrared port
Reasons to consider the Vivo iQOO 9
  • The rear camera has a 2x optical zoom
  • Newer Bluetooth version (v5.2)
  • Optical image stabilization
  • 25% better performance in AnTuTu Benchmark (850K versus 677K)
  • More energy-efficient CPU – Snapdragon 888 Plus
  • The phone is 10-months newer
  • 11% faster in single-core GeekBench 5 test: 1148 and 1034 points

Review

Display
Screen quality, color accuracy, brightness
85
89
Performance
CPU/GPU performance in apps and games
78
88
Battery
Battery life, charging type and speed
80
75
Camera
Photo and video recording quality
65
74
Connectivity
Networks, ports, data transmission
86
79
NanoReview score
Final comparison evaluation
77
80

Value for money

You can enter your local price of these phones (in USD or any other currency) and click on the "Calculate" button to see which one has a better value for money.
Price

Tests and specifications

Comparison table of technical specifications and tests
Phone:
vs

Display

Type Super AMOLED AMOLED
Size 6.67 inches 6.56 inches
Resolution 1080 x 2400 pixels 1080 x 2376 pixels
Aspect ratio 20:9 19.8:9
PPI 395 ppi 398 ppi
Refresh rate 120 Hz 120 Hz
Max rated brightness 500 nits 750 nits
Max rated brightness in HDR 1300 nits 1200 nits
HDR support Yes, HDR10+ Yes, HDR10+
Screen protection Corning Gorilla Glass 5 Tempered glass
Screen-to-body ratio 85.9% 87.5%
Display features - DCI-P3
- Always-On Display
- DC Dimming
- DCI-P3
- Always-On Display
- DC Dimming
Peak brightness test (auto)
n/a
752 nits

Design and build

Height 163.7 mm (6.44 inches) 159.1 mm (6.26 inches)
Width 76.4 mm (3.01 inches) 75.1 mm (2.96 inches)
Thickness 7.8 mm (0.31 inches) 8.6 mm (0.34 inches)
Weight 196 gramm (6.91 oz) 200 gramm (7.05 oz)
Waterproof IP53 IP52
Rear material Glass Glass
Frame material Plastic Metal
Colors White, Black, Silver Black, Gray
Fingerprint scanner Yes, in home button Yes, in-display
Screen-to-body ratio
85.9%
iQOO 9 +2%
87.5%

Performance

Tests of Xiaomi Mi 11X and Vivo iQOO 9 in the benchmarks
SoC
Chipset Qualcomm Snapdragon 870 5G Qualcomm Snapdragon 888 Plus
Max. clock 3200 MHz 2995 MHz
CPU cores 8 (1 + 3 + 4) 8 (1 + 3 + 4)
Architecture - 4 cores at 1.8 GHz: Kryo 585 Silver (Cortex-A55)
- 3 cores at 2.42 GHz: Kryo 585 Gold (Cortex-A77)
- 1 core at 3.2 GHz: Kryo 585 Prime (Cortex-A77)
- 4 cores at 1.8 GHz: Kryo 680 Silver (Cortex-A55)
- 3 cores at 2.42 GHz: Kryo 680 Gold (Cortex-A78)
- 1 core at 2.995 GHz: Kryo 680 Prime (Cortex-X1)
L3 cache 4 MB 4 MB
Lithography process 7 nanometers 5 nanometers
Graphics Adreno 650 Adreno 660
GPU clock 675 MHz 840 MHz
FLOPS ~1372 GFLOPS -
Memory
RAM size 6, 8 GB 8, 12 GB
Memory type LPDDR5 LPDDR5
Memory clock 2750 MHz -
Channels 2 2
Storage
Storage size 128 GB 128, 256 GB
Storage type UFS 3.1 UFS 3.1
Memory card No No

Benchmarks

Geekbench 5 (Single-Core)
1034
iQOO 9 +11%
1148
Geekbench 5 (Multi-Core)
3511
3521
AnTuTu Benchmark 9
677805
iQOO 9 +25%
850275
CPU 190864 216591
GPU 232290 324286
Memory 104365 138188
UX 147242 167760
Total score 677805 850275
3DMark Wild Life Performance
4185
iQOO 9 +133%
9742
Stability 83% 79%
Graphics test 25 FPS 58 FPS
Graphics score 4185 9742
PCMark 3.0 score 12339 13233
Sources: 3DMark [3], [4]

Software

Operating system Android 11 (Can be upgraded to Android 12) Android 12
ROM MIUI 13 Funtouch 12

Battery

Specifications
Capacity 4520 mAh 4350 mAh
Charge power 33 W 120 W
Battery type Li-Ion Li-Po
Replaceable No No
Wireless charging No No
Reverse charging No No
Fast charging Yes (70% in 30 min) Yes (50% in 6 min)
Full charging time 0:55 hr 0:16 hr
Battery life tests
Web browsing - 11:02 hr
Watching video - 12:23 hr
Gaming - 04:53 hr
Standby - 95 hr
General battery life
n/a
29:41 hr

Camera

Specs and camera test of smartphones
Main camera
Matrix 48 megapixels 48 megapixels
Image resolution 8000 x 6000 8000 x 6000
Zoom Digital Optical, 2x
Flash LED Dual LED
Stabilization Digital Optical
8K video recording No No
4K video recording Up to 30FPS Up to 30FPS
1080p video recording Up to 60FPS Up to 60FPS
Slow motion 960 FPS (1080p) 960 FPS (720p)
Angle of widest lens 119° 120°
Lenses 3 (48 MP + 8 MP + 5 MP) 3 (48 MP + 13 MP + 13 MP)
Wide (main) lens - 48 MP
- Aperture: f/1.8
- Focal length: 26 mm
- Pixel size: 0.8 micron
- Sensor: 1/2.0", Sony IMX582 (Exmor-RS CMOS)
- Phase autofocus
- 48 MP
- Aperture: f/1.8
- Focal length: 25 mm
- Pixel size: 0.8 micron
- Sensor: 1/2", Sony IMX598 (Exmor-RS CMOS)
- Phase autofocus
- Optical stabilization
Telephoto lens - - 13 MP
- Aperture: f/2.5
- Focal length: 50 mm
- Pixel size: 1.12 micron
- Sensor: 1/3", Samsung ISOCELL S5K3L6 (ISOCELL CMOS)
- Phase autofocus
Ultra-wide lens - 8 MP
- Aperture: f/2.2
- Pixel size: 1.12 micron
- Sensor: 1/4.0", Sony IMX355 (Exmor-RS CMOS)
- 13 MP
- Aperture: f/2.2
- Focal length: 16 mm
- Pixel size: 1.12 micron
- Sensor: 1/3", Samsung ISOCELL S5K3L6 (ISOCELL CMOS)
Macro lens - 5 MP
- Aperture: f/2.4
- Focal length: 50 mm
- Pixel size: 1.12 micron
- Sensor: 1/5.0", Samsung S5K5E9 (ISOCELL CMOS)
- Phase autofocus
-
Camera features - Bokeh mode
- Pro mode
- Bokeh mode
- Pro mode
- RAW support
Selfie camera
Megapixels 20 megapixels 16 megapixels
Image resolution 4608 x 3456 4608 x 3456
Aperture f/2.5 f/2.5
Focal length 26 mm -
Pixel size 0.8 microns 1 microns
Sensor type CMOS ISOCELL CMOS
Sensor size 1/3.4" 1/3.1"
Video resolution 1080p (Full HD) at 30 FPS 1080p (Full HD) at 30 FPS

Connectivity

Wi-Fi standard Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.1 5.2
Bluetooth features LE, HID, 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 GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC
NFC* No Yes
Infrared port Yes No
Network
Number of SIM* 2 2
Type of SIM card Nano Nano
Multi SIM mode Standby Standby
eSIM support* No No
Hybrid slot No No
LTE Cat* 20 20
5G support Yes Yes

Sound

Speakers Stereo Stereo
Headphone audio jack No No
FM radio No No
Dolby Atmos Yes No

Other

Category Mid-range Flagship
Announced April 2021 February 2022
Release date April 2021 March 2022
Sensors - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- Proximity sensor
- Gyroscope
- Ambient light sensor
- Compass
- Fingerprint
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

If the performance, camera, and design are more important to you, then choose the Vivo iQOO 9. But if the software, battery life, connectivity, and sound are more of a priority – go for the Xiaomi Mi 11X.

Cast your vote

So, which phone would you choose?
0 (0%)
1 (100%)
Total votes: 1

User opinions

You can share your opinion or ask a question in the comments below
Promotion