Mi 11 Ultra vs OnePlus 9 Pro: Full Specs Comparison and Major Differences


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Xiaomi took wraps off the Mi 11 Ultra smartphone recently in the Chinese market. The smartphone has just landed in the Indian market and it is yet to cover a few major regions. While a flagship like the Mi 11 Ultra is roaming in the market, there are also a few flagships from the competition hindering the fans of Xiaomi. One of the major competition the smartphone is facing is from OnePlus. With the OnePlus 9 Pro being the higher-end flagship in the market having similar specs, fans are confused between the two. In this piece, we’ll be comparing the specs of the Xiaomi Mi 11 Ultra with the OnePlus 9 Pro(Xiaomi Mi 11 Ultra vs OnePlus 9 Pro) and listing down the major differences between the two.

Xiaomi Mi 11 Ultra vs OnePlus 9 Pro

In the comparison, we will be covering the display and design, cameras, hardware and software, extras(if any), and the pricing. At the end of this piece, the comparison table will show the spot-on differences between the two. Now without further ado, let’s get right into the comparison.

Display and Design

The Xiaomi Mi 11 Ultra comes in a ceramic built providing a rigid in-hand experience. The OnePlus 9 Pro on the other end has a glass back with metal on the sides. If you care about premium built then the Mi 11 Ultra has you going but do mind the 234 grams of weight that comes with itit. The 9 Pro is slightly lighter and thinner coming at 197 grams.

Mi 11 Ultra vs OnePlus 9 Pro

The Mi 11 Ultra boasts a large 6.81-inch E4 AMOLED display with a Quad HD+ resolution and 120Hz refresh rate. The display on the OnePlus 9 Pro is slightly smaller at 6.7-inch. It is an LTPO Fluid2 AMOLED panel with the same Quad HD+ resolution and 120Hz refresh rate. Both the phones have HDR10+ support with higher 1700 nits of peak brightness on the Mi 11 Ultra as compared to the 9 Pro’s 1300 nits of peak brightness.

Getting to the core of the screen, the 9 Pro has a 525 PPI pixel density which is better than the Mi 11 Ultra’s 515 PPI pixel density. However, the 11 Ultra shines as it gets the higher 91.4% screen-to-body ratio and Corning Gorilla Glass Victus protection as compared to the 90.3% ratio and Gorilla Glass 5 protection on the 9 Pro.

Additionally, the Ultra also sports a tiny secondary display that acts as a quick notification screen. Xiaomi has recently confirmed that it the same display used in the Mi Band 5.


In terms of cameras, the OnePlus 9 Pro features a quadruple-camera system with a 48MP Sony IMX 789 primary lens, an 8MP telephoto sensor, a 50MP ultra-wide lens, and lastly a 2MP monochrome sensor. The setup on the Mi 11 Ultra seems to be far more aggressive as compared to the 9 Pro’s, it gets a triple camera array with a 50MP Samsung GN2 main sensor, 48MP periscope telephoto lens, and a 48MP ultra-wide-angle sensor.

Both the phones have Optical Image Stabilization support in the main and telephoto lenses. The phones can shoot 8K videos at up to 30fps and also have a ton of camera features and effects. The OnePlus 9 Pro takes the lead in macro photography, thanks to the dedicated lens, whereas, the Mi 11 Ultra goes ahead in the zooming department – 120X zooming capability.

Upfront, the 9 Pro has a 16MP selfie camera and the 11 Ultra features a 20MP selfie sensor. The front camera has HDR support and there’s the 1080p video recording on both phones however, the 9 Pro is limited to 1080p 30fps, while the Ultra can go up to 1080p 60 fps.

Hardware and Software

Under the hood, both the smartphones power the monster Qualcomm Snapdragon 888 chipset paired with up to 12GB RAM and 512GB of UFS 3.1 internal storage. For those who are unaware, it is one of the most powerful Snapdragon chipsets available in the market which is based on the 5nm process. The chip supports 5G connectivity and has Adreno 660 GPU.

Taking the lead, the Xiaomi Mi 11 Ultra has a 5,000mAh battery cell with support for 67W wired and wireless fast charging support. On the other hand, the OnePlus 9 Pro has a 4,500mAh battery with support for 65W wired and 50W wireless fast charging support. With both the phones there shouldn’t be any problem in going from 0% to 100% in under 40 minutes.

As for security, the phones have an in-display optical fingerprint scanner. Sadly, both the phones do not have a headphone jack for audio but the phones feature a stereo speaker setup. The Mi 11 Ultra has speakers powered by Harman Kardon.

In terms of extras, both the phones have NFCs but the 11 Ultra has the IR Blaster support which the 9 Pro lacks. The phones have IP68 water and dust resistance rating meaning that you are good with anyone in the water for 30 minutes. The devices run on Android 11 out of the box with MIUI 12.5 skin on the 11 Ultra and OxygenOS on the 9 Pro.

Major Differences between the Xiaomi Mi 11 Ultra and OnePlus 9 Pro

Xiaomi Mi 11 UltraOnePlus 9 Pro
Ceramic BuiltGlass and Metal Built
6.81-inch screen(1700 nits peak brightness)6.7-inch screen(1300 nits peak brightness)
Secondary display
Corning Gorilla Glass VictusCorning Gorilla Glass 5
2MP monochrome sensor
120x digital zoom, 5x Optical3.3x Optical Zoom
1080 60fps video from Selfie camera1080 30fps video from Selfie camera
5,000mAh battery4,500mAh battery
67W Wired and Wireless Charging65W Wired and 50W Wireless Charging
Harmon Kardon powered Speakers
IR Blaster support


For the asking price of CNY 5,999/$933/₹69,999, the Mi 11 Ultra offers a solid built quality, dual-displays, better on-paper cameras, a big battery, and super-fast charging support. Pay CNY 4,999/$766/₹64,999 i.e. a few bucks less and you still get an overall good phone with an added monochrome sensor and a better UI.

One thing to note is that none of these devices are better than one another. In this case, the Mi 11 Ultra is for those who are looking for crazy on-paper specs, whereas, the OnePlus 9 Pro is for those who prefer an overall good smartphone, with nothing fancy to look for.

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Stay tuned for more updates on smartphones, gadgets, leaks, rumors, and some exclusive content in the tech world.

Pranav Sawant
Pranav Sawanthttps://techtrost.com
Building TechTrost 🔨


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