Home/Battles/Xiaomi Mi 11 Ultra vs OnePlus Ace 6 Ultra 5G

Lab Benchmark Battle

Xiaomi Mi 11 Ultra vs OnePlus Ace 6 Ultra 5G

Direct side-by-side battle analyzing display brightness, chipset benchmark percentiles, multi-camera arrays, battery capacity, and charging speeds.

Smartphone Battle

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Xiaomi · 2021

Xiaomi Mi 11 Ultra

86/ 100

Launch MSRP$1,199 USD

OnePlus

OnePlus Ace 6 Ultra 5G

87/ 100

Launch MSRPPricing on request

WHO WINS WHERE

WHY IS OnePlus Ace 6 Ultra 5G BETTER THAN Xiaomi Mi 11 Ultra?

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Xiaomi Mi 11 Ultra

OnePlus Ace 6 Ultra 5GWinner 🏆

BIGGEST HARDWARE DIFFERENCES

Margin Delta

SPEC FACTOR	Xiaomi Mi	OnePlus Ace	LEADER
Refresh Rate	120Hz	120Hz	120Hz
Battery Capacity	5,000 mAh	8,600 mAh	+8,600 mAh
Wired Fast Charging	67W	Standard	67W Max
Main Camera Sensor	50 MP	50 MP	50 MP
Screen Display Size	6.81"	6.78"	6.81"
Chassis Weight	234g	N/A	234g Lightest

Compare All 177+ Specifications Below↓

Which Phone Should You Buy: Key Reasons & Hardware Advantages

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Reasons to buy Xiaomi Mi 11 Ultra:

✓765g lighter chassis (234g) optimized for one-handed ergonomics
✓$8800 lower launch MSRP ($1199 vs $9999)
✓50MP primary camera sensor with 4K/120fps video recording

Reasons to buy OnePlus Ace 6 Ultra 5G:

✓Larger 8,600 mAh battery capacity (+3,600 mAh more capacity)
✓50MP primary camera sensor with 4K/120fps video recording
✓6.78" display with 120Hz ProMotion refresh rate

How Do the Specifications Compare Side-by-Side?

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Specification	Xiaomi Mi 11 Ultra	OnePlus Ace 6 Ultra 5G
1. Display & Screen🏆 OnePlus Ace 6 Ultra 5G Wins Display
Screen Type & Tech	AMOLED	AMOLED
Screen Size	6.81"	6.78"
Resolution & Density	3200x1440 (515 ppi)	FHD+ / LTPO AMOLED
Refresh Rate	120 Hz ProMotion	120 Hz ProMotion
Brightness	1,700 nits peak	N/A
Screen Protection	Scratch-resistant glass	Scratch-resistant glass
2. Platform & Performance🏆 Xiaomi Mi 11 Ultra Wins Performance
Chipset / Processor	High performance SoC	Dimensity 9500
CPU Cores	Multi-core high performance	Multi-core high performance
GPU Graphics	Integrated Graphics	Integrated Graphics
Operating System	Android 11	Android
3. Memory & Storage
RAM Memory	12 GB LPDDR	16 GB LPDDR
Internal Storage	256GB / 512GB	1024 GB
Storage Speed	High-speed flash	High-speed flash
Card Slot	No	No
4. Main Camera Optics🏆 Xiaomi Mi 11 Ultra Wins Camera
Primary Camera	50 MP, f/2, OIS, Samsung GN2	50 MP, Triple Camera System
Telephoto Zoom	48 MP (5x optical zoom), f/4.1, OIS	None (Digital zoom only)
Ultrawide Camera	48 MP, f/2.2	N/A
LiDAR / Depth	None	None
5. Video Recording Capabilities
Main Camera Video	4K@60fps1080p@240fpsHDR	4K@60fps1080p@240fpsHDR
Front Video	4K@60fps1080p@60fpsgyro-EIS	4K@60fps1080p@60fpsgyro-EIS
6. Selfie Camera
Selfie Lens	20 MP, f/2.2	12 MP
7. Body & Dimensions🏆 Xiaomi Mi 11 Ultra Lightest Chassis
Dimensions	163.18 x 74.6 x 8.38 mm	N/A
Weight	234 g	N/A
Build Materials	Glass front, metal/glass frame	Glass front, metal/glass frame
SIM Type	Nano-SIM / eSIM support	Nano-SIM / eSIM support
Water Resistance	IP68	Not certified
8. Battery & Charging🏆 OnePlus Ace 6 Ultra 5G Wins Battery
Battery Capacity	5,000 mAh	8,600 mAh
Wired Fast Charging	67W wired fast charging	Fast charging
Wireless Charging	67W wireless charging	Not supported
Reverse Charging	Reverse wireless charging	Reverse wireless charging
9. Sound & Audio
Loudspeaker	Stereo speakers	Stereo speakers
3.5mm Headphone Jack	No	No
10. Connectivity & Comms
Wi-Fi Standard	Wi-Fi 6E	Wi-Fi 7 / 6E tri-band
Bluetooth	5.2	Bluetooth 5.3+
USB Port & Speed	USB-C 3.2	USB Type-C
NFC	Yes (contactless payment)	Yes
11. Sensors & Security
Sensors	Biometric fingerprint/face, accelerometer, gyro, compass	Biometric fingerprint/face, accelerometer, gyro, compass
Satellite Features	Emergency SOS via satellite (select markets)	Emergency SOS via satellite (select markets)
12. Colors & Overview
Colors	Standard finishes	Standard finishes
Launch Price	$1199	Price on request

Editorial Lab Verdict

OnePlus Ace 6 Ultra 5G edges ahead with a BeastScore of 86.6/100

After comprehensive hardware benchmark comparisons, OnePlus Ace 6 Ultra 5G ranks as the overall top pick in this matchup. Key differentiators include its Dimensity 9500 architecture and verified 80/100 camera rating.

When to buy Xiaomi Mi 11 Ultra:

Significantly faster wired charging: 67W vs max 0W · Dedicated optical telephoto zoom (1 lens system)

When to buy OnePlus Ace 6 Ultra 5G:

Higher overall BeastScore: 86.6 vs top rival 86.0 · Larger battery capacity: 8,600 mAh (+3,600 mAh more)

Quick Answers

Frequently Asked Questions: Xiaomi Mi 11 Ultra vs OnePlus Ace 6 Ultra 5G

Which phone is better: Xiaomi Mi 11 Ultra or OnePlus Ace 6 Ultra 5G?

OnePlus Ace 6 Ultra 5G leads with an overall BeastScore of 86.6/100 compared to Xiaomi Mi 11 Ultra (86.0/100), driven by advantages in Higher overall BeastScore: 86.6 vs top rival 86.0 and Larger battery capacity: 8,600 mAh (+3,600 mAh more).

What are the primary battery and display differences between Xiaomi Mi 11 Ultra and OnePlus Ace 6 Ultra 5G?

Xiaomi Mi 11 Ultra is equipped with a 6.81-inch display and 5000 mAh battery, while OnePlus Ace 6 Ultra 5G features a 6.78-inch display and 8600 mAh battery.

How do the camera capabilities compare between Xiaomi Mi 11 Ultra and OnePlus Ace 6 Ultra 5G?

In lab hardware evaluations, Xiaomi Mi 11 Ultra scores 91/100 in camera performance, while OnePlus Ace 6 Ultra 5G scores 80/100.

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Xiaomi Mi 11 Ultra vs OnePlus Ace 6 Ultra 5G

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OnePlus Ace 6 Ultra 5G

WHY IS OnePlus Ace 6 Ultra 5G BETTER THAN Xiaomi Mi 11 Ultra?

BIGGEST HARDWARE DIFFERENCES

Which Phone Should You Buy: Key Reasons & Hardware Advantages

How Do the Specifications Compare Side-by-Side?

OnePlus Ace 6 Ultra 5G edges ahead with a BeastScore of 86.6/100

Frequently Asked Questions: Xiaomi Mi 11 Ultra vs OnePlus Ace 6 Ultra 5G

Which phone is better: Xiaomi Mi 11 Ultra or OnePlus Ace 6 Ultra 5G?

What are the primary battery and display differences between Xiaomi Mi 11 Ultra and OnePlus Ace 6 Ultra 5G?

How do the camera capabilities compare between Xiaomi Mi 11 Ultra and OnePlus Ace 6 Ultra 5G?

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