Xiaomi Mi 11 Ultra vs Xiaomi 12X

76 out of 100

73 out of 100

Here we compared two flagship smartphones: the 6.81-inch Xiaomi Mi 11 Ultra (with Qualcomm Snapdragon 888) that was released on March 29, 2021, against the Xiaomi 12X, which is powered by Qualcomm Snapdragon 870 and came out 9 months after. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

Differences
Review
Specs
Benchmarks
Battery life
Camera
Comments

Key differences

An overview of the main advantages of each smartphone

Reasons to consider the Xiaomi Mi 11 Ultra

Waterproof body (IP68 classification)
The rear camera has a 5x optical zoom
Has a 0.53 inch larger screen size
Handles wireless charging up to 67W
Newer Bluetooth version (v5.2)
Comes with 500 mAh larger battery capacity: 5000 vs 4500 mAh
Slow-motion recording at 1920FPS
23% higher pixel density (515 vs 419 PPI)

Reasons to consider the Xiaomi 12X

Shows 42% longer battery life (35:28 vs 25:03 hours)
Weighs 58 grams less
The phone is 9-months newer

Review

Evaluation of Xiaomi Mi 11 Ultra and Xiaomi 12X crucial features

Display

Screen quality, color accuracy, brightness

Type	AMOLED	AMOLED
Size	6.81 inches	6.28 inches
Resolution	1440 x 3200 pixels	1080 x 2400 pixels
Aspect ratio	20:9	20:9
PPI	515 ppi	419 ppi
Refresh rate	120 Hz	120 Hz
Adaptive refresh rate	Yes	No
Max rated brightness	900 nits	500 nits
Max rated brightness in HDR	1500 nits	1100 nits
HDR support	Yes, HDR10+	Yes, HDR10+
Screen protection	Gorilla Glass Victus	Gorilla Glass Victus
Screen-to-body ratio	91.4%	89.2%
Display features	- DCI-P3 - Always-On Display - DC Dimming	- DCI-P3 - Always-On Display - DC Dimming

RGB color space	99.8%	98.6%
PWM	510 Hz	523 Hz
Response time	2.8 ms	1 ms
Contrast	∞ Infinity	∞ Infinity

Height	164.3 mm (6.47 inches)	152.7 mm (6.01 inches)
Width	74.6 mm (2.94 inches)	69.9 mm (2.75 inches)
Thickness	8.4 mm (0.33 inches)	8.16 mm (0.32 inches)
Weight	234 g (8.25 oz)	176 g (6.21 oz)
Waterproof	IP68	No
Rear material	Ceramic	Glass
Frame material	Metal	Metal
Colors	White, Black	Black, Blue, Pink
Fingerprint scanner	Yes, in-display	Yes, in-display

Chipset	Qualcomm Snapdragon 888	Qualcomm Snapdragon 870
Max clock	2840 MHz	3200 MHz
CPU cores	8 (1 + 3 + 4)	8 (1 + 3 + 4)
Architecture	- 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 2.84 GHz: Kryo 680 Prime (Cortex-X1)	- 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)
L3 cache	4 MB	4 MB
Lithography process	5 nanometers	7 nanometers
Graphics	Adreno 660	Adreno 650
GPU shading units	1024	1024
GPU clock	840 MHz	670 MHz
FLOPS	~1622 GFLOPS	~1372.1 GFLOPS

CPU	244189	230693
GPU	273667	219195
Memory	160572	151434
UX	189381	202860
Total score	870802	806981

Max surface temperature	43.1 °C	37.6 °C
Stability	91%	98%
Graphics test	31 FPS	25 FPS
Graphics score	5297	4254

Web score	10878	-
Video editing	7592	-
Photo editing	28536	-
Data manipulation	9717	-
Writing score	14678	-

RAM size	8, 12 GB	8, 12 GB
Memory type	LPDDR5	LPDDR5
Memory clock	2750 MHz	-
Channels	2	2

Storage size	256, 512 GB	128, 256 GB
Storage type	UFS 3.1	UFS 3.1
Memory card	No	No

Operating system	Android 11 (Can be upgraded to Android 13)	Android 11 (Can be upgraded to Android 13)
ROM	MIUI 13	MIUI 14
OS size	31 GB	29.3 GB

Capacity	5000 mAh	4500 mAh
Max charge power	67 W	67 W
Battery type	Li-Po	Li-Po
Replaceable	No	No
Wireless charging	Yes (67 W)	No
Reverse charging	Yes, (wireless)	No
Fast charging	Yes (90% in 30 min)	Yes (78% in 30 min)
Full charging time	0:37 hr	0:48 hr

Battery life tests
Web browsing	08:00 hr	13:05 hr
Watching video	12:44 hr	16:44 hr
Gaming	04:23 hr	05:31 hr
Standby	79 hr	104 hr

Main camera
Matrix	50 megapixels	50 megapixels
Image resolution	8700 x 5800	8700 x 5800
Zoom	Optical, 5x	Digital
Flash	Dual LED	Dual LED
Stabilization	Optical	Optical
8K video recording	Up to 24FPS	Up to 24FPS
4K video recording	Up to 60FPS	Up to 60FPS
1080p video recording	Up to 60FPS	Up to 60FPS
Slow motion	1920 FPS (1080p)	960 FPS (720p)
Angle of widest lens	128°	123°
Lenses	3 (50 MP + 48 MP + 48 MP)	3 (50 MP + 13 MP + 5 MP)
Wide (main) lens	- 50 MP - Aperture: f/2.0 - Focal length: 24 mm - Pixel size: 1.4 micron - Sensor: 1/1.12", Samsung GN2 (ISOCELL Plus CMOS) - Laser autofocus - Optical stabilization	- 50 MP - Aperture: f/1.9 - Focal length: 26 mm - Pixel size: 1 micron - Sensor: 1/1.56", Sony IMX766 (Exmor-RS CMOS) - Phase autofocus (Dual Pixel) - Optical stabilization
Telephoto lens	- 48 MP - Aperture: f/4.1 - Focal length: 120 mm - Pixel size: 0.8 micron - Sensor: 1/2", Sony IMX586 (Exmor-RS CMOS) - Phase autofocus - Optical stabilization	-
Ultra-wide lens	- 48 MP - Aperture: f/2.2 - Focal length: 12 mm - Pixel size: 0.8 micron - Sensor: 1/2", Sony IMX586 (Exmor-RS CMOS) - Phase autofocus	- 13 MP - Aperture: f/2.4 - Pixel size: 1.12 micron - Sensor: 1/3.06", OmniVision OV13B10 (CMOS)
Macro lens	-	- 5 MP - Aperture: f/2.4 - Focal length: 50 mm - Pixel size: 1.12 micron - Phase autofocus - Optical stabilization
Camera features	- Bokeh mode - Pro mode - RAW support	- Bokeh mode - Pro mode
Samples	Photo samples of Xiaomi Mi 11 Ultra from DxOMark	-

Selfie camera
Megapixels	20 megapixels	32 megapixels
Image resolution	5380 x 3620	6528 x 4896
Aperture	f/2.3	f/2.4
Focal length	27 mm	26 mm
Pixel size	0.8 microns	0.7 microns
Sensor type	ISOCELL CMOS	CMOS
Sensor size	1/3.4"	1/3"
Video resolution	1080p (Full HD) at 60 FPS	1080p (Full HD) at 60 FPS

Wi-Fi standard	Wi-Fi 6E (802.11 a/b/g/n/ac/ax)	Wi-Fi 6 (802.11 a/b/g/n/ac/ax)
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	5.2	5.1
Bluetooth features	LE, 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, QZSS, NAVIC	GPS, GLONASS, Beidou, Galileo, NAVIC
NFC *	Yes	Depends on the region
Infrared port	Yes	Yes

Number of SIM *	2	2
Type of SIM card	Nano	Nano
Multi SIM mode	Standby	Standby
eSIM support *	No	-
Hybrid slot	No	No
LTE Cat *	24	-
5G support	Yes	Yes

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

Category	Flagship	Flagship
Announced	March 2021	December 2021
Release date	April 2021	December 2021
Sensors	- Hall-effect sensor - Barometer - Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint	- Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint
Bundled charger	-	Yes, 67 W

Xiaomi Mi 11 Ultra vs Xiaomi 12X

Xiaomi Mi 11 Ultra vs Xiaomi 12X

Key differences

Review

Value for money

Tests and specifications

Display

Design and build

Performance

Benchmarks

Memory

Software

Battery

Camera

DxOMark camera tests

Connectivity

Sound

Other

Conclusion