OnePlus 9 (LE2115 128GB) vs Xiaomi Mi Mix Alpha

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Side by side comparison between OnePlus 9 vs Xiaomi Mi Mix Alpha phones, differences, pros, cons and full specifications. What's the better?

9/10/2022 4:52 PM, updated: 12/14/2022 11:52 AM

Compare Xiaomi Mi Mix Alpha X OnePlus 9 (LE2115 128GB) 17Points

Specifications Compare Models Pictures

6.55"
AMOLED

1080x2400

48
MP

16mp

8GB
RAM

Octa-core

4500
mAh

(Non removable)

12Points Xiaomi Mi Mix Alpha Compare OnePlus 9 X

Specifications Compare Models Pictures

7.92"
AMOLED

2088x2250

108
MP

12GB
RAM

Octa-core

4050
mAh

(Non removable)

What's the better phone? OnePlus 9 (LE2115 128GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

17 Advantages OnePlus 9 (LE2115 128GB)	vs	12 Advantages Xiaomi Mi Mix Alpha
+2.84GHz 64bit Octa-core (5nm)8% More powerful processor, you can open your applications faster	vs	2.96GHz 64bit Octa-core (7nm)
+UFS 3.1Advantage Fastest write and read storage.	vs	UFS 3.0
+192 grams (6.72 ounces)26% Lighter	vs	241 grams (8.44 ounces)
+8.7 millimeters (0.34 inches)20% Thinner	vs	10.4 millimeters (0.41 inches)
+1 billion62 times More colors on the screen is better quality images and videos	vs	16 million
+402 PPI4% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	388 PPI
+HDR photo/video on both camerasAdvantage The HDR technology produced photos with more detail in dark areas	vs	HDR photo only main camera
+(front) 16MPAdvantage A front-camera is best for taking selfies	vs	Not supported
+8K UHD (7680x4320)78% More image quality for recording videos with the primary camera	vs	6K UHD (5760x3240)
+Android 13Advantage Android 13 is newer and safer	vs	Android 10
+4500 mAh11% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	4050 mAh
+65W63% More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.	vs	40W
+802.11 a/b/g/n/ac/ax [wifi6]Advantage WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster	vs	802.11 a/b/g/n/ac [wifi5]
+5.2 + A2DP/LEAdvantage Bluetooth 5.2 + A2DP/LE is newer and faster	vs	5.0 + A2DP/LE
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	vs	Not supported
+USB 3.1 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.	vs	USB 2.0 Type-C, USB OTG On-The-Go
+Gorilla Glass 5Advantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
8GB LPDDR5	vs	+12GB LPDDR4X50% More RAM memory. Typically more responsive and better for multitasking.
128GB (101GB available)	vs	+512GB (494GB available)4 times More internal storage for applications and files
Plastic body, glass front/back	vs	+Titanium frame, glass front, ceramic and glass backAdvantage More resistant material
1080x2400 pixels	vs	+2088x2250 pixels81% Higher resolution screen
6.55"	vs	+7.92"21% Larger screen
(triple camera) 48MP + 50MP + 2MP	vs	+(triple camera) 108MP + 12MP + 20MP40% Higher resolution main camera
Only digital zoom	vs	+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures
1/1.43" inches	vs	+1/1.33" inches8% The larger sensor camera lets you take photos with better depth.
f/1.8 (aperture)	vs	+f/1.7 (aperture)6% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
Not supported	vs	+BarometerAdvantage Sensors help you use the device
Not supported	vs	+HumidityAdvantage Sensors help you use the device
1 slot (Single-SIM)	vs	+2 slots (Dual-SIM)Advantage You can have more mobile carriers/operators on the same device.

20 Common items in both devices

Fluid AMOLED / Flexible Super AMOLED

Dual-LED flash

PDAF: phase detection autofocus

EIS: Digital stabilization

5G SA/NSA

2000 Mbps

Capacitive

+13 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences

📱 Model features
	OnePlus 9 (LE2115 128GB)	Xiaomi Mi Mix Alpha
Change model
Model	OnePlus 9 (LE2115 128GB)	Xiaomi Mi Mix Alpha
Other model names	OnePlus 9 5G LE2115 (Unlocked), BBK Lemonade	小米MIX Alpha, Xiaomi Mix Alpha
Country or region available	Canada, USA	(Global, International)
Brand	OnePlus	Xiaomi
Release date	3/26/2021, Announced: 3/23/2021	2/1/2020
Depth	8.7 millimeters (0.34 inches)	10.4 millimeters (0.41 inches)
Size (width x height)	74.2 x 160 millimeters (2.92 x 6.3 in)	72.3 x 154.38 millimeters (2.85 x 6.08 in)
Weight	192 grams (6.72 ounces)	241 grams (8.44 ounces)
Build, materials	Plastic body, glass front/back	Titanium frame, glass front, ceramic and glass back
Protection against water and others	Not supported	Not supported
📲 Display
	OnePlus 9 (LE2115 128GB)	Xiaomi Mi Mix Alpha
Display type	Fluid AMOLED	Flexible Super AMOLED
Screen size	6.55" inches	7.92" inches
Screen-to-body ratio	~87.2% (screen-to-body ratio)	~180.8% (screen-to-body ratio)
Display resolution	1080x2400 pixels (20:9)	2088x2250 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	402 PPI	388 PPI
Colors	1 billion	16 million
Scratch-resistant glass	Gorilla Glass 5	Not supported
Refresh rate	120Hz	feature not registered
Display features	1100nits[peak] HDR10+ Always-On Display	feature not registered
🤖 Operating System
	OnePlus 9 (LE2115 128GB)	Xiaomi Mi Mix Alpha
System version	Android 11	Android 10
Firmware update	Android 13	feature not registered
User Interface	OxygenOS 12 / 13	feature not registered
⚙️ Processor
	OnePlus 9 (LE2115 128GB)	Xiaomi Mi Mix Alpha
Chipset	64bit: Qualcomm Snapdragon 888 (SM8350) (5nm)	64bit: Qualcomm Snapdragon 855+ (SM8150-AC) (7nm)
CPU	Octa-core, 3 processors: 1x 2.84GHz Kryo 680 (Single-core) 3x 2.42GHz Kryo 680 (Triple-core) 4x 1.8GHz Kryo 680 (Quad-core)	Octa-core, 3 processors: 1x 2.96GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.8GHz Kryo 485 (Quad-core)
GPU graphical controller	Qualcomm Adreno 660 (840MHz)	Qualcomm Adreno 640 (672MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	OnePlus 9 (LE2115 128GB)	Xiaomi Mi Mix Alpha
RAM memory	8GB LPDDR5	12GB LPDDR4X
Internal storage	128GB (101GB available) UFS 3.1	512GB (494GB available) UFS 3.0
External storage	Not supported	Not supported
📶 Mobile networks
	OnePlus 9 (LE2115 128GB)	Xiaomi Mi Mix Alpha
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card
SIM card	1 slot (Single-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	2000/1024 Mbps	2000/150 Mbps
Network technology	2G, 3G, 4G, 5G	2G, 3G, 4G, 5G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	CDMA 800/1900, GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO UMTS 800/850/900/1700/1800/1900/2100	TD-SCDMA 1900/2000 UMTS 850/900/1900/2100
Primary 4G network	LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 30, 32, 66, 71) TD-LTE (38, 39, 40, 41, 46, 48) VoLTE	LTE Cat20 (Bands 1, 2, 3, 4, 5, 7, 8) TD-LTE (Bands 34, 38, 39, 40, 41) VoLTE
Primary 5G network	SA/NSA (1, 2, 3, 5, 7, 8, 20, 25, 28, 38, 40, 41, 48, 66, 71, 77, 78)	SA/NSA/Sub6 (Bands 41, 78, 79)
Primary data network	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA	GPRS, EDGE, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	GPRS, EDGE
📷 Camera
	OnePlus 9 (LE2115 128GB)	Xiaomi Mi Mix Alpha
Back camera (main camera)	(triple camera) 48 megapixels 50MP ultrawide f/2.214mm1/1.56"1.0µmAF 2MP monochrome f/2.4	(triple camera) 108 megapixels 12MP telephoto f/2.054mm1/2.55"1.4µmPDAFLaserAF2x-optical-zoom 20MP ultrawide f/2.213mm1/2.8"1.0µmLaserAF
Main camera resolution	8000x6000 pixels	12000x9000 pixels
Video recording (primary)	8K UHD (7680x4320) 30 fps	6K UHD (5760x3240) 30 fps
Flash	Dual-LED flash	Dual-LED flash
Focal aperture	f/1.8 (aperture)	f/1.7 (aperture)
Focal length	23mm lens	feature not registered
Sensor size	1/1.43" inches	1/1.33" inches
Pixel size	1.12µm pixel	0.8µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	EIS: Digital stabilization
Zoom	Only digital zoom	Digital and optical zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Supported	Not supported
HDR	HDR photo/video on both cameras	HDR photo only main camera
Camera extras	4K@30/60fps 1080p@30/60/240fps Hasselblad Color Calibration Sony IMX689, IMX766. IMX471 sensor	feature not registered
📸 Front camera
	OnePlus 9 (LE2115 128GB)	Xiaomi Mi Mix Alpha
Front camera (secondary)	16 megapixels	Not supported
Front camera resolution	4608x3456 pixels	Not supported
Video recording (secondary)	Full HD (1920x1080)	Not supported
Front flash	Not supported	Not supported
Focal aperture	f/2.4 (aperture)	feature not registered
Focal length	feature not registered	feature not registered
Sensor size	1/3.06" inches	feature not registered
Pixel size	1µm pixel	feature not registered
🔉 Sound and multimedia
	OnePlus 9 (LE2115 128GB)	Xiaomi Mi Mix Alpha
Loudspeaker	Stereo sound with dual speakers 24-bit/192kHz Dolby Atmos	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	Not supported	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	OnePlus 9 (LE2115 128GB)	Xiaomi Mi Mix Alpha
USB	USB 3.1 Type-C, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	Type-C reversible connector	Type-C reversible connector
TV output	USB Type-C (reversible)	Not supported
Bluetooth	5.2 + A2DP/LE	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Supported	Supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, SBAS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFC	Supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	OnePlus 9 (LE2115 128GB)	Xiaomi Mi Mix Alpha
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Humidity Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	OnePlus 9 (LE2115 128GB)	Xiaomi Mi Mix Alpha
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	4500 mAh	4050 mAh
Charger, watts	65W (10V/6.5A) Wired fast charging USB Power Delivery 1.0	40W Wired fast charging
Inductive / wireless charging	15W Qi Wireless charging (Qi/WPC)	feature not registered
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	OnePlus 9 (LE2115 128GB)	Xiaomi Mi Mix Alpha
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Astral Black, Arctic Sky, Winter Mist	• Colors: Black • MIUI 11
☢️ Radiation rate
	OnePlus 9 (LE2115 128GB)	Xiaomi Mi Mix Alpha
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered