Xiaomi Mi 9 (128GB/6GB) vs OnePlus 8 Pro (128GB)

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Side by side comparison between Xiaomi Mi 9 vs OnePlus 8 Pro phones, differences, pros, cons and full specifications. What's the better?

4/22/2020 2:17 PM, updated: 2/25/2023 5:08 PM

Compare OnePlus 8 Pro X Xiaomi Mi 9 (128GB/6GB) 03Points

Specifications Compare Models Pictures

6.39"
AMOLED

1080x2340

48
MP

20mp

6GB
RAM

Octa-core

3300
mAh

(Non removable)

20Points OnePlus 8 Pro (128GB) Compare Xiaomi Mi 9 X

Specifications Compare Models Pictures

6.78"
AMOLED

1440x3168

48
MP

16mp

8GB
RAM

Octa-core

4510
mAh

(Non removable)

What's the better phone? OnePlus 8 Pro (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!

3 Advantages Xiaomi Mi 9 (128GB/6GB)	vs	20 Advantages OnePlus 8 Pro (128GB)
+173 grams (6.06 ounces)15% Lighter	vs	199 grams (6.97 ounces)
+7.61 millimeters (0.3 inches)12% Thinner	vs	8.5 millimeters (0.33 inches)
+(front) 20MP25% Higher resolution secondary camera to take pictures and selfies	vs	(front) 16MP
2.84GHz 64bit Octa-core (7nm)	vs	+2.84GHz 64bit Octa-core (7nm)1% More powerful processor, you can open your applications faster
6GB LPDDR4X	vs	+8GB LPDDR533% More RAM memory. Typically more responsive and better for multitasking.
UFS 2.1	vs	+UFS 3.0Advantage Fastest write and read storage.
16 million	vs	+1 billion62 times More colors on the screen is better quality images and videos
1080x2340 pixels	vs	+1440x3168 pixels81% Higher resolution screen
403 PPI	vs	+513 PPI27% Crisper display of text, images and videos because it has more pixels per inch (ppi)
6.39"	vs	+6.78"6% Larger screen
(triple camera) 48MP + 16MP + 12MP	vs	+(quad camera) 48MP + 48MP + 8MP + 5MP43% Higher resolution main camera
EIS: Digital stabilization	vs	+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
Not supported	vs	+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness
1/2" inches	vs	+1/1.43" inches40% The larger sensor camera lets you take photos with better depth.
Android 10	vs	+Android 11Advantage Android 11 is newer and safer
4G LTE-A	vs	+5G SA/NSAAdvantage The 5G SA/NSA network is newer and faster
(4G LTE-A) 1024 Mbps	vs	+(5G SA/NSA) 2000 Mbps95% Faster for surfing the internet and download files
3300 mAh	vs	+4510 mAh37% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
27W	vs	+30W11% 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.
802.11 a/b/g/n/ac [wifi5]	vs	+802.11 a/b/g/n/ac/ax [wifi6]Advantage WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster
5.0 + A2DP/LE	vs	+5.1 + A2DP/LEAdvantage Bluetooth 5.1 + A2DP/LE is newer and faster
USB 2.0 Type-C, USB OTG On-The-Go	vs	+USB 3.1 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.
Not supported	vs	+IP68 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

32 Common items in both devices

128GB (109GB available) / 128GB (106GB available)

Aluminum frame, glass front/back

Super AMOLED / Fluid AMOLED

Dual-LED flash

Digital and optical zoom

LDAF/PDAF: laser/phase detection autofocus

HDR photo on both cameras / HDR photo/video and HDR photo on front camera

+25 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
	Xiaomi Mi 9 (128GB/6GB)	OnePlus 8 Pro (128GB)
Change model		Choose the model
Model	Xiaomi Mi 9 (128GB/6GB)	OnePlus 8 Pro (128GB)
Other model names	小米9, Xiaomi Mi9 (6GB RAM), M1902F1A, M1902F1G, M1902F1T	OnePlus 8 Pro 5G (128GB + 8GB RAM)
Country or region available	China, (Global, International)	(Global, International)
Brand	Xiaomi	OnePlus
Release date	3/1/2019	4/21/2020, Announced: 4/14/2020
Depth	7.61 millimeters (0.3 inches)	8.5 millimeters (0.33 inches)
Size (width x height)	74.67 x 157.5 millimeters (2.94 x 6.2 in)	74.3 x 165.3 millimeters (2.93 x 6.51 in)
Weight	173 grams (6.06 ounces)	199 grams (6.97 ounces)
Build, materials	Aluminum frame, glass front/back	Aluminum frame, glass front/back Back: Gorilla Glass 5
Protection against water and others	Not supported	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant
📲 Display
	Xiaomi Mi 9 (128GB/6GB)	OnePlus 8 Pro (128GB)
Display type	Super AMOLED	Fluid AMOLED
Screen size	6.39" inches	6.78" inches
Screen-to-body ratio	~85.2% (screen-to-body ratio)	~91% (screen-to-body ratio)
Display resolution	1080x2340 pixels	1440x3168 pixels (19.8:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 10-points
Pixel density (dot pitch)	403 PPI	513 PPI
Colors	16 million	1 billion
Scratch-resistant glass	Gorilla Glass 6	Gorilla Glass
Refresh rate	feature not registered	120Hz
Display features	feature not registered	1300nits[peak] HDR10+
🤖 Operating System
	Xiaomi Mi 9 (128GB/6GB)	OnePlus 8 Pro (128GB)
System version	Android 9.0 Pie	Android 10
Firmware update	Android 10	Android 11
User Interface	feature not registered	OxygenOS 10 / 11
⚙️ Processor
	Xiaomi Mi 9 (128GB/6GB)	OnePlus 8 Pro (128GB)
Chipset	64bit: Qualcomm Snapdragon 855 (SM8150) (7nm)	64bit: Qualcomm Snapdragon 865 (SM8250) (7nm)
CPU	Octa-core, 3 processors: 1x 2.84GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.78GHz Kryo 485 (Quad-core)	Octa-core, 3 processors: 1x 2.84GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core)
GPU graphical controller	Qualcomm Adreno 640 (585MHz)	Qualcomm Adreno 650 (250-587MHz)
Performance (benchmark)	feature not registered	AnTuTu: 573276 (v8) Geekbench: 3374 (v5.1) GFXBench: 24fps (ES 3.1 onscreen)
💽 Memory and storage
	Xiaomi Mi 9 (128GB/6GB)	OnePlus 8 Pro (128GB)
RAM memory	6GB LPDDR4X	8GB LPDDR5
Internal storage	128GB (109GB available) UFS 2.1	128GB (106GB available) UFS 3.0
External storage	Not supported	Not supported
📶 Mobile networks
	Xiaomi Mi 9 (128GB/6GB)	OnePlus 8 Pro (128GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Dual-SIM Standby - Call active on one sim card
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	1024/150 Mbps	2000/1024 Mbps
Network technology	2G, 3G, 4G	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, GSM 850/900/1800/1900	CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 800/850/900/1700/1800/1900/2100
Primary 4G network	LTE Cat16/13 VoLTE Global version: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 20, 28) TD-LTE (Bands 38, 39, 40) China version: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 17) TD-LTE (Bands 34, 38, 39, 40, 41)	LTE Cat18 VoLTE Europe model: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66) TD-LTE (34, 38, 39, 40, 41, 42, 46) America model: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71) TD-LTE (34, 38, 39, 40, 41, 46, 48) India model: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26) TD-LTE (34, 38, 39, 40, 41, 46) China model: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26) TD-LTE (34, 38, 39, 40, 41)
Primary 5G network	Not supported	SA/NSA Europe model: (1, 3, 7, 28, 78) America model: (2, 5, 41, 66, 71) India model: (78) China model: (41, 78, 79)
Primary data network	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 800/850/900/1700/1800/1900/2100
Secondary 4G network	Not supported	LTE Cat18 VoLTE
Secondary data network	GPRS, EDGE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
📷 Camera
	Xiaomi Mi 9 (128GB/6GB)	OnePlus 8 Pro (128GB)
Back camera (main camera)	(triple camera) 48 megapixels 16MP ultrawide f/2.213mm1/3.0"1.0µmPDAF 12MP telephoto f/2.254mm1/3.6"1.0µmPDAF2x-optical-zoom	(quad camera) 48 megapixels 48MP ultrawide f/2.213mm1/2.0"0.8µmPDAF 8MP telephoto f/2.41/1.0µmPDAFOIS3x-optical-zoom 5MP depth f/2.4
Main camera resolution	8000x6000 pixels	8000x6000 pixels
Video recording (primary)	4K UHD (3840x2160) 60 fps	4K UHD (3840x2160) 60 fps
Flash	Dual-LED flash	Dual-LED flash
Focal aperture	f/1.8 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	25mm (lens)
Sensor size	1/2" inches	1/1.43" inches
Pixel size	0.8µm pixel	1.12µm pixel
Autofocus	LDAF/PDAF: laser/phase detection autofocus	LDAF/PDAF: laser/phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	OIS: Optical stabilization
Zoom	Digital and optical zoom	Digital and optical zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Supported
HDR	HDR photo on both cameras	HDR photo/video and HDR photo on front camera
Camera extras	feature not registered	1080p@240fps
📸 Front camera
	Xiaomi Mi 9 (128GB/6GB)	OnePlus 8 Pro (128GB)
Front camera (secondary)	20 megapixels	16 megapixels
Front camera resolution	5184x3840 pixels	4608x3456 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	f/2.5 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	1/3" inches
Pixel size	0.9µm pixel	1µm pixel
🔉 Sound and multimedia
	Xiaomi Mi 9 (128GB/6GB)	OnePlus 8 Pro (128GB)
Loudspeaker	Supported	Stereo sound Dolby Atmos
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
	Xiaomi Mi 9 (128GB/6GB)	OnePlus 8 Pro (128GB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 3.1 Type-C, USB OTG On-The-Go
Audio output	Type-C jack with 3.5mm jack adapter	Type-C reversible connector
TV output	Not supported	Not supported
Bluetooth	5.0 + A2DP/LE	5.1 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Supported	Supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, SBAS
NFC	Supported	Supported
Infrared port	Supported	Not supported
🧭 Sensors
	Xiaomi Mi 9 (128GB/6GB)	OnePlus 8 Pro (128GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Xiaomi Mi 9 (128GB/6GB)	OnePlus 8 Pro (128GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3300 mAh	4510 mAh
Charger, watts	27W Wired fast charging	30W (5V/6A) Wired fast charging
Inductive / wireless charging	Qi wireless charging	30W Qi wireless charging 3W Reverse wireless charging
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Xiaomi Mi 9 (128GB/6GB)	OnePlus 8 Pro (128GB)
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: Piano Black, Lavender Violet, Ocean Blue • MIUI 10 • HDR10/DCI-P3 display • Sapphire glass camera cover • Quick Charge 4+ • Fast wireless charging 20W	• Colors: Onyx Black, Glacial Green, Ultramarine Blue • Warp Charge 30T (50% 23min)
☢️ Radiation rate
	Xiaomi Mi 9 (128GB/6GB)	OnePlus 8 Pro (128GB)
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

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Xiaomi Mi 9 (128GB/6GB) vs OnePlus 8 Pro (128GB)

Side by side comparison between Xiaomi Mi 9 vs OnePlus 8 Pro phones, differences, pros, cons and full specifications. What's the better?

What's the better phone? OnePlus 8 Pro (128GB)

📱 Model features

📲 Display

🤖 Operating System

⚙️ Processor

💽 Memory and storage

📶 Mobile networks

📷 Camera

📸 Front camera

🔉 Sound and multimedia

🔌 Connectivity

🧭 Sensors

🔋 Battery

➕ Other features

☢️ Radiation rate