Xiaomi Mi 9 SE (128GB) vs OnePlus 3T (128GB)

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Side by side comparison between Xiaomi Mi 9 SE vs OnePlus 3T phones, differences, pros, cons and full specifications. What's the better?

3/9/2019 12:42 PM, updated: 1/25/2023 4:06 AM

Compare OnePlus 3T X Xiaomi Mi 9 SE (128GB) 14Points

Specifications Compare Models Pictures

5.97"
AMOLED

1080x2340

48
MP

20mp

6GB
RAM

Octa-core

3070
mAh

(Non removable)

05Points OnePlus 3T (128GB) Compare Xiaomi Mi 9 SE X

Specifications Compare Models Pictures

5.5"
AMOLED

1080x1920

16
MP

16mp

6GB
RAM

Quad-core

3400
mAh

(Non removable)

What's the better phone? Xiaomi Mi 9 SE (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!

14 Advantages Xiaomi Mi 9 SE (128GB)	vs	5 Advantages OnePlus 3T (128GB)
+2.3GHz 64bit Octa-core (10nm)38% More powerful processor, you can open your applications faster	vs	2.35GHz 64bit Quad-core
+155 grams (5.43 ounces)2% Lighter	vs	158 grams (5.53 ounces)
+1080x2340 pixels22% Higher resolution screen	vs	1080x1920 pixels
+432 PPI8% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	401 PPI
+5.97"9% Larger screen	vs	5.5"
+(triple camera) 48MP + 13MP + 8MP3 times Higher resolution main camera	vs	(back) 16MP
+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light	vs	LED flash
+1/2" inches40% The larger sensor camera lets you take photos with better depth.	vs	1/2.8" inches
+f/1.8 (aperture)11% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/2.0 (aperture)
+(front) 20MP25% Higher resolution secondary camera to take pictures and selfies	vs	(front) 16MP
+Android 11Advantage Android 11 is newer and safer	vs	Android 6.0.1 Marshmallow
+(4G LTE-A) 800 Mbps167% Faster for surfing the internet and download files	vs	(4G LTE-A) 300 Mbps
+Face unlock 2DAdvantage Sensors help you use the device	vs	Not supported
+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster	vs	4.2 + A2DP
7.45 millimeters (0.29 inches)	vs	+7.35 millimeters (0.29 inches)1% Thinner
EIS: Digital stabilization	vs	+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
Virtual proximity sensor	vs	+Proximity sensorAdvantage Sensors help you use the device
3070 mAh	vs	+3400 mAh11% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Type-C jack with 3.5mm jack adapter	vs	+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores

30 Common items in both devices

6GB LPDDR4X / 6GB LPDDR4

128GB (109GB available) / 128GB (114GB available)

Super AMOLED / Optic AMOLED

16 million

Only digital zoom

LDAF/PDAF: laser/phase detection autofocus / PDAF: phase detection autofocus

HDR photo on both cameras / HDR photo/video on both cameras

+23 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 SE (128GB)	OnePlus 3T (128GB)
Change model		Choose the model
Model	Xiaomi Mi 9 SE (128GB)	OnePlus 3T (128GB)
Other model names	小米9 SE M1903F2G, M1903F2A, Xiaomi Grus	OnePlus Three, OnePlus 3T Dual-Sim
Country or region available	(Global, International), China	(Global, International), Canada, China, USA, (Europe), Hong Kong
Brand	Xiaomi	OnePlus
Release date	3/1/2019, Announced: 2/20/2019	11/22/2016
Depth	7.45 millimeters (0.29 inches)	7.35 millimeters (0.29 inches)
Size (width x height)	70.5 x 147.5 millimeters (2.78 x 5.81 in)	74.7 x 152.7 millimeters (2.94 x 6.01 in)
Weight	155 grams (5.43 ounces)	158 grams (5.53 ounces)
Build, materials	Aluminum frame, glass front/back	feature not registered
Protection against water and others	Not supported	Not supported
📲 Display
	Xiaomi Mi 9 SE (128GB)	OnePlus 3T (128GB)
Display type	Super AMOLED	Optic AMOLED
Screen size	5.97" inches	5.5" inches
Screen-to-body ratio	~84.1% (screen-to-body ratio)	~73.1% (screen-to-body ratio)
Display resolution	1080x2340 pixels (19.5:9)	1080x1920 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	432 PPI	401 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 5	Gorilla Glass 4
Refresh rate	60Hz	feature not registered
Display features	HDR8	feature not registered
🤖 Operating System
	Xiaomi Mi 9 SE (128GB)	OnePlus 3T (128GB)
System version	Android 9.0 Pie	Android 6.0.1 Marshmallow
Firmware update	Android 11	feature not registered
User Interface	MIUI 10 / 11 / 12.5	feature not registered
⚙️ Processor
	Xiaomi Mi 9 SE (128GB)	OnePlus 3T (128GB)
Chipset	64bit: Qualcomm Snapdragon 712 (SDM712) (10nm)	64bit: Qualcomm Snapdragon 821 MSM8996 (14nm)
CPU	Octa-core, 2 processors: 2x 2.3GHz Kryo 360 Gold (Dual-core) 6x 1.7GHz Kryo 360 Silver (Hexa-core)	Quad-core, 2 processors: 2x 2.35GHz Kryo (Dual-core) 2x 1.6GHz Kryo (Dual-core)
GPU graphical controller	Qualcomm Adreno 616 (610MHz)	Qualcomm Adreno 530
Performance (benchmark)	AnTuTu: 180057 (v7) Geekbench: 6017 (v4.4) GFXBench: 14fps (ES 3.1 onscreen)	feature not registered
💽 Memory and storage
	Xiaomi Mi 9 SE (128GB)	OnePlus 3T (128GB)
RAM memory	6GB LPDDR4X	6GB LPDDR4
Internal storage	128GB (109GB available) UFS 2.0	128GB (114GB available)
External storage	Not supported	Not supported
📶 Mobile networks
	Xiaomi Mi 9 SE (128GB)	OnePlus 3T (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	800/150 Mbps	300/50 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G
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	GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100	North America model: CDMA2000 EV-DO UMTS 850/900/1700/1900/2100 Europe/Asia model: UMTS 850/900/1900/2100 China model: CDMA2000 EV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100
Primary 4G network	LTE Cat15 (1, 3, 5, 7, 8) TD-LTE (34, 38, 39, 40, 41) VoLTE	LTE Cat6 North America model: LTE (Bands 1,2,4,5,7,8,12,17,30) Europe/Asia model: LTE (Bands 1,3,5,7,8,20) TD-LTE (Bands 38,40) China model: LTE (Bands 1,3,5,7,8) TD-LTE (Bands 38,39,40,41)
Primary 5G network	Not supported	Not supported
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
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	UMTS 850/900/1900/2100	Not supported
Secondary 4G network	LTE Cat15 (1, 3, 5, 7, 8) TD-LTE (34, 38, 39, 40, 41) VoLTE	Not supported
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE
📷 Camera
	Xiaomi Mi 9 SE (128GB)	OnePlus 3T (128GB)
Back camera (main camera)	(triple camera) 48 megapixels 13MP ultrawide f/2.41.12µm 8MP telephoto f/2.41.12µmPDAF	16 megapixels
Main camera resolution	8000x6000 pixels	4608x3456 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 30 fps
Flash	Dual-LED flash	LED flash
Focal aperture	f/1.8 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/2" inches	1/2.8" inches
Pixel size	0.8µm pixel	1.12µm pixel
Autofocus	LDAF/PDAF: laser/phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	OIS: Optical stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Not supported
HDR	HDR photo on both cameras	HDR photo/video on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Xiaomi Mi 9 SE (128GB)	OnePlus 3T (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/2.0 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	0.9µm pixel	1µm pixel
🔉 Sound and multimedia
	Xiaomi Mi 9 SE (128GB)	OnePlus 3T (128GB)
Loudspeaker	Mono sound (not stereo)	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, DivX, XviD, MKV, WMV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Xiaomi Mi 9 SE (128GB)	OnePlus 3T (128GB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 2.0 Type-C reversible connector
Audio output	Type-C jack with 3.5mm jack adapter	3.5mm jack
TV output	USB Type-C (reversible)	Not supported
Bluetooth	5.0 + A2DP/LE	4.2 + A2DP
WiFi	802.11 a/b/g/n/ac [wifi5] (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	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Supported	Supported
Infrared port	Supported	Not supported
🧭 Sensors
	Xiaomi Mi 9 SE (128GB)	OnePlus 3T (128GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Virtual proximity sensor	Accelerometer Ambient light sensor Compass Fingerprint sensor Gesture Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Xiaomi Mi 9 SE (128GB)	OnePlus 3T (128GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable) 5V 4A
Battery capacity	3070 mAh	3400 mAh
Charger, watts	18W Wired fast charging	Wired charging
Inductive / wireless charging	Not supported	feature not registered
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Xiaomi Mi 9 SE (128GB)	OnePlus 3T (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: Gray, Violet, Blue	• Colors: Gunmetal • USB OTG On-The-Go • Aluminum body • OxygenOS 3.5 • LED notification (RGB) • Rear camera: Sony IMX298 sensor • Front camera: Samsung 3P8SP sensor • Slow motion 720p@120fps • Dash charge • Fast battery charging: 60% in 30min • Dirac HD Sound • Miracast • WiFi dual-band
☢️ Radiation rate
	Xiaomi Mi 9 SE (128GB)	OnePlus 3T (128GB)
SAR 1.6W/kg (USA, Mexico, etc.)	1.39W/kg (head), 1.39W/kg (body)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	1.19W/kg (head), 1.17W/kg (body)	feature not registered