Xiaomi Mi A3 (128GB) vs OnePlus 7T (256GB)

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Side by side comparison between Xiaomi Mi A3 vs OnePlus 7T phones, differences, pros, cons and full specifications. What's the better?

3/22/2020 7:16 AM, updated: 11/22/2021 5:20 PM

Compare OnePlus 7T X Xiaomi Mi A3 (128GB) 07Points

Specifications Compare Models Pictures

6.088"
AMOLED

720x1560

48
MP

32mp

4GB
RAM

Octa-core

4030
mAh

(Non removable)

20Points OnePlus 7T (256GB) Compare Xiaomi Mi A3 X

Specifications Compare Models Pictures

6.55"
AMOLED

1080x2400

48
MP

16mp

8GB
RAM

Octa-core

3800
mAh

(Non removable)

What's the better phone? OnePlus 7T (256GB)

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!

7 Advantages Xiaomi Mi A3 (128GB)	vs	20 Advantages OnePlus 7T (256GB)
+Until 512GB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+174 grams (6.09 ounces)9% Lighter	vs	190 grams (6.65 ounces)
+(front) 32MP101% Higher resolution secondary camera to take pictures and selfies	vs	(front) 16MP
+Android 11Advantage Android 11 is newer and safer	vs	Android 10
+4030 mAh6% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	3800 mAh
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C reversible connector
+FMAdvantage The radio lets you listen to your songs and sports in general	vs	Not supported
2GHz 64bit Octa-core (11nm)	vs	+2.96GHz 64bit Octa-core (7nm)36% More powerful processor, you can open your applications faster
4GB LPDDR4X	vs	+8GB LPDDR4X100% More RAM memory. Typically more responsive and better for multitasking.
128GB (109GB available)	vs	+256GB (223GB available)105% More internal storage for applications and files
UFS 2.1	vs	+UFS 3.0Advantage Fastest write and read storage.
8.5 millimeters (0.33 inches)	vs	+8.1 millimeters (0.32 inches)5% Thinner
Not supported	vs	+HDR10+Advantage The HDR10+ display provides vibrant colors and more details
60Hz	vs	+90Hz50% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
720x1560 pixels	vs	+1080x2400 pixels131% Higher resolution screen
282 PPI	vs	+402 PPI43% Crisper display of text, images and videos because it has more pixels per inch (ppi)
6.088"	vs	+6.55"8% Larger screen
(triple camera) 48MP + 8MP + 2MP	vs	+(triple camera) 48MP + 12MP + 16MP31% Higher resolution main camera
LED flash	vs	+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light
Only digital zoom	vs	+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures
EIS: Digital stabilization	vs	+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
f/1.8 (aperture)	vs	+f/1.6 (aperture)13% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(4G LTE-A) 450 Mbps	vs	+(4G LTE-A) 1200 Mbps167% Faster for surfing the internet and download files
18W	vs	+30W67% 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.
Not supported	vs	+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely
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.

29 Common items in both devices

Aluminum frame, glass front/back

Super AMOLED / Fluid AMOLED

16 million

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

HDR photo on both cameras

1/2" inches

4K UHD (3840x2160)

+22 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 A3 (128GB)	OnePlus 7T (256GB)
Change model		Choose the model
Model	Xiaomi Mi A3 (128GB)	OnePlus 7T (256GB)
Other model names	Xiaomi Mi A3 (Android One), M1906F9SH, M1906F9SI	OnePlus 7T (256GB + 8GB RAM), HD1900, HD1901, HD1903, HD1905
Country or region available	(Global, International)	China, Hong Kong, India
Brand	Xiaomi	OnePlus
Release date	7/24/2019, Announced: 7/17/2019	10/1/2019
Depth	8.5 millimeters (0.33 inches)	8.1 millimeters (0.32 inches)
Size (width x height)	71.85 x 153.48 millimeters (2.83 x 6.04 in)	74.4 x 160.9 millimeters (2.93 x 6.33 in)
Weight	174 grams (6.09 ounces)	190 grams (6.65 ounces)
Build, materials	Aluminum frame, glass front/back	Aluminum frame, glass front/back
Protection against water and others	Not supported	Not supported
📲 Display
	Xiaomi Mi A3 (128GB)	OnePlus 7T (256GB)
Display type	Super AMOLED	Fluid AMOLED
Screen size	6.088" inches	6.55" inches
Screen-to-body ratio	~82.5% (screen-to-body ratio)	~86.5% (screen-to-body ratio)
Display resolution	720x1560 pixels (19.5:9)	1080x2400 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	282 PPI	402 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 5	Gorilla Glass 5
Refresh rate	60Hz	90Hz
Display features	Not supported	HDR10+
🤖 Operating System
	Xiaomi Mi A3 (128GB)	OnePlus 7T (256GB)
System version	Android 9.0 Pie	Android 10
Firmware update	Android 11	feature not registered
User Interface	Android One	feature not registered
⚙️ Processor
	Xiaomi Mi A3 (128GB)	OnePlus 7T (256GB)
Chipset	64bit: Qualcomm Snapdragon 665 (SM6125) (11nm)	64bit: Qualcomm Snapdragon 855+ (SM8150-AC) (7nm)
CPU	Octa-core, 2 processors: 4x 2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (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 610	Qualcomm Adreno 640 (672MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Xiaomi Mi A3 (128GB)	OnePlus 7T (256GB)
RAM memory	4GB LPDDR4X	8GB LPDDR4X
Internal storage	128GB (109GB available) UFS 2.1	256GB (223GB available) UFS 3.0
External storage	Until 512GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Not supported
📶 Mobile networks
	Xiaomi Mi A3 (128GB)	OnePlus 7T (256GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)	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	450/50 Mbps	1200/150 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	GSM 850/900/1800/1900	CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G network	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 Cat9 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40) VoLTE	LTE Cat18 TD-LTE (Bands 34, 38, 39, 40, 41) VoLTE China, India version: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 29) America version: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 46, 66, 71) Europe: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 32, 66)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, 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 850/900/1700/1900/2100	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+	GPRS, EDGE
📷 Camera
	Xiaomi Mi A3 (128GB)	OnePlus 7T (256GB)
Back camera (main camera)	(triple camera) 48 megapixels 8MP ultrawide f/2.21/4.0"1.12µm 2MP depth f/2.4	(triple camera) 48 megapixels 12MP telephoto f/2.251mm2x-optical-zoomPDAF1.0µm 16MP ultrawide f/2.217mmAF
Main camera resolution	8000x6000 pixels	8000x6000 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 60 fps
Flash	LED flash	Dual-LED flash
Focal aperture	f/1.8 (aperture)	f/1.6 (aperture)
Focal length	feature not registered	26mm (lens)
Sensor size	1/2" inches	1/2" inches
Pixel size	0.8µm pixel	0.8µm pixel
Autofocus	PDAF: phase detection autofocus	LDAF/PDAF: laser/phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	OIS: Optical stabilization
Zoom	Only digital zoom	Digital and optical 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 on both cameras
Camera extras	1080p@120fps	feature not registered
📸 Front camera
	Xiaomi Mi A3 (128GB)	OnePlus 7T (256GB)
Front camera (secondary)	32 megapixels	16 megapixels
Front camera resolution	6528x4896 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	26mm (lens)	25mm (lens)
Sensor size	1/2.8" inches	1/3" inches
Pixel size	0.8µm pixel	1µm pixel
🔉 Sound and multimedia
	Xiaomi Mi A3 (128GB)	OnePlus 7T (256GB)
Loudspeaker	Mono sound (not stereo)	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	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 A3 (128GB)	OnePlus 7T (256GB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 3.1 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	Type-C reversible connector
TV output	Not supported	Not supported
Bluetooth	5.0 + A2DP/LE	5.0 + 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 [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Not supported	Supported
Infrared port	Supported	Not supported
🧭 Sensors
	Xiaomi Mi A3 (128GB)	OnePlus 7T (256GB)
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 A3 (128GB)	OnePlus 7T (256GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	4030 mAh	3800 mAh
Charger, watts	18W (9V/2A) Wired fast charging Quick Charge 3	30W (5V/6A) Wired fast 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 A3 (128GB)	OnePlus 7T (256GB)
Call control	Voice dialing, Voice recorder	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, White, Blue	• Colors: Frosted Silver, Glacier Blue • Display DCI-P3 100%, 90Hz, HDR10+ • Warp Charge 30 battery
☢️ Radiation rate
	Xiaomi Mi A3 (128GB)	OnePlus 7T (256GB)
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