Quantum V vs Xiaomi Mi 8 SE (128GB)

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

8/21/2018 8:44 PM, updated: 6/23/2023 8:33 AM

Compare Xiaomi Mi 8 SE X Quantum V 05Points

Specifications Compare Models Pictures

5.5"
IPS

1080x1920

13
MP

8mp

4GB
RAM

Octa-core

4000
mAh

(Non removable)

21Points Xiaomi Mi 8 SE (128GB) Compare Quantum V X

Specifications Compare Models Pictures

5.88"
AMOLED

1080x2248

12
MP

20mp

6GB
RAM

Octa-core

3120
mAh

(Non removable)

What's the better phone? Xiaomi Mi 8 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!

5 Advantages Quantum V	vs	21 Advantages Xiaomi Mi 8 SE (128GB)
+Until 256GB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light	vs	LED flash
+4000 mAh28% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	3120 mAh
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C jack with 3.5mm jack adapter
+FMAdvantage The radio lets you listen to your songs and sports in general	vs	Not supported
1.5GHz 64bit Octa-core (28nm)	vs	+2.2GHz 64bit Octa-core80% More powerful processor, you can open your applications faster
4GB LPDDR3	vs	+6GB LPDDR4X50% More RAM memory. Typically more responsive and better for multitasking.
64GB (53GB available)	vs	+128GB (110GB available)108% More internal storage for applications and files
203 grams (7.11 ounces)	vs	+164 grams (5.74 ounces)24% Lighter
10.3 millimeters (0.41 inches)	vs	+7.5 millimeters (0.3 inches)37% Thinner
TFT IPS LCD	vs	+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid
1080x1920 pixels	vs	+1080x2248 pixels17% Higher resolution screen
401 PPI	vs	+424 PPI6% Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.5"	vs	+5.88"7% Larger screen
(back) 13MP	vs	+(dual camera) 12MP + 5MP33% Higher resolution main camera
(front) 8MP	vs	+(front) 20MP149% Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)	vs	+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera
(front) HD (1280x720)	vs	+(front) Full HD (1920x1080)125% More image quality for recording videos with the secondary camera
Android 7.0 Nougat	vs	+Android 9.0 PieAdvantage Android 9.0 Pie is newer and safer
(4G LTE-A) 300 Mbps	vs	+(4G LTE-A) 800 Mbps167% Faster for surfing the internet and download files
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
10W	vs	+18W80% 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 b/g/n [wifi4]	vs	+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
4.0 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
MicroUSB 2.0	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.
Not supported	vs	+Gorilla Glass 5Advantage Protection against scratches on the screen lets you carry your phone with your keys

20 Common items in both devices

Aluminum body, glass front, aluminum back with plastic ends / Aluminum frame, glass front/back

16 million

Only digital zoom

Autofocus / PDAF: phase detection autofocus

EIS: Digital stabilization

HDR photo on both cameras

4G LTE-A

+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
	Quantum V	Xiaomi Mi 8 SE (128GB)
Change model		Choose the model
Model	Quantum V	Xiaomi Mi 8 SE (128GB)
Other model names	Positivo Quantum V 4G 64GB, Quantum QX2	小米8 SE, Xiaomi Mi8 SE (128GB + 6GB RAM), Xiaomi Sirius
Country or region available	Brazil	China, Hong Kong
Brand	Quantum	Xiaomi
Release date	8/29/2017	6/1/2018
Depth	10.3 millimeters (0.41 inches)	7.5 millimeters (0.3 inches)
Size (width x height)	75.6 x 153 millimeters (2.98 x 6.02 in)	73.09 x 147.28 millimeters (2.88 x 5.8 in)
Weight	203 grams (7.11 ounces)	164 grams (5.74 ounces)
Build, materials	Aluminum body, glass front, aluminum back with plastic ends	Aluminum frame, glass front/back
Protection against water and others	Not supported	Not supported
📲 Display
	Quantum V	Xiaomi Mi 8 SE (128GB)
Display type	TFT IPS LCD	Super AMOLED
Screen size	5.5" inches	5.88" inches
Screen-to-body ratio	~72.1% (screen-to-body ratio)	~80.9% (screen-to-body ratio)
Display resolution	1080x1920 pixels	1080x2248 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	401 PPI	424 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 5
Refresh rate	60Hz	feature not registered
Display features	2.5D glass	feature not registered
🤖 Operating System
	Quantum V	Xiaomi Mi 8 SE (128GB)
System version	Android 7.0 Nougat	Android 8.1 Oreo
Firmware update	feature not registered	Android 9.0 Pie
User Interface	feature not registered	feature not registered
⚙️ Processor
	Quantum V	Xiaomi Mi 8 SE (128GB)
Chipset	64bit: MediaTek MT6750 (28nm)	64bit: Qualcomm Snapdragon 710 SDM710 (10nm)
CPU	Octa-core, 2 processors: 4x 1.5GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core)	Octa-core, 2 processors: 2x 2.2GHz Kryo 360 Gold (Dual-core) 6x 1.7GHz Kryo 360 Silver (Hexa-core)
GPU graphical controller	ARM Mali-T860 MP2 (520MHz)	Qualcomm Adreno 616 500Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Quantum V	Xiaomi Mi 8 SE (128GB)
RAM memory	4GB LPDDR3	6GB LPDDR4X
Internal storage	64GB (53GB available)	128GB (110GB available) eMMC 5.1
External storage	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Not supported
📶 Mobile networks
	Quantum V	Xiaomi Mi 8 SE (128GB)
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) micro-SIM (3FF) and nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	300/50 Mbps	800/150 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, GSM 850/900/1800/1900
Primary 3G network	UMTS 850/1900/2100	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100
Primary 4G network	LTE Cat6 (2, 3, 4, 7, 28)	LTE Cat15 (Bands 1,3,5,7,8,20) TD-LTE (Bands 34,38,39,40,41) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, 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	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	GPRS, EDGE
📷 Camera
	Quantum V	Xiaomi Mi 8 SE (128GB)
Back camera (main camera)	13 megapixels	(dual camera) 12 megapixels 5MP depth f/2.01.12µm
Main camera resolution	4128x3096 pixels	4000x3000 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash on both cameras	LED flash
Focal aperture	feature not registered	f/1.9 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	1/2.55" inches
Pixel size	feature not registered	1.4µm pixel
Autofocus	Autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	EIS: Digital 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 on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Quantum V	Xiaomi Mi 8 SE (128GB)
Front camera (secondary)	8 megapixels	20 megapixels
Front camera resolution	3264x2448 pixels	5184x3840 pixels
Video recording (secondary)	HD (1280x720)	Full HD (1920x1080)
Front flash	LED	Not supported
Focal aperture	feature not registered	f/2.0 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	1µm pixel
🔉 Sound and multimedia
	Quantum V	Xiaomi Mi 8 SE (128GB)
Loudspeaker	Mono sound (not stereo)	Supported
Active noise cancellation	Not supported	2 microphones or more
Radio	FM	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263	MP4, H.265, H.264, H.263, DivX, XviD, WMV
Audio formats	MP3, WAV, OGG, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Quantum V	Xiaomi Mi 8 SE (128GB)
USB	MicroUSB 2.0	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	Type-C jack with 3.5mm jack adapter
TV output	Not supported	Not supported
Bluetooth	4.0 + A2DP	5.0 + A2DP/LE
WiFi	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Not supported	Not supported
Infrared port	Not supported	Supported
🧭 Sensors
	Quantum V	Xiaomi Mi 8 SE (128GB)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Quantum V	Xiaomi Mi 8 SE (128GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	4000 mAh	3120 mAh
Charger, watts	10W Wired charging	18W Wired fast charging
Inductive / wireless charging	Not supported	feature not registered
Talk time autonomy	28 hours (1.2 days)	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Quantum V	Xiaomi Mi 8 SE (128GB)
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: Blue • Aluminum and plastic body • Screen protector included • Silicon case included • Built-in Microvision PicoP laser projector • Projector: 720p resoultion, 31 Lumen and 5000:1 contrast • Projector: 80-inch images at 2 meters away	• Colors: Gray, Blue, Red, Gold • MIUI 9.5 • 18.7:9 / DCI-P3 / HDR10 display • Quick Charge 3.0 • WiFi display
☢️ Radiation rate
	Quantum V	Xiaomi Mi 8 SE (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