Quantum V vs Xiaomi Redmi Note 9 Pro Max (128GB/6GB)

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Side by side comparison between Quantum V vs Xiaomi Redmi Note 9 Pro Max phones, differences, pros, cons and full specifications. What's the better?

3/15/2020 4:49 PM, updated: 6/23/2023 8:33 AM

Compare Xiaomi Redmi Note 9 Pro Max X Quantum V 04Points

Specifications Compare Models Pictures

5.5"
IPS

1080x1920

13
MP

8mp

4GB
RAM

Octa-core

4000
mAh

(Non removable)

24Points Xiaomi Redmi Note 9 Pro Max (128GB/6GB) Compare Quantum V X

Specifications Compare Models Pictures

6.67"
IPS

1080x2400

64
MP

32mp

6GB
RAM

Octa-core

5020
mAh

(Non removable)

What's the better phone? Xiaomi Redmi Note 9 Pro Max (128GB/6GB)

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!

4 Advantages Quantum V	vs	24 Advantages Xiaomi Redmi Note 9 Pro Max (128GB/6GB)
+203 grams (7.11 ounces)3% Lighter	vs	209 grams (7.32 ounces)
+Aluminum body, glass front, aluminum back with plastic endsAdvantage More resistant material	vs	Plastic body, glass front/back
+401 PPI2% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	395 PPI
+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light	vs	LED flash
1.5GHz 64bit Octa-core (28nm)	vs	+2.3GHz 64bit Octa-core89% 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 (106GB available)100% More internal storage for applications and files
Until 256GB microSD, microSDXC	vs	+Until 512GB microSD, microSDXC100% More external storage for files using memory cards
10.3 millimeters (0.41 inches)	vs	+8.8 millimeters (0.35 inches)17% Thinner
1080x1920 pixels	vs	+1080x2400 pixels25% Higher resolution screen
5.5"	vs	+6.67"21% Larger screen
(back) 13MP	vs	+(quad camera) 64MP + 8MP + 5MP + 2MP5 times Higher resolution main camera
(front) 8MP	vs	+(front) 32MP3 times 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 10Advantage Android 10 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 unlock 2DAdvantage Sensors help you use the device
4000 mAh	vs	+5020 mAh26% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
10W	vs	+33W2 times 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.
2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)	vs	+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.
Not supported	vs	+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos
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
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely
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
Not supported	vs	+P2i certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

24 Common items in both devices

TFT IPS LCD

16 million

Only digital zoom

Autofocus / PDAF: phase detection autofocus

EIS: Digital stabilization

HDR photo on both cameras

4G LTE-A

+17 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	Redmi Note 9 Pro Max (128GB/6GB)
Change model		Choose the model
Model	Quantum V	Redmi Note 9 Pro Max (128GB/6GB)
Other model names	Positivo Quantum V 4G 64GB, Quantum QX2	Xiaomi Note 9 Pro Max (6GB RAM)
Country or region available	Brazil	India, (Global, International)
Brand	Quantum	Xiaomi
Release date	8/29/2017	3/25/2020
Depth	10.3 millimeters (0.41 inches)	8.8 millimeters (0.35 inches)
Size (width x height)	75.6 x 153 millimeters (2.98 x 6.02 in)	76.68 x 165.5 millimeters (3.02 x 6.52 in)
Weight	203 grams (7.11 ounces)	209 grams (7.32 ounces)
Build, materials	Aluminum body, glass front, aluminum back with plastic ends	Plastic body, glass front/back
Protection against water and others	Not supported	P2i certified: water repellent nano-coating
📲 Display
	Quantum V	Redmi Note 9 Pro Max (128GB/6GB)
Display type	TFT IPS LCD	TFT IPS LCD
Screen size	5.5" inches	6.67" inches
Screen-to-body ratio	~72.1% (screen-to-body ratio)	~84.6% (screen-to-body ratio)
Display resolution	1080x1920 pixels	1080x2400 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	401 PPI	395 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	Redmi Note 9 Pro Max (128GB/6GB)
System version	Android 7.0 Nougat	Android 10
Firmware update	feature not registered	feature not registered
User Interface	feature not registered	feature not registered
⚙️ Processor
	Quantum V	Redmi Note 9 Pro Max (128GB/6GB)
Chipset	64bit: MediaTek MT6750 (28nm)	64bit: Qualcomm Snapdragon 720G SM7125 (8nm)
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 2.3GHz Kryo 465 Gold (Dual-core) 6x 1.8GHz Kryo 465 Silver (Hexa-core)
GPU graphical controller	ARM Mali-T860 MP2 (520MHz)	Qualcomm Adreno 618
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Quantum V	Redmi Note 9 Pro Max (128GB/6GB)
RAM memory	4GB LPDDR3	6GB LPDDR4X
Internal storage	64GB (53GB available)	128GB (106GB available) UFS 2.1
External storage	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Until 512GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Quantum V	Redmi Note 9 Pro Max (128GB/6GB)
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 (dedicated slot)
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	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/1900/2100	UMTS 850/900/1900/2100
Primary 4G network	LTE Cat6 (2, 3, 4, 7, 28)	LTE Cat15/13 (Bands 1, 3, 5, 8, 20, 28) TD-LTE (Bands 40, 41) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A	GPRS, EDGE, UMTS, 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	Redmi Note 9 Pro Max (128GB/6GB)
Back camera (main camera)	13 megapixels	(quad camera) 64 megapixels 8MP ultrawide f/2.213mm1/4"1.12µm 5MP macro f/2.41.12µm 2MP depth f/2.4
Main camera resolution	4128x3096 pixels	10120x6328 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	1/1.72" inches
Pixel size	feature not registered	0.8µm 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	Redmi Note 9 Pro Max (128GB/6GB)
Front camera (secondary)	8 megapixels	32 megapixels
Front camera resolution	3264x2448 pixels	6528x4896 pixels
Video recording (secondary)	HD (1280x720)	Full HD (1920x1080)
Front flash	LED	Not supported
Focal aperture	feature not registered	feature not registered
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	1/2.8" inches
Pixel size	feature not registered	0.8µm pixel
🔉 Sound and multimedia
	Quantum V	Redmi Note 9 Pro Max (128GB/6GB)
Loudspeaker	Mono sound (not stereo)	Supported
Active noise cancellation	Not supported	2 microphones or more
Radio	FM	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, OGG, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Quantum V	Redmi Note 9 Pro Max (128GB/6GB)
USB	MicroUSB 2.0	USB 2.0 Type-C reversible connector
Audio output	3.5mm jack	3.5mm jack
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, NavIC
NFC	Not supported	Supported
Infrared port	Not supported	Supported
🧭 Sensors
	Quantum V	Redmi Note 9 Pro Max (128GB/6GB)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Quantum V	Redmi Note 9 Pro Max (128GB/6GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	4000 mAh	5020 mAh
Charger, watts	10W Wired charging	33W 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	Redmi Note 9 Pro Max (128GB/6GB)
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: Aurora Blue, Glacier White, Interstellar Black • 20:9 display (450 nits) • MIUI 11
☢️ Radiation rate
	Quantum V	Redmi Note 9 Pro Max (128GB/6GB)
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