Skip to content

Xiaomi Mi 6X (64GB/6GB) vs Xiaomi Redmi Note 9 (64GB/4GB)

Side by side comparison between Xiaomi Mi 6X vs Xiaomi Redmi Note 9 phones, differences, pros, cons with full specifications. What's the better?

,
Xiaomi Mi 6X (64GB/6GB)
5.99"
IPS

1080x2160

12
MP

20mp

6GB
RAM

64bit Octa

3000
mAh

(Non removable)

vs
11PointsXiaomi Redmi Note 9 (64GB/4GB)Compare Xiaomi Mi 6X X
Xiaomi Redmi Note 9 (64GB/4GB)
6.53"
IPS

1080x2340

48
MP

13mp

4GB
RAM

64bit Octa

5020
mAh

(Non removable)

What's the better phone? Xiaomi Redmi Note 9 (64GB/4GB)

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!

Mi 6X (64GB/6GB)9 Advantages Xiaomi Mi 6X (64GB/6GB)vsRedmi Note 9 (64GB/4GB)11 Advantages Xiaomi Redmi Note 9 (64GB/4GB)
+2.2Ghz 64bit Octa-Core1%
More powerful processor, you can open your applications faster
vs2Ghz 64bit Octa-Core
+6GB LPDDR4X50%
More RAM memory. Typically more responsive and better for multitasking.
vs4GB LPDDR4X
+168 grams (5.88 ounces)18%
Lighter
vs199 grams (6.97 ounces)
+7.3 millimeters (0.29 inches)22%
Thinner
vs8.9 millimeters (0.35 inches)
+Aluminum body, glass frontAdvantage
More resistant material
vsPlastic body, glass front
+403 PPI2%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs395 PPI
+Dual-LED on main camera and LED on front cameraAdvantage
The Dual-LED on main camera and LED on front camera helps in dark places or in low light
vsLED flash
+(front) 20MP56%
Higher resolution secondary camera to take pictures and selfies
vs(front) 13MP
+4K UHD (3840x2160)3 times
More image quality for recording videos with the primary camera
vsFull HD (1920x1080)
Not supportedvs+Until 512GB microSD, microSDXCAdvantage
More external storage for files using memory cards
1080x2160 pixelsvs+1080x2340 pixels8%
Higher resolution screen
5.99"vs+6.53"9%
Larger screen
(dual camera) 12MP + 20MPvs+(quad camera) 48MP + 8MP + 2MP + 2MP88%
Higher resolution main camera
1/2.9" inchesvs+1/2" inches45%
The larger sensor camera lets you take photos with better depth.
Android 8.1 Oreovs+Android 10Advantage
Android 10 is newer and safer
(4G+ LTE-A) 600 Mbpsvs+(4G+ LTE-A) 800 Mbps33%
Faster for surfing the internet and download files
Type-C jack with 3.5mm jack adaptervs+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
3000 mAhvs+5020 mAh67%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supportedvs+FMAdvantage
The radio lets you listen to your songs and sports in general
Not supportedvs+Water repellent nano-coating (don't immerse)Advantage
Protection against water allows you talk to your friends in the rain, for example

33 Common items in both devices
64GB (51GB available) / 64GB (50GB available)
eMMC 5.1
LTPS IPS LCD / TFT IPS LCD
16 million
Only digital zoom
PDAF: phase detection autofocus
EIS: Digital stabilization
+26 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differencesClear highlight
Physical featuresXiaomi Mi 6X (64GB/6GB)Xiaomi Redmi Note 9 (64GB/4GB)
ModelMi 6X (64GB/6GB)Redmi Note 9 (64GB/4GB)
Other model names小米6X, Xiaomi Mi 6X M1804D2SE, M1804D2SC, Xiaomi WayneXiaomi Redmi Note 9 M2003J15SS
Country or region availableChinaHong Kong
China, Hong Kong
India
India
BrandXiaomiXiaomi
Release dateJune, 2018April, 2020
Depth7.3 millimeters (0.29 inches)8.9 millimeters (0.35 inches)
Size (width x height)75.4 x 158.7 millimeters (2.97 x 6.25 in)77.2 x 162.3 millimeters (3.04 x 6.39 in)
Weight168 grams (5.88 ounces)199 grams (6.97 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsAluminum body, glass frontPlastic body, glass front
Protection against water and othersNot supportedWater repellent nano-coating (don't immerse)
System (OS)Xiaomi Mi 6X (64GB/6GB)Xiaomi Redmi Note 9 (64GB/4GB)
Operating systemAndroid 8.1 OreoAndroid 10
Firmware updatefeature not registeredfeature not registered
HardwareXiaomi Mi 6X (64GB/6GB)Xiaomi Redmi Note 9 (64GB/4GB)
Chipset64bit - Qualcomm Snapdragon 660 SDM660 (14nm)64bit - MediaTek Helio G85 (12nm)
CPU processorOcta-Core, 2 processors:
2.2Ghz Quad-Core Kryo 260 Gold
1.8Ghz Quad-Core Kryo 260 Silver
Octa-Core, 2 processors:
2Ghz Dual-Core ARM-Cortex-A75
1.8Ghz Hexa-Core ARM-Cortex-A55
GPU graphical controllerQualcomm Adreno 512 650MhzARM Mali-G52 MC2 1Ghz
RAM memory6GB LPDDR4X4GB LPDDR4X
Internal storage64GB (51GB available)
eMMC 5.1
64GB (50GB available)
eMMC 5.1
External storageNot supportedUntil 512GB microSD, microSDXC
(dedicated slot)
DisplayXiaomi Mi 6X (64GB/6GB)Xiaomi Redmi Note 9 (64GB/4GB)
Display typeLTPS IPS LCDTFT IPS LCD
Screen size5.99" inches6.53" inches
Screen-to-body ratio~77.4% (screen-to-body ratio)~83.5% (screen-to-body ratio)
Display resolution1080x2160 pixels1080x2340 pixels (19.5:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)403 PPI395 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 5Gorilla Glass 5
Display featuresfeature not registered60Hz, 450 nits
Mobile networksXiaomi Mi 6X (64GB/6GB)Xiaomi Redmi Note 9 (64GB/4GB)
Dual-SIMDual-SIM Standby - Call active on one sim cardDual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum download/upload600/150 Mbps800/150 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bandsExpand band detailsCollapse details
GSM Mhz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkCDMA 800, GSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkCDMA2000 1xEV-DO
TD-SCDMA 1900/2000
UMTS 850/900/1900/2100
UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat12 (Bands 1,3,5,7,8)
TD-LTE (Bands 34,38,39,40,41)
VoLTE
LTE Cat15/13 (Bands 1, 2, 3, 4, 5, 7, 8, 20, 28)
TD-LTE (Bands 38, 40, 41)
VoLTE
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGEGPRS, EDGE
CallingXiaomi Mi 6X (64GB/6GB)Xiaomi Redmi Note 9 (64GB/4GB)
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingSupportedSupported
Call controlVoice dialing, Voice recorderVoice dialing, Voice recorder, Voice commands
CameraXiaomi Mi 6X (64GB/6GB)Xiaomi Redmi Note 9 (64GB/4GB)
Back camera (main camera)(dual camera)
12 megapixels
20MPf/1.81/2.8"1.0µm
(quad camera)
48 megapixels
8MP ultrawidef/2.213mm1/4"1.12µm118º
2MP macrof/2.41.75µmAF
2MP depthf/2.41/5"1.7µm
Main camera resolution4000x3000 pixels8000x6000 pixels
Video recording (primary)4K UHD (3840x2160) 30 fpsFull HD (1920x1080) 30 fps
FlashDual-LED on main camera and LED on front cameraLED flash
Focal aperturef/1.8 (aperture)f/1.8 (aperture)
Focal lengthfeature not registered26mm lens
Sensor size1/2.9" inches1/2" inches
Pixel size1.25µm pixel0.8µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo on both camerasHDR photo on both cameras
2ª cameraXiaomi Mi 6X (64GB/6GB)Xiaomi Redmi Note 9 (64GB/4GB)
Front camera (secondary)20 megapixels13 megapixels
Front camera resolution5164x3872 pixels4128x3096 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashLEDNot supported
Focal aperturef/2.2 (aperture)f/2.3 (aperture)
Focal lengthfeature not registered29mm lens
Sensor size1/2.8" inches1/3.06" inches
Pixel size1µm pixel1.12µm pixel
MultimediaXiaomi Mi 6X (64GB/6GB)Xiaomi Redmi Note 9 (64GB/4GB)
RadioNot supportedFM
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, OGG, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC
ConnectivityXiaomi Mi 6X (64GB/6GB)Xiaomi Redmi Note 9 (64GB/4GB)
USBUSB 2.0 Type-C reversible connectorUSB 2.0 Type-C, USB OTG On-The-Go
TV outputNot supportedNot supported
Audio outputType-C jack with 3.5mm jack adapter3.5mm jack
Bluetooth5.0 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
DLNANot supportedNot supported
NFCNot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
Infrared portSupportedSupported
Other functionsXiaomi Mi 6X (64GB/6GB)Xiaomi Redmi Note 9 (64GB/4GB)
Active noise cancellationSupportedSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
SensorsAccelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Hall effect
Face unlock
Fingerprint sensor (rear-mounted)
Accelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Face unlock
Fingerprint sensor (rear-mounted)
Other features- Colors: Black, Gold, Blue, Red, Rose Gold
- Quick Charge 3.0
- Back camera sensor: Sony IMX486/IMX376
- Front camera sensor: Sony IMX376
- WiFi display
- WiFi direct, hotspot
- Colors: Forest Green, Midnight Grey, Polar White
- MIUI 11
- 22.5W charger (18W phone support)
- WiFi direct, hotspot
Power supplyXiaomi Mi 6X (64GB/6GB)Xiaomi Redmi Note 9 (64GB/4GB)
BatteryLiPo: Li-Ion polymer (Non removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity3000 mAh5020 mAh
Charger, watts18W Fast battery charging18W Fast battery charging
9W Reverse charging USB between devices
Talk time autonomyfeature not registered1980 minutes | 33 hours | 1.4 days
Standbyfeature not registeredfeature not registered
Radiation rateXiaomi Mi 6X (64GB/6GB)Xiaomi Redmi Note 9 (64GB/4GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered0.84W/kg (head) | 0.9W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registered0.8W/kg (head) | 1.14W/kg (body)
X

We use cookies to provide and improve our services. By using our site, you consent to cookies. See more details: Privacy policy.