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Xiaomi Redmi 9 (128GB/4GB) vs Samsung Galaxy Quantum 2

Side by side comparison between Xiaomi Redmi 9 vs Samsung Galaxy Quantum 2 phones, differences, pros, cons and full specifications. What's the better?

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Compare Samsung Galaxy Quantum 2 X Xiaomi Redmi 9 (128GB/4GB) 05Points
6.53"
IPS

1080x2340

13
MP

8mp

4GB
RAM

Octa-core

5020
mAh

(Non removable)

vs
24Points Samsung Galaxy Quantum 2 Compare Xiaomi Redmi 9 X
6.7"
AMOLED

1440x3200

64
MP

10mp

6GB
RAM

Octa-core

4500
mAh

(Non removable)

What's the better phone? Samsung Galaxy Quantum 2

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!

Redmi 9 (128GB/4GB)} 5 Advantages Xiaomi Redmi 9 (128GB/4GB) vs Galaxy Quantum 2} 24 Advantages Samsung Galaxy Quantum 2
+5020 mAh12%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs4500 mAh
+2 slots (Dual-SIM)
(dedicated slot)Advantage
You can have more mobile carriers/operators on the same device.
vs1 slot (Single-SIM)
(dedicated slot)
+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
vsType-C reversible connector
+FMAdvantage
The radio lets you listen to your songs and sports in general
vsNot supported
+Gorilla Glass 3Advantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
2GHz 64bit Octa-core (12nm)vs+2.96GHz 64bit Octa-core (7nm)43%
More powerful processor, you can open your applications faster
4GB LPDDR4Xvs+6GB LPDDR4X50%
More RAM memory. Typically more responsive and better for multitasking.
eMMC 5.1vs+UFS 3.0Advantage
Fastest write and read storage.
198 grams (6.93 ounces)vs+176 grams (6.16 ounces)13%
Lighter
9.1 millimeters (0.36 inches)vs+8.1 millimeters (0.32 inches)12%
Thinner
TFT IPS LCDvs+Dynamic AMOLEDAdvantage
Dynamic AMOLED display is brighter and more vivid
60Hzvs+120Hz100%
The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
1080x2340 pixelsvs+1440x3200 pixels82%
Higher resolution screen
395 PPIvs+524 PPI33%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
6.53"vs+6.7"3%
Larger screen
(quad camera) 13MP + 8MP + 5MP + 2MPvs+(triple camera) 64MP + 12MP + 5MP192%
Higher resolution main camera
EIS: Digital stabilizationvs+OIS: Optical stabilizationAdvantage
Image stabilization prevents blurry photos and helps in recording motion video
Not supportedvs+BSI sensorAdvantage
The BSI sensor allows the entry of more light generating photos with more detail and brightness
1/3.1" inchesvs+1/1.72" inches80%
The larger sensor camera lets you take photos with better depth.
f/2.2 (aperture)vs+f/1.8 (aperture)22%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 8MPvs+(front) 10MP26%
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
Android 11vs+Android 13Advantage
Android 13 is newer and safer
4G LTE-Avs+5G SA/NSAAdvantage
The 5G SA/NSA network is newer and faster
(4G LTE-A) 300 Mbpsvs+(5G SA/NSA) 2000 Mbps6 times
Faster for surfing the internet and download files
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
18Wvs+25W39%
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.
Mono sound (not stereo)vs+Stereo soundAdvantage
Better sound quality for listening to music or clearer hands-free calls
Not supportedvs+NFCAdvantage
NFC allows you to make payments by approach quickly and securely

27 Common items in both devices
128GB (106GB available) / 128GB (102GB available)
Until 512GB microSD, microSDXC / Until 1TB microSD, microSDXC
Plastic body, glass front
16 million
LED flash
Only digital zoom
PDAF: phase detection autofocus
+20 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 Clear highlight

📱 Model features

Redmi 9 (128GB/4GB)Galaxy Quantum 2
 
ModelRedmi 9 (128GB/4GB)Galaxy Quantum 2
Other model namesXiaomi Redmi 9 M2004J19CGalaxy Quantum 2 5G (SM-A826S), 갤럭시 퀀텀2 (SKT)
Country or region availableChina
China
South Korea
South Korea
BrandXiaomiSamsung
Release date6/10/20204/23/2021, Announced: 4/13/2021
Depth9.1 millimeters (0.36 inches)8.1 millimeters (0.32 inches)
Size (width x height)77.01 x 163.32 millimeters (3.03 x 6.43 in)73.8 x 161.9 millimeters (2.91 x 6.37 in)
Weight198 grams (6.93 ounces)176 grams (6.16 ounces)
Build, materialsPlastic body, glass frontPlastic body, glass front
Protection against water and othersNot supportedNot supported

📲 Display

Redmi 9 (128GB/4GB)Galaxy Quantum 2
Display typeTFT IPS LCDDynamic AMOLED
Screen size6.53" inches6.7" inches
Screen-to-body ratio~83.2% (screen-to-body ratio)~90.7% (screen-to-body ratio)
Display resolution1080x2340 pixels (19.5:9)1440x3200 pixels (20:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)395 PPI524 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 3Not supported
Refresh rate60Hz120Hz
Display features400nits[typ]1200nits[peak]
Always-On Display

🤖 Operating System

Redmi 9 (128GB/4GB)Galaxy Quantum 2
System versionAndroid 10Android 11
Firmware updateAndroid 11Android 13
User InterfaceMIUI 12One UI 3.1 / 4.1 / 5.0

⚙️ Processor

Redmi 9 (128GB/4GB)Galaxy Quantum 2
Chipset64bit: MediaTek Helio G80 (MT6769V/CU) (12nm)64bit: Qualcomm Snapdragon 855+ (SM8150-AC) (7nm)
CPUOcta-core, 2 processors:
2x 2GHz ARM Cortex-A75 (Dual-core)
6x 1.8GHz ARM Cortex-A55 (Hexa-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 controllerARM Mali-G52 MC2 (950MHz)Qualcomm Adreno 640 (672MHz)
Performance (benchmark)AnTuTu: 201829 (v8)
Geekbench: 1325 (v5.1)
feature not registered

💽 Memory and storage

Redmi 9 (128GB/4GB)Galaxy Quantum 2
RAM memory4GB LPDDR4X6GB LPDDR4X
Internal storage128GB (106GB available)
eMMC 5.1
128GB (102GB available)
UFS 3.0
External storageUntil 512GB microSD, microSDXC
(dedicated slot)
Until 1TB microSD, microSDXC
(dedicated slot)

📶 Mobile networks

Redmi 9 (128GB/4GB)Galaxy Quantum 2
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Not supported
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
1 slot (Single-SIM)
nano-SIM (4FF)
Maximum Download / Upload300/50 Mbps2000/1024 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G, 5G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1700/1900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat6 (1, 2, 3, 4, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
VoLTE
LTE Cat16 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
Primary 5G networkNot supportedSA/NSA/Sub6 (78)
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA
Secondary 2G networkGSM 850/900/1800/1900Not supported
Secondary 3G networkUMTS 850/900/1700/1900/2100Not supported
Secondary 4G networkLTE Cat6 (1, 2, 3, 4, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
VoLTE
Not supported
Secondary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-ANot supported

📷 Camera

Redmi 9 (128GB/4GB)Galaxy Quantum 2
Back camera (main camera)(quad camera)
13 megapixels
8MP ultrawide f/2.2118°1/4.0"1.12µm
5MP macro f/2.4
2MP depth f/2.4
(triple camera)
64 megapixels
12MP ultrawide f/2.2123°1.12µm
5MP macro f/2.4
Main camera resolution4128x3096 pixels10120x6328 pixels
Video recording (primary)Full HD (1920x1080) 30 fps4K UHD (3840x2160) 30 fps
FlashLED flashLED flash
Focal aperturef/2.2 (aperture)f/1.8 (aperture)
Focal length28mm (lens)26mm (lens)
Sensor size1/3.1" inches1/1.72" inches
Pixel size1.12µm pixel0.8µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationOIS: Optical stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedSupported
HDRHDR photo on both camerasHDR photo/video on both cameras
Camera extrasfeature not registered4K@30fps
1080p@30/60fps
1080p@240fps (slow motion)

📸 Front camera

Redmi 9 (128GB/4GB)Galaxy Quantum 2
Front camera (secondary)8 megapixels10 megapixels
Front camera resolution3264x2448 pixels3872x2592 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.0 (aperture)f/2.2 (aperture)
Focal length27mm (lens)feature not registered
Sensor size1/4" inchesfeature not registered
Pixel size1.12µm pixelfeature not registered

🔉 Sound and multimedia

Redmi 9 (128GB/4GB)Galaxy Quantum 2
LoudspeakerMono sound (not stereo)Stereo sound
Active noise cancellation2 microphones or more2 microphones or more
RadioFMNot supported
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

Redmi 9 (128GB/4GB)Galaxy Quantum 2
USBUSB 2.0 Type-C, USB OTG On-The-GoUSB 2.0 Type-C, USB OTG On-The-Go
Audio output3.5mm jackType-C reversible connector
TV outputUSB Type-C (reversible)USB Type-C (reversible)
Bluetooth5.0 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 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
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCNot supportedSupported
Infrared portSupportedNot supported

🧭 Sensors

Redmi 9 (128GB/4GB)Galaxy Quantum 2
SensorsAccelerometer
Ambient light sensor
Compass
Face unlock 2D
Fingerprint sensor (rear-mounted)
Proximity sensor
Accelerometer
Ambient light sensor
Compass
Face unlock 2D
Fingerprint sensor (under display)
Gyroscope
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Redmi 9 (128GB/4GB)Galaxy Quantum 2
Battery typeLiPo: li-ion polymer (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity5020 mAh4500 mAh
Charger, watts18W Wired fast charging25W Wired fast charging
Inductive / wireless chargingNot supportedNot supported
Talk time autonomy31 hours (1.3 days)feature not registered
Standbyfeature not registeredfeature not registered

➕ Other features

Redmi 9 (128GB/4GB)Galaxy Quantum 2
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Carbon Gray, Sunset Purple, Ocean Green, Pink/Blue
• 10W charger included
• Colors: Black, White, Violet

☢️ Radiation rate

Redmi 9 (128GB/4GB)Galaxy Quantum 2
SAR 1.6W/kg (USA, Mexico, etc.)0.913W/kg (head), 0.999W/kg (body)feature not registered
SAR 2W/kg (Europe, UK, etc.)0.711W/kg (head), 1.059W/kg (body)feature not registered
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