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Samsung Galaxy Quantum 5 (SM-A556S) vs Xiaomi Mi Mix 2 (128GB)

Side by side comparison between Samsung Galaxy Quantum 5 vs Xiaomi Mi Mix 2 phones, differences, pros, cons and full specifications. What's the better?

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Compare Xiaomi Mi Mix 2 X Samsung Galaxy Quantum 5 (SM-A556S) 24Points
6.6"
AMOLED

1080x2340

50
MP

32mp

8GB
RAM

Octa-core

5000
mAh

(Non removable)

vs
5.99"
IPS

1080x2160

12
MP

5mp

6GB
RAM

Octa-core

3400
mAh

(Non removable)

What's the better phone? Samsung Galaxy Quantum 5 (SM-A556S)

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!

Galaxy Quantum 5 (SM-A556S)} 24 Advantages Samsung Galaxy Quantum 5 (SM-A556S) vs Mi Mix 2 (128GB)} 7 Advantages Xiaomi Mi Mix 2 (128GB)
+2.75GHz 64bit Octa-core (4nm)8%
More powerful processor, you can open your applications faster
vs2.45GHz 64bit Octa-core (10nm)
+8GB LPDDR533%
More RAM memory. Typically more responsive and better for multitasking.
vs6GB LPDDR4X
+UFS 3.1Advantage
Fastest write and read storage.
vseMMC 5.1
+Until 1TB microSD, microSDXCAdvantage
More external storage for files using memory cards
vsNot supported
+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
vsTFT IPS LCD
+1080x2340 pixels8%
Higher resolution screen
vs1080x2160 pixels
+6.6"10%
Larger screen
vs5.99"
+(triple camera) 50MP + 12MP + 5MP5 times
Higher resolution main camera
vs(back) 12MP
+BSI sensorAdvantage
The BSI sensor allows the entry of more light generating photos with more detail and brightness
vsNot supported
+HDR photo on both camerasAdvantage
The HDR technology produced photos with more detail in dark areas
vsHDR photo only main camera
+1/1.56" inches86%
The larger sensor camera lets you take photos with better depth.
vs1/2.9" inches
+f/1.8 (aperture)11%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
vsf/2.0 (aperture)
+(front) 32MP5 times
Higher resolution secondary camera to take pictures and selfies
vs(front) 5MP
+(front) 4K UHD (3840x2160)3 times
More image quality for recording videos with the secondary camera
vs(front) Full HD (1920x1080)
+Android 15Advantage
Android 15 is newer and safer
vsAndroid 9.0 Pie
+5G Sub6Advantage
The 5G Sub6 network is newer and faster
vs4G LTE-A
+(5G Sub6) 3000 Mbps4 times
Faster for surfing the internet and download files
vs(4G LTE-A) 600 Mbps
+Face unlock 2DAdvantage
Sensors help you use the device
vsNot supported
+5000 mAh47%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs3400 mAh
+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.
vs18W
+1 slot (Single-SIM) + e-SIM (Eletronic)
(hybrid slot/shares the same microSD slot)Advantage
You can have more mobile carriers/operators on the same device.
vs2 slots (Dual-SIM)
+802.11 a/b/g/n/ac/ax [wifi6]Advantage
WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster
vs802.11 a/b/g/n/ac [wifi5]
+5.3 + A2DP/LEAdvantage
Bluetooth 5.3 + A2DP/LE is newer and faster
vs5.0 + A2DP/LE
+IP67 certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example
vsNot supported
213 grams (7.46 ounces)vs+185 grams (6.48 ounces)15%
Lighter
8.2 millimeters (0.32 inches)vs+7.7 millimeters (0.3 inches)6%
Thinner
Aluminum frame, glass front/backvs+Aluminum body, glass front, ceramic backAdvantage
More resistant material
390 PPIvs+403 PPI3%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
LED flashvs+Dual-LED flashAdvantage
The Dual-LED flash helps in dark places or in low light
Not supportedvs+BarometerAdvantage
Sensors help you use the device
Virtual proximity sensorvs+Proximity sensorAdvantage
Sensors help you use the device

24 Common items in both devices
128GB (109GB available) / 128GB (118GB available)
16 million
Only digital zoom
PDAF: phase detection autofocus
OIS: Optical stabilization / OIS (4-axis): Optical stabilization
4K UHD (3840x2160)
Capacitive
+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 Clear highlight

๐Ÿ“ฑ Model features

Galaxy Quantum 5 (SM-A556S)Xiaomi Mi Mix 2 (128GB)
Change model 
ModelGalaxy Quantum 5 (SM-A556S)Xiaomi Mi Mix 2 (128GB)
Other model names๊ฐค๋Ÿญ์‹œ ํ€€ํ…€5 ์‚ฌ์—…์žํ–ฅ (SKT), Galaxy Quantum5Xiaomi Mi Mix 2 MDE5 (6GB RAM), Xiaomi Mi Mix Evo
Country or region availableSouth Korea
South Korea
ChinaHong KongIndia
China, Hong Kong, India
BrandSamsungXiaomi
Release date3/15/2024, Announced: 3/11/20249/1/2017
Depth8.2 millimeters (0.32 inches)7.7 millimeters (0.3 inches)
Size (width x height)77.4 x 161.1 millimeters (3.05 x 6.34 in)75.5 x 151.8 millimeters (2.97 x 5.98 in)
Weight213 grams (7.46 ounces)185 grams (6.48 ounces)
Build, materialsAluminum frame, glass front/back
Back: Corning Gorilla Glass
Aluminum body, glass front, ceramic back
Protection against water and othersIP67 certified: dust proof and waterproof over 1 meter and 30minNot supported

๐Ÿ“ฒ Display

Galaxy Quantum 5 (SM-A556S)Xiaomi Mi Mix 2 (128GB)
Display typeSuper AMOLEDTFT IPS LCD
Screen size6.6" inches5.99" inches
Screen-to-body ratio~85.8% (screen-to-body ratio)~80.8% (screen-to-body ratio)
Display resolution1080x2340 pixels (19.5:9)1080x2160 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)390 PPI403 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass VictusGorilla Glass 4
Refresh rate120Hzfeature not registered
Display featuresHDR10+
Always-On Display
feature not registered

๐Ÿค– Operating System

Galaxy Quantum 5 (SM-A556S)Xiaomi Mi Mix 2 (128GB)
System versionAndroid 14Android 7.1 Nougat
Firmware updateAndroid 15Android 9.0 Pie
User InterfaceOne UI 6.1 / 7.0feature not registered

โš™๏ธ Processor

Galaxy Quantum 5 (SM-A556S)Xiaomi Mi Mix 2 (128GB)
Chipset64bit: Samsung Exynos 1480 (4nm)64bit: Qualcomm Snapdragon 835 (MSM8998) (10nm)
CPUOcta-core, 2 processors:
4x 2.75GHz ARM Cortex-A78 (Quad-core)
4x 2GHz ARM Cortex-A55 (Quad-core)
Octa-core, 2 processors:
4x 2.45GHz Kryo 280 (Quad-core)
4x 1.9GHz Kryo 280 (Quad-core)
GPU graphical controllerSamsung Xclipse 530Qualcomm Adreno 540 (670-710MHz)
Performance (benchmark)AnTuTu: 635598 (v9), 726158 (v10)
Geekbench: 3259 (v5), 3350 (v6)
feature not registered

๐Ÿ’ฝ Memory and storage

Galaxy Quantum 5 (SM-A556S)Xiaomi Mi Mix 2 (128GB)
RAM memory8GB LPDDR56GB LPDDR4X
Internal storage128GB (109GB available)
UFS 3.1
128GB (118GB available)
eMMC 5.1
External storageUntil 1TB microSD, microSDXC
(hybrid slot/shares the same SIM-2 slot)
Not supported

๐Ÿ“ถ Mobile networks

Galaxy Quantum 5 (SM-A556S)Xiaomi Mi Mix 2 (128GB)
Dual-SIMDual-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 card1 slot (Single-SIM)
nano-SIM (4FF) + e-SIM
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload3000/1024 Mbps600/50 Mbps
Network technology2G, 3G, 4G, 5G2G, 3G, 4G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900CDMA 800, GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1700/1900/2100CDMA2000 1xEV-DO
TD-SCDMA 1900/2000
UMTS 800/850/900/1700/1800/1900/2100
Primary 4G networkLTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
LTE Cat12 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 27, 28, 29, 30, 34)
TD-LTE (Bands 38, 39, 40, 41)
VoLTE
Primary 5G networkSA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78)Not supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6GPRS, 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 networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedGPRS, EDGE

๐Ÿ“ท Camera

Galaxy Quantum 5 (SM-A556S)Xiaomi Mi Mix 2 (128GB)
Back camera (main camera)(triple camera)
50 megapixels
12MP ultrawide f/2.2123ยฐ1/3.06"1.12ยตm
5MP macro f/2.4
12 megapixels
Main camera resolution8160x6120 pixels4000x3000 pixels
Video recording (primary)4K UHD (3840x2160) 30 fps4K UHD (3840x2160) 30 fps
FlashLED flashDual-LED flash
Focal aperturef/1.8 (aperture)f/2.0 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor size1/1.56" inches1/2.9" inches
Pixel size1ยตm pixel1.25ยตm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationOIS: Optical stabilizationOIS (4-axis): Optical stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorSupportedNot supported
HDRHDR photo on both camerasHDR photo only main camera
Camera extras4K@30fps
1080p@30/60fps
720p@240fps (slow motion)
feature not registered

๐Ÿ“ธ Front camera

Galaxy Quantum 5 (SM-A556S)Xiaomi Mi Mix 2 (128GB)
Front camera (secondary)32 megapixels5 megapixels
Front camera resolution6528x4896 pixels2592x1944 pixels
Video recording (secondary)4K UHD (3840x2160)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.2 (aperture)f/2.0 (aperture)
Focal length26mm (lens)feature not registered
Sensor size1/2.74" inchesfeature not registered
Pixel size0.8ยตm pixelfeature not registered

๐Ÿ”‰ Sound and multimedia

Galaxy Quantum 5 (SM-A556S)Xiaomi Mi Mix 2 (128GB)
LoudspeakerStereo soundSupported
Active noise cancellation3 microphones2 microphones or more
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, MKV, XviD
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, OGG, eAAC+, FLAC

๐Ÿ”Œ Connectivity

Galaxy Quantum 5 (SM-A556S)Xiaomi Mi Mix 2 (128GB)
USBUSB 2.0 Type-C, USB OTG On-The-GoUSB 2.0 Type-C, USB OTG On-The-Go
Audio outputType-C reversible connectorType-C reversible connector
TV outputUSB Type-C (reversible)Not supported
Bluetooth5.3 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac/ax [wifi6] (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, GALILEO, BeiDou, QZSSA-GPS, GeoTagging, GLONASS, BeiDou
NFCSupportedSupported
Infrared portNot supportedNot supported

๐Ÿงญ Sensors

Galaxy Quantum 5 (SM-A556S)Xiaomi Mi Mix 2 (128GB)
SensorsAccelerometer
Ambient light sensor
Compass
Face unlock 2D
Fingerprint sensor (under display)
Gyroscope
Hall effect
Virtual proximity sensor
Accelerometer
Ambient light sensor
Barometer
Compass
Fingerprint sensor (rear-mounted)
Gyroscope
Hall effect
Proximity sensor
Vibrating alertSupportedSupported

๐Ÿ”‹ Battery

Galaxy Quantum 5 (SM-A556S)Xiaomi Mi Mix 2 (128GB)
Battery typeLi-Ion: lithium-ion (Non removable)Li-Ion: lithium-ion (Non removable)
Battery capacity5000 mAh3400 mAh
Charger, watts25W Wired fast charging18W (9V/2A) Wired fast charging
Inductive / wireless chargingNot supportedfeature not registered
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered

โž• Other features

Galaxy Quantum 5 (SM-A556S)Xiaomi Mi Mix 2 (128GB)
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
Miscellaneousโ€ข Colors: Navy, Iceblue, Lilac, Lemonโ€ข Colors: Black, White
โ€ข MIUI 9
โ€ข Quick Charge 3.0
โ€ข Type-C to 3.5mm headphone jack adapter
โ€ข 720p@120fps slow motion
โ€ข Miracast

โ˜ข๏ธ Radiation rate

Galaxy Quantum 5 (SM-A556S)Xiaomi Mi Mix 2 (128GB)
SAR 1.6W/kg (USA, Mexico, etc.)0.629W/kg (head), 1.11W/kg (body)feature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
X

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