Samsung Galaxy Quantum 2 vs Samsung Galaxy Z Fold4
Samsung Galaxy Quantum 2
Samsung Galaxy Z Fold4
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800, 1900
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66LTE frequency band 1, 3, 4, 5, 8, 12, 13, 17, 20, 25, 38, 39, 40, 41
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5G network5G band 78 Sub65G band 1, 3, 5, 20, 41, 77, 78 SA/NSA/Sub6/mmWave
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speedLTE-A, 2000 Mbps download, 150 Mbps uploadLTE-A (7CA), Cat20, 2000 Mbps download, 200 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2021-042022-08
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Status2021-042022-08
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Design
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Build-Glass front (Gorilla Glass Victus+) (folded), plastic front (unfolded), glass back (Gorilla Glass Victus+), aluminum frame
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SIMNano-SIMUp to two Nano SIM and one eSIM
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Height161.9 mm155.1 mm
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Width73.8 mm67.1 mm
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Thickness8.1 mm14.2-15.8 mm
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Height unfolded-155.1 mm
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Width unfolded-130.1 mm
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Thickness unfolded-6.3 mm
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Weight176 g263 g
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Stylus-Yes
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Payment-Samsung Pay (Visa, MasterCard certified)
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Waterproof-IPX8, 1.5m and 30 minutes
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ColorsBlack, Violet, WhiteBlack, Beige, Burgundy, Graygreen
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Display
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Display typeDynamic AMOLED 2XFoldable Dynamic AMOLED 2X
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Physical size6.7 inches7.6 inches
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Resolution1440 x 3200 pixels1812 x 2176 pixels
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Pixel density524 ppi373 ppi
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Display colors1677721616777216
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Display features120Hz, 1200 nits (peak), 120Hz@FHD / 60Hz@QHD refresh rate120Hz, HDR10+, 1200 nits (peak)
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Cover display-Dynamic AMOLED 2X
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Cover display physical size-6.2 inches
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Cover display resolution-904 x 2316 pixels
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Cover display features-120Hz, 120Hz, Corning Gorilla Glass Victus+
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 2.96 GHz Kryo 485Single-core 3.19 GHz Cortex-X2
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CPU(second)Triple-core 2.42 GHz Kryo 485Triple-core 2.75 GHz Cortex-A710
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CPU(third)Quad-core 1.78 GHz Kryo 485Quad-core 1.8 GHz Cortex-A510
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ChipsetQualcomm SM8150 Snapdragon 855+ (7 nm), QRNG security chipsetQualcomm SM8475 Snapdragon 8+ Gen 1
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GPUAdreno 640Adreno 730
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Memory RAM6 GB12 GB
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Internal storage128 GB256, 512, 1024 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max1 TB-
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Storage-UFS 3.1
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OS
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OSAndroid 11, One UI 3.1Android 12L, One UI 4.1.1
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Main camera
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Camera typeTripleTriple
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Main camera(wide) , 64 MP, f/1.8 , 26 mm, 1/1.7x" , 0.8 µm(wide) , 50 MP, f/1.8 , 24 mm, 1.0 µm
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(ultrawide) , 12 MP, f/2.2 , 123˚ , 1.12 µm(telephoto) , 10 MP, f/2.4 , 1.0 µm, 67 mm, 3x optical zoom
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(macro) , 5 MP, f/2.4(ultrawide) , 12 MP, f/2.2 , 123˚ , 12 mm, 1.12 µm
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Primary camera resolution-8190 x 6144 pixels
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Primary camera video4K@30fps, 1080p@30/60/240fps; gyro-EIS4K@60fps, 1080p@60/240fps (gyro-EIS), 720p@960fps (gyro-EIS), HDR10+
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Primary camera flashLED flashLED flash
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Camera featuresHDR, PanoramaAutofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus
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Cover camera10 MP, 26 mm, f/2.2 , 1.22 µm, 1/3"
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera(wide) , 10 MP, f/2.24 MP, f/1.8 , 2.0 µm
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Selfie camera featuresHDR-
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Selfie camera video1080p@30fps4K@30fps, 1080p@30fps, gyro-EIS
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Sound
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3.5mm jackNoNo
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LoudspeakerYes, with stereo speakersYes, with stereo speakers
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EarpieceYesYes
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Multimedia
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RadioNoNo
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11acWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual BandYesYes
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USBType-C 2.0Type-C 3.2
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USB On-The-GoYesYes
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Bluetoothv5.0v5.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptX-aptX HD
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NFCYesYes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEOYesYes
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BDSYesYes
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, proximityAccelerometer, barometer, compass, fingerprint, gyroscope, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Po
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Battery capacity4500 mAh4400 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingFast ChargingQuick Charge, 25W (50% in 30 min)
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Wireless reverse charging-Yes, 4.5W
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Fast wireless charging-Yes, 15W
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Talk time 4G46 h-
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Tests and performance
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Antutu476000 (v8)-
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Geekbench(single-core)-1351 (v5.4)
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Geekbench(multi-core)-3808 (v5.4)
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Cost
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Price620 USD1800 USD