Samsung Galaxy S21 Ultra 512gb vs Samsung Galaxy Z Fold 3

Key Specs

Battery
Battery	5000 mAh	4400 mAh
Display
Display	6.8 inches (17.27 cm)	7.6 inches (19.3 cm)
Front Camera
Front Camera	40 MP	10 MP + 4 MP
Processor
Processor	Samsung Exynos 2100	Qualcomm Snapdragon 888
RAM
RAM	-	12 GB
Rear Camera
Rear Camera	108 MP + 10 MP + 10 MP + 12 MP	12 MP + 12 MP + 12 MP

Battery

Capacity
Capacity	5000 mAh	4400 mAh
Quick Charging
Quick Charging	Yes, Fast, 25W	Yes, Fast, 25W
Removable
Removable	No	No
TalkTime
TalkTime	Up to 41 Hours(4G)	Up to 34 Hours(4G)
Type
Type	Li-ion	Li-ion
USB Type-C
USB Type-C	Yes	Yes
Wireless Charging
Wireless Charging	Yes	Yes

Camera

Autofocus
Autofocus	Yes, Phase Detection autofocus	-
Camera Features
Camera Features	Digital Zoom Auto Flash Face detection Touch to focus	-
Camera Setup
Camera Setup	Single	-
Flash
Flash	Yes, LED Flash	-
Image Resolution
Image Resolution	12000 x 9000 Pixels	-
OIS
OIS	Yes	-
Resolution
Resolution	40 MP f/2.2, Wide Angle, Primary Camera(26 mm focal length, 2.8" sensor size, 0.7µm pixel size)	-
Sensor
Sensor	S5KHM3, ISOCELL Plus	-
Settings
Settings	Exposure compensation, ISO control	-
Shooting Modes
Shooting Modes	Continuous Shooting High Dynamic Range mode (HDR)	-
Video Recording
Video Recording	3840x2160 @ 30 fps 1920x1080 @ 30 fps	-

Design

Build Material
Build Material	Back: Gorilla Glass	Back: Gorilla Glass
Colours
Colours	Phantom Silver, Phantom Black, Phantom Brown	Phantom Black, Phantom Green
Height
Height	165.1 mm	158.2 mm
Ruggedness
Ruggedness	Dust proof	-
Thickness
Thickness	8.9 mm	6.4 mm
Waterproof
Waterproof	Yes, Water resistant (up to 30 minutes in a depth of 1.5 meter), IP68	Yes, Water resistant (up to 30 minutes in a depth of 1.5 meter), IPX8
Weight
Weight	227 grams	271 grams
Width
Width	75.6 mm	128.1 mm

Display

Aspect Ratio
Aspect Ratio	20:9	22.5:18
Bezel-less display
Bezel-less display	-	Yes with punch-hole display
Bezelless Display
Bezelless Display	Yes with punch-hole display	-
Brightness
Brightness	1500 nits	1200 nits
Display Type
Display Type	Dynamic AMOLED	Dynamic AMOLED
HDR 10 / HDR+ support
HDR 10 / HDR+ support	Yes, HDR 10+	Yes, HDR 10+
Pixel Density
Pixel Density	516 ppi	372 ppi
Refresh Rate
Refresh Rate	120 Hz	120 Hz
Resolution
Resolution	-	1768x2208 px
Screen Protection
Screen Protection	Corning Gorilla Glass	Corning Gorilla Glass, Glass Victus
Screen Size
Screen Size	6.8 inches (17.27 cm)	7.6 inches (19.3 cm)
Screen to Body Ratio (calculated)
Screen to Body Ratio (calculated)	89.44 %	89.7 %
Touch Screen
Touch Screen	Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

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Front Camera

Autofocus
Autofocus	-	No
Camera Setup
Camera Setup	-	Dual
Resolution
Resolution	-	10 MP f/2.2, Wide Angle, Primary Camera(26 mm focal length, 3" sensor size, 1.22µm pixel size)4 MP f/1.8 Camera(2.0µm pixel size)
Video Recording
Video Recording	-	3840x2160 @ 30 fps 1920x1080 @ 30 fps

General

Brand
Brand	Samsung	Samsung
Custom UI
Custom UI	Samsung One UI	Samsung One UI
Launch Date
Launch Date	-	August 24, 2021 (Official)
Operating System
Operating System	Android v11	Android v11

Main Camera

Autofocus
Autofocus	-	Yes, Phase Detection autofocus, Dual Pixel autofocus
Camera Features
Camera Features	-	Digital Zoom Auto Flash Face detection Touch to focus
Camera Setup
Camera Setup	-	Triple
Flash
Flash	-	Yes, LED Flash
Image Resolution
Image Resolution	-	4000 x 3000 Pixels
OIS
OIS	-	Yes
Resolution
Resolution	-	12 MP f/1.8, Wide Angle (83° field-of-view), Primary Camera(26 mm focal length, 1.7" sensor size, 1.8µm pixel size)12 MP f/2.4, Telephoto Camera(52 mm focal length, 3.6" sensor size, 1µm pixel size)12 MP f/2.2, Ultra-Wide Angle Camera(12 mm focal length, 1.12µm pixel size)
Settings
Settings	-	Exposure compensation, ISO control
Shooting Modes
Shooting Modes	-	Continuous Shooting High Dynamic Range mode (HDR)
Video Recording
Video Recording	-	3840x2160 @ 30 fps 1920x1080 @ 60 fps 1280x720 @ 960 fps
Video Recording Features
Video Recording Features	-	Bokeh portrait video

Multimedia

Audio Features
Audio Features	-	Dolby Atmos, Dolby Digital, Dolby Digital Plus
Audio Jack
Audio Jack	USB Type-C	USB Type-C
FM Radio
FM Radio	No	No
Fm Radio
FM Radio	No	-
Loudspeaker
Loudspeaker	Yes	Yes

Network & Connectivity

Bluetooth
Bluetooth	Yes, v5.2	Yes, v5.2
GPS
GPS	Yes with A-GPS, Glonass	Yes with A-GPS, Glonass
HDMI
HDMI	-	YesMini HDMI (Type C)
NFC
NFC	Yes	Yes
Network Support
Network Support	5G Supported in India, 4G Supported in India, 3G, 2G	5G Supported in India, 4G Supported in India, 3G, 2G
SIM 1
SIM 1	5G Bands: FDD N1 / N3 / N5 / N7 / N8 / N20 / N28 / N66 TDD N38 / N40 / N41 / N77 / N78 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available	5G Bands: FDD N1 / N3 / N5 / N7 / N20 / N28 / N66 TDD N38 / N40 / N41 / N77 / N78 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM 2
SIM 2	4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available	4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM Size
SIM Size	SIM1: Nano, SIM2: Nano	SIM1: Nano, SIM2: eSIM
SIM Slot(s)
SIM Slot(s)	Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
USB Connectivity	Mass storage device, USB charging	Mass storage device, USB charging
VoLTE
VoLTE	Yes	Yes
Wi-Fi
Wi-Fi	Yes, Wi-Fi 6 (802.11 a/b/g/n/ac/ax) 5GHz, MIMO	Yes, Wi-Fi 6 (802.11 a/b/g/n/ac/ax) 5GHz, MIMO
Wi-Fi Features
Wi-Fi Features	Wi-Fi Direct, Mobile Hotspot	Wi-Fi Direct, Mobile Hotspot

Performance

Architecture
Architecture	64 bit	64 bit
CPU
CPU	Octa core (2.9 GHz, Single core, Cortex X1 + 2.8 GHz, Tri core, Cortex A78 + 2.2 GHz, Quad core, Cortex A55)	Octa core (2.84 GHz, Single core, Kryo 680 + 2.42 GHz, Tri core, Kryo 680 + 1.8 GHz, Quad core, Kryo 680)
Chipset
Chipset	Samsung Exynos 2100	Qualcomm Snapdragon 888
Fabrication
Fabrication	5 nm	5 nm
Graphics
Graphics	Mali-G78 MP14	Adreno 660
RAM type
RAM Type	LPDDR5	LPDDR5
Ram
RAM	16 GB	-

Sensors

Fingerprint Sensor
Fingerprint Sensor	Yes	Yes
Fingerprint Sensor Position
Fingerprint Sensor Position	On-screen	Side
Fingerprint Sensor Type
Fingerprint Sensor Type	Ultrasonic	-
Other Sensors
Other Sensors	Light sensor, Proximity sensor, Accelerometer, Barometer, Compass, Gyroscope	Light sensor, Proximity sensor, Accelerometer, Barometer, Compass, Gyroscope

Storage

Expandable Memory
Expandable Memory	No	No
Internal Memory
Internal Memory	512 GB	256 GB
Storage Type
Storage Type	UFS 3.1	UFS 3.1
USB OTG
USB OTG	Yes	Yes
User Available Storage
User Available Storage	-	Up to 215 GB