Samsung Galaxy S20 Ultra 5G vs. Samsung Galaxy Z Fold4

Phone Comparison, Reviews and Tests

In depth comparison and review of Samsung Galaxy S20 Ultra 5G and Samsung Galaxy Z Fold4. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.

Phone Specifications Comparison

Samsung Galaxy S20 Ultra 5G vs. Samsung Galaxy Z Fold4 Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy S20 Ultra 5G Samsung Galaxy Z Fold4
Product Type Smartphone Smartphone
Manufacturer Model Number SM-G988B/DS SM-F936B/DS
Form Factor Touch Folder - touch screen, dual screen
Height 166.9 mm 155.1 mm Samsung Galaxy S20 Ultra 5G has greater height than Samsung Galaxy Z Fold4.
Width 76 mm 67.1 mm Samsung Galaxy S20 Ultra 5G has greater width than Samsung Galaxy Z Fold4.
Depth 8.8 mm 15.8 mm Samsung Galaxy S20 Ultra 5G is narrower than Samsung Galaxy S20 Ultra 5G.
Weight 220 g 263 g Samsung Galaxy S20 Ultra 5G is lighter than Samsung Galaxy S20 Ultra 5G.
Dimensions Details - Folded - 67.1 mm x 15.8 mm x 155.1 mm
Unfolded - 130.1 mm x 6.3 mm x 155.1 mm
Body Colour Cosmic black | Cosmic grey | Cloud white Burgundy | Greygreen | Beige | Phantom black
Body Material - Corning Gorilla Glass Victus, Armour Aluminium frame
Protection Dustproof, splashproof, water-resistant Water-resistant
Waterproof (Water-resistant) Yes Yes Both phones are waterproof.
IP rating IP68 IPX8
SAR Value 1.557 W/kg (body), 0.66 W/kg (head) 2.83 W/kg (limb), 1.506 W/kg (body), 1.301 W/kg (head)
Connector Type USB Type-C - 24 pin USB-C USB Type-C - 24 pin USB-C
SIM Card Type (Size) Nano SIM, Electronic SIM card (e-SIM) Nano SIM, Electronic SIM card (e-SIM)
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD -
DISPLAY Samsung Galaxy S20 Ultra 5G Samsung Galaxy Z Fold4
Display Type OLED display OLED display
Display Technology Infinity-O Dynamic AMOLED 2X Dynamic AMOLED 2X
Foldable Display - Yes
Display Design - Inward folding
Screen Size (Display Size) 6.9" 7.6" Samsung Galaxy Z Fold4 has larger screen size than Samsung Galaxy S20 Ultra 5G.
Screen Resolution (Display Resolution) 3200 x 1440 pixels 2176 x 1812 pixels Samsung Galaxy S20 Ultra 5G has better screen resolution than Samsung Galaxy Z Fold4.
Display Format QHD+ QXGA+
Pixel Density 511 ppi 374 ppi Samsung Galaxy S20 Ultra 5G has better pixel density than Samsung Galaxy Z Fold4.
Aspect Ratio - 21.6:18
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
HDR Yes Yes Both phones have HDR.
HDR Technology HDR10+ HDR10+
Display Refresh Rate 120 Hz 120 Hz Both phones have the same refresh rate.
Display Features Edge Screen, DCI-P3 Wide colour gamut, AOD(Always On Display), Edge Lighting AOD(Always On Display), Edge Lighting, Video Wallpaper
Display Protection (Screen Protector) - Samsung Ultra Thin Glass
SECOND DISPLAY
Second Display Type - OLED display - colour
Second Display Screen Size - 6.2"
Second Display Resolution - 2316 x 904 pixels
Second Display Colour Depth - 16.7 million colours
UNFOLDED DISPLAY
Unfolded Display Screen Size - 7.6 in
Unfolded Display Resolution - 2176 x 1812 pixels
PROCESSOR Samsung Galaxy S20 Ultra 5G Samsung Galaxy Z Fold4
Processor Type (CPU) Samsung Exynos 990 Qualcomm Snapdragon 8+ Gen 1
Processor Number - SM8475
Clock Speed 2.73 GHz 3.18 GHz Samsung Galaxy Z Fold4 has higher clock speed than Samsung Galaxy S20 Ultra 5G.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - Samsung Galaxy S20 Ultra 5G has 64-bit architecture.
MEMORY Samsung Galaxy S20 Ultra 5G Samsung Galaxy Z Fold4
RAM LPDDR5 SDRAM - 12 GB 12 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 128 GB 256 GB Samsung Galaxy Z Fold4 has more internal memory than Samsung Galaxy S20 Ultra 5G.
User Memory 104 GB 216.3 GB
Memory Interface - UFS 3.1
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 1 TB -
CAMERA Samsung Galaxy S20 Ultra 5G Samsung Galaxy Z Fold4
MAIN CAMERA
Number of Main Cameras 4 3
Sensor Resolution 108 Megapixel 50 Megapixel Samsung Galaxy S20 Ultra 5G has better camera resolution than Samsung Galaxy Z Fold4.
Sensor Size 1/1.33" -
Lens Type Wide-angle lens Wide-angle lens
Lens Aperture F/1.8 F/1.8 Both phones have the same camera lens aperture.
Field of View (FoV) 79 degree(s) 85 degree(s) Samsung Galaxy Z Fold4 has larger lens field of view than Samsung Galaxy S20 Ultra 5G.
Pixel Size 0.8 μm 1 μm Samsung Galaxy Z Fold4 has larger camera pixel size than Samsung Galaxy S20 Ultra 5G.
Optical Image Stabiliser (OIS) Optical Image Stabiliser (OIS) Dual OIS (Optical Image Stabilisation) Both phones have optical image stabilization.
Focus Adjustment Automatic, manual Automatic
Optical Zoom 10x 3x Samsung Galaxy S20 Ultra 5G has better optical zoom than Samsung Galaxy Z Fold4.
Digital Zoom 100x 12x Samsung Galaxy S20 Ultra 5G has better digital zoom than Samsung Galaxy Z Fold4.
Self-Timer Delay Yes Yes
Special Effects HDR, Bokeh effect, Grid Line, Motion photos, video bokeh effect Face retouch, Grid Line, selfie colour tone
HDR Mode - Super HDR
Camera Modes Panorama, Slow motion mode, Pro mode, HYPERLAPSE, Super Slow-mo, Flowers, Greenery, Trees, Sky, Beaches, Watersides, Snow, Backlit, Text, Food, Face, Baby, Person, Dog, Cat, People, Sunset, Sunrise, City, Waterfall, Scenery, Stage, Vehicles, Drinks, Animal, Shoes, Indoor, Clothes, Night view, Live focus video, Night, Mountain, Pro Video mode, Single Take Panorama, Slow motion mode, Pro mode, HYPERLAPSE, Super Slow-mo, Flowers, Greenery, Trees, Sky, Beaches, Watersides, Snow, Backlit, Text, Food, Face, Baby, Person, Dog, Cat, People, Sunset, Sunrise, City, Waterfall, Scenery, Stage, Vehicles, Drinks, Animal, Shoes, Indoor, Night view, Portrait, Night, Mountain, Filter mode, Single Take, Pro Video, Portrait video, Director's View, Capture View
Face Recognition (Face ID) Face detection Face detection Both phones have face detection.
White Balance Custom, automatic -
Light Source High CRI LED flash High CRI LED flash
Video Resolutions 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1280 x 720 (720p) at 960 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, 7680 x 4320 (8K) at 24 fps 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1280 x 720 (720p) at 960 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, Hyperlapse 4K video support at 30 fps, Super Steady 1080p video support at 30 fps, 7680 x 4320 (8K UHD) at 24 fps
Camera Features (Functions) Quick Launch, Playback zoom, Phase Detect Auto-Focus (PDAF), blink detection, VDIS (Video Digital Image Stabilisation), Live Focus, Tracking AF, Video location tags, Quick Share, location tags, Hyperlapse video support 1080p, Scene Optimiser, Full view, Flaw detection, Shot suggestions, AR Emoji, blur detection, HDR10+ recording, Floating shutter button, Super steady, Quick Measure, Space Zoom, 33MP still photos while playing 8K video, 100x Super Resolution Zoom, 10x Hybrid Optic Zoom, 3D Scanner Playback zoom, Motion photo, QR-code scanner, RAW image capture, VDIS (Video Digital Image Stabilisation), Tracking AF, Video location tags, AR sticker, Scene Optimiser, Flaw detection, AI Super Resolution, Shot suggestions, AR Emoji, HDR10+ recording, Super steady, Zoom-In Mic, HEIF image capture, AR Doodle, Microphone Control, HEVC (High Efficiency Video coding), Dual preview, Auto framing, Capture View mode, Corning Gorilla Glass DX (protective lens glass), Auto FPS, AR Emoji Studio, Deco PIC, 30x Space Zoom, iDCG (Intra-scene Dual Conversion Gain), Super Night Solution
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel 12 Megapixel Both phones have the same second camera resolution.
Lens Type (2nd Camera) Ultra wide-angle lens Ultra wide-angle lens
Lens Aperture (2nd Camera) F/2.2 F/2.2 Both phones have the same second camera lens aperture.
Field of View (2nd Camera) 120 degree(s) 123 degree(s) Samsung Galaxy Z Fold4 has larger second camera lens field of view than Samsung Galaxy S20 Ultra 5G.
Pixel Size (2nd Camera) 1.4 μm 1.12 μm Samsung Galaxy S20 Ultra 5G has larger second camera pixel size than Samsung Galaxy Z Fold4.
THIRD CAMERA
Sensor Resolution (3rd Camera) 48 Megapixels 10 Megapixel Samsung Galaxy S20 Ultra 5G has higher resolution third camera than Samsung Galaxy Z Fold4.
Lens Type (3rd Camera) Telephoto lens Telephoto lens
Lens Aperture (3rd Camera) F/3.5 F/2.4 Samsung Galaxy Z Fold4 has better third camera lens aperture than Samsung Galaxy S20 Ultra 5G.
Field of View (3rd Camera) 24 degree(s) 36 degree(s) Samsung Galaxy Z Fold4 has larger third camera lens field of view than Samsung Galaxy S20 Ultra 5G.
Pixel Size (3rd Camera) 0.8 μm 1 μm Samsung Galaxy Z Fold4 has larger third camera pixel size than Samsung Galaxy S20 Ultra 5G.
FOURTH CAMERA
Sensor Resolution (4th Camera) 0.3 Megapixel -
Lens Aperture (4th Camera) F/1.0 -
Camera Functions (4th Camera) DepthVision camera -
FRONT CAMERA
Number of Front Cameras 1 2
Sensor Resolution (Front) 40 Megapixels 10 Megapixel Samsung Galaxy S20 Ultra 5G has better front camera resolution than Samsung Galaxy Z Fold4.
Lens Aperture (Front) F/2.2 F/2.2 Both phones have the same front camera lens aperture.
Field of View (Front) 80 degree(s) 85 degree(s) Samsung Galaxy Z Fold4 has larger front lens field of view than Samsung Galaxy S20 Ultra 5G.
Pixel Size (Front) 0.7 μm 1.22 μm Samsung Galaxy Z Fold4 has larger front camera pixel size than Samsung Galaxy S20 Ultra 5G.
Focus Adjustment Automatic -
Camera Features (Front) Phase Detect Auto-Focus (PDAF) -
SECOND FRONT CAMERA
Sensor Resolution (2nd Front) - 4 Megapixel
Lens Aperture (2nd Front) - F/1.8
Field of View (2nd Front) - 80 degree(s)
Pixel Size (2nd Front) - 2 μm
Camera Features (2nd Front) - Under display camera
BATTERY AND CHARGING Samsung Galaxy S20 Ultra 5G Samsung Galaxy Z Fold4
Battery Capacity (Battery Size) 5000 mAh 4400 mAh Samsung Galaxy S20 Ultra 5G has larger battery capacity than Samsung Galaxy Z Fold4.
Fast Charging Technology Qualcomm Quick Charge 2.0, Adaptive Fast Charging, Samsung Super Fast Charging Qualcomm Quick Charge 2.0, Adaptive Fast Charging Both phones have fast charging technology.
Wireless Charging Yes Yes Both phones can be charged wirelessly.
Wireless Charging Standards WPC, Qi, Fast Wireless Charging 2.0, Wireless PowerShare WPC, Qi, Fast Wireless Charging 2.0, Wireless PowerShare
Talk Time 1500 minutes 2340 minutes Samsung Galaxy Z Fold4 has longer battery life when making calls than Samsung Galaxy S20 Ultra 5G.
Run Time Details Talk (LTE): up to 1500 min
Active online usage (LTE): up to 17 hrs
Active online usage (Wi-Fi): up to 18 hrs
Active online usage (LTE): up to 16 hrs
Active online usage (Wi-Fi): up to 16 hrs
Playback (wireless video): up to 20 hrs
Playback (wireless audio): up to 72 hrs
Talk (4G): up to 2340 min
CELLULAR Samsung Galaxy S20 Ultra 5G Samsung Galaxy Z Fold4
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 5G 5G Both phones have the same mobile network generation.
Operating System Android 10 Android 12L
User Interface Samsung One UI 2 One UI 4.1.1
Intelligent Assistant Bixby Bixby
Payment Technology Samsung Pay Samsung Pay
Navigation GPS, GLONASS, BeiDou, Galileo GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS Samsung Galaxy S20 Ultra 5G Samsung Galaxy Z Fold4
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1 FDD-LTE, TDD-LTE, LAA, 5G NR FR1
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 2, Band 4, Band 5, Band 8 Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 1900, 1700, 850, 900
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41, Band 66 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41, Band 66
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
5G NR Band N1, n3, n5, n7, n8, n28, n77, n78, n40 N1, n2, n3, n5, n7, n8, n20, n28, n38, n41, n66, n75, n77, n78, n40, n25, n12
5G NR Frequency FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 700APT, TDD TD 3700, TDD TD 3500, TDD 2300 FDD 2100, FDD 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, SDL DL 1500+, TDD TD 3700, TDD TD 3500, TDD 2300, FDD 1900, n12
Wireless Interface IEEE 802.11a/b/g/n/ac, ANT+/ANT, IEEE 802.11a/b/g/n/ac/ax IEEE 802.11a/b/g/n/ac/ax, Wi-Fi 6E
Bluetooth Bluetooth 5.0 Bluetooth 5.2
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Ultra-Wideband (UWB) - Yes Samsung Galaxy Z Fold4 has UWB wireless technology.
Modem - Snapdragon X65 5G
Messaging Services SMS, MMS -
MEDIA Samsung Galaxy S20 Ultra 5G Samsung Galaxy Z Fold4
Supported Digital Audio Standards WAV, WMA, AAC, PCM, AMR, MP3, FLAC, XMF, OGG, MIDI, APE (Monkey's Audio), M4A, DSF, DSD, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, DFF, MID, DSD64, DSD128 WAV, WMA, AAC, PCM, AMR, MP3, FLAC, XMF, OGG, MIDI, APE (Monkey's Audio), M4A, DSF, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, DFF, MID, DSD64, DSD128
Supported Digital Video Standards MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4
Sound Enhancements Dolby Digital Plus sound, Dolby Atmos sound technology, Surround sound, stereo speakers tuned by AKG, Dolby Digital sound Dolby Digital Plus sound, Dolby Atmos sound technology, Surround sound, Dolby Digital sound
FEATURES Samsung Galaxy S20 Ultra 5G Samsung Galaxy Z Fold4
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert -
Sensors Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, RGB sensor, geomagnetic sensor Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, geomagnetic sensor, light sensor
Security Devices Fingerprint reader (under display), face recognition Face recognition, fingerprint reader (side)
Additional Phone Features Smart Select, MU-MIMO technology, Fast Charging, Samsung KNOX, High AOP Mic, Smart View, Live message, Samsung DeX support, Bixby Vision, Secure Folder function, Dual Audio, Bixby Routines, Intelligent Performance Enhancer, AR Doodle, Bixby key, 3D Scanner Multitasking, Air View, MIMO technology, Screen Write, Smart Select, Samsung KNOX, High AOP Mic, Smart View, Live message, Screen off memo, Samsung DeX support, Bixby Vision, Secure Folder function, TalkBack, Dual Audio, Bixby Routines, Intelligent Performance Enhancer, Samsung Smart Switch, dual battery, AR Doodle, PENUP, Flex mode, Multi Active Window, S Pen support, Multi View, Samsung Seamless Codec
OTHERS Samsung Galaxy S20 Ultra 5G Samsung Galaxy Z Fold4
Included Accessories Power adapter, SIM card removal tool, USB-C cable, headset (tuned by AKG), clear cover case, protective film SIM card removal tool, USB-C cable
Compliant Standards VDE, IP68, SGS VDE, IPX8, IEC 61960
Max Depth of Water Resistance 1.5 m 1.5 m
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