Samsung Galaxy S21 Ultra vs Samsung Galaxy Z Fold 5 Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

9.1
Samsung Galaxy S21 Ultra
6.6
Samsung Galaxy Z Fold 5
Samsung Galaxy S21 Ultra Samsung Galaxy Z Fold 5
Released · Jan 29, 2021
Released · Aug 11, 2023
6.8-inch · 3200x1440px
7.6-inch · 2176x1812px
Quad camera
Triple camera
12GB · 128GB
12GB · 256GB
5000 mAh
4400 mAh
Check prices Check prices

Design

Dimensions
6.50 x 2.98 x 0.35 inches (~0.37 inches with camera bump)
165.1 x 75.6 x 8.9 mm (~9.4 mm with camera bump)
6.10 x 5.11 x 0.24 inches
154.9 x 129.9 x 6.1 mm
Folded
6.10 x2.64 x0.52 inches (154.9 x 67.1 x 13.4 mm)
Weight
8.04 oz (229.0 g) 8.92 oz (253.0 g)
Materials
Back: Glass (Corning Gorilla Glass Victus)
Frame: Aluminum
Back: Glass (Corning Gorilla Glass Victus 2)
Frame: Aluminum
Resistance
Water, Dust; IP68 Water; IPX8
Biometrics
2D Face unlock, Ultrasonic in-screen fingerprint Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Phantom black, Silver Icy Blue, Phantom Black, Cream, Gray, Blue

Display

Size
6.8-inch 7.6-inch
Resolution
3200x1440px, 20:9 ratio, 516 PPI 2176x1812px, 21.6:18 ratio, 373 PPI
Technology
Dynamic AMOLED Dynamic AMOLED
Refresh rate
120Hz (adaptable) 120Hz
Screen-to-body
89.33 % 91.12 %
Peak brightness
1500 cd/m2 (nit) 1750 cd/m2 (nit)
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor Folding inside the device, HDR support, Ambient light sensor, Proximity sensor
Front cover display
6.2 inches
2316 x904 px
Dynamic AMOLED
120Hz refresh rate, Scratch-resistant glass (Corning Gorilla Glass Victus 2), Ambient light sensor, Proximity senso

Hardware

System chip
Qualcomm Snapdragon 888 SM8350 (5 nm) Qualcomm Snapdragon 8 Gen 2 SM8550-AC (4 nm)
Processor
Octa-core
1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680
Octa-core
1x 3.36GHz Cortex-X3 + 2x 2.8GHz Cortex-A715 + 2x 2.8GHz Cortex-A710 + 3x 2.0GHz Cortex-A510
GPU
Adreno 660 Adreno 740
RAM
12GB (LPDDR5) 12GB
Internal storage
128GB (UFS 3.1) 256GB
Storage expansion
not expandable not expandable
OS
Android (14, 13, 12, 11), One UI Android (14, 13)

Battery

Capacity
5000 mAh 4400 mAh
Type
Li - Polymer Li - Polymer
Charging
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging Fast charging, Qi wireless charging, Reverse wireless charging
Charge speed
Wired: 25.0W
Wireless: 15.0W
Wired: 25.0W
Wireless: 15.0W
PhoneArena Battery Tests
Battery Life Estimate
6h 15min
Browsing
14h 43min
Video
8h 52min
Gaming
8h 40min
Battery Life Estimate
4h 41min
Browsing
9h 22min
Video
6h 30min
Gaming
9h 27min

Camera

Rear
Quad camera Triple camera
Main camera
108 MP (OIS, Laser and PDAF)
Aperture size: F1.8
Focal length: 24 mm
Sensor size: 1/1.33"
Pixel size: 0.8 μm
50 MP (OIS, PDAF)
Aperture size: F1.8
Focal length: 23 mm
Sensor size: 1/1.56"
Pixel size: 1.0 μm
Second camera
12 MP (Ultra-wide, PDAF)
Aperture size: F2.2
Focal Length: 13 mm
Sensor size: 1/2.55"
Pixel size: 1.4 μm
12 MP (Ultra-wide)
Aperture size: F2.2
Focal Length: 12 mm
Sensor size: 1/3.06"
Pixel size: 1.12 μm
Third camera
10 MP (Telephoto, OIS, PDAF)
Optical zoom: 3.0x
Aperture size: F2.4
Focal Length: 70 mm
Sensor size: 1/3.2"
Pixel size: 1.22 μm
10 MP (Telephoto)
Aperture size: F2.4
Focal Length: 66 mm
Sensor size: 1/3.94"
Pixel size: 1.0 μm
Fourth camera
10 MP (Telephoto, Periscope, OIS, PDAF)
Optical zoom: 3.0x
Aperture size: F2.4
Focal Length: 70 mm
Sensor size: 1/3.2"
Pixel size: 1.22 μm
Flash
LED LED
Video recording
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
OIS, HDR, Hyperlapse, Video light, EIS
7680x4320 (8K UHD) (30 fps), 3840x2160 (4K UHD) (60 fps)
Front
40 MP (PDAF, HDR), Video capture: 3840x2160 (4K UHD) (60 fps) 4 MP (Under-screen)
Folded: 10 MP
PhoneArena Camera Tests
N/A
Overall
N/A
Photo
N/A
Video
140
Overall
144
Photo
135
Video

Connectivity & Features

Bluetooth
5.1 5.3
WLAN
802.11 a,b,g,n,ac,ax(Wi-Fi 6),dual-band
MIMO, Wi-Fi Direct, Hotspot
802.11 a,b,g,n,ac,ax(Wi-Fi 6),Wi-Fi 6E
Wi-Fi Direct, Hotspot
USB
Type-C, USB 3.2 Type-C
Hearing aid compatible
M3/T3
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Other
NFC, ANT+ NFC

Multimedia

Headphones
No 3.5mm jack No 3.5mm jack
Speakers
Earpiece, Multiple speakers Earpiece, Multiple speakers
Features
32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus
Screen mirroring
Wireless screen share Wireless screen share
Radio
FM, Stereo, RDS
Additional microphone(s)
Noise cancellation, Video recording Noise cancellation

Cellular

5G
Bands n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave Bands n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n29, n30, n40, n41, n66, n78, 5G Ready
4G (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 30(2300 WCS), 66(AWS-3), 71(600) Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3)
4G (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600) Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900) Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A Pro Cat 20 (2000/150 Mbit/s) LTE-A, HSDPA+ (4G) 42.2 Mbit/s
SIM type
Nano SIM Dual Nano SIM + eSIM

Regulatory Approval

FCC approval
Date approved: Dec 22, 2020
FCC ID value: A3LSMG998U
Date approved: Jun 26, 2023
FCC ID value: A3LSMF946U
Measured SAR
Head: 0.77 W/kg
Body: 1.02 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.16 W/kg
Phablet: 3.15 W/kg
Head: 1.16 W/kg
Body: 1.07 W/kg
Simultaneous Transmission: 1.57 W/kg

Buyers information

MSRP
$ 1200 / € 1399 $ 1799
In The Box
C to C Data Cable, Ejection Pin USB-C cable, SIM ejector tool, Paperwork

Availability

Officially announced
Jan 14, 2021 Jul 26, 2023

Alternative variants

with 256GB storage
Internal storage 256GB
Colors Phantom black
MSRP $ 1250
With 512GB internal storage
Internal storage 512GB
with 512GB storage
RAM 16GB
Internal storage 512GB
Colors Phantom black
MSRP $ 1380
With 1TB internal storage
Internal storage 1024GB
for Europe
System chip Samsung Exynos 2100 (5 nm)
Processor Octa-core
1x 2.91GHz Cortex-X1 + 3x 2.81GHz Cortex-A78 + 4x 2.2GHz Cortex-A55
GPU Mali G78 MP14
Weight 8.01 oz (227.0 g)
5G Bands SA, NSA, Sub-6
FCC approval Date approved: Dec 22, 2020
FCC ID value: A3LSMG998B
Measured SAR Head: 0.16 W/kg
Body: 0.72 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.34 W/kg
Phablet: 3.86 W/kg
FCC OKs Cingular\'s purchase of AT&T Wireless