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Samsung Galaxy Fold vs Samsung Galaxy S21 vs Samsung Galaxy Z Flip 3

Compare phone and tablet specifications of up to three devices at once.

Comparison mode:

Display

Size:

7.3 inches
6.2 inches
6.7 inches

Resolution:

2152 x 1536 pixels, 362 PPI
2400 x 1080 pixels, 20:9 ratio, 424 PPI
2636 x 1080 pixels, 22:9 ratio, 425 PPI

Technology:

Dynamic AMOLED
Dynamic AMOLED
Dynamic AMOLED

Refresh rate:

120Hz (adaptive)
120Hz

Screen-to-body:

85.79 %
86.06 %
84.79 %

Peak brightness:

1300 cd/m2 (nit)

Features:

Folding inside the device, HDR support, Ambient light sensor, Proximity sensor
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:

4.6 inches, 1680 x 720 pixels, Super AMOLED, Scratch-resistant glass (Corning Gorilla Glass 6)
1.9 inches, 260 x 512 pixels, AMOLED

Hardware

System chip:

Qualcomm Snapdragon 855
Qualcomm Snapdragon 888
Qualcomm Snapdragon 888 SM8350

Processor:

Octa-core, 2840 MHz, Kryo 485, 64-bit, 7 nm
Octa-core, 2840 MHz, Kryo 680, 64-bit, 5 nm
Octa-core, 2840 MHz, Kryo 680, 64-bit, 5 nm

GPU:

Adreno 640
Adreno 660
Adreno 660

RAM:

12GB LPDDR4
8GB LPDDR5
8GB LPDDR5

Internal storage:

512GB (UFS 3.0), available to use: 461.8 GB, not expandable
128GB (UFS 3.0), not expandable
128GB (UFS 3.1), not expandable

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (9.0 Pie), Samsung One UI
Android (11), Samsung One UI
Android (11)

Battery

Capacity:

4380 mAh
4000 mAh
3300 mAh

Type:

Li - Polymer, Not user replaceable
Li - Polymer, Not user replaceable

Charging:

Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless 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 charging

Max charge speed:

Wired: 25.0W; Wireless: 15.0W
Wired: 15.0W; Wireless: 10.0W

Camera

Rear:

Triple camera
Triple camera
Dual camera

Main camera:

12 MP (OIS, PDAF)
12 MP (OIS, PDAF)
12 MP (OIS, Autofocus)

Specifications:

Aperture size: F1.5/F2.4; Focal length: 26 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.76"; Pixel size: 1.8 μm
Aperture size: F1.8; Pixel size: 1.4 μm

Second camera:

12 MP (Telephoto, OIS, PDAF)
64 MP (Telephoto, OIS, PDAF)
12 MP (Ultra-wide)

Specifications:

Optical zoom: 2.0x; Aperture size: F2.4; Focal Length: 52 mm; Sensor size: 1/3.6"; Pixel size: 1 μm
Aperture size: F2.0; Focal Length: 29 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm
Aperture size: F2.2; Pixel size: 1.12 μm

Third camera:

16 MP (Ultra-wide)
12 MP (Ultra-wide, Autofocus)

Specifications:

Aperture size: F2.2; Focal Length: 12 mm; Pixel size: 1 μm
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Video recording:

3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
Yes

Features:

HDR, Continuous autofocus, EIS
OIS, HDR, Hyperlapse, Continuous autofocus, Video light, EIS

Front:

10 MP (Dual-Camera, Autofocus)
10 MP (PDAF, HDR)
10 MP

Folded:

10 MP

Video capture:

3840x2160 (4K UHD) (60 fps)
3840x2160 (4K UHD) (60 fps)

Design

Dimensions:

6.33 x 4.64 x 0.27 inches (160.9 x 117.9 x 6.9 mm)
5.97 x 2.80 x 0.31 inches (151.7 x 71.2 x 7.9 mm)
6.54 x 2.84 x 0.27 inches (166 x 72.2 x 6.9 mm)

Folded:

(160.9 x 62.8 x 17.1 mm)
(72.2 x 86.4 x 15.9 mm)

Weight:

9.74 oz (276.0 g)
6.03 oz (171.0 g)
6.46 oz (183.0 g)

Materials:

Back: Plastic; Frame: Aluminum
Back: Glass; Frame: Aluminum

Resistance:

Water, Dust; IP68
Yes; IPX8

Biometrics:

2D Face unlock, Fingerprint (touch)
2D Face unlock, Ultrasonic in-screen fingerprint
Fingerprint (touch)

Keys:

Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors:

Space silver, Cosmos black
Phantom pink, Violet, Gray, White
Phantom Black, Cream, Lavender

Cellular

5G:

n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave
n2, n5, n25, n41, n66, n71, n260, n261, SA, NSA, Sub-6, mmWave

LTE (FDD):

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 14(700 PS), 18(800 Lower), 19(800 Upper), 20(800 DD), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3)
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), 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)

LTE (TDD):

Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)

UMTS:

Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
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 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s

Dual SIM:

Yes

SIM type:

Nano SIM, eSIM
Nano SIM
Nano SIM

Multimedia

Headphones:

No 3.5mm jack
No 3.5mm jack
No 3.5mm jack

Speakers:

Earpiece, Multiple speakers
Earpiece, Multiple speakers
Earpiece, Multiple speakers

Features:

32-Bit DAC, Dolby Atmos, aptX-HD
32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus
aptX, aptX-HD

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM, Stereo, RDS

Additional microphone(s):

for Noise cancellation
for Noise cancellation, Video recording
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0, EDR
5.0
5.1

Wi-Fi:

802.11 a, b, g, n, ac, ax, dual-band; MIMO, Wi-Fi Direct, Hotspot
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; Wi-Fi Direct, Hotspot

USB:

Type-C (reversible), USB 3.1
Type-C (reversible), USB 3.2
Type-C (reversible), USB 3.1

Features:

Charging, Headphones port, OTG, Video out
Charging, Headphones port, OTG, Video out
Charging, OTG

Location:

GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou

Sensors:

Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer

Other:

NFC, ANT+
NFC, ANT+
NFC

Hearing aid compatible:

M4, T3
M3, T3

Regulatory Approval

FCC approval:

Date approved:

Aug 07, 2019
Dec 08, 2020
Jun 23, 2021

FCC ID value:

A3LSMF900U
A3LSMG991U
A3LSMF711U

Measured SAR:

Head:

0.41 W/kg
0.36 W/kg
1.05 W/kg

Body:

0.66 W/kg
1.08 W/kg
1.08 W/kg

Simultaneous Transmission:

1.59 W/kg
3.96 W/kg
1.59 W/kg

Wireless Router:

1.20 W/kg
1.09 W/kg
1.21 W/kg

Phablet:

3.98 W/kg
2.49 W/kg

Buyers information

Price:

$ 1980
$ 800

In The Box:

AC adapter (quick charge), USB-C cable, Galaxy Buds, Kevlar slim case, Quick Start Guide
C to C Data Cable, Ejection Pin

Availability

Officially announced:

Feb 20, 2019
Jan 14, 2021
Aug 11, 2021
FCC OKs Cingular\'s purchase of AT&T Wireless