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Samsung Galaxy S21 FE 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:

6.5 inches
6.2 inches
6.7 inches

Resolution:

2400 x 1080 pixels, 405 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
120Hz (adaptive)
120Hz

Screen-to-body:

86.77 %
86.06 %
84.79 %

Peak brightness:

1300 cd/m2 (nit)

Features:

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:

1.9 inches, 260 x 512 pixels, AMOLED

Hardware

System chip:

Qualcomm Snapdragon 888 SM8350
Qualcomm Snapdragon 888
Qualcomm Snapdragon 888 SM8350

Processor:

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

GPU:

Adreno 660
Adreno 660
Adreno 660

RAM:

8GB
8GB LPDDR5
8GB LPDDR5

Internal storage:

128GB
128GB (UFS 3.0), not expandable
128GB (UFS 3.1), not expandable

Storage expansion:

microSDXC

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (11)
Android (12, 11), Samsung One UI
Android (11)

Battery

Capacity:

4370 mAh
4000 mAh
3300 mAh

Type:

Not user replaceable
Li - Polymer, Not user replaceable

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

Specifications:

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

Specifications:

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:

8 MP (Telephoto, OIS)
12 MP (Ultra-wide, Autofocus)

Specifications:

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

Features:

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

Front:

10 MP (PDAF, HDR)
10 MP

Video capture:

3840x2160 (4K UHD) (60 fps)

Design

Dimensions:

6.13 x 2.93 x 0.31 inches (155.7 x 74.5 x 7.9 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:

(72.2 x 86.4 x 15.9 mm)

Weight:

6.21 oz (176.0 g)
6.03 oz (171.0 g)
6.46 oz (183.0 g)

Materials:

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

Resistance:

Water, Dust; IP67
Water, Dust; IP68
Yes; IPX8

Biometrics:

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

Keys:

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

Colors:

Phantom pink, Violet, Gray, White
Phantom Black, Cream, Lavender

Cellular

5G:

5G Ready
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), 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, 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)

Data Speed:

LTE-A, HSDPA+ (4G) 42.2 Mbit/s
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

SIM type:

Nano SIM
Nano SIM
Nano SIM

Multimedia

Headphones:

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

Speakers:

Earpiece, Loudspeaker
Earpiece, Multiple speakers
Earpiece, Multiple speakers

Features:

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
5.0
5.1

Wi-Fi:

802.11 a, b, g, n, ac, ax (Wi-Fi 6); 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)
Type-C (reversible), USB 3.2
Type-C (reversible), USB 3.1

Features:

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

Location:

GPS, A-GPS, 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
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer

Other:

NFC
NFC, ANT+
NFC

Hearing aid compatible:

M3, T3

Regulatory Approval

FCC approval:

Date approved:

Jun 29, 2021
Dec 08, 2020
Jun 23, 2021

FCC ID value:

A3LSMG990U
A3LSMG991U
A3LSMF711U

Measured SAR:

Head:

0.77 W/kg
0.36 W/kg
1.05 W/kg

Body:

0.90 W/kg
1.08 W/kg
1.08 W/kg

Simultaneous Transmission:

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

Wireless Router:

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

Phablet:

2.49 W/kg

Buyers information

Price:

$ 800

In The Box:

C to C Data Cable, Ejection Pin

Availability

Officially announced:

Jan 14, 2021
Aug 11, 2021

Expected Announcement:

2022
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