Samsung Galaxy Z Flip 5G vs Samsung Galaxy S21 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.

6.3
Samsung Galaxy Z Flip 5G
8.5
Samsung Galaxy S21
Samsung Galaxy Z Flip 5G Samsung Galaxy S21
Released · Aug 07, 2020
Released · Jan 29, 2021
6.7-inch · 2636x1080px
6.2-inch · 2400x1080px
Dual camera
Triple camera
8GB · 256GB
8GB · 128GB
3300 mAh
4000 mAh
Check prices Check prices

Design

Dimensions
6.59 x 2.90 x 0.28 inches
167.3 x 73.6 x 7.2 mm
5.97 x 2.80 x 0.31 inches
151.7 x 71.2 x 7.9 mm
Folded
(87.4 x 73.6 x 17.3 mm)
Weight
6.46 oz (183.0 g) 6.03 oz (171.0 g)
Materials
Frame: Aluminum Back: Plastic
Frame: Aluminum
Resistance
None Water, Dust; IP68
Biometrics
2D Face unlock, Fingerprint (touch) 2D Face unlock, Ultrasonic in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Mystic gray, Mystic bronze, Mystic white Phantom pink, Violet, Gray, White

Display

Size
6.7-inch 6.2-inch
Resolution
2636x1080px, 22:9 ratio, 425 PPI 2400x1080px, 20:9 ratio, 424 PPI
Technology
Dynamic AMOLED Dynamic AMOLED
Refresh rate
120Hz (adaptive)
Screen-to-body
81.04 % 86.06 %
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
Additional display
1.1 inches, 112 x300 px, Super AMOLED

Hardware

System chip
Qualcomm Snapdragon 865+ SM8250-AB (7 nm) Qualcomm Snapdragon 888 (5 nm)
Processor
Octa-core
1x 3.1GHz Kryo 585 + 3x 2.42GHz Kryo 585 + 4x 1.80GHz Kryo 585
Octa-core
1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680
GPU
Adreno 650 Adreno 660
Memory
8GB (LPDDR4)/256GB 8GB (LPDDR5)/128GB (UFS 3.0)
Storage expansion
not expandable not expandable
OS
Android (12, 11, 10) Android (13, 12, 11)

Battery

Type
3300 mAh, Li - Polymer 4000 mAh, Li - Polymer
Charging
Qualcomm Quick Charge 2.0
Qi 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
Charge speed
Wired: 15.0W
Wireless: 9.0W
Wired: 25.0W
Wireless: 15.0W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Battery Life Estimate
4h 28min
Browsing
7h 47min
Video
7h 36min
Gaming
7h 9min

Camera

Rear
Dual camera Triple camera
Main camera
12 MP (OIS, PDAF)
Aperture size: F1.8
Focal length: 27 mm
Sensor size: 1/2.55"
Pixel size: 1.4 μm
12 MP (OIS, PDAF)
Aperture size: F1.8
Focal length: 26 mm
Sensor size: 1/1.76"
Pixel size: 1.8 μm
Second camera
12 MP (Ultra-wide)
Aperture size: F2.2
Pixel size: 1.12 μm
12 MP (Ultra-wide, Autofocus)
Aperture size: F2.2
Focal Length: 13 mm
Sensor size: 1/2.55"
Pixel size: 1.4 μm
Third camera
64 MP (Telephoto, OIS, PDAF)
Aperture size: F2.0
Focal Length: 29 mm
Sensor size: 1/1.7"
Pixel size: 0.8 μm
Flash
LED LED
Video recording
4K UHD (60 fps), 1080p (240 fps), 720p (960 fps)
HDR, Time-lapse video, Hyperlapse, Continuous autofocus, EIS
8K UHD (24 fps), 4K UHD (60 fps), 1080p (240 fps), 720p (960 fps)
OIS, HDR, Hyperlapse, Continuous autofocus, Video light, EIS
Front
10 MP
Video capture: 4K UHD (30 fps)
10 MP (PDAF, HDR)
Video capture: 4K UHD (60 fps)

Connectivity & Features

Bluetooth
5.0 5.0
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),dual-band
MIMO, Wi-Fi Direct, Hotspot
USB
Type-C, USB 3.1 Type-C, USB 3.2
Hearing aid compatible
M4/T3 M3/T3
Location
GPS, A-GPS, Glonass, Galileo, 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, ANT+

Multimedia

Headphones
No 3.5mm jack No 3.5mm jack
Speakers
Earpiece, Multiple speakers Earpiece, Multiple speakers
Features
Dolby Atmos, Dolby Digital, Dolby Digital Plus 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 Noise cancellation, Video recording

Cellular

5G
Bands n2, n5, n25, n41, n66, n71, SA, NSA, Sub-6 Bands n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave
4G (FDD)
Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 20, 25, 26, 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600) Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30(2300 WCS), 66(AWS-3), 71(600)
4G (TDD)
Bands 38, 40, 41, 48 Bands 38, 39, 40, 41, 46, 48
3G
Bands 1, 2, 4, 5, 8 Bands 1, 2, 4, 5, 8
Data Speed
LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
Dual SIM
Yes
SIM type
Nano SIM, eSIM Nano SIM
HD Voice
Yes

Regulatory Approval

FCC approval
Date approved: Jul 20, 2020
FCC ID value: A3LSMF707U
Date approved: Dec 08, 2020
FCC ID value: A3LSMG991U
Measured SAR
Head: 0.46 W/kg
Body: 0.90 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.35 W/kg
Phablet: 3.99 W/kg
Head: 0.36 W/kg
Body: 1.08 W/kg
Simultaneous Transmission: 3.96 W/kg
Wireless Router: 1.09 W/kg
Phablet: 2.49 W/kg

Buyers information

MSRP
$ 1450 $ 800
In The Box
C to C Data Cable, Ejection Pin

Availability

Officially announced
Jul 22, 2020 Jan 14, 2021

Alternative variants

with 256GB storage
Memory 256GB
for Europe
System chip Samsung Exynos 2100 (5 nm)
Processor Octa-core
2900 MHz
1x 2.91GHz Cortex-X1 + 3x 2.81GHz Cortex-A78 + 4x 2.2GHz Cortex-A55
GPU Mali G78 MP14
Weight 5.96 oz (169.0 g)
5G Bands SA, NSA, Sub-6
FCC approval Date approved: Dec 18, 2020
FCC ID value: A3LSMG991B
Measured SAR Head: 0.42 W/kg
Body: 0.94 W/kg
Simultaneous Transmission: 3.96 W/kg
Wireless Router: 1.34 W/kg
Phablet: 2.37 W/kg
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