Samsung Galaxy Z Flip 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.

5.0	8.5
Samsung Galaxy Z Flip	Samsung Galaxy S21
Released · Feb 14, 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
Mirror black, Mirror purple	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 855+ SM8150-AC (7 nm)	Qualcomm Snapdragon 888 (5 nm)
Processor
Octa-core 1x 2.96GHz Kryo 485 + 3x 2.42GHz Kryo 485 + 4x 1.80GHz Kryo 485	Octa-core 1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680
GPU
Adreno 640	Adreno 660
RAM
8GB (LPDDR4)	8GB (LPDDR5)
Internal storage
256GB, available to use: 224 GB	128GB (UFS 3.0)
Storage expansion
not expandable	not expandable
OS
Android (12, 11, 10), Samsung One UI	Android (13, 12, 11), Samsung One UI

Battery

Capacity
3300 mAh	4000 mAh
Type
Li - Polymer	Li - Polymer
Charging
Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, 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: 25.0W Wireless: 15.0W

Battery Life Estimate

4h 23min

Browsing

8h 26min

Video

6h 40min

Gaming

7h 46min

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
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps) HDR, Time-lapse video, Hyperlapse, Continuous autofocus, EIS	7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps) OIS, HDR, Hyperlapse, Continuous autofocus, Video light, EIS
Front
10 MP, Video capture: 3840x2160 (4K UHD) (30 fps)	10 MP (PDAF, HDR), Video capture: 3840x2160 (4K UHD) (60 fps)

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
802.11 a,b,g,n,ac,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 2.0	Type-C, USB 3.2
Hearing aid compatible
M3/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, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave
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), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 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)
4G (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)	Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)
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 16 (1000/150 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: Feb 05, 2020 FCC ID value: A3LSMF700U	Date approved: Dec 08, 2020 FCC ID value: A3LSMG991U
Measured SAR
Head: 0.26 W/kg Body: 0.96 W/kg Simultaneous Transmission: 1.47 W/kg Wireless Router: 1.39 W/kg Phablet: 3.87 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
$ 1380	$ 800
In The Box
Charger and cable, OTG, SIM ejector tool, Protector, USB-C headphones.	C to C Data Cable, Ejection Pin

Availability

Officially announced
Feb 11, 2020	Jan 14, 2021

Alternative variants


Colors	Grey
MSRP	$ 2480
In The Box	Leather Cover, Galaxy Watch Active2 and two straps, Galaxy Buds+

with 256GB storage


Internal storage	256GB

for AT&T


4G (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)

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

for Sprint


4G (FDD)	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)

Links

Full specifications
Samsung Galaxy Z Flip Specs	Samsung Galaxy S21 Specs
PhoneArena Review
Samsung Galaxy Z Flip Review	Samsung Galaxy S21 Review
User Reviews
	Samsung Galaxy S21 User Reviews