Apple iPhone 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.

8.8	8.5
Apple iPhone	Samsung Galaxy S21
Released · Jun 29, 2007	Released · Jan 29, 2021
3.5-inch · 480x320px	6.2-inch · 2400x1080px
Single camera	Triple camera
0.1GB · 16GB	8GB · 128GB
1400 mAh	4000 mAh
Check prices	Check prices

Design

Dimensions
4.50 x 2.40 x 0.46 inches 115 x 61 x 11.6 mm	5.97 x 2.80 x 0.31 inches 151.7 x 71.2 x 7.9 mm
Weight
4.80 oz (135.0 g)	6.03 oz (171.0 g)
Materials
	Back: Plastic Frame: Aluminum
Resistance
	Water, Dust; IP68
Biometrics
	2D Face unlock, Ultrasonic in-screen fingerprint
Keys
Left: Volume control, Other	Right: Volume control, Lock/Unlock key
Colors
	Phantom pink, Violet, Gray, White

Display

Size
3.5-inch	6.2-inch
Resolution
480x320px, 165 PPI	2400x1080px, 20:9 ratio, 424 PPI
Technology
LCD	Dynamic AMOLED
Refresh rate
	120Hz (adaptive)
Screen-to-body
52.35 %	86.06 %
Colors
16 777 216
Peak brightness
	1300 cd/m2 (nit)
Features
Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor

Hardware

System chip
	Qualcomm Snapdragon 888 (5 nm)
Processor
Single core 412 MHz	Octa-core 1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680
GPU
	Adreno 660
RAM
0.1GB	8GB (LPDDR5)
Internal storage
16GB	128GB (UFS 3.0)
Storage expansion
	not expandable
OS
iOS (3.x, 2.x, 1.x)	Android (13, 12, 11), Samsung One UI

Battery

Capacity
1400 mAh	4000 mAh
Type
Li - Ion	Li - Polymer
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

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

4h 28min

Browsing

7h 47min

Video

7h 36min

Gaming

7h 9min

Camera

Rear
Single camera	Triple camera
Main camera
2 MP	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, 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
Video recording
	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 (PDAF, HDR), Video capture: 3840x2160 (4K UHD) (60 fps)

Connectivity & Features

Bluetooth
2.0, Yes	5.0
WLAN
802.11 b,g	802.11 a,b,g,n,ac,ax(Wi-Fi 6),dual-band MIMO, Wi-Fi Direct, Hotspot
USB
Proprietary	Type-C, USB 3.2
Hearing aid compatible
	M3/T3
Location
	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer	Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Other
Computer sync, OTA sync	NFC, ANT+

Multimedia

Headphones
3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Multiple speakers
Features
	32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus
Screen mirroring
	Wireless screen share
Radio
	FM, Stereo, RDS
Additional microphone(s)
	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), 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+), 46, 48(3600)
3G
	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
	LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
SIM type
	Nano SIM

Phone Features

Notifications
Polyphonic ringtones, Vibration, Phone profiles, Flight mode, Silent mode, Speakerphone
Other features
Voice recording

Regulatory Approval

FCC approval
Date approved: May 17, 2007 FCC ID value: BCGA1203	Date approved: Dec 08, 2020 FCC ID value: A3LSMG991U
Measured SAR
Head: 0.97 W/kg Measured in: 1900 MHz Body: 0.61 W/kg Measured in: 850 MHz	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
	$ 800
In The Box
	C to C Data Cable, Ejection Pin

Availability

Officially announced
Jan 09, 2007	Jan 14, 2021

Alternative variants


Internal storage	4GB

with 256GB storage


Internal storage	256GB


Internal storage	8GB

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

Links

Full specifications
Apple iPhone Specs	Samsung Galaxy S21 Specs
PhoneArena Review
Apple iPhone Review	Samsung Galaxy S21 Review
User Reviews
Apple iPhone User Reviews	Samsung Galaxy S21 User Reviews