Samsung Galaxy S21 FE vs Samsung Galaxy S24 Specs Comparison

Display

Size
6.4-inch	6.2-inch
Resolution
2340 x 1080 px, 19.5:9 ratio, 403 PPI	2340 x 1080 px, 19.5:9 ratio, 416 PPI
Technology
Dynamic AMOLED	Dynamic AMOLED
Refresh rate
120Hz	120Hz
Screen-to-body
86.77 %	90.87 %
Peak brightness
	2600 cd/m2 (nit)
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus 2), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 888 SM8350 (5 nm)	Qualcomm Snapdragon 8 Gen 3 SM8650-AB (4 nm)
Processor
Octa-core, 2840 MHz, Kryo 680 Prime, 64-bit	Octa-core, 1x 3.39GHz Cortex-X4 + 3x 3.1GHz Cortex-A720 + 2x 2.9GHz Cortex-A720 + 2x 2.2GHz Cortex-A520
GPU
Adreno 660	Adreno 750
RAM
6GB	8GB
Internal storage
128GB (UFS 3.1)	128GB (UFS 3.1), not expandable
OS
Android (11)	Android (14)
Device type
Smartphone	Smartphone

Battery

Capacity
4500 mAh	4000 mAh
Type
Li - Ion, Not user replaceable	Li - Ion, Not user replaceable
Charging
Fast charging, Qi wireless charging, Reverse wireless charging	Fast charging, Qi wireless charging, Reverse wireless charging
Max charge speed
Wired: 25.0W Wireless: 15.0W	Wired: 25.0W Wireless: 15.0W

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

9h 39min

Video

7h 19min

Gaming

Untested

Battery Life Estimate

6h 37min

Browsing

16h 18min

Video

8h 20min

Gaming

10h 45min

Find out more details about battery and charging for all phones we have tested on our PhoneArena Battery Score page.

Camera

Rear
Triple camera	Triple camera
Main camera
12 MP (OIS, PDAF) Specifications: Aperture size: F1.8 Focal length: 26 mm Pixel size: 1.8 μm	50 MP (OIS, PDAF) Specifications: Aperture size: F1.8 Focal length: 24 mm Sensor size: 1/1.56" Pixel size: 1.0 μm
Second camera
8 MP (Telephoto, OIS, Autofocus) Specifications: Optical zoom: 3.0x Aperture size: F2.4 Focal Length: 76 mm	10 MP (Telephoto, OIS) Specifications: Optical zoom: 3.0x Aperture size: F2.4 Focal Length: 67 mm Sensor size: 1/3.94" Pixel size: 1.0 μm
Third camera
12 MP (Ultra-wide) Specifications: Aperture size: F2.2 Focal Length: 13 mm	12 MP (Ultra-wide) Specifications: Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/2.55" Pixel size: 1.4 μm
Flash
LED	LED
Video recording
3840x2160 (4K UHD) (60 fps)	7680x4320 (8K UHD) (30 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps)
Front
32 MP, Video capture: 3840x2160 (4K UHD) (60 fps)	12 MP, Video capture: 3840x2160 (4K UHD) (60 fps)

PhoneArena Camera Tests

N/A

Overall

N/A

Photo

N/A

Video

152

Overall

156

Photo

147

Video

Find out more details about photo and video scores for all phones we have tested on our PhoneArena Camera Score page.

Design

Dimensions
6.13 x 2.93 x 0.31 inches (155.7 x 74.5 x 7.9 mm)	5.79 x 2.78 x 0.30 inches (147 x 70.6 x 7.6mm) thickness with camera 0.35 inches (8.85 mm)
Weight
6.00 oz(170.0 g)	5.93 oz(168.0 g)
Materials
Back: Plastic Frame: Metal	Back: Glass (Corning Gorilla Glass Victus 2) Frame: Aluminum
Resistance
Water, Dust; IP68	Yes; IP68
Biometrics
2D Face unlock, Ultrasonic in-screen fingerprint	Ultrasonic in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
White, Graphite, Lavender, Olive	Onyx Black, Marble Grey, Cobalt Violet, Amber Yellow, Jade Green, Sandstone Orange, Sapphire Blue

Cellular

5G
Bands n1, n3, n5, n8, n20, n28, n38, n40, n41, n66, n78, 5G Ready	Bands n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n38, n40, n41, n66, n75, n77, n78, SA, NSA, mmWave, 5G Ready
4G (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 20(800 DD), 26(850+), 28(700 APT), 32(1500 L-band), 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), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 32(1500 L-band), 66(AWS-3)
4G (TDD)
Bands 38(2600), 40(2300), 41(2600+)	Bands 38(2600), 39(1900+), 40(2300)
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, HSDPA+ (4G) 42.2 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
Dual SIM
Yes
SIM type
Nano SIM, eSIM	Dual Nano SIM + eSIM

Multimedia

Headphones
No 3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Multiple speakers
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM, Stereo, RDS
Additional microphone(s)
Noise cancellation	Noise cancellation

Connectivity & Features

Bluetooth
5.0	5.3
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),Wi-Fi 6E Wi-Fi Direct, Hotspot
USB
Type-C (reversible), USB 3.2, Features: Charging, OTG	Type-C (reversible), USB 3.2, Features: Charging, OTG
Location
GPS, A-GPS, Glonass, Galileo, BeiDou	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers)	Accelerometer, Gyroscope, Compass, Barometer
Other
NFC	NFC

Regulatory Approval

FCC approval
Date approved: Jun 29, 2021 FCC ID value: A3LSMG990U	Date approved: Nov 30, 2023 FCC ID value: A3LSMS921U
Measured SAR
Head: 0.77 W/kg Body: 0.90 W/kg Simultaneous Transmission: 1.48 W/kg Wireless Router: 1.09 W/kg	Head: 1.23 W/kg Body: 1.14 W/kg Simultaneous Transmission: 1.58 W/kg

Buyers information

Price
$ 700	$ 800 / € 899
In The Box
Phone, Type-C cable, documentation	USB-C cable, SIM ejector tool, Paperwork

Availability

Officially announced
Jan 04, 2022	Jan 17, 2024

Alternative variants

With 8GB RAM and 256GB internal storage

RAM	8GB
Internal storage	256GB
Price	$ 770

With 256GB internal storage

Internal storage	256GB (UFS 4.0)
Price	$ 860

International

System chip	Exynos 2400 (4 nm)
Processor	Deca-core, 1x 3.2GHz Cortex-X4 + 2x 2.9GHz Cortex-A720 + 3x 2.6GHz Cortex-A720 + 4x 1.95GHz Cortex-A520
GPU	Xclipse 940

Links

Full specifications
Samsung Galaxy S21 FE Specs	Samsung Galaxy S24 Specs
PhoneArena Review
Samsung Galaxy S21 FE Review	Samsung Galaxy S24 Review
User Reviews
Samsung Galaxy S21 FE User Reviews	Samsung Galaxy S24 User Reviews