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Samsung Galaxy S21 FE vs Samsung Galaxy S23 Ultra 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.

Comparison mode:
Specs Size
Differences only
8.3
Samsung Galaxy S21 FE
7.1
Samsung Galaxy S23 Ultra
Samsung Galaxy S21 FE Samsung Galaxy S23 Ultra
Released · Jan 11, 2022
Released · Feb 17, 2023
6.4-inch · 2340 x 1080 px
6.8-inch · 3088 x 1440 px
12 MP Main · 32 MP Selfie
200 MP Main · 12 MP Selfie
6GB · 128GB
8GB · 256GB
4500 mAh
5000 mAh
Check prices Check prices

Display

Size
6.4-inch 6.8-inch
Resolution
2340 x 1080 px, 19.5:9 ratio, 403 PPI 3088 x 1440 px, 19.3:9 ratio, 501 PPI
Technology
Dynamic AMOLED Dynamic AMOLED
Refresh rate
120Hz 120Hz
Screen-to-body
86.77 % 89.87 %
Peak brightness
1200 cd/m2 (nit) 1750 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 2 SM8550 (4 nm)
Processor
Octa-core, 1x 2.84GHz Cortex-X1 + 3x 2.42GHz Cortex-A78 + 4x 1.80GHz Cortex-A55 Octa-core, 1x 3.36GHz Kryo Prime + 4x 2.8GHz Kryo Gold + 3x 2.0GHz Kryo Silver
GPU
Adreno 660 Adreno 740
RAM
6GB (LPDDR5) 8GB (LPDDR5X)
Internal storage
128GB (UFS 3.1), not expandable 256GB (UFS 4.0), not expandable
OS
Android (14, 13, 12), One UI Android (14, 13), One UI
Device type
Smartphone Smartphone

Battery

Capacity
4500 mAh 5000 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: 45.0W
Wireless: 15.0W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
9h 39min
Video
7h 19min
Gaming
Untested
Battery Life Estimate
7h 17min
Browsing
18h 57min
Video
8h 54min
Gaming
10h 59min
Find out more details about battery and charging for all phones we have tested on our PhoneArena Battery Score page.

Camera

Rear
Triple camera Quad camera
Main camera
12 MP (OIS, PDAF)
Specifications:
Aperture size: F1.8
Focal length: 26 mm
Sensor size: 1/1.76"
Pixel size: 1.8 μm 		200 MP (OIS, PDAF)
Specifications:
Aperture size: F1.7
Focal length: 24 mm
Sensor size: 1/1.3"
Pixel size: 0.6 μm
Second camera
8 MP (Telephoto, OIS, Autofocus)
Specifications:
Optical zoom: 3.0x
Aperture size: F2.4
Focal Length: 76 mm
Sensor size: 1/4.5"
Pixel size: 1.0 μm 		10 MP (Telephoto, OIS)
Specifications:
Optical zoom: 3.0x
Aperture size: F2.4
Focal Length: 69 mm
Sensor size: 1/3.52"
Pixel size: 1.12 μm
Third camera
12 MP (Ultra-wide)
Specifications:
Aperture size: F2.2
Focal Length: 13 mm
Sensor size: 1/3" 		10 MP (Telephoto)
Specifications:
Optical zoom: 10.0x
Aperture size: F4.9
Focal Length: 230 mm
Sensor size: 1/3.52"
Pixel size: 1.12 μm
Fourth camera
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)
Features:
HDR, Continuous autofocus, Picture-taking during video recording, 10-bit HDR 		7680x4320 (8K UHD) (30 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (960 fps)
Features:
OIS, HDR
Front
32 MP (HDR, Autofocus), Video capture: 3840x2160 (4K UHD) (60 fps) 12 MP (PDAF), Video capture: 3840x2160 (4K UHD) (60 fps)
PhoneArena Camera Tests
N/A
Overall
N/A
Photo
N/A
Video
147
Overall
150
Photo
144
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)
thickness with camera 0.36 inches (9.2 mm) 		6.43 x 3.07 x 0.35 inches
(163.3 x 78 x 8.9 mm)
thickness with camera 0.42 inches (10.68 mm)
Weight
6.00 oz(170.0 g) 8.25 oz(234.0 g)
Materials
Back: Plastic
Frame: Metal 		Back: Glass (Corning Gorilla Glass Victus 2)
Frame: Aluminum
Resistance
Water, Dust; IP68 Water, Splash, Dust; IP68
Biometrics
2D Face unlock, Ultrasonic in-screen fingerprint 2D Face unlock, Ultrasonic in-screen fingerprint
Features
Stylus
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
White, Graphite, Lavender, Olive Phantom Black, Cream, Green, Lavender

Cellular

5G
Bands n1, n3, n5, n8, n20, n28, n38, n40, n41, n66, n78, 5G Ready Bands n1, n7, n28, n41, n66, n71, n78, n258, 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), 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), 14(700 PS), 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)
4G (TDD)
Bands 38(2600), 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 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s LTE-A, HSDPA+ (4G) 42.2 Mbit/s
SIM type
Dual Nano SIM 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
Hearing aid compatible
M3/T4
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, Ultra Wideband (UWB)

Regulatory Approval

FCC approval
Date approved: Jun 29, 2021
FCC ID value: A3LSMG990U 		Date approved: Dec 08, 2023
FCC ID value: A3LSMS918U
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: 1.12 W/kg
Body: 0.92 W/kg
Simultaneous Transmission: 1.58 W/kg
Wireless Router: 1.16 W/kg

Buyers information

MSRP
$ 700 / € 749 $ 1200 / € 1300
In The Box
Phone, Type-C cable, documentation USB-C cable, SIM Tray ejector, Paperwork

Availability

Officially announced
Jan 04, 2022 Feb 01, 2023

Alternative variants

With 8GB RAM and 256GB internal storage
RAM 8GB
Internal storage 256GB
MSRP $ 770
With 12GB RAM
RAM 12GB
With 12GB RAM and 512GB internal storage
RAM 12GB
Internal storage 512GB
MSRP $ 1450 / € 1589
With 12GB RAM and 1TB internal storage
RAM 12GB
Internal storage 1024GB
MSRP $ 1649 / € 1749
International
5G Bands n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n38, n40, n41, n66, n75, n77, n78, SA, NSA, Sub-6
4G (FDD) 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), 39(1900+), 40(2300), 41(2600+)
FCC OKs Cingular\'s purchase of AT&T Wireless