Samsung Galaxy S21 Ultra vs POCO F3: Comparison

Comparison of features, performance, design, battery, camera and connectivity between the following smartphones: Samsung Galaxy S21 Ultra vs POCO F3. The complete information of specifications to decide which to buy.

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Technical data sheets

Basics

Score

Ki Price/Quality
Score
9.1 Ki Price/Quality
Score
8.8 Ki Price/Quality
Score
Design and Screen score 8.7 Design & Materials 8.2 Design & Materials
Performance and Hardware score 8.4 Performance & Hardware 8.2 Performance & Hardware
Camera score 9.4 Camera 7.1 Camera
Connectivity score 8.9 Connectivity 8.5 Connectivity
Battery score 8.4 Battery 6.6 Battery

User reviews

User score
9.0
48 reviews
9.1
290 reviews

Technical specifications of the Samsung Galaxy S21 Ultra vs POCO F3

Specs stores to buy Samsung Galaxy S21 Ultra Samsung Galaxy S21 Ultra
Global · 12GB · 128GB · SM-G998B
where to buy POCO F3 POCO F3
Global · 6GB · 128GB
Inches 6.8" 6.67"
Resolution WQHD+ FHD+
Usable surface 89% useful 85% useful
Aspect Ratio 20:9 20:9
Dimensions 75.6 mm
165.1 mm
8.9 mm
76.4 mm
163.7 mm
7.8 mm
Weight 227 g 196 g
Micro Exynos 2100
Octa-Core
SnapD. 870
Octa-Core
RAM 12 GB RAM 6 GB RAM
Storage 128 GB 128 GB
AnTuTu 755.462
v9
714.008
v9
Battery 5000 mAh 4520 mAh
Main Camera 1
108 Mpx · ƒ/1.8
S5KHM3
2 3 4
1
48 Mpx · ƒ/1.79
IMX582 Exmor RS
2 3
Selfie Camera SELF 44 Mpx · ƒ/2.2 SELF 20 Mpx · ƒ/2.45
Bands
OS Android 12 Snow Cone Android 11 Red Velvet Cake

Brand

Brand Samsung POCO
Aliases SM-G998B M2012K11AG, HAYDN, Xiaomi Poco F3, Poco F3 5G

Release Date

Release date January 2021,
1 year ago
March 2021,
1 year ago
State On Sale On Sale
Market Global Global

Design & Materials

Structure

Samsung Galaxy S21 Ultra
POCO F3
Samsung Galaxy S21 Ultra
POCO F3
Size
75.6 mm
165.1 mm
8.9 mm
Print 3D Model
76.4 mm
163.7 mm
7.8 mm
Print 3D Model
Weight 227 g 196 g
Usable surface 89 % 85 %
Materials Glass, Aluminium Plastic, Glass, Metal, Splash resistant design
Resistance IP68 -
Colors
Black

Silver

Gray

Brown

Metallic Blue
Black

White

Blue

Silver

Screen

Diagonal 6.8" 6.67"
Type Amoled Dynamic Amoled 2x Amoled Samsung E4
Aspect Ratio 20:9 20:9
Resolution WQHD+
1440 x 3200 px
FHD+
1080 x 2400 px
Density 516 Pixels per inch 386 Pixels per inch

Others

Others
  • Hole-punch Notch
  • Refresh rate 120 Hz
  • Peak brightness - 1500 cd/m²
  • Always-On Display
  • HDR10+
  • Scratch resistant
  • Dual Edge display
  • Corning Gorilla Glass 7 Victus
  • S-Pen
  • Capacitive
  • Multi-touch
  • Frameless
  • LTPO (Low Temperature PolySilicon oxide)
  • Hole-punch Notch
  • Refresh rate 120 Hz
  • Touch sampling rate 360 Hz
  • Peak brightness - 1300 cd/m²
  • Max brightness HBM - 900 cd/m²
  • 5000000:1 contrast ratio
  • HDR10+
  • DCI-P3
  • True Tone display
  • MEMC
  • Scratch resistant
  • 2.5D curved glass screen
  • Corning Gorilla Glass 5
  • Capacitive
  • Multi-touch
  • Frameless

User reviews

Is it a drop-resistant and scratch-resistant smartphone?
8.7
8.4
Do you think it's a nice phone?
9.6
9.5
Is it comfortable?
8.9
9.1
Can you see it well in the sunlight?
9.4
8.9
Number of reviews
48 reviews
290 reviews

Performance & Hardware

Processor

Model Samsung Exynos 2100 Qualcomm Snapdragon 870
CPU 1x Cortex-X1 2,91 GHz + 3x Cortex-A78 2,81 GHz + 4x Cortex-A55 2,21 GHz. 1x Cortex-A77 3.20 GHz + 3x Cortex-A77 2.4 GHz + 4x Cortex-A55 1.8 GHz
Type Octa-Core Octa-Core
Manufacturing 5 nm 7 nm
Frequency 2.91 GHz 3.2 GHz
64 Bits Yes Yes

Graphics

GPU ARM Mali-G78 MC14 Qualcomm Adreno 650

RAM

RAM 12 GB 6 GB
Type RAM LPDDR5 RAM LPDDR5

Storage

Capacity 128 GB 128 GB
Type UFS Storage 3.1 UFS Storage 3.1
SD Slot No No

Security

Fingerprint Yes, in screen Yes, on the side

Sensors

Sensors
  • Fingerprint
  • Proximity
  • Light sensor
  • Accelerometer
  • Compass
  • Gyroscope
  • Barometer
  • Hall
  • Geomagnetic
  • Fingerprint
  • Light sensor
  • Accelerometer
  • Compass
  • Gyroscope
  • Ultrasonic proximity

Others

Notifications LED -- --
Cooling system No Yes
Gaming buttons No No

User reviews

Does it have good sound?
9.5
9.4
Does it work smoothly in everyday use?
9.6
9.6
What's your experience been with demanding games?
9.1
9.5
Number of reviews
48 reviews
290 reviews

Camera

Main

No. of cameras Quad rear camera Triple rear camera
1
Camera type

Standard

Standard
Resolution 108 Mpx 48 Mpx
Sensor Samsung S5KHM3 Sony IMX582 Exmor RS
Type ISOCELL CMOS
Aperture ƒ/ 1.8 ƒ/ 1.79
ISO -- --
Pixel size 0.80 µm 0.80 µm
Pixel Binning 1-9 (3x3) 1-4 (2x2)
Sensor size 1/1.33 1/2
2
Camera type

Wide Angle + Macro

Wide Angle + Macro
Resolution
12.2 Mpx
8 Mpx
Sensor
Sony IMX563
Sony IMX355
Type
CMOS
CMOS BSI
Aperture
ƒ/ 2.2
ƒ/ 2.2
Pixel size
1.40 µm
1.14 µm
Pixel Binning
--
--
Sensor size
1/2.55
1/2.8
3
Camera type

Telephoto + portrait

Macro lens
Resolution
10 Mpx
5 Mpx
Sensor
Samsung S5K3J1
Samsung S5K5E9
Type
ISOCELL
ISOCELL
Aperture
ƒ/ 2.4
ƒ/ 2.4
Pixel size
1.22 µm
1.12 µm
Pixel Binning
--
--
Sensor size
1/2.65
1/5
4
Camera type

Telephoto lens
--
Resolution
10 Mpx
Sensor
Samsung S5K3J1
Type
ISOCELL
Aperture
ƒ/ 4.9
Pixel size
1.22 µm
Pixel Binning
--
Sensor size
1/2.65

Features

Flash LED Dual LED
Optical Stabilisation Yes No
Slow Motion Video Yes,
960 fps
Yes,
960 fps
Others
  • 4K Video
  • 8K Video
  • Optical zoom
  • Digital zoom
  • Quadruple camera
  • Digital image stabilization
  • Optical Stabilization (OIS)
  • Phase detection autofocus (PDAF)
  • Laser AF
  • Manual focus
  • Continuous autofocus
  • Autofocus
  • Touch focus
  • Continuous shooting
  • Scene mode
  • Self-timer
  • ISO settings
  • White balance settings
  • Face detection
  • RAW
  • HDR
  • Panorama
  • Night Mode
  • Geotagging
  • Exposure compensation
  • 4K Video
  • Digital zoom
  • Triple camera
  • Digital image stabilization
  • Touch focus
  • Manual focus
  • Autofocus
  • HDR
  • Continuous shooting
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Self-timer
  • Panorama
  • Geotagging
  • Face detection

Selfie

SELF
Camera type

Dedicated

Dedicated
Resolution 44 Mpx 20 Mpx
Sensor Samsung S5KGH1 Samsung S5K3T2
Type ISOCELL CMOS
Aperture ƒ/ 2.2 ƒ/ 2.45
Pixel size 0.70 µm 0.80 µm
Pixel Binning 1-4 (2x2) 1-4 (2x2)
Sensor size 1/2.65 1/3.4
Others
--
--

DxOMark Score

DxOMark Score
121
Mobile
128
Photo
98
Video
100
Selfie
105
Photo
93
Video
--

User reviews

Quality of daytime photos
9.6
8.6
Quality of nighttime photos
8.8
7.3
Quality of selfies
9.2
8.3
Does it have a powerful flash?
9.4
8.5
Number of reviews
48 reviews
290 reviews

Connectivity

Network compatibility

5G
  • n1 (2100)
  • n3 (1800)
  • n5 (850)
  • n7 (2600)
  • n8 (900)
  • n20 (800)
  • n28b (700)
  • n28a (700)
  • n38 (2600)
  • n40 (2300)
  • n41 (2500)
  • n66 (1700)
  • n77 (3700)
  • n78 (3500)
  • n1 (2100)
  • n3 (1800)
  • n5 (850)
  • n7 (2600)
  • n8 (900)
  • n20 (800)
  • n28b (700)
  • n28a (700)
  • n38 (2600)
  • n41 (2500)
  • n77 (3700)
  • n78 (3500)
4G LTE
  • B1 (2100)
  • B2 (1900)
  • B3 (1800)
  • B4 (1700/2100 AWS 1)
  • B5 (850)
  • B7 (2600)
  • B8 (900)
  • B12 (700)
  • B13 (700)
  • B17 (700)
  • B18 (800)
  • B19 (800)
  • B20 (800)
  • B25 (1900+)
  • B26 (850)
  • B28b (700)
  • B28a (700)
  • B32 (1500)
  • B38 (TDD 2600)
  • B39 (TDD 1900)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
  • B66 (1700/2100)
  • B1 (2100)
  • B2 (1900)
  • B3 (1800)
  • B4 (1700/2100 AWS 1)
  • B5 (850)
  • B7 (2600)
  • B8 (900)
  • B12 (700)
  • B17 (700)
  • B20 (800)
  • B28b (700)
  • B28a (700)
  • B38 (TDD 2600)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
  • B66 (1700/2100)
3G
  • B1 (2100)
  • B2 (1900)
  • B4 (1700/2100 AWS A-F)
  • B5 (850)
  • B8 (900)
  • B1 (2100)
  • B2 (1900)
  • B4 (1700/2100 AWS A-F)
  • B5 (850)
  • B8 (900)
2G
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)

SIM card

Dual SIM Dual Sim Dual Standby Dual Sim Dual Standby
Type
  • Nano SIM
  • Nano SIM
  • Nano SIM
  • Nano SIM

Wi-Fi

Wi-Fi
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
  • 802.11ac
  • WiFi 6 (802.11ax)
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
  • 802.11ac
  • WiFi 6 (802.11ax)
Others
  • Dual band
  • Wi-Fi Hotspot
  • Wi-Fi Direct
  • Wi-Fi Display
  • Wi-Fi MiMO
  • Dual band
  • Wi-Fi Hotspot
  • Wi-Fi Direct
  • Wi-Fi Display
  • Wi-Fi MiMO

Bluetooth

Version Bluetooth 5.2 LE Low energy consumption Bluetooth 5.1 LE Low energy consumption
Others
  • A2DP (Advanced Audio Distribution Profile)
  • AVRCP (Audio/Visual Remote Control Profile)
  • DIP (Device ID Profile)
  • HFP (Hands-Free Profile)
  • HID (Human Interface Profile)
  • HSP (Headset Profile)
  • LE (Low Energy)
  • MAP (Message Access Profile)
  • PAN (Personal Area Networking Profile)
  • OPP (Object Push Profile)
  • PBAP/PAB (Phone Book Access Profile)
  • ANT+
  • APT-x
  • SBC
  • A2DP (Advanced Audio Distribution Profile)
  • LE (Low Energy)
  • APT-x
  • LDAC
  • SBC
  • AAC

Navigation

Navigation
  • GPS
  • A-GPS
  • GLONASS
  • Beidou
  • Galileo
  • GPS (L1+L5)
  • Galileo (E1+E5a)
  • GPS
  • A-GPS
  • GLONASS
  • Beidou
  • Galileo
  • GPS (L1+L5)
  • BeiDou (B1)
  • Galileo (E1+E5a)
  • BeiDou (B2)
  • NavIC System

USB

USB
  • Charging
  • Mass Storage
  • USB On-The-Go (OTG)
  • USB Type C
  • Charging
  • Mass Storage
  • USB On-The-Go (OTG)
  • USB Type C

SAR

European measurement

The European Union sets a limit of 2 W/kg averaged over 10 grams of tissue.

0.710 W/Kg on head
1.580 W/Kg on body
0.599 W/Kg on head
0.843 W/Kg on body
American measurement

The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue

-- 1.060 W/Kg on head
0.720 W/Kg on body

Others

Others
  • NFC
  • OTA sync
  • Tethering.
  • NFC
  • Computer sync
  • OTA sync
  • Infrared
  • Tethering.
  • VoLTE

User reviews

Does it have good coverage for calls?
9.2
9.3
Quality of the GPS
9.0
9.3
And the WiFi?
9.3
9.6
Number of reviews
48 reviews
290 reviews

Battery

Battery

Capacity
5000 mAh
4520 mAh
Type Li-Polymer Li-Polymer
Fast charge Yes,
25.0W
Yes,
33.0W
Others
  • Wireless charging
  • Reverse charging
  • Non-removable
  • Non-removable

User reviews

How long does the battery last?
  • 2%
    Less than half day
  • 6%
    Less than a day
  • 40%
    One day
  • 40%
    More than one day
  • 13%
    Two days or more
  • 2%
    Less than half day
  • 12%
    Less than a day
  • 37%
    One day
  • 45%
    More than one day
  • 4%
    Two days or more
Number of reviews
48 reviews
290 reviews

Software

Software

Operating System
  • Android 12
    Android 12 Snow Cone, 1 year ago
  • MIUI V12 (Android 11)
    Android 11 Red Velvet Cake, 1 year ago
Google Services (official) Yes Yes

User reviews

Did it come with preinstalled applications?
  • 2%
    It comes with a clean operating system
  • 81%
    It has preinstalled apps but they don't bother me
  • 17%
    It has preinstalled apps that I can't uninstall
  • 3%
    It comes with a clean operating system
  • 88%
    It has preinstalled apps but they don't bother me
  • 8%
    It has preinstalled apps that I can't uninstall
Do you regularly receive updates?
  • 0%
    Never
  • 0%
    Once a year
  • 30%
    Every six months
  • 70%
    Every two months or less
  • 1%
    Never
  • 2%
    Once a year
  • 35%
    Every six months
  • 62%
    Every two months or less
Number of reviews
48 reviews
290 reviews

Prices

Prices

Prices

Prices for the version Global  •  12GB  •  128GB  •  SM-G998B Change
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Prices

Prices for the version Global  •  6GB  •  128GB Change
Save price alert