Samsung Galaxy S24 Ultra vs Samsung Galaxy S21 Ultra
Short Description
Samsung Galaxy S24 Ultra
Screen size: 6.8" / Resolution: 1440 x 3120 px / Main camera: 200 MP & 50 MP & 12 MP & 10 MP / Front camera: 12MP / RAM: 8GB, 12GB / Battery power: 5000 mAh / Has 5G support: ✔ / Internal storage: 256GB, 512GB, 1TB / SIM cards: 1 SIM, 1 eSIM
Product details Samsung Galaxy S21 Ultra
Screen size: 6.8" / Resolution: 1440 x 3200 px / Main camera: 108 MP & 12 MP & 10 MP & 10 MP / Front camera: 40MP / RAM: 12GB, 16GB / Battery power: 5000 mAh / Has 5G support: ✔ / Internal storage: 128GB, 256GB, 512GB / SIM cards: 1 SIM, 1 eSIM
Product details Key Differences
Why is Samsung Galaxy S24 Ultra better than Samsung Galaxy S21 Ultra?
More megapixels main camera: 200 MP & 50 MP & 12 MP & 10 MP vs 108 MP & 12 MP & 10 MP & 10 MP
Faster CPU speed: 3 x 3.15 GHz & 2 x 2.96 GHz & 2 x 2.26 GHz & 1 x 3.3 GHz vs 1 x 2.9 GHz & 3 x 2.8 GHz & 4 x 2.2 GHz
Higher AnTuTu benchmark score: 1814869 vs 755462
The phone is 2 years and 2 months newer
Higher charging speed: 45W vs 25W
Shorter: 162.3 mm vs 165.1 mm
Higher wireless charging speed: 45W vs 25W
More color options: Titanium Black, Titanium Gray, Titanium Violet, Titanium Yellow, Titanium Blue, Titanium Green, Titanium Orange vs Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy
Why is Samsung Galaxy S21 Ultra better than Samsung Galaxy S24 Ultra?
More RAM memory capacity: 12GB, 16GB vs 8GB, 12GB
Higher pixel density: 515 ppi vs 501 ppi
Better display resolution: 1440 x 3200 px vs 1440 x 3120 px
Lighter: 229 g vs 233 g
Narrower: 75.6 mm vs 79 mm
More megapixels front camera: 40MP vs 12MP
More internal storage: 128GB, 256GB, 512GB vs 256GB, 512GB, 1TB
Size Comparison
Samsung Galaxy S24 Ultra
Samsung Galaxy S21 Ultra
Height
162.3 mm
Width
79 mm
Thickness
8.6 mm
Screen size
6.8"
Weight
233 g
6.8"
6.8"
Height
165.1 mm
Width
75.6 mm
Thickness
8.9 mm
Screen size
6.8"
Weight
229 g
Height
162.3 mm
Width
79 mm
Thickness
8.6 mm
Screen size
6.8"
Weight
233 g
Height
165.1 mm
Width
75.6 mm
Thickness
8.9 mm
Screen size
6.8"
Weight
229 g
3D comparison
Samsung Galaxy S24 Ultra
Samsung Galaxy S21 Ultra
Samsung Galaxy S24 Ultra
Samsung Galaxy S21 Ultra
Expert Score
Score 4.4
Samsung Galaxy S24 Ultra
Score 4.3
Samsung Galaxy S21 Ultra
Samsung Galaxy S24 Ultra
Samsung Galaxy S21 Ultra
Score 4.4
Score 4.3
CNet
Samsung Galaxy S24 Ultra
Samsung Galaxy S21 Ultra
TechRadar
Samsung Galaxy S24 Ultra
Samsung Galaxy S21 Ultra
IGN
Samsung Galaxy S24 Ultra
Samsung Galaxy S21 Ultra
Tom's Guide
Samsung Galaxy S24 Ultra
Samsung Galaxy S21 Ultra
PCMag
Samsung Galaxy S24 Ultra
Samsung Galaxy S21 Ultra
The Verge
Samsung Galaxy S24 Ultra
Samsung Galaxy S21 Ultra
Smartprix
Samsung Galaxy S24 Ultra
Samsung Galaxy S21 Ultra
Vote for Your option
Samsung Galaxy S24 Ultra
Vote for Your option
Samsung Galaxy S21 Ultra
Benchmarks
AnTuTu Score
Samsung Galaxy S24 Ultra
1814869 +140.23%
Samsung Galaxy S21 Ultra
755462
Geekbench 6 · Multi-Core
Samsung Galaxy S24 Ultra
7085 +112.19%
Samsung Galaxy S21 Ultra
3339
Geekbench 6 · Single-Core
Samsung Galaxy S24 Ultra
2267 +69.94%
Samsung Galaxy S21 Ultra
1334
Price Comparison
Samsung Galaxy S24 Ultra
Samsung Galaxy S21 Ultra
Price in USA From $ 790
From $ 244
Price in Europe From € 970
-
Price in India From ₹ 99,399
-
Comparison videos
20,000+ views
Samsung Galaxy S24 Ultra vs Samsung Galaxy S21 Ultra
About Products
Samsung Galaxy S24 Ultra
The Samsung Galaxy S24 Ultra is a pinnacle of smartphone innovation. It features a stunning 6.8-inch Dynamic AMOLED 2X display with a 120Hz refresh rate, providing vibrant visuals and smooth scrolling. Powered by the Snapdragon 8 Gen 3 processor, it offers top-tier performance and efficiency, making multitasking seamless.
The camera setup is a standout, boasting a 200MP main sensor, 12MP ultra-wide, 10MP periscope telephoto, and 10MP telephoto lenses, delivering exceptional photos and up to 100x Space Zoom. The 12MP front camera ensures high-quality selfies and video calls.
With up to 1TB storage and 12GB RAM, it caters to heavy users. The 5000mAh battery supports 45W wired and 15W wireless charging, ensuring long-lasting power. Running on One UI 6 based on Android 14, the user interface is intuitive and customizable.
Additional features include an in-display fingerprint sensor, IP68 water and dust resistance, and S Pen support. While the premium price may deter some, the Galaxy S24 Ultra offers unparalleled performance and features, making it a top choice for those seeking the best in smartphone technology.
Samsung Galaxy S21 Ultra
The Samsung Galaxy S21 Ultra is a flagship powerhouse, designed for those who seek top-tier performance and innovation. Featuring a stunning 6.8-inch Dynamic AMOLED 2X display with a 120Hz refresh rate, it delivers vibrant visuals and smooth scrolling. The Exynos 2100 (or Snapdragon 888) processor ensures lightning-fast performance and seamless multitasking.
Its advanced quad-camera system includes a 108MP main sensor, dual telephoto lenses, and a 12MP ultra-wide, enabling incredible photography with up to 100x Space Zoom. The 40MP front camera ensures detailed selfies. With its massive 5000mAh battery, S Pen support, and 5G connectivity, the S21 Ultra is a feature-rich device, perfect for enthusiasts and professionals looking for the best in smartphone technology.
Specs
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Specs
Samsung Galaxy S24 Ultra
Samsung Galaxy S21 Ultra
Design
Weight
233 g
229 g
Thickness
8.6 mm
8.9 mm
Width
79 mm
75.6 mm
Height
162.3 mm
165.1 mm
Is weather-sealed (splashproof)
✔
✔
Ingress Protection (IP) rating
IP68
IP68
Waterproof depth rating
1.5 m
1.5 m
Volume
110.27 cm³
111.09 cm³
Is dustproof and water-resistant
✔
✔
Color options
Titanium Black, Titanium Gray, Titanium Violet, Titanium Yellow, Titanium Blue, Titanium Green, Titanium Orange
Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy
French Repairability Index
-
8.2
Display
Screen size
6.8"
6.8"
Display type
OLED/AMOLED
OLED/AMOLED
Pixel density
501 ppi
515 ppi
Resolution
1440 x 3120 px
1440 x 3200 px
Refresh rate
120Hz
120Hz
Touch sampling rate
240Hz
-
Brightness (typical)
1200 nits
1500 nits
Has branded damage-resistant glass
✔
✔
Gorilla Glass version
Gorilla Glass Armor
Gorilla Glass Victus
Supports HDR10
✔
✔
Supports HDR10+
✔
✔
Always-On Display
✔
✔
Contrast ratio
3000000:1
3000000:1
Has a curved display
-
✔
Has a touch screen
✔
✔
Performance
Internal storage
256GB, 512GB, 1TB
128GB, 256GB, 512GB
RAM
8GB, 12GB
12GB, 16GB
Android version
Android 14
Android 14
CPU speed
3 x 3.15 GHz & 2 x 2.96 GHz & 2 x 2.26 GHz & 1 x 3.3 GHz
1 x 2.9 GHz & 3 x 2.8 GHz & 4 x 2.2 GHz
GPU clock speed
900 MHz
-
Has integrated LTE
✔
✔
RAM speed
4800 MHz
3200 MHz
Semiconductor size
4 nm
5 nm
Supports 64-bit
✔
✔
DirectX version
DirectX 12
DirectX 12
Has integrated graphics
✔
✔
OpenGL version
3.3
-
OpenGL ES version
3.2
3.2
Uses big.LITTLE technology
✔
✔
CPU threads
8 threads
8 threads
Uses HMP
✔
✔
Has TrustZone
✔
✔
Maximum memory bandwidth
76.6 GB/s
51.2 GB/s
OpenVG version
1.2
-
OpenCL version
2
2
L2 cache
1 MB
-
EMMC version
5.1
-
DDR memory version
5
5
Maximum memory amount
24GB
16GB
L3 cache
12 MB
-
Uses multithreading
✔
-
GPU execution units
3
-
Thermal Design Power (TDP)
12.5W
9W
Release date
2024
2021
Has NX bit
-
✔
Memory channels
-
4
GPU turbo
-
854 MHz
Cameras
Main camera
200 MP & 50 MP & 12 MP & 10 MP
108 MP & 12 MP & 10 MP & 10 MP
Front camera
12MP
40MP
Has built-in optical image stabilization
✔
✔
Video recording (main camera)
4320 x 30 fps
4320 x 24 fps
Wide aperture (main camera)
f/1.7 & f/3.4 & f/2.2 & f/2.4
f/1.8 & f/2.2 & f/4.9 & f/2.4
Has a dual-tone LED flash
✔
✔
Has a BSI sensor
✔
✔
Has continuous autofocus when recording movies
✔
✔
Has phase-detection autofocus for photos
✔
✔
Supports slow-motion video recording
✔
✔
Has a built-in HDR mode
✔
✔
Has a flash
✔
✔
Has manual exposure
✔
✔
Has a dual-lens (or multi-lens) main camera
✔
✔
Optical zoom
5x
10x
Number of flash LEDs
2
2
Has a CMOS sensor
✔
✔
Has manual ISO
✔
✔
Has a serial shot mode
✔
✔
Has manual focus
✔
✔
Has a front camera
✔
✔
Has laser autofocus
✔
✔
Has manual white balance
✔
✔
Shoots raw
✔
✔
Has touch autofocus
✔
✔
Has manual shutter speed
✔
-
Can create panoramas in-camera
✔
✔
Wide aperture (front camera)
f/2.2
f/2.2
Has timelapse function
✔
✔
Supports HDR10 recording
✔
-
Operating system
Has clipboard warnings
✔
✔
Has location privacy options
✔
✔
Has camera/microphone privacy options
✔
✔
Has theme customization
✔
✔
Can play games while they download
✔
✔
Has dark mode
✔
✔
Has Wi-Fi password sharing
✔
✔
Has battery health check
✔
✔
Has an extra dim mode
✔
✔
Has focus modes
✔
✔
Has dynamic theming
✔
✔
Can offload apps
✔
✔
Has customizable notifications
✔
✔
Has scrolling screenshots
✔
✔
Supports split screen
✔
✔
Supports instant markup
✔
✔
Supports PiP and PaP
✔
✔
More languages supported
125
-
Can be used as a PC
✔
✔
Has sharing intents
✔
✔
Has a child lock
✔
✔
Supports widgets
✔
-
Is free and open source
✔
✔
Tracks the current position of a mobile device
✔
✔
Is a multi-user system
✔
✔
Supports widgets
-
✔
More languages supported
-
125
Has offline voice recognition
✔
✔
The browser has word wrap
✔
✔
Has voice commands
✔
✔
Battery
Battery power
5000 mAh
5000 mAh
Has wireless charging
✔
✔
Supports fast charging
✔
✔
Charging speed
45W
25W
Wireless charging speed
15W
15W
Has reverse wireless charging
✔
✔
Reverse wireless charging speed
4.5W
4.5W
Has an ultra power-saving mode
✔
-
Has a battery level indicator
✔
✔
Has a rechargeable battery
✔
✔
Battery life
-
35.5 hours
Audio
Has stereo speakers
✔
✔
Has LDAC
✔
-
Has aptX HD
✔
-
Has aptX Lossless
✔
-
Has aptX
-
✔
Number of microphones
3
2
Features
Has 5G support
✔
✔
Wi-Fi version
Wi-Fi 4 (802.11n), Wi-Fi 6E (802.11ax), Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac), Wi-Fi 7 (802.11be)
Wi-Fi 6E (802.11ax), Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)
Download speed
10000 MBits/s
3000 MBits/s
Upload speed
3500 MBits/s
422 MBits/s
Has USB Type-C
✔
✔
USB version
3.2
3.2
Has NFC
✔
✔
SIM cards
1 SIM, 1 eSIM
1 SIM, 1 eSIM
Has a fingerprint scanner
✔
✔
Has emergency SOS via satellite
✔
-
Bluetooth version
5.3
5.2
Has a gyroscope
✔
✔
Has GPS
✔
✔
Has a compass
✔
✔
Supports Wi-Fi
✔
✔
Has a cellular module
✔
✔
Has a barometer
✔
✔
Stylus included
✔
-
Supports Galileo
✔
✔
Has an accelerometer
-
✔
Supports ant+
-
✔
Head SAR (eu)
-
0.71W/kg
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Samsung Galaxy S24 Ultra
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Samsung Galaxy S21 Ultra
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