iPhone XS vs Samsung Galaxy S21 Ultra
Short Description
iPhone XS
Screen size: 5.8" / Resolution: 1125 x 2436 px / Main camera: 12 MP & 12 MP / Front camera: 7MP / RAM: 4GB / Battery power: 2658 mAh / Internal storage: 64GB, 256GB, 512GB / SIM cards: 1 SIM, 1 eSIM
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
Key Differences
iPhone XS
Samsung Galaxy S21 Ultra
Why is iPhone XS better than Samsung Galaxy S21 Ultra?
Lighter: 177 g (6.24 ounces) vs 229 g (8.08 ounces)
Narrower: 70.9 mm (2.79 inches) vs 75.6 mm (2.98 inches)
Shorter: 143.6 mm (5.65 inches) vs 165.1 mm (6.5 inches)
Phone is about 45% cheaper
iPhone XS
Samsung Galaxy S21 Ultra
Why is Samsung Galaxy S21 Ultra better than iPhone XS?
Bigger battery capacity: 5000 mAh vs 2658 mAh
Faster CPU speed: 1 x 2.9 GHz & 3 x 2.8 GHz & 4 x 2.2 GHz vs 2 x 2.5 GHz & 4 x 1.6 GHz
More RAM memory capacity: 12GB, 16GB vs 4GB
AnTuTu score is about 14% higher
More megapixels main camera: 108 MP & 12 MP & 10 MP & 10 MP vs 12 MP & 12 MP
More megapixels front camera: 40MP vs 7MP
Has a larger display diagonal: 6.8" vs 5.8"
Better display resolution: 1440 x 3200 px vs 1125 x 2436 px
More color options: Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy vs Space Gray, Silver, Gold
The phone is 3 years and 2 months newer
Size Comparison
iPhone XS
Samsung Galaxy S21 Ultra
Height
143.6 mm
(5.65 inches)
Width
70.9 mm
(2.79 inches)
Thickness
7.7 mm
(0.3 inches)
Screen size
5.8"
Weight
177 g
(6.24 ounces)
5.8"
6.8"
Height
165.1 mm
(6.5 inches)
Width
75.6 mm
(2.98 inches)
Thickness
8.9 mm
(0.35 inches)
Screen size
6.8"
Weight
229 g
(8.08 ounces)
Height
143.6 mm
(5.65 inches)
Width
70.9 mm
(2.79 inches)
Thickness
7.7 mm
(0.3 inches)
Screen size
5.8"
Weight
177 g
(6.24 ounces)
Height
165.1 mm
(6.5 inches)
Width
75.6 mm
(2.98 inches)
Thickness
8.9 mm
(0.35 inches)
Screen size
6.8"
Weight
229 g
(8.08 ounces)
3D comparison
iPhone XS
Samsung Galaxy S21 Ultra
iPhone XS
Samsung Galaxy S21 Ultra
Expert Score
Score 4.3
Score 4.3
iPhone XS
Samsung Galaxy S21 Ultra
iPhone XS
Samsung Galaxy S21 Ultra
Score 4.3
Score 4.3
TechRadar
iPhone XS
Samsung Galaxy S21 Ultra
Tech Advisor
iPhone XS
Samsung Galaxy S21 Ultra
PCMag
iPhone XS
Samsung Galaxy S21 Ultra
Smartprix
iPhone XS
Samsung Galaxy S21 Ultra
Vote for Your option
iPhone XS
Vote for Your option
Samsung Galaxy S21 Ultra
Benchmarks
AnTuTu Score
iPhone XS
738,192
Samsung Galaxy S21 Ultra
843,008 +14.2%
The score reflects a device's overall performance by summing up results from tests of RAM speed, CPU, and 2D/3D graphics.
CPU
iPhone XS
207,549
Samsung Galaxy S21 Ultra
232,358 +11.95%
Measures the performance of a device's processor, focusing on tasks such as computing power and multi-core efficiency.
GPU
iPhone XS
203,822
Samsung Galaxy S21 Ultra
256,356 +25.77%
Measures the graphical performance of a device's GPU, evaluating its ability to handle graphics-intensive tasks such as gaming and rendering.
Memory
iPhone XS
121,678
Samsung Galaxy S21 Ultra
163,007 +33.97%
Measures the performance of a device's memory (RAM), measuring its speed and efficiency in handling multitasking and data-intensive applications.
UX
iPhone XS
205,143 +7.28%
Samsung Galaxy S21 Ultra
191,217
Measures the overall user experience performance of a device, including factors like system responsiveness, touch sensitivity, and app launching speed.
Geekbench 6 · Multi-Core
iPhone XS
2,571
Samsung Galaxy S21 Ultra
3,339 +29.87%
Measures the aggregate performance of all processor cores in a device, simulating tasks optimized for multi-threaded processing.
Geekbench 6 · Single-Core
iPhone XS
1,270
Samsung Galaxy S21 Ultra
1,334 +5.04%
Measures the performance of a single processor core by assessing how efficiently the device handles single-threaded processing-based tasks.
Geekbench 5 · Multi-Core
iPhone XS
2,476
Samsung Galaxy S21 Ultra
3,723 +50.36%
Measures the aggregate performance of all processor cores in a device, simulating tasks optimized for multi-threaded processing in Geekbench 5.
Geekbench 5 · Single-Core
iPhone XS
1,108 +1.09%
Samsung Galaxy S21 Ultra
1,096
Measures the performance of a single processor core in a device, evaluating its efficiency in handling single-threaded tasks in Geekbench 5.
Battery Performance
iPhone XS
Samsung Galaxy S21 Ultra
Battery Life
Charging timePrice Comparison
iPhone XS
Samsung Galaxy S21 Ultra
Price in Europe From € 207
From € 375
Price in USA -
From $ 258
About Products
iPhone XS
The Apple iPhone XS offers a premium experience with its 5.8-inch Super Retina OLED display, providing vibrant colors and deep blacks, perfect for watching videos and browsing. Powered by the A12 Bionic chip, it delivers fast performance and smooth multitasking, ideal for gaming, apps, and daily use.
The 12MP dual-camera system captures sharp photos, supports Smart HDR, and records 4K video, while the 7MP front camera ensures excellent selfies and FaceTime quality. Face ID provides secure unlocking, and the sleek glass design supports wireless charging. With water and dust resistance, the iPhone XS combines power, style, and durability in a compact form.
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.
Technical Specifications
Show differences
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Specs
iPhone XS
Samsung Galaxy S21 Ultra
Design
Weight
177 g (6.24 ounces)
229 g (8.08 ounces)
Thickness
7.7 mm (0.3 inches)
8.9 mm (0.35 inches)
Width
70.9 mm (2.79 inches)
75.6 mm (2.98 inches)
Height
143.6 mm (5.65 inches)
165.1 mm (6.5 inches)
Is weather-sealed (splashproof)
✔
✔
Ingress Protection (IP) rating
IP68
IP68
Waterproof depth rating
2 m
1.5 m
Volume
78.4 cm³
111.09 cm³
Is dustproof and water-resistant
✔
✔
Color options
Space Gray, Silver, Gold
Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy
Lowest potential operating temperature
0 °C
-
Maximum operating temperature
35 °C
-
French Repairability Index
4.7
8.2
Display
Screen size
5.8"
6.8"
Display type
OLED/AMOLED
OLED/AMOLED
Pixel density
458 ppi
515 ppi
Resolution
1125 x 2436 px
1440 x 3200 px
Refresh rate
60Hz
120Hz
Brightness (typical)
625 nits
1500 nits
Has branded damage-resistant glass
✔
✔
Gorilla Glass version
-
Gorilla Glass Victus
Supports HDR10
✔
✔
Supports HDR10+
-
✔
Always-On Display
-
✔
Supports Dolby Vision
✔
-
Contrast ratio
1000000:1
3000000:1
Has a curved display
-
✔
Has a touch screen
✔
✔
Performance
Internal storage
64GB, 256GB, 512GB
128GB, 256GB, 512GB
RAM
4GB
12GB, 16GB
Android version
-
Android 14
CPU speed
2 x 2.5 GHz & 4 x 1.6 GHz
1 x 2.9 GHz & 3 x 2.8 GHz & 4 x 2.2 GHz
Has integrated LTE
✔
✔
RAM speed
2133 MHz
3200 MHz
Semiconductor size
7 nm
5 nm
Supports 64-bit
✔
✔
DirectX version
-
DirectX 12
Has integrated graphics
✔
✔
OpenGL ES version
-
3.2
Uses big.LITTLE technology
✔
✔
CPU threads
6 threads
8 threads
Uses HMP
-
✔
Has TrustZone
✔
✔
Maximum memory bandwidth
34.1 GB/s
51.2 GB/s
OpenCL version
-
2
L2 cache
8 MB
-
DDR memory version
4
5
Maximum memory amount
-
16GB
Thermal Design Power (TDP)
-
9W
Release date
2018
2021
Has NX bit
✔
✔
L1 cache
128 KB
-
Number of transistors
6900 million
-
GPU turbo
-
854 MHz
Memory channels
-
4
Turbo clock speed
2.49GHz
-
Cameras
Main camera
12 MP & 12 MP
108 MP & 12 MP & 10 MP & 10 MP
Front camera
7MP
40MP
Has built-in optical image stabilization
✔
✔
Video recording (main camera)
2160 x 60 fps
4320 x 24 fps
Wide aperture (main camera)
f/2.4 & f/1.8
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
2x
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
✔
✔
Can create panoramas in-camera
✔
✔
Wide aperture (front camera)
f/2.2
f/2.2
Has timelapse function
✔
✔
Pixel size (main camera)
1.4 µm & 1 µm
-
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
-
✔
Can be used as a PC
-
✔
Has sharing intents
✔
✔
Has a child lock
✔
✔
Is free and open source
-
✔
Tracks the current position of a mobile device
✔
✔
Is a multi-user system
-
✔
Can block app tracking
✔
-
Blocks cross-site tracking
✔
-
Gets direct OS updates
✔
-
Has AirPlay
✔
-
Supports widgets
-
✔
Has Quick Start
✔
-
More languages supported
56
125
Has offline voice recognition
-
✔
The browser has word wrap
✔
✔
Has voice commands
✔
✔
Battery
Battery power
2658 mAh
5000 mAh
Has wireless charging
✔
✔
Supports fast charging
✔
✔
Charging speed
-
25W
Wireless charging speed
-
15W
Has reverse wireless charging
-
✔
Reverse wireless charging speed
-
4.5W
Has a battery level indicator
✔
✔
Has a rechargeable battery
✔
✔
Battery life
-
35.5 hours
Audio
Has stereo speakers
✔
✔
Has aptX
-
✔
Number of microphones
3
2
Features
Has 5G support
-
✔
Wi-Fi version
Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)
Wi-Fi 6E (802.11ax), Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)
Download speed
1024 MBits/s
3000 MBits/s
Upload speed
150 MBits/s
422 MBits/s
Has USB Type-C
-
✔
USB version
2
3.2
Has NFC
✔
✔
SIM cards
1 SIM, 1 eSIM
1 SIM, 1 eSIM
Has a fingerprint scanner
-
✔
Bluetooth version
5
5.2
Has a gyroscope
✔
✔
Has GPS
✔
✔
Has a compass
✔
✔
Supports Wi-Fi
✔
✔
Has a cellular module
✔
✔
Has a barometer
✔
✔
Supports Galileo
✔
✔
Has an infrared sensor
✔
-
Has an accelerometer
✔
✔
Supports ant+
-
✔
Head SAR (eu)
-
0.71W/kg
Uses 3D facial recognition
✔
-
Vote for Your option
iPhone XS
Vote for Your option
Samsung Galaxy S21 Ultra
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