iPhone 15 vs iPhone X
Short Description
iPhone 15
Screen size: 6.1" / Resolution: 1170 x 2532 px / Main camera: 48 MP & 12 MP / Front camera: 12MP / RAM: 6GB / Battery power: 3349 mAh / Has 5G support: ✔ / Internal storage: 128GB, 256GB, 512GB / SIM cards: 1 SIM, 1 eSIM
iPhone X
Screen size: 5.8" / Resolution: 1125 x 2436 px / Main camera: 12 MP & 12 MP / Front camera: 7MP / RAM: 3GB / Battery power: 2716 mAh / Internal storage: 64GB, 256GB / SIM cards: 1 SIM
Key Differences
iPhone 15
iPhone X
How is iPhone 15 better than iPhone X?
Bigger battery capacity: 3349 mAh vs 2716 mAh
Faster CPU speed: 2 x 3.46 GHz & 4 x 2.02 GHz vs 2 x 2.53 GHz & 4 x 1.42 GHz
More RAM memory capacity in max option: 6GB vs 3GB
AnTuTu score is about 179% higher
More internal storage in max option: 128GB, 256GB, 512GB vs 64GB, 256GB
More megapixels main camera: 48 MP & 12 MP vs 12 MP & 12 MP
More megapixels front camera: 12MP vs 7MP
Has a larger display diagonal: 6.1" vs 5.8"
Better display resolution: 1170 x 2532 px vs 1125 x 2436 px
Higher charging speed: 35W vs 15W
Lighter: 171 g (6.03 ounces) vs 174 g (6.14 ounces)
More color options: Black, Blue, Green, Yellow, Pink vs Space Gray, Silver
The phone is 5 years and 10 months newer
iPhone 15
iPhone X
How is iPhone X better than iPhone 15?
Narrower: 70.9 mm (2.79 inches) vs 71.6 mm (2.82 inches)
Shorter: 143.6 mm (5.65 inches) vs 147.6 mm (5.81 inches)
Size Comparison
iPhone 15
iPhone X
Height
147.6 mm
(5.81 inches)
Width
71.6 mm
(2.82 inches)
Thickness
7.8 mm
(0.31 inches)
Screen size
6.1"
Weight
171 g
(6.03 ounces)
6.1"
5.8"
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
174 g
(6.14 ounces)
Height
147.6 mm
(5.81 inches)
Width
71.6 mm
(2.82 inches)
Thickness
7.8 mm
(0.31 inches)
Screen size
6.1"
Weight
171 g
(6.03 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
174 g
(6.14 ounces)
3D comparison
iPhone 15
iPhone X
iPhone 15
iPhone X
Expert Score
Score 4.2
Score 4.4
iPhone 15
iPhone X
iPhone 15
iPhone X
Score 4.2
Score 4.4
CNet
iPhone 15
iPhone X
TechRadar
iPhone 15
iPhone X
IGN
iPhone 15
iPhone X
Tech Advisor
iPhone 15
iPhone X
PCMag
iPhone 15
iPhone X
Smartprix
iPhone 15
iPhone X
Vote for Your option
iPhone 15
Vote for Your option
iPhone X
Benchmarks
AnTuTu Score
iPhone 15
1,415,281 +178.85%
iPhone X
507,548
The score reflects a device's overall performance by summing up results from tests of RAM speed, CPU, and 2D/3D graphics.
CPU
iPhone 15
378,046 +96.55%
iPhone X
192,337
Measures the performance of a device's processor, focusing on tasks such as computing power and multi-core efficiency.
GPU
iPhone 15
449,766 +267.6%
iPhone X
122,353
Measures the graphical performance of a device's GPU, evaluating its ability to handle graphics-intensive tasks such as gaming and rendering.
Memory
iPhone 15
261,642 +158.44%
iPhone X
101,238
Measures the performance of a device's memory (RAM), measuring its speed and efficiency in handling multitasking and data-intensive applications.
UX
iPhone 15
325,827 +255.63%
iPhone X
91,620
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 15
6,370 +229.88%
iPhone X
1,931
Measures the aggregate performance of all processor cores in a device, simulating tasks optimized for multi-threaded processing.
Geekbench 6 · Single-Core
iPhone 15
2,556 +149.37%
iPhone X
1,025
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 15
5,382 +156.53%
iPhone X
2,098
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 15
1,874 +105.93%
iPhone X
910
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 15
iPhone X
Battery Life
Charging timeComparison videos
30,000+ views
iPhone 15 Vs iPhone X! (Comparison) (Review)
20,000+ views
iPhone 15 vs iPhone X - REAL Differences
6,000+ views
iPhone 15 vs iPhone X - Speed Test (4K)
3,000+ views
iPhone 15 Vs iPhone X Speed Comparison
Technical Specifications
Show differences
Show differences
Specs
iPhone 15
iPhone X
Design
Weight
171 g (6.03 ounces)
174 g (6.14 ounces)
Thickness
7.8 mm (0.31 inches)
7.7 mm (0.3 inches)
Width
71.6 mm (2.82 inches)
70.9 mm (2.79 inches)
Height
147.6 mm (5.81 inches)
143.6 mm (5.65 inches)
Is weather-sealed (splashproof)
✔
✔
Ingress Protection (IP) rating
IP68
IP67
Waterproof depth rating
6 m
1 m
Volume
82.43 cm³
78.4 cm³
Is dustproof and water-resistant
✔
✔
Color options
Black, Blue, Green, Yellow, Pink
Space Gray, Silver
French Repairability Index
7.5
4.8
Display
Screen size
6.1"
5.8"
Display type
OLED/AMOLED
OLED/AMOLED
Pixel density
460 ppi
458 ppi
Resolution
1170 x 2532 px
1125 x 2436 px
Refresh rate
60Hz
60Hz
Brightness (typical)
1000 nits
625 nits
Has branded damage-resistant glass
✔
✔
Supports HDR10
✔
-
Supports Dolby Vision
✔
✔
Contrast ratio
2000000:1
-
Has a touch screen
✔
✔
Performance
Internal storage
128GB, 256GB, 512GB
64GB, 256GB
RAM
6GB
3GB
CPU speed
2 x 3.46 GHz & 4 x 2.02 GHz
2 x 2.53 GHz & 4 x 1.42 GHz
GPU clock speed
1398 MHz
1066 MHz
Has integrated LTE
✔
✔
RAM speed
6400 MHz
-
Semiconductor size
4 nm
10 nm
Supports 64-bit
✔
✔
Has integrated graphics
✔
✔
OpenGL ES version
3
-
Uses big.LITTLE technology
✔
✔
CPU threads
6 threads
6 threads
Uses HMP
✔
-
Has TrustZone
✔
✔
Maximum memory bandwidth
51.2 GB/s
-
L2 cache
24 MB
-
DDR memory version
5
-
Maximum memory amount
6GB
3GB
Front-end width
8
-
Shading units
128
-
Release date
2023
2017
Number of transistors
16000 million
-
Has NX bit
✔
✔
L1 cache
256 KB
-
Memory channels
2
-
Cameras
Main camera
48 MP & 12 MP
12 MP & 12 MP
Front camera
12MP
7MP
Has built-in optical image stabilization
✔
✔
Video recording (main camera)
2160 x 60 fps
2160 x 60 fps
Wide aperture (main camera)
f/2.4 & f/1.6
f/2.4 & f/1.8
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
2x
Number of flash LEDs
2
4
Has a CMOS sensor
✔
✔
Has manual ISO
✔
✔
Has a serial shot mode
✔
✔
Has manual focus
✔
✔
Has a front camera
✔
✔
Has manual white balance
✔
✔
Has touch autofocus
✔
✔
Can create panoramas in-camera
✔
✔
Wide aperture (front camera)
f/1.9
f/2.2
Has timelapse function
✔
✔
Supports Dolby Vision recording
✔
-
Minimum focal length
26 mm
-
Operating system
Has clipboard warnings
✔
-
Has location privacy options
✔
-
Has camera/microphone privacy options
✔
-
Has dark mode
✔
✔
Has Wi-Fi password sharing
✔
✔
Has battery health check
✔
✔
Has focus modes
✔
-
Can offload apps
✔
✔
Has customizable notifications
✔
✔
Supports instant markup
✔
✔
Supports PiP and PaP
✔
-
More languages supported
56
-
Has sharing intents
✔
✔
Has a child lock
✔
-
Supports widgets
✔
-
Tracks the current position of a mobile device
✔
✔
Has Mail Privacy Protection
✔
-
Can block app tracking
✔
-
Blocks cross-site tracking
✔
✔
Has on-device machine learning
✔
-
Has Live Text
✔
-
Has SharePlay
✔
-
Gets direct OS updates
✔
✔
Has AirPlay
✔
✔
Has Quick Start
✔
-
More languages supported
-
56
Has offline voice recognition
✔
-
The browser has word wrap
✔
✔
Has voice commands
✔
✔
Battery
Battery power
3349 mAh
2716 mAh
Has wireless charging
✔
✔
Supports fast charging
✔
✔
Charging speed
35W
15W
Wireless charging speed
7.5W
5W
Has a battery level indicator
✔
✔
Has a rechargeable battery
✔
✔
Battery life
20 hours
-
Audio
Has stereo speakers
✔
✔
Number of microphones
2
3
Features
Has 5G support
✔
-
Wi-Fi version
Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)
Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)
Download speed
-
600 MBits/s
Upload speed
-
150 MBits/s
Has USB Type-C
✔
-
USB version
2
2
Has NFC
✔
✔
SIM cards
1 SIM, 1 eSIM
1 SIM
Has emergency SOS via satellite
✔
-
Bluetooth version
5.3
5
Has a gyroscope
✔
✔
Has GPS
✔
✔
Has a compass
✔
✔
Supports Wi-Fi
✔
✔
Has a cellular module
✔
✔
Has a barometer
✔
✔
Supports Galileo
✔
✔
Body SAR (US)
-
1.17W/kg
Has an accelerometer
✔
✔
Head SAR (eu)
-
0.87W/kg
Head SAR (US)
-
1.09W/kg
Has crash detection
✔
-
Uses 3D facial recognition
✔
✔
Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.
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iPhone 15
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iPhone X
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