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Apple iPhone X vs iPhone 15 Pro

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Apple iPhone X vs iPhone 15 Pro

50 out of 100
Apple iPhone X
VS
87 out of 100
Apple iPhone 15 Pro
Apple iPhone X
Apple iPhone 15 Pro

Here we compared two flagship smartphones: the 5.8-inch Apple iPhone X (with Apple A11 Bionic) that was released on September 12, 2017, against the Apple iPhone 15 Pro, which is powered by Apple A17 Pro and came out 6 years and 1 month after. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery life
  6. Camera
  7. Comments

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Apple iPhone 15 Pro
  • 3x better performance in AnTuTu Benchmark (1529K versus 507K)
  • Delivers 195% higher peak brightness (1782 against 604 nits)
  • Has 2.7x more RAM: 8GB versus 3GB
  • Higher display refresh rate – 120 Hz
  • Better camera quality (According to DxOMark rating)
  • Shows 51% longer battery life (24:47 vs 16:26 hours)
  • Modern USB Type-C port
  • Newer Bluetooth version (v5.3)
  • The rear camera has a 3x optical zoom
  • Waterproof body (IP68 classification)
  • Has a 0.3 inch larger screen size
  • More energy-efficient CPU – Apple A17 Pro
  • The phone is 6 years and 1 month newer

Review

Evaluation of Apple iPhone X and iPhone 15 Pro crucial features
Display
Screen quality, color accuracy, brightness
Camera
Photo and video recording quality
Performance
CPU and memory performance (apps, system)
Gaming
Capabilities for playing modern games
Battery
Battery life, charging type and speed
Connectivity
Networks, ports, data transmission
NanoReview Score
Final comparison evaluation
Choose the importance of each parameter to more accurately identify the smartphone that best meets your particular needs.

Tests and specifications

Comparison table of technical specifications and tests
Phone:
iPhone X
vs
iPhone 15 Pro

Display

TypeOLEDOLED
Size5.8 inches6.1 inches
Resolution1125 x 2436 pixels1179 x 2556 pixels
Aspect ratio19.5:919.5:9
PPI458 ppi460 ppi
Refresh rate60 Hz120 Hz
Adaptive refresh rateNoYes (1-120 Hz)
Max rated brightness625 nits2000 nits
Max rated brightness in HDR - 1600 nits
HDR supportYes, Dolby VisionYes, Dolby Vision
Screen protectionTempered glassCeramic Shield
Screen-to-body ratio81.1%88.2%
Display features - DCI-P3 - DCI-P3
- Always-On Display
Display tests
RGB color space99.3%99.9%
PWM240 Hz242 Hz
Response time2.2 ms1 ms
Contrast∞ Infinity∞ Infinity
Peak brightness test (auto)
iPhone X
604 nits
iPhone 15 Pro+195%
1782 nits

Design and build

Height143.6 mm (5.65 inches)146.6 mm (5.77 inches)
Width70.9 mm (2.79 inches)70.6 mm (2.78 inches)
Thickness7.7 mm (0.3 inches)8.25 mm (0.32 inches)
Weight174 g (6.14 oz)187 g (6.6 oz)
WaterproofIP67IP68
Rear materialGlassGlass
Frame materialMetalMetal
ColorsSilver, GrayWhite, Black, Silver, Blue
Fingerprint scannerNoNo
Screen-to-body ratio

Performance

Tests of Apple iPhone X and Apple iPhone 15 Pro in the benchmarks
SoC
ChipsetApple A11 BionicApple A17 Pro
Max clock2390 MHz3780 MHz
CPU cores6 (2 + 4)6 (2 + 4)
Architecture- 4 cores at 1.42 GHz: Mistral
- 2 cores at 2.39 GHz: Monsoon		- 4 cores at 2.11 GHz: Sawtooth
- 2 cores at 3.78 GHz: Everest
ManufacturingTSMCTSMC
Lithography process10 nanometers3 nanometers
Neural processor (NPU)Apple Neural EngineApple Neural Engine
GraphicsApple A11 GPUApple A17 GPU
GPU shading units192768
GPU clock1066 MHz1398 MHz
FLOPS~409.3 GFLOPS~2147.2 GFLOPS

Benchmarks

Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
AnTuTu Benchmark 10
iPhone X
507548
iPhone 15 Pro+201%
1529965
CPU192337382829
GPU122353609132
Memory101238188665
UX91620349339
Total score5075481529965
Samples[10 tests][27 tests]
3DMark Wild Life Performance
iPhone X
3522
iPhone 15 Pro+184%
10006
Max surface temperature45.7 °C45.9 °C
Stability63% -
Graphics test21 FPS59 FPS
Graphics score352210006

Memory

RAM
RAM size3 GB8 GB
Memory typeLPDDR4LPDDR5
Memory clock - 3200 MHz
Channels24
Storage
Storage size64, 256 GB128, 256, 512, 1024 GB
Storage typeNVMeNVMe
Memory cardNoNo

Software

Operating systemiOS 11.1 (Can be upgraded to iOS 16.5)iOS 17 (Can be upgraded to iOS 18.2)
OS size5.3 GB -

Battery

Capacity2716 mAh3274 mAh
Max charge power18 W23 W
Battery typeLi-IonLi-Ion
ReplaceableNoNo
Wireless chargingYes, Qi (7.5 W)Yes (7.5 W)
Reverse chargingNoYes
Fast chargingYes (50% in 30 min)Yes (57% in 30 min)
Full charging time2:00 hr1:33 hr
Battery life tests
Web browsing05:31 hr09:28 hr
Watching video09:07 hr17:33 hr
Gaming03:35 hr05:41 hr
Standby93 hr111 hr
General battery life
iPhone X
16:26 hr
iPhone 15 Pro+51%
24:47 hr

Main camera

Matrix12 megapixels48 megapixels
Image resolution4032 x 30248000 x 6000
ZoomOptical, 2xOptical, 3x
FlashQuad LEDDual LED
StabilizationOpticalOptical
8K video recordingNoNo
4K video recordingUp to 60FPSUp to 60FPS
1080p video recordingUp to 240FPSUp to 60FPS
Slow motion240 FPS (1080p)240 FPS (1080p)
Angle of widest lens - 120°
Lenses1) Standard: 12 MP
2) Telephoto: 12 MP
1) Standard: 48 MP
2) Telephoto: 12 MP
3) Ultrawide: 12 MP
4) Depth
Camera features - Bokeh mode
- Pro mode
- RAW support		 - Bokeh mode
- Pro mode
- RAW support
Standard lens
Image resolution12 MP48 MP
Aperturef/1.8f/1.8
Focal length28 mm24 mm
SensorApple iSight Duo CameraSony IMX803
Sensor size1/3"1/1.28"
Pixel size1.22 micron1.22 micron
AutofocusPhase autofocus (Dual Pixel)Phase autofocus (Dual Pixel)
StabilizationOpticalOptical
Telephoto lens
Image resolution12 MP12 MP
Aperturef/2.4f/2.8
Focal length52 mm77 mm
Sensor - Sony IMX713
Sensor size1/3.4"1/3.5"
Pixel size1 micron1 micron
StabilizationOpticalOptical
Ultra-wide lens
Image resolution - 12 MP
Aperture - f/2.2
Focal length - 13 mm
Sensor - Sony IMX633
Sensor size - 1/2.55"
Pixel size - 1.4 micron
Stabilization - Digital

DxOMark main camera tests

Photo quality
Video quality
Generic main camera score
Bokeh - 80
Preview - 85
Zoom - 139
SamplesPhoto samples of Apple iPhone X from DxOMarkPhoto samples of Apple iPhone 15 Pro from DxOMark

Selfie camera

Megapixels7 megapixels12 megapixels
Image resolution3472 x 20634032 x 3024
Aperturef/2.2f/1.9
Focal length32 mm23 mm
SensorBSI CMOSSony IMX714
Sensor size - 1/3.6"
Pixel size - 1.12 micron
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalOptical
Video resolution1080p (Full HD) at 30 FPS2160p (4K) at 60 FPS
Depth sensor (TOF 3D)NoYes
DxOMark front camera
Photo88145
Video92156

Connectivity

Wi-Fi standardWi-Fi 5 (802.11 b/g/n/ac)Wi-Fi 6E (802.11 a/b/g/n/ac/ax)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot		 - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version55.3
Bluetooth featuresLE, A2DPLE
USB typeNoUSB Type-C
USB version23.2
USB features - Charging
- USB-Storage mode		 - Charging
- USB-Storage mode
- OTG
DisplayPort - Yes
GPSGPS, GLONASS, BeidouGPS, GLONASS, Beidou, Galileo, QZSS, NAVIC
NFC*YesYes
Infrared portNoNo
Network
Number of SIM*1 -
Type of SIM cardNanoeSIM
eSIM support*NoYes
Hybrid slotNoNo
LTE Cat*1620
5G supportNoYes

Sound

SpeakersStereoStereo
Headphone audio jackNoNo
FM radioNoNo
Dolby AtmosYesYes
Speakers test
Max loudness
iPhone X+7%
85.3 dB
iPhone 15 Pro
79.4 dB

Other

CategoryFlagshipFlagship
AnnouncedSeptember 2017September 2023
Release dateNovember 2017September 2023
Launch price$999$999
SAR (head)0.87 W/kg0.98 W/kg
SAR (body)0.97 W/kg0.98 W/kg
Sensors - Barometer
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Face recognition sensor		 - Barometer
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Face recognition sensor
Bundled charger - Not included
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.
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