Home Phone comparison Apple iPhone 15 and Apple iPhone X - Which is better?

Apple iPhone 15 vs Apple iPhone X

80 out 100
Apple iPhone 15
VS
49 out 100
Apple iPhone X
Apple iPhone 15
Apple iPhone X

Compared 2 smartphones : Apple iPhone 15 Manufactured in September, 2023, with display 6.1 with chipsetApple A16 Bionic, vs Apple iPhone X, Manufactured in November, 2017 with chipsetApple A11 Bionic. Below are specs, tests, pros and cons for each device

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery Life
  6. Cameras
  7. Comments (0)

Key Differences

Device key advantages
Reasons to choose Apple iPhone 15
  • Larger display: 6.1in
  • Higher pixel density: 460ppi
  • Lighter design: 171g vs 174g
  • Higher battery capacity: 3349mAh vs 2716mAh
  • Newer Bluetooth version: 5.3 vs 5
  • Supports DisplayPort
  • Built-in eSIM
Reasons to choose Apple iPhone X

    Versions

    Available versions and configurations
    Memory Options - 6/128 GB
    - 6/256 GB
    - 6/512 GB    		 - 3/64 GB
    - 3/256 GB

    Review

    Key Specs Apple iPhone 15 and Apple iPhone X
    Display
    Color accuracy, sharpness & brightness
    Camera
    Main & front camera tests
    Performance
    App & system performance
    Games
    3D gaming performance
    Battery
    Battery life, charging speed & type
    Connectivity
    Connectivity features
    NanoReview Score
    Overall score by NanoReview
    Adjust each parameter’s importance to find the best match for you.
    Customize your score
    Function
    Importance (Weight)
    Display:
    Camera:
    Performance:
    Gaming:
    Battery:
    Connectivity:
    Higher weight means greater impact on NanoReview score.

    Tests & specs

    Specs & test comparison
    Smartphones:
    Apple iPhone 15
    vs
    Apple iPhone X

    Display

    Display quality comparison
    Type OLED OLED
    Size 6.1 in 5.8 in
    Resolution 1179x2556 pixels 1125x2436 pixels
    Aspect ratio 19.5:9 19.5:9
    Pixel density 460 ppi 458 ppi
    Refresh rate 60 Hz 60 Hz
    Adaptive refresh rate No No
    Max brightness 2000 nits 625 nits
    HDR support Yes Dolby Vision Yes Dolby Vision
    Screen-to-body ratio 86.4 % 81.1 %
    Features DCI-P3 DCI-P3
    Display test
    Peak brightness (auto)
    Apple iPhone 15
    1646 nits
    Apple iPhone X
    606 nits
    sRGB gamut99.6 %99.3 %
    PWM (Flicker)306 Hz240 Hz
    Response time2 ms2.2 ms
    Contrast∞ Infinite∞ Infinite
    Sources: NotebookCheck [Apple iPhone 15], [Apple iPhone X]

    Design & Build

    Design and ergonomics comparison
    Height 147.6 mm (5.81 in) 143.6 mm (5.65 in)
    Width 71.6 mm (2.82 in) 70.9 mm (2.79 in)
    Thickness 7.8 mm (0.31 in) 7.7 mm (0.3 in)
    Weight 171 g (6.03 oz) 174 g (6.14 oz)
    Water resistance IP68 IP67
    Back panel Glass Glass
    Frame Metal Metal
    Colors - Black
    - Blue
    - Green
    - Pink
    - Yellow    		 - Silver
    - Gray
    Fingerprint sensor No No
    Screen-to-body ratio
    Apple iPhone 15
    86.4 %
    Apple iPhone X
    81.1 %

    Performance

    Testing Apple iPhone 15 and Apple iPhone X In benchmarks
    Processor
    Chipset Apple A16 Bionic Apple A11 Bionic
    Max Frequency 3460 MHz 2390 MHz
    CPU Cores 6 (2 + 4) 6 (2 + 4)
    Architecture - 4/2.02 (Sawtooth)
    - 2/3.46 (Everest)    		 - 4/1.42 (Mistral)
    - 2/2.39 (Monsoon)
    Process TSMC TSMC
    Transistor Size 4 nm 10 nm
    Neural Processor Apple Neural Engine Apple Neural Engine
    Graphics Apple A16 GPU Apple A11 GPU
    GPU Cores 640 192
    GPU Frequency 1398 MHz 1066 MHz
    FLOPS 1789.4 GFLOPS 409.3 GFLOPS
    GeekBench v6
    Geekbench 6 (Single-Core)
    Apple iPhone 15
    2599
    Apple iPhone X
    1089
    Geekbench 6 (Multi-Core)
    Apple iPhone 15
    6545
    Apple iPhone X
    2918
    Geekbench 6 (Single-Core)25991089
    Geekbench 6 (Multi-Core)65452918
    Sources: Geekbench v6 [Apple iPhone 15]
    AnTuTu 10
    AnTuTu 10
    Apple iPhone 15
    1415281
    Apple iPhone X
    507548
    CPU378046192337
    GPU449766122353
    Memory261642101238
    UX32582791620
    NanoReview Score1415281507548
    3DMark Wild Life
    3DMark Wild Life
    Apple iPhone 15
    9632
    Apple iPhone X
    3522
    Max Surface Temp.44.3 °C45.7 °C
    Stability81 %63 %
    Graphics Test59 fps21 fps
    Graphics Score96323522
    Sources: 3DMark [Apple iPhone X]

    Memory

    RAM
    RAM Size 6 GB 3 GB
    Memory Type LPDDR5 LPDDR4
    Memory Frequency 3200 MHz n/a
    Channels 4 2
    Storage
    Storage Capacity128 GB- 64 GB
    - 256 GB
    Storage TypeNVMeNVMe
    Memory CardNoNo

    Software

    OS iOS 17 (Upgradeable to iOS 18.5) iOS 11.1 (Upgradeable to iOS 16.5)
    OS Size 18 GB 5.3 GB

    Battery

    Volume 3349 mAh 2716 mAh
    Max Charging Power 20 W 18 W
    Battery Type Li-ion Li-ion
    Removable No No
    Wireless Charging Yes (7.5 W) Yes Qi (7.5 W)
    Reverse Charging Yes No
    Fast Charging Yes (58% in 30 min) Yes (50% in 30 min)
    Full Charge Time 1:50 h 2:00 h
    Battery Life Test
    Battery Life
    Apple iPhone 15
    25:31
    Apple iPhone X
    16:26
    Web Browsing10:47 h05:31 h
    Video Playback16:55 h09:07 h
    Games05:36 h03:35 h
    Standby Mode112 h93 h

    Main camera

    Matrix 48 MP 12 MP
    Photo resolution 8064x6048 pixels 4032x3024 pixels
    Zoom 114 Optical, 2x
    Flash Dual LED Quad LED
    Stabilization Optical Optical
    8K Recording No No
    4K Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
    1080p Recording Yes (Up to 60 fps) Yes (Up to 240 fps)
    Slow Motion 240 fps (1080p) 240 fps (1080p)
    Wide-angle lens 120 ° n/a
    Lenses count Standard: 48 MP
    Ultra-wide: 12 MP    		 Standard: 12 MP
    Telephoto: 12 MP
    Features - Bokeh effect
    - Pro mode    		 - Bokeh effect
    - Pro mode
    - RAW support
    Main lens
    Matrix48 MP12 MP
    Aperturef/1.6f/1.8
    Focal length26 mm28 mm
    Sensorn/aApple iSight Duo Camera
    Sensor size1/1.51/3
    Pixel size1 μm1.22 μm
    AutofocusPhase autofocus (Dual Pixel)Phase autofocus (Dual Pixel)
    StabilizationOpticalOptical
    Telephoto
    Matrixn/a12 MP
    Aperturen/af/2.4
    Focal lengthn/a52 mm
    Sensor sizen/a1/3.4
    Pixel sizen/a1 μm
    Stabilizationn/aOptical
    Ultra-wide lens
    Matrix12 MPn/a
    Aperturef/2.4n/a
    Focal length13 mmn/a
    SensorSony IMX633n/a
    Sensor size1/2.55n/a
    Pixel size1.4 μmn/a
    StabilizationDigitaln/a
    Main camera DxOMark results
    Photo quality
    Apple iPhone 15
    147
    Apple iPhone X
    101
    Video quality
    Apple iPhone 15
    153
    Apple iPhone X
    89
    Overall camera score
    Apple iPhone 15
    145
    Apple iPhone X
    97
    Bokeh80n/a
    Preview84n/a
    Sources: DxOMark [Apple iPhone 15], [Apple iPhone X]

    Front camera

    Matrix 12 MP 7 MP
    Photo resolution 4032x3024 pixels 3472x2063 pixels
    Aperture f/1.9 f/2.2
    Focal length 23 mm 32 mm
    Sensor Sony IMX714 BSI CMOS
    Sensor size 1/3.6 n/a
    Pixel size 1.12 μm n/a
    Autofocus Phase autofocus Phase autofocus
    Stabilization Digital Digital
    Video resolution 2160p (4K) at 60 fps 1080p (Full HD) at 30 fps
    TOF 3D sensor Yes No
    Selfie camera DxOMark results
    Photo quality
    Apple iPhone 15
    n/a
    Apple iPhone X
    88
    Video quality
    Apple iPhone 15
    n/a
    Apple iPhone X
    92

    Connectivity

    Wi-Fi version Wi-Fi 6 (802.11 b/g/n/ac/ax) Wi-Fi 5 (802.11 a/b/g/n/ac)
    Wi-Fi features - Dual Band
    - Wi-Fi MiMO
    - Wi-Fi Direct
    - Wi-Fi Hotspot
    - Wi-Fi Display    		 - Dual Band
    - Wi-Fi Direct
    - Wi-Fi Hotspot
    Bluetooth version 5.3 5
    Bluetooth features LE LE, A2DP
    USB type USB Type-C No
    USB version 2 2
    USB features - Charging
    - USB Storage Mode
    - OTG    		 - Charging
    - USB Storage Mode
    DisplayPort Yes n/a
    GPS - GPS
    - GLONASS
    - Beidou
    - Galileo
    - QZSS    		 - GPS
    - GLONASS
    - Beidou
    NFC* Yes Yes
    Infrared Port No No
    Connectivity
    SIM Count*n/a1
    SIM TypeeSIMNano
    eSIM Support *YesNo
    Hybrid SlotNoNo
    2G BandsGSM/EDGE (850, 900, 1800, 1900 MHz)GSM 850 / 900 / 1800 / 1900
    3G BandsUMTS/HSPA+/DC-HSDPA (850, 900, 1700/2100, 1900, 2100 MHz)HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
    LTE Bands*LTE ()LTE (B1/B2/B3/B4(1700/B5/B7/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B29/B30/B34/B38/B39/B40/B41/B66(1700/B2100))
    LTE category1816
    5G SupportYesNo

    Sound

    Speakers n/a Stereo
    3.5 mm Jack No No
    FM Radio No No
    Dolby Atmos Yes Yes
    Speaker Test
    Max Volume
    Apple iPhone 15
    81.6 dB
    Apple iPhone X
    85.3 dB

    Other

    Class Flagship Flagship
    Announced September, 2023 yr September, 2017 yr
    Release Date September, 2023 yr November, 2017 yr
    Launch Price ($) n/a 999
    MSRP ($) 799 n/a
    Sensors - Barometer
    - Proximity Sensor
    - Gyroscope
    - Accelerometer
    - Ambient Light Sensor
    - Compass
    - Face Sensor    		 - Barometer
    - Proximity Sensor
    - Gyroscope
    - Accelerometer
    - Ambient Light Sensor
    - Compass
    - Face Sensor
    Charger Included No n/a
    * Attention! Config, frequencies, NFC, and other specs may vary by region.

    Results

    After analyzing the data, we consider Apple iPhone 15 the clear winner in this comparison.

    Survey

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