Home Phone comparison Apple iPhone X and Xiaomi Mi 9 SE - Which is better?

Apple iPhone X vs Xiaomi Mi 9 SE

49 out 100
Apple iPhone X
VS
43 out 100
Xiaomi Mi 9 SE
Apple iPhone X
Xiaomi Mi 9 SE

Compared 2 smartphones : Apple iPhone X Manufactured in November, 2017, with display 5.8 with chipsetApple A11 Bionic, vs Xiaomi Mi 9 SE, Manufactured in March, 2019with chipsetQualcomm Snapdragon 712. 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 X
  • Higher pixel density: 458ppi
  • Supports Dolby Atmos
Reasons to choose Xiaomi Mi 9 SE
  • Larger display: 5.97in
  • Lighter design: 155g vs 174g
  • Higher battery capacity: 3070mAh vs 2716mAh
  • Infrared port
  • Fingerprint scanner

Versions

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

Review

Key Specs Apple iPhone X and Xiaomi Mi 9 SE
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.
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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 X
vs
Xiaomi Mi 9 SE

Display

Display quality comparison
Type OLED AMOLED
Size 5.8 in 5.97 in
Resolution 1125x2436 pixels 1080x2340 pixels
Aspect ratio 19.5:9 19.5:9
Pixel density 458 ppi 432 ppi
Refresh rate 60 Hz 60 Hz
Adaptive refresh rate No No
Max brightness 625 nits 585 nits
HDR support Yes Dolby Vision Yes HDR10
Screen-to-body ratio 81.1 % 84.1 %
Features DCI-P3 Always-On Display
Display test
Peak brightness (auto)
Apple iPhone X
606 nits
Xiaomi Mi 9 SE
635 nits
sRGB gamut99.3 %99.9 %
PWM (Flicker)240 Hz255 Hz
Response time2.2 ms4.2 ms
Contrast∞ Infinite∞ Infinite
Sources: NotebookCheck [Apple iPhone X], [Xiaomi Mi 9 SE]

Design & Build

Design and ergonomics comparison
Height 143.6 mm (5.65 in) 147.5 mm (5.81 in)
Width 70.9 mm (2.79 in) 70.5 mm (2.78 in)
Thickness 7.7 mm (0.3 in) 7.4 mm (0.29 in)
Weight 174 g (6.14 oz) 155 g (5.47 oz)
Water resistance IP67 No
Back panel Glass Glass
Frame Metal Metal
Colors - Silver
- Gray		 - Gray
- Blue
- Purple
Fingerprint sensor No Yes In-Display
Screen-to-body ratio
Apple iPhone X
81.1 %
Xiaomi Mi 9 SE
84.1 %

Performance

Testing Apple iPhone X and Xiaomi Mi 9 SE In benchmarks
Processor
Chipset Apple A11 Bionic Qualcomm Snapdragon 712
Max Frequency 2390 MHz 2200 MHz
CPU Cores 6 (2 + 4) 8 (2 + 6)
Architecture - 4/1.42 (Mistral)
- 2/2.39 (Monsoon)		 - 6/1.7 (Kryo 360 Silver (Cortex-A55))
- 2/2.3 (Kryo 360 Gold (Cortex-A75))
Process TSMC Samsung
Transistor Size 10 nm 10 nm
Neural Processor Apple Neural Engine Hexagon 685 DSP
Graphics Apple A11 GPU Adreno 616
GPU Cores 192 256
GPU Frequency 1066 MHz 750 MHz
FLOPS 409.3 GFLOPS 384 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Apple iPhone X
1089
Xiaomi Mi 9 SE
545
Geekbench 6 (Multi-Core)
Apple iPhone X
2918
Xiaomi Mi 9 SE
1594
Geekbench 6 (Single-Core)1089545
Geekbench 6 (Multi-Core)29181594
AnTuTu 10
AnTuTu 10
Apple iPhone X
507548
Xiaomi Mi 9 SE
314968
CPU19233796860
GPU12235365197
Memory10123869080
UX9162083831
NanoReview Score507548314968
3DMark Wild Life
3DMark Wild Life
Apple iPhone X
3522
Xiaomi Mi 9 SE
654
Max Surface Temp.45.7 °C38.7 °C
Stability63 %97 %
Graphics Test21 fps3 fps
Graphics Score3522654
Sources: 3DMark [Apple iPhone X], [Xiaomi Mi 9 SE]

Memory

RAM
RAM Size 3 GB 6 GB
Memory Type LPDDR4 LPDDR4X
Memory Frequency n/a 1866 MHz
Channels 2 2
Storage
Storage Capacity- 64 GB
- 256 GB		- 64 GB
- 128 GB
Storage TypeNVMeUFS 2.1
Memory CardNoNo

Software

OS iOS 11.1 (Upgradeable to iOS 16.5) Android 9.0 (Upgradeable to Android 11.0)
OS Size 5.3 GB 19 GB
UI Skin n/a MIUI 12

Battery

Volume 2716 mAh 3070 mAh
Max Charging Power 18 W 18 W
Battery Type Li-ion Li-Po
Removable No No
Wireless Charging Yes Qi (7.5 W) No
Reverse Charging No No
Fast Charging Yes (50% in 30 min) Yes Quick Charge 4 (50% in 30 min)
Full Charge Time 2:00 h 1:27 h
Battery Life Test
Battery Life
Apple iPhone X
16:26
Xiaomi Mi 9 SE
16:19
Web Browsing05:31 h05:40 h
Video Playback09:07 h10:32 h
Games03:35 h03:52 h
Standby Mode93 h83 h

Main camera

Matrix 12 MP 48 MP
Photo resolution 4032x3024 pixels 8000x6000 pixels
Zoom Optical, 2x Optical, 2x
Flash Quad LED Dual LED
Stabilization Optical Digital
8K Recording No No
4K Recording Yes (Up to 60 fps) Yes (Up to 30 fps)
1080p Recording Yes (Up to 240 fps) Yes (Up to 60 fps)
Slow Motion 240 fps (1080p) 960 fps (720p)
Wide-angle lens n/a 123 °
Lenses count Standard: 12 MP
Telephoto: 12 MP		 Standard: 48 MP
Telephoto: 8 MP
Ultra-wide: 13 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
Main lens
Matrix12 MP48 MP
Aperturef/1.8f/1.8
Focal length28 mm27 mm
SensorApple iSight Duo CameraSony IMX586
Sensor size1/31/2
Pixel size1.22 μm0.8 μm
AutofocusPhase autofocus (Dual Pixel)Phase autofocus
StabilizationOpticalDigital
Telephoto
Matrix12 MP8 MP
Aperturef/2.4f/2.4
Focal length52 mm52 mm
Sensorn/aOmnivision OV8856
Sensor size1/3.41/4
Pixel size1 μm1.12 μm
StabilizationOpticalDigital
Ultra-wide lens
Matrixn/a13 MP
Aperturen/af/2.4
Sensorn/aSamsung S5K3L6
Sensor sizen/a1/3.1
Pixel sizen/a1.12 μm
Stabilizationn/aDigital
Main camera DxOMark results
Photo quality
Apple iPhone X
101
Xiaomi Mi 9 SE
n/a
Video quality
Apple iPhone X
89
Xiaomi Mi 9 SE
n/a
Overall camera score
Apple iPhone X
97
Xiaomi Mi 9 SE
n/a
Sources: DxOMark [Apple iPhone X]

Front camera

Matrix 7 MP 20 MP
Photo resolution 3472x2063 pixels 5120x3840 pixels
Aperture f/2.2 f/2.0
Focal length 32 mm 18 mm
Sensor BSI CMOS Sony IMX576
Sensor size n/a 1/2.78
Pixel size n/a 0.9 μm
Autofocus Phase autofocus Phase autofocus
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 1080p (Full HD) at 30 fps
TOF 3D sensor No No
Selfie camera DxOMark results
Photo quality
Apple iPhone X
88
Xiaomi Mi 9 SE
n/a
Video quality
Apple iPhone X
92
Xiaomi Mi 9 SE
n/a

Connectivity

Wi-Fi version Wi-Fi 5 (802.11 a/b/g/n/ac) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot		 - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5 5
Bluetooth features LE, A2DP LE, A2DP
USB type No USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode		 - Charging
- USB Storage Mode
- USB-Host mode
- OTG
GPS - GPS
- GLONASS
- Beidou		 - GPS
- GLONASS
- Beidou
- Galileo
NFC* Yes Yes
Infrared Port No Yes
Connectivity
SIM Count*12
SIM TypeNanoNano
SIM Moden/aDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM 850 / 900 / 1800 / 1900GSM 850, GSM 900, GSM 1800, GSM 1900
3G BandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850, HSDPA 900, HSDPA 1900, HSDPA 2100
LTE Bands*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 (B800/B900/B1800/B2100/B2300/B2500/B2600)
LTE category1615
5G SupportNoNo

Sound

Speakers Stereo Mono
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes No
Speaker Test
Max Volume
Apple iPhone X
85.3 dB
Xiaomi Mi 9 SE
81.5 dB

Other

Class Flagship Mid-range
Announced September, 2017 yr February, 2019 yr
Release Date November, 2017 yr March, 2019 yr
Launch Price ($) 999 400
Sensors - Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Face Sensor		 - Hall Sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

No clear favorite identified yet; updates may follow as new data arrives.

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