Huawei Mate X vs Xiaomi Mi 9 SE

Compare recorded specifications, size and practical differences.

+ Add a third phone

Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

  • Weight

    Mi 9 SE: 140 g lighter

    Mate X:
    295 g
    Mi 9 SE:
    155 g
  • Width

    Mi 9 SE: 7.8 mm narrower

    Mate X:
    78.3 mm
    Mi 9 SE:
    70.5 mm
  • Screen diagonal

    Mi 9 SE: 2.03 in smaller diagonal

    Mate X:
    8 in
    Mi 9 SE:
    5.97 in
  • Chipset

    Mate X:
    HiSilicon Kirin 980 (7 nm)
    Mi 9 SE:
    Qualcomm SDM712 Snapdragon 712 (10 nm)
  • Rear camera layout

    Mate X:
    Quad
    Mi 9 SE:
    Triple
  • Depth

    Mi 9 SE: 3.5 mm thinner

    Mate X:
    11 mm
    Mi 9 SE:
    7.5 mm

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

  1. 1. Mate X

    Height:
    161.3 mm +13.8 mm versus Mi 9 SE
    Width:
    78.3 mm +7.8 mm versus Mi 9 SE
    Depth:
    11 mm +3.5 mm versus Mi 9 SE
  2. 2. Mi 9 SE

    Height:
    147.5 mm
    Width:
    70.5 mm
    Depth:
    7.5 mm

Weight

Bars start at zero and share a scale within this chart.

  1. 1. Mate X

    295 g

    +140 g versus Mi 9 SE

  2. 2. Mi 9 SE

    155 g

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. Mate X

    Mate X: Screen geometry unavailable or conflicting.

  2. 2. Mi 9 SE

    Screen diagonal:
    5.97 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    87.5 cm²

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for Mate X, Mi 9 SE, compared at the same storage capacity.
StorageMate XMi 9 SE
64 GB Not recorded 6 GB RAM
128 GB Not recorded 6 GB RAM
512 GB 8 GB RAM Not recorded

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Mate X

NFC:
Yes
Headphone jack:
No
Memory card support:
See details NM (Nano Memory) · up to 256GB (uses shared SIM slot)

2. Mi 9 SE

NFC:
Yes
Headphone jack:
No
Memory card support:
No

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

  1. 1. Mate X

    4500 mAh

    +1430 mAh versus Mi 9 SE

  2. 2. Mi 9 SE

    3070 mAh

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. Mate X2. Mi 9 SE

Everyday essentials
Everyday essentials — specifications for Mate X, Mi 9 SE.
SpecificationMate XMi 9 SE
Dimensions (HxWxD)
  • 161.3 Х 78.3 Х 11 mm
  • 147.5 Х 70.5 Х 7.5 mm
Weight
  • 295 g
  • 155 g
Technology
  • OLED
  • Super AMOLED
Screen size
  • 8" inch
  • 5.97" inch
Screen resolution
  • 2200 x 2480 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 GB
  • 8 GB RAM
  • 64/128 GB
  • 6 GB RAM
Memory card support
  • NM (Nano Memory)
  • up to 256GB (uses shared SIM slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 4500 mAh
  • Non-removable Li-Po
  • 3070 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 9.0 (Pie); EMUI 9.1
  • Android 9.0 (Pie)
Chipset
  • HiSilicon Kirin 980 (7 nm)
  • Qualcomm SDM712 Snapdragon 712 (10 nm)
NFC
  • Yes
  • Yes
Headphone jack
  • No
  • No
Display
Display — specifications for Mate X, Mi 9 SE.
SpecificationMate XMi 9 SE
Touchscreen
  • capacitive touchscreen
  • Super AMOLED capacitive touchs
Display colors
  • 16M
  • 16M
Screen area
  • 205.0 cm2
  • 87.5 cm2
Screen format Unknown
  • 19.5:9 (height:width)
Screen to body ratio
  • 86.9%
  • 84.1%
PPI /points per inch/
  • 0 PPI
  • 432 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for Mate X, Mi 9 SE.
SpecificationMate XMi 9 SE
Rear camera, main
  • 40 MP
  • Quad
  • 48 MP
  • Triple
Camera specs
  • 40 MP
  • f/1.8
  • 27mm (wide)
  • 1/1.7"
  • PDAF - 8 MP
  • f/2.4
  • 52mm (telephoto) - 16 MP
  • f/2.2
  • 17mm (ultrawide) - TOF 3D camera
  • 48 MP
  • f/1.8
  • 1/2''
  • 0.8µm
  • PDAF -13 MP
  • f/2.4
  • (ultrawide)
  • 1.12µm -8 MP
  • (telephoto)
  • 1.12µm
  • PDAF
Functions
  • Leica optics
  • Dual-LED dual-tone flash
  • panorama
  • HDR
  • HDR
Video
  • 2160p@30fps
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 40 MP
  • Quad
  • 20 MP
  • Single
Specifications
  • uses main camera
  • 20 MP
  • f/2.0
  • 0.9μm
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for Mate X, Mi 9 SE.
SpecificationMate XMi 9 SE
Processor CPU
  • Octa-core (2x2.6 GHz Cortex-A76 & 2x1.92 GHz Cortex-A76 & 4x1.8 GHz Cortex-A55)
  • Octa-core 2.3 GHz
Graphics processor GPU
  • Mali-G76 MP10
  • Adreno 616
Antutu 7 score * Unknown
  • 177362
GeekBench 4 Single Core * Unknown
  • 1870
GeekBench 4 Multi-Core * Unknown
  • 5825
Antutu 8 score *
  • 367308
  • 223441
GeekBench 5 Single Core * Unknown
  • 405
GeekBench 5 Multi-Core * Unknown
  • 1451
General specs
General specs — specifications for Mate X, Mi 9 SE.
SpecificationMate XMi 9 SE
Release date
  • 2019
  • February
  • 2019
  • February
Colors
  • Interstellar Blue
  • Violet
  • Blue
  • Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 2150 EUR
  • 300 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Mate X, Mi 9 SE.
SpecificationMate XMi 9 SE
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 6(900)
  • 7(2600)
  • 8(900)
  • 9(1800)
  • 12(700)
  • 17(700)
  • 18(800)
  • 19(800)
  • 20(800)
  • 26(850)
  • 28(700)
  • 32(1500)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) -5G - 5G NSA / Sub6 / mmWave; N41/N77/N78/N79
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A Cat21 1400/200 Mbps
  • 5G
  • HSPA
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with dual-band A-GPS
  • GLONASS
  • BDS
  • GALILEO
  • QZSS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
USB
  • 3.1
  • Type-C 1.0 reversible connector
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • aptX HD
  • 5.0
  • A2DP
  • LE
  • aptX HD
Music and Audio
Music and Audio — specifications for Mate X, Mi 9 SE.
SpecificationMate XMi 9 SE
Radio
  • No
  • No
Others
  • Folded cover display: 6.6''
  • AMOLED
  • 1148 x 2480 pixels (19.5:9)
  • Active noise cancellation with dedicated mic
  • HDR
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Mate X, Mi 9 SE.
SpecificationMate XMi 9 SE
Dop
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • barometer
  • Infrared port - Fast battery charging 55W -Huawei SuperCharge (85% in 30 min)
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging 18W