vivo X9 vs Xiaomi Mi 8 Explorer

Compare recorded specifications, size and practical differences.

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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

    X9: 23 g lighter

    X9:
    154 g
    Mi 8 Explorer:
    177 g
  • Screen diagonal

    X9: 0.71 in smaller diagonal

    X9:
    5.5 in
    Mi 8 Explorer:
    6.21 in
  • Chipset

    X9:
    Qualcomm MSM8953 Snapdragon 625 (14 nm)
    Mi 8 Explorer:
    Qualcomm SDM845 Snapdragon 845 (10 nm)
  • Rear camera layout

    X9:
    Single
    Mi 8 Explorer:
    Dual
  • Depth

    X9: 0.6 mm thinner

    X9:
    7 mm
    Mi 8 Explorer:
    7.6 mm
  • Height

    X9: 2.3 mm shorter

    X9:
    152.6 mm
    Mi 8 Explorer:
    154.9 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. X9

    Height:
    152.6 mm
    Width:
    74 mm
    Depth:
    7 mm
  2. 2. Mi 8 Explorer

    Height:
    154.9 mm +2.3 mm versus X9
    Width:
    74.8 mm
    Depth:
    7.6 mm +0.6 mm versus X9

Weight

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

  1. 1. X9

    154 g

  2. 2. Mi 8 Explorer

    177 g

    +23 g versus X9

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. X9

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. Mi 8 Explorer

    Mi 8 Explorer: Screen geometry unavailable or conflicting.

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 X9, Mi 8 Explorer, compared at the same storage capacity.
StorageX9Mi 8 Explorer
128 GB Unknown 8 GB RAM
X9: Original memory entry

64/128 GB · 512GB 4GB

Practical features

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

1. X9

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

2. Mi 8 Explorer

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. X9

    3050 mAh

    +50 mAh versus Mi 8 Explorer

  2. 2. Mi 8 Explorer

    3000 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. X92. Mi 8 Explorer

Everyday essentials
Everyday essentials — specifications for X9, Mi 8 Explorer.
SpecificationX9Mi 8 Explorer
Dimensions (HxWxD)
  • 152.6 Х 74 Х 7 mm
  • 154.9 Х 74.8 Х 7.6 mm
Weight
  • 154 g
  • 177 g
Technology
  • Super AMOLED
  • Super AMOLED
Screen size
  • 5.5" inch
  • 6.21" inch
Screen resolution
  • 1080 x 1920 px
  • 1080 x 2248 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64/128 GB
  • 512GB 4GB
  • 128 GB
  • 8 GB RAM
Memory card support
  • No
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 3050 mAh
  • Non-removable Li-Ion
  • 3000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 6.1 (Marshmallow)
  • upgradable to Android 8 (Oreo); Funtouch 3
  • Android 8.1 (Oreo)
  • upgradable to Android 9.0 (Pie); MIUI 10.1
Chipset
  • Qualcomm MSM8953 Snapdragon 625 (14 nm)
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • No
Display
Display — specifications for X9, Mi 8 Explorer.
SpecificationX9Mi 8 Explorer
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 97.1 cm2
Screen format
  • 16:9 (height:width)
Unknown
Screen to body ratio
  • 73.8%
  • 83.8%
PPI /points per inch/
  • 401 PPI
  • 0 PPI
Screen protection
  • Corning Gorilla Glass 5
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for X9, Mi 8 Explorer.
SpecificationX9Mi 8 Explorer
Rear camera, main
  • 16 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 16 MP
  • PDAF
  • f/2.0
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • 4-axis OIS
  • dual pixel PDAF -12 MP
  • f/2.4
  • 1/3.4''
  • 1.0µm
  • AF
  • 2x optical zoom
Functions
  • LED flash
  • panorama
  • HDR
  • Dual-LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 20 MP
  • Dual
  • 20 MP
  • Single
Specifications
  • 20 MP
  • f/2.0
  • 1/2.8'' 8 MP
  • 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 X9, Mi 8 Explorer.
SpecificationX9Mi 8 Explorer
Processor CPU
  • Octa-core 2.0 GHz Cortex-A53
  • Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.8 GHz Kryo 385 Silver)
Graphics processor GPU
  • Adreno 506
  • Adreno 630
Antutu 7 score *
  • 60123
Unknown
GeekBench 4 Single Core *
  • 852
Unknown
GeekBench 4 Multi-Core *
  • 3965
Unknown
GeekBench 4 RenderScript *
  • 3081
Unknown
GeekBench 5 Single Core *
  • 167
Unknown
GeekBench 5 Multi-Core *
  • 1011
Unknown
General specs
General specs — specifications for X9, Mi 8 Explorer.
SpecificationX9Mi 8 Explorer
Release date
  • 2016
  • November
  • 2018
  • May
Colors
  • Gold
  • Rose Gold
  • Black (transparent back)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 460 EUR
  • 500 EUR
Body build Unknown
  • Front/back glass
  • aluminum frame (7000 series)
Communication and Connectivity
Communication and Connectivity — specifications for X9, Mi 8 Explorer.
SpecificationX9Mi 8 Explorer
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 CDMA2000 1x & TD-SCDMA -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 8(900)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 17(700)
  • 20(800)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (4CA) Cat16 1024/150 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with dual-band A-GPS
  • GLONASS
  • BDS
  • GALILEO
  • QZSS
USB
  • microUSB 2.0
  • USB Host
  • Type-C 1.0 reversible connector
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
  • aptX HD
Music and Audio
Music and Audio — specifications for X9, Mi 8 Explorer.
SpecificationX9Mi 8 Explorer
Radio
  • No
  • No
Others
  • 32-bit/192kHz audio -Active noise cancellation with dedicated mic
  • HDR10 -DCI-P3
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for X9, Mi 8 Explorer.
SpecificationX9Mi 8 Explorer
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity
  • compass - Fast battery charging
  • Sensors Face ID
  • fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • barometer
  • compass - Fast battery charging (Quick Charge 4.0+) - For China