HTC One VX vs Xiaomi Mi 9

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.

  • Display technology

    OLED versus LCD

    One VX:
    LCD
    Mi 9:
    OLED
  • Weight

    One VX: 48.3 g lighter

    One VX:
    124.7 g
    Mi 9:
    173 g
  • Width

    One VX: 7.1 mm narrower

    One VX:
    67.6 mm
    Mi 9:
    74.7 mm
  • Screen diagonal

    One VX: 1.89 in smaller diagonal

    One VX:
    4.5 in
    Mi 9:
    6.39 in
  • Chipset

    One VX:
    Qualcomm MSM8930 Snapdragon 400 (28 nm)
    Mi 9:
    Qualcomm SDM855 Snapdragon 855 (7 nm)
  • Rear camera layout

    One VX:
    Single
    Mi 9:
    Triple

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. One VX

    Height:
    133.5 mm
    Width:
    67.6 mm
    Depth:
    9.2 mm +1.6 mm versus Mi 9
  2. 2. Mi 9

    Height:
    157.5 mm +24 mm versus One VX
    Width:
    74.7 mm +7.1 mm versus One VX
    Depth:
    7.6 mm

Weight

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

  1. 1. One VX

    124.7 g

  2. 2. Mi 9

    173 g

    +48.3 g versus One VX

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.

  1. 1. One VX

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. Mi 9

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

Mi 9 has approximately 79.5% more rectangular screen area than One VX.

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 One VX, Mi 9, compared at the same storage capacity.
StorageOne VXMi 9
8 GB 1 GB RAM Unknown
Mi 9: Original memory entry

64/128 GB · 6/8 GB RAM

Practical features

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

1. One VX

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

2. Mi 9

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. One VX

    1800 mAh

  2. 2. Mi 9

    3300 mAh

    +1500 mAh versus One VX

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. One VX2. Mi 9

Everyday essentials
Everyday essentials — specifications for One VX, Mi 9.
SpecificationOne VXMi 9
Dimensions (HxWxD)
  • 133.5 Х 67.6 Х 9.2 mm
  • 157.5 Х 74.7 Х 7.6 mm
Weight
  • 124.7 g
  • 173 g
Technology
  • Super LCD2
  • Super AMOLED
Screen size
  • 4.5" inch
  • 6.39" inch
Screen resolution
  • 540 x 960 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 64/128 GB
  • 6/8 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1800 mAh
  • Non-removable Li-Ion
  • 3300 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.0 (Ice Cream Sandwich); Sense UI 4
  • Android 9.0 (Pie)
Chipset
  • Qualcomm MSM8930 Snapdragon 400 (28 nm)
  • Qualcomm SDM855 Snapdragon 855 (7 nm)
NFC
  • Yes
  • Yes
Headphone jack
  • Yes
  • No
Display
Display — specifications for One VX, Mi 9.
SpecificationOne VXMi 9
Touchscreen
  • capacitive touchscreen
  • Super AMOLED capacitive touchs
Display colors
  • 16M
  • 16M
Screen area
  • 55.8 cm2
  • 100.2 cm2
Screen format
  • 16:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 61.9%
  • 85.2%
PPI /points per inch/
  • 245 PPI
  • 403 PPI
Screen protection Unknown
  • Corning Gorilla Glass 6
Camera and Video

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

Camera and Video — specifications for One VX, Mi 9.
SpecificationOne VXMi 9
Rear camera, main
  • 5 MP
  • Single
  • 48 MP
  • Triple
Camera specs
  • 5 MP
  • AF
  • 48 MP
  • f/1.8
  • 1/2''
  • 0.8µm
  • Laser/PDAF -16 MP
  • f/2.2
  • 13mm (ultrawide)
  • 1/3.0''
  • 1.0µm
  • Laser/PDAF -12 MP
  • 54mm (telephoto)
  • 1/3.6''
  • Laser/PDAF
  • 2x optical zoom
Functions
  • LED flash
  • HDR
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 20 MP
  • Single
Specifications
  • VGA
  • 20 MP
  • f/2.0
  • 0.9μm
DxOMark Main Score * Unknown
  • 110
DxOMark Photo * Unknown
  • 115
DxOMark Video * Unknown
  • 99
Performance

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

Performance — specifications for One VX, Mi 9.
SpecificationOne VXMi 9
Processor CPU
  • Dual-core 1.2 GHz Krait
  • Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485)
Graphics processor GPU
  • Adreno 305
  • Adreno 640
Antutu 7 score * Unknown
  • 371108
GeekBench 4 Single Core * Unknown
  • 3235
GeekBench 4 Multi-Core * Unknown
  • 10405
GeekBench 4 RenderScript * Unknown
  • 7120
Antutu 8 score * Unknown
  • 445567
GeekBench 4 Battery * Unknown
  • 6086
GeekBench 5 Single Core * Unknown
  • 678
GeekBench 5 Multi-Core * Unknown
  • 2575
General specs
General specs — specifications for One VX, Mi 9.
SpecificationOne VXMi 9
Release date
  • 2012
  • October
  • 2019
  • February
Colors
  • White
  • Black
  • Gray
  • Lavender Violet
  • Ocean Blue
  • Piano Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 290 EUR
  • 450 EUR
Body build Unknown
  • Back glass (Gorilla Glass 5)
  • aluminum frame (7000 series)
Communication and Connectivity
Communication and Connectivity — specifications for One VX, Mi 9.
SpecificationOne VXMi 9
SIM card
  • Micro-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 1900 -4G - LTE band 4(1700/2100)
  • 17(700)
  • 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)
  • 28(700)
  • 38(2600)
  • 39(1900)
  • 40(2300)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat3 100/50 Mbps
  • HSPA
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • DLNA
  • 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
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • aptX
  • 5.0
  • A2DP
  • LE
  • aptX HD
Harmful irradiation
  • SAR - 1.16 W/kg (head) 1.23 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for One VX, Mi 9.
SpecificationOne VXMi 9
Radio
  • FM radio
  • No
Others
  • Beats Audio -Active noise cancellation with dedicated mic
  • HDR10 -DCI-P3
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for One VX, Mi 9.
SpecificationOne VXMi 9
Dop
  • Sensors Accelerometer
  • proximity
  • compass - DivX/XviD/MP4/H.264/WMV player -MP3/eAAC+/WMA/WAV/FLAC player -Document viewer - For AT&T
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging 27W (Quick Charge 4+) -Fast wireless charging 20W