O2 XDA Stellar vs Xiaomi Mi 9T Pro

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.

  • Width

    XDA Stellar: 15.3 mm narrower

    XDA Stellar:
    59 mm
    Mi 9T Pro:
    74.3 mm
  • Screen diagonal

    XDA Stellar: 3.59 in smaller diagonal

    XDA Stellar:
    2.8 in
    Mi 9T Pro:
    6.39 in
  • Chipset

    XDA Stellar:
    Qualcomm MSM7200
    Mi 9T Pro:
    Qualcomm SDM855 Snapdragon 855 (7 nm)
  • Rear camera layout

    XDA Stellar:
    Single
    Mi 9T Pro:
    Triple
  • Depth

    Mi 9T Pro: 9.8 mm thinner

    XDA Stellar:
    18.6 mm
    Mi 9T Pro:
    8.8 mm
  • Height

    XDA Stellar: 44.7 mm shorter

    XDA Stellar:
    112 mm
    Mi 9T Pro:
    156.7 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. XDA Stellar

    Height:
    112 mm
    Width:
    59 mm
    Depth:
    18.6 mm +9.8 mm versus Mi 9T Pro
  2. 2. Mi 9T Pro

    Height:
    156.7 mm +44.7 mm versus XDA Stellar
    Width:
    74.3 mm +15.3 mm versus XDA Stellar
    Depth:
    8.8 mm

Weight

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

  1. 1. XDA Stellar

    190 g

  2. 2. Mi 9T Pro

    191 g

    +1 g versus XDA Stellar

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. XDA Stellar

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 2. Mi 9T Pro

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

Mi 9T Pro has approximately 312.8% more rectangular screen area than XDA Stellar.

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 XDA Stellar, Mi 9T Pro, compared at the same storage capacity.
StorageXDA StellarMi 9T Pro
64 GB Unknown 6 GB RAM
128 GB Unknown 6 GB RAM
256 GB Unknown 8 GB RAM
XDA Stellar: Original memory entry

128 MB RAM · 256 MB ROM

Practical features

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

1. XDA Stellar

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD

2. Mi 9T Pro

NFC:
Yes
Headphone jack:
Yes
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. XDA Stellar

    1350 mAh

  2. 2. Mi 9T Pro

    4000 mAh

    +2650 mAh versus XDA Stellar

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. XDA Stellar2. Mi 9T Pro

Everyday essentials
Everyday essentials — specifications for XDA Stellar, Mi 9T Pro.
SpecificationXDA StellarMi 9T Pro
Dimensions (HxWxD)
  • 112 Х 59 Х 18.6 mm
  • 156.7 Х 74.3 Х 8.8 mm
Weight
  • 190 g
  • 191 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 2.8" inch
  • 6.39" inch
Screen resolution
  • 240 x 320 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 MB RAM
  • 256 MB ROM
  • 64GB 6GB RAM
  • 128GB 6GB RAM
  • 256GB 8GB RAM
Memory card support
  • microSD
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1350 mAh
  • Removable Li-Ion
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Microsoft Windows Mobile 6.0 Professional
  • Android 9.0 (Pie); MIUI 10
Chipset
  • Qualcomm MSM7200
  • Qualcomm SDM855 Snapdragon 855 (7 nm)
NFC Unknown
  • Yes
Headphone jack
  • No
  • Yes
Display
Display — specifications for XDA Stellar, Mi 9T Pro.
SpecificationXDA StellarMi 9T Pro
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 24.3 cm2
  • 100.2 cm2
Screen format
  • 4:3 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 36.7%
  • 86.1%
PPI /points per inch/
  • 143 PPI
  • 403 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for XDA Stellar, Mi 9T Pro.
SpecificationXDA StellarMi 9T Pro
Rear camera, main
  • 3.15 MP
  • Single
  • 48 MP
  • Triple
Camera specs
  • 3.15 MP
  • AF
  • 48 MP
  • f/1.8
  • 26mm (wide)
  • 1/2''
  • 0.8µm
  • PDAF
  • Laser AF -8 MP
  • f/2.4
  • 53mm (telephoto)
  • 1/4''
  • 1.12µm
  • laser AF
  • 2x optical zoom -13 MP
  • 12mm (ultrawide)
  • 1/3''
Functions Unknown
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 20 MP
  • Single
Specifications
  • VGA videocall camera
  • Motorized pop-up 20 MP
  • f/2.2
  • 0.8µm
Performance

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

Performance — specifications for XDA Stellar, Mi 9T Pro.
SpecificationXDA StellarMi 9T Pro
Processor CPU
  • 400 MHz ARM 11
  • Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485)
Graphics processor GPU
  • Adreno 130
  • Adreno 640
Antutu 7 score * Unknown
  • 369852
GeekBench 4 Single Core * Unknown
  • 3536
GeekBench 4 Multi-Core * Unknown
  • 11199
Antutu 8 score * Unknown
  • 442943
GeekBench 5 Single Core * Unknown
  • 681
GeekBench 5 Multi-Core * Unknown
  • 2570
General specs
General specs — specifications for XDA Stellar, Mi 9T Pro.
SpecificationXDA StellarMi 9T Pro
Release date
  • 2007
  • November
  • 2019
  • August
Colors
  • Silver
  • Carbon black
  • Red flame
  • Glacier blue
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 430 EUR
Battery life
  • Stand by time- Up to 365 h Talking time- Up to 5 h
Unknown
Body build Unknown
  • Front/back glass (Gorilla Glass 5)
  • aluminum frame
Communication and Connectivity
Communication and Connectivity — specifications for XDA Stellar, Mi 9T Pro.
SpecificationXDA StellarMi 9T Pro
SIM card
  • Mini-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • 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)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
Speed
  • HSPA 3.6/0.384 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11b/g
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with dual-band A-GPS
  • GLONASS
  • BDS
  • GALILEO
USB
  • 2.0
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 2.0
  • 5.0
  • A2DP
  • LE
  • aptX HD
Harmful irradiation Unknown
  • SAR - 1.03 W/kg (head) 0.72 W/kg (body) SAR EU - 1.30 W/kg (head) 1.51 W/kg (body)
Music and Audio
Music and Audio — specifications for XDA Stellar, Mi 9T Pro.
SpecificationXDA StellarMi 9T Pro
Radio
  • No
  • Yes
Others
  • Handwriting recognition
  • HDR
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for XDA Stellar, Mi 9T Pro.
SpecificationXDA StellarMi 9T Pro
Dop
  • Pocket Office -Business card reader -Voice memo -Media Player 10 HTC Kaiser platform
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 27W (Quick Charge 4+) - For Global market