vivo X23 vs Xiaomi MI-2a

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

    X23:
    OLED
    MI-2a:
    LCD
  • Width

    MI-2a: 7.6 mm narrower

    X23:
    74.1 mm
    MI-2a:
    66.5 mm
  • Screen diagonal

    MI-2a: 1.91 in smaller diagonal

    X23:
    6.41 in
    MI-2a:
    4.5 in
  • Rear camera layout

    X23:
    Dual
    MI-2a:
    Single
  • Depth

    X23: 2 mm thinner

    X23:
    7.5 mm
    MI-2a:
    9.5 mm
  • Height

    MI-2a: 24.7 mm shorter

    X23:
    157.7 mm
    MI-2a:
    133 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. X23

    Height:
    157.7 mm +24.7 mm versus MI-2a
    Width:
    74.1 mm +7.6 mm versus MI-2a
    Depth:
    7.5 mm
    Weight:
    Unknown
  2. 2. MI-2a

    Height:
    133 mm
    Width:
    66.5 mm
    Depth:
    9.5 mm +2 mm versus X23
    Weight:
    133 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.

  1. 1. X23

    Screen diagonal:
    6.41 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.9 cm²
  2. 2. MI-2a

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

X23 has approximately 80.7% more rectangular screen area than MI-2a.

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 X23, MI-2a, compared at the same storage capacity.
StorageX23MI-2a
16 GB Not recorded 1 GB RAM
128 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. X23

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

2. MI-2a

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. X23

    3400 mAh

    +1370 mAh versus MI-2a

  2. 2. MI-2a

    2030 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. X232. MI-2a

Everyday essentials
Everyday essentials — specifications for X23, MI-2a.
SpecificationX23MI-2a
Dimensions (HxWxD)
  • 157.7 Х 74.1 Х 7.5 mm
  • 133 Х 66.5 Х 9.5 mm
Weight
  • 0 g
  • 133 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 6.41" inch
  • 4.5" inch
Screen resolution
  • 1080 x 2340 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 GB
  • 8 GB RAM
  • 16 GB
  • 1 GB RAM
Memory card support
  • No
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 3400 mAh
  • Non-removable Li-Ion
  • 2030 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo); Funtouch 4.5
  • Android 4.1 (Jelly Bean)
Chipset
  • Qualcomm SDM670 Snapdragon 670 (10 nm)
  • Xiaolong S4 Pro
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for X23, MI-2a.
SpecificationX23MI-2a
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 100.9 cm2
  • 55.8 cm2
Screen format
  • 19.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 86.3%
  • 63.1%
PPI /points per inch/
  • 402 PPI
  • 326 PPI
Camera and Video
Camera and Video — specifications for X23, MI-2a.
SpecificationX23MI-2a
Rear camera, main
  • 12 MP
  • Dual
  • 8 MP
  • Single
Camera specs
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF -13 MP
  • f/2.4
  • 8 MP
  • AF
  • f/2.0
Functions
  • HDR
  • LED flash
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 12 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 12 MP
  • 2 MP
Performance

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

Performance — specifications for X23, MI-2a.
SpecificationX23MI-2a
Processor CPU
  • Octa-core (4x2.0 GHz Kryo 360 & 4x1.8 GHz Kryo 360)
  • Dual-core 1.7 GHz
Graphics processor GPU
  • Adreno 615
  • Adreno 320
Antutu 7 score *
  • 146328
  • 21326
GeekBench 4 Single Core * Unknown
  • 742
GeekBench 4 Multi-Core * Unknown
  • 1151
GeekBench 4 RenderScript * Unknown
  • 1277
General specs
General specs — specifications for X23, MI-2a.
SpecificationX23MI-2a
Release date
  • 2018
  • September
  • 2013
Colors
  • Phantom Purple
  • Magic Night
  • Phantom Red
  • Black (front panel)
  • 4 color options (back panel)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 500 EUR
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for X23, MI-2a.
SpecificationX23MI-2a
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • 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)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/150 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
  • USB Host
Bluetooth
  • 5.0
  • A2DP
  • EDR
  • LE
  • aptX
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for X23, MI-2a.
SpecificationX23MI-2a
Radio
  • FM radio
  • FM radio
Others
  • 32-bit/192kHz audio -Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for X23, MI-2a.
SpecificationX23MI-2a
Dop
  • Sensors Fingerprint (under display)
  • accelerometer
  • proximity
  • compass - Fast battery charging 10V/2.25A 22.5W
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass