vivo X23 vs Xiaomi Mi A1

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 A1:
    LCD
  • Width

    X23: 1.7 mm narrower

    X23:
    74.1 mm
    Mi A1:
    75.8 mm
  • Screen diagonal

    Mi A1: 0.91 in smaller diagonal

    X23:
    6.41 in
    Mi A1:
    5.5 in
  • Chipset

    X23:
    Qualcomm SDM670 Snapdragon 670 (10 nm)
    Mi A1:
    Qualcomm MSM8953 Snapdragon 625 (14 nm)
  • Height

    Mi A1: 2.3 mm shorter

    X23:
    157.7 mm
    Mi A1:
    155.4 mm
  • Release year

    X23:
    2018
    Mi A1:
    2017

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 +2.3 mm versus Mi A1
    Width:
    74.1 mm
    Depth:
    7.5 mm
    Weight:
    Unknown
  2. 2. Mi A1

    Height:
    155.4 mm
    Width:
    75.8 mm +1.7 mm versus X23
    Depth:
    7.3 mm
    Weight:
    165 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 A1

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

X23 has approximately 20.9% more rectangular screen area than Mi A1.

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 A1, compared at the same storage capacity.
StorageX23Mi A1
128 GB 8 GB RAM Unknown
Mi A1: Original memory entry

64 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. X23

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

2. Mi A1

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB (uses SIM 2 slot)

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

    +320 mAh versus Mi A1

  2. 2. Mi A1

    3080 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 A1

Everyday essentials
Everyday essentials — specifications for X23, Mi A1.
SpecificationX23Mi A1
Dimensions (HxWxD)
  • 157.7 Х 74.1 Х 7.5 mm
  • 155.4 Х 75.8 Х 7.3 mm
Weight
  • 0 g
  • 165 g
Technology
  • Super AMOLED
  • LTPS IPS LCD
Screen size
  • 6.41" inch
  • 5.5" inch
Screen resolution
  • 1080 x 2340 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 GB
  • 8 GB RAM
  • 64 GB
  • 512GB 4GB
Memory card support
  • No
  • microSD
  • up to 128 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3400 mAh
  • Non-removable Li-Ion
  • 3080 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 8.1 (Oreo); Funtouch 4.5
  • Android 7.1.2 (Nougat)
  • upgradable to Android 9.0 (Pie); Android One
Chipset
  • Qualcomm SDM670 Snapdragon 670 (10 nm)
  • Qualcomm MSM8953 Snapdragon 625 (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for X23, Mi A1.
SpecificationX23Mi A1
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 100.9 cm2
  • 82.6 cm2
Screen format
  • 19.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 86.3%
  • 70.1%
PPI /points per inch/
  • 402 PPI
  • 403 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for X23, Mi A1.
SpecificationX23Mi A1
Rear camera, main
  • 12 MP
  • Dual
  • 12 MP
  • Dual
Camera specs
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF -13 MP
  • f/2.4
  • 12 MP
  • f/2.2
  • 26mm (wide)
  • 1.25µm
  • PDAF -12 MP
  • f/2.6
  • 50mm (telephoto)
  • 1.0µm
  • AF
  • 2x optical zoom
Functions
  • HDR
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 12 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 12 MP
  • 5 MP
Performance

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

Performance — specifications for X23, Mi A1.
SpecificationX23Mi A1
Processor CPU
  • Octa-core (4x2.0 GHz Kryo 360 & 4x1.8 GHz Kryo 360)
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • Adreno 615
  • Adreno 506
Antutu 7 score *
  • 146328
  • 78560
GeekBench 4 Single Core * Unknown
  • 859
GeekBench 4 Multi-Core * Unknown
  • 4171
Antutu 8 score * Unknown
  • 96807
GeekBench 4 Battery * Unknown
  • 3415
GeekBench 5 Single Core * Unknown
  • 169
GeekBench 5 Multi-Core * Unknown
  • 1000
General specs
General specs — specifications for X23, Mi A1.
SpecificationX23Mi A1
Release date
  • 2018
  • September
  • 2017
  • September
Colors
  • Phantom Purple
  • Magic Night
  • Phantom Red
  • Black
  • Gold
  • Rose Gold
  • Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 500 EUR
  • 170 EUR
Body build Unknown
  • Front glass
  • aluminum frame
  • back
Communication and Connectivity
Communication and Connectivity — specifications for X23, Mi A1.
SpecificationX23Mi A1
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
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 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/150 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 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
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • USB On-The-Go
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 5.0
  • A2DP
  • EDR
  • LE
  • aptX
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for X23, Mi A1.
SpecificationX23Mi A1
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 A1.
SpecificationX23Mi A1
Dop
  • Sensors Fingerprint (under display)
  • accelerometer
  • proximity
  • compass - Fast battery charging 10V/2.25A 22.5W
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • Infrared port - Charging 5V/2A 10W - For Europe
  • Asia Pacific
  • Middle East & Africa
  • LATAM. Also known as Xiaomi Mi 5X in China.