A1 Alpha vs vivo X23

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

    Alpha:
    LCD
    X23:
    OLED
  • Width

    X23: 1.7 mm narrower

    Alpha:
    75.8 mm
    X23:
    74.1 mm
  • Chipset

    Alpha:
    Unisoc SC9863A (28nm)
    X23:
    Qualcomm SDM670 Snapdragon 670 (10 nm)
  • Depth

    X23: 0.6 mm thinner

    Alpha:
    8.1 mm
    X23:
    7.5 mm
  • Height

    Alpha: 6 mm shorter

    Alpha:
    151.7 mm
    X23:
    157.7 mm
  • Release year

    Alpha:
    2019
    X23:
    2018

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. Alpha

    Height:
    151.7 mm
    Width:
    75.8 mm +1.7 mm versus X23
    Depth:
    8.1 mm +0.6 mm versus X23
    Weight:
    150 g
  2. 2. X23

    Height:
    157.7 mm +6 mm versus Alpha
    Width:
    74.1 mm
    Depth:
    7.5 mm
    Weight:
    Unknown

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. Alpha

    Screen diagonal:
    6.26 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    97.8 cm²
  2. 2. X23

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

X23 has approximately 3.1% more rectangular screen area than Alpha.

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 Alpha, X23, compared at the same storage capacity.
StorageAlphaX23
32 GB 2 GB RAM Not recorded
64 GB 3 GB RAM Not recorded
128 GB Not recorded 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. Alpha

NFC:
See details Yes (64/3GB model only)
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses shared SIM slot)

2. X23

NFC:
Unknown
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. Alpha

    3200 mAh

  2. 2. X23

    3400 mAh

    +200 mAh versus Alpha

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. Alpha2. X23

Everyday essentials
Everyday essentials — specifications for Alpha, X23.
SpecificationAlphaX23
Dimensions (HxWxD)
  • 151.7 Х 75.8 Х 8.1 mm
  • 157.7 Х 74.1 Х 7.5 mm
Weight
  • 150 g
  • 0 g
Technology
  • IPS LCD
  • Super AMOLED
Screen size
  • 6.26" inch
  • 6.41" inch
Screen resolution
  • 720 x 1520 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 2GB RAM
  • 64GB 3GB RAM
  • 128 GB
  • 8 GB RAM
Memory card support
  • microSD
  • up to 256 GB (uses shared SIM slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 3200 mAh
  • Non-removable Li-Ion
  • 3400 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • Android 8.1 (Oreo); Funtouch 4.5
Chipset
  • Unisoc SC9863A (28nm)
  • Qualcomm SDM670 Snapdragon 670 (10 nm)
NFC
  • Yes (64/3GB model only)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Alpha, X23.
SpecificationAlphaX23
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 97.8 cm2
  • 100.9 cm2
Screen format
  • 19:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 82.1%
  • 86.3%
PPI /points per inch/
  • 269 PPI
  • 402 PPI
Camera and Video
Camera and Video — specifications for Alpha, X23.
SpecificationAlphaX23
Rear camera, main
  • 13 MP
  • Dual
  • 12 MP
  • Dual
Camera specs
  • 13 MP
  • f/2.0
  • AF -2 MP
  • f/2.4
  • depth sensor
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF -13 MP
  • f/2.4
Functions
  • LED flash
  • HDR
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 12 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 12 MP
Performance

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

Performance — specifications for Alpha, X23.
SpecificationAlphaX23
Processor CPU
  • Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
  • Octa-core (4x2.0 GHz Kryo 360 & 4x1.8 GHz Kryo 360)
Graphics processor GPU
  • IMG8322
  • Adreno 615
Antutu 7 score * Unknown
  • 146328
General specs
General specs — specifications for Alpha, X23.
SpecificationAlphaX23
Release date
  • 2019
  • August
  • 2018
  • September
Colors
  • Black
  • Green
  • Phantom Purple
  • Magic Night
  • Phantom Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
  • 500 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Alpha, X23.
SpecificationAlphaX23
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • 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)
  • 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)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/150 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 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
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 5.0
  • A2DP
  • EDR
  • LE
  • aptX
Music and Audio
Music and Audio — specifications for Alpha, X23.
SpecificationAlphaX23
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • 32-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Alpha, X23.
SpecificationAlphaX23
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Fingerprint (under display)
  • accelerometer
  • proximity
  • compass - Fast battery charging 10V/2.25A 22.5W