Samsung Z 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.

  • Width

    Z: 4.3 mm narrower

    Z:
    69.8 mm
    X23:
    74.1 mm
  • Screen diagonal

    Z: 1.61 in smaller diagonal

    Z:
    4.8 in
    X23:
    6.41 in
  • Rear camera layout

    Z:
    Single
    X23:
    Dual
  • Depth

    X23: 1 mm thinner

    Z:
    8.5 mm
    X23:
    7.5 mm
  • Height

    Z: 19.5 mm shorter

    Z:
    138.2 mm
    X23:
    157.7 mm
  • Release year

    Z:
    2014
    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. Z

    Height:
    138.2 mm
    Width:
    69.8 mm
    Depth:
    8.5 mm +1 mm versus X23
    Weight:
    136 g
  2. 2. X23

    Height:
    157.7 mm +19.5 mm versus Z
    Width:
    74.1 mm +4.3 mm versus Z
    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. Z

    Screen diagonal:
    4.8 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    63.5 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 58.8% more rectangular screen area than Z.

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 Z, X23, compared at the same storage capacity.
StorageZX23
16 GB 2 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. Z

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB (dedicated 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. Z

    2600 mAh

  2. 2. X23

    3400 mAh

    +800 mAh versus Z

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. Z2. X23

Everyday essentials
Everyday essentials — specifications for Z, X23.
SpecificationZX23
Dimensions (HxWxD)
  • 138.2 Х 69.8 Х 8.5 mm
  • 157.7 Х 74.1 Х 7.5 mm
Weight
  • 136 g
  • 0 g
Technology
  • Super AMOLED
  • Super AMOLED
Screen size
  • 4.8" inch
  • 6.41" inch
Screen resolution
  • 720 x 1280 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 128 GB
  • 8 GB RAM
Memory card support
  • microSD
  • up to 64 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 2600 mAh
  • Removable Li-Ion
  • 3400 mAh
  • Non-removable Li-Ion
Operating system OS
  • Tizen 2.2.1
  • Android 8.1 (Oreo); Funtouch 4.5
Chipset Unknown
  • Qualcomm SDM670 Snapdragon 670 (10 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Z, X23.
SpecificationZX23
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 63.5 cm2
  • 100.9 cm2
Screen format
  • 16:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 65.8%
  • 86.3%
PPI /points per inch/
  • 306 PPI
  • 402 PPI
Camera and Video
Camera and Video — specifications for Z, X23.
SpecificationZX23
Rear camera, main
  • 8 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 8 MP
  • AF
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF -13 MP
  • f/2.4
Functions
  • LED flash
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 2.1 MP
  • Single
  • 12 MP
  • Single
Specifications
  • 2.1 MP
  • 12 MP
Performance

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

Performance — specifications for Z, X23.
SpecificationZX23
Processor CPU
  • Quad-core 2.3 GHz
  • Octa-core (4x2.0 GHz Kryo 360 & 4x1.8 GHz Kryo 360)
Graphics processor GPU Unknown
  • Adreno 615
Antutu 7 score *
  • 38154
  • 146328
General specs
General specs — specifications for Z, X23.
SpecificationZX23
Release date
  • 2014
  • June
  • 2018
  • September
Colors
  • Black
  • Black/Brown
  • Phantom Purple
  • Magic Night
  • Phantom Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 500 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Z, X23.
SpecificationZX23
SIM card
  • Micro-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA -4G - LTE
  • 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
  • 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 a/b/g/n
  • dual-band
  • 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
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • LE
  • 5.0
  • A2DP
  • EDR
  • LE
  • aptX
Harmful irradiation
  • SAR - 0.96 W/kg (head) 1.33 W/kg (body) SAR EU - 0.73 W/kg (head) 0.30 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Z, X23.
SpecificationZX23
Radio
  • No
  • 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 Z, X23.
SpecificationZX23
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • barometer
  • heart rate
  • Infrared port - SNS integration -MP4/WMV/H.264 player -MP3/WAV/eAAC+/WMA/FLAC player -Organizer -Photo viewer -Document viewer -Voice memo/dial -Predictive text input - Also known as Samsung Z Z910F
  • Sensors Fingerprint (under display)
  • accelerometer
  • proximity
  • compass - Fast battery charging 10V/2.25A 22.5W