LG Q51 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

    Q51:
    LCD
    X23:
    OLED
  • Width

    X23: 3.4 mm narrower

    Q51:
    77.5 mm
    X23:
    74.1 mm
  • Chipset

    Q51:
    Mediatek MT6762 Helio P22 (12 nm)
    X23:
    Qualcomm SDM670 Snapdragon 670 (10 nm)
  • Rear camera layout

    Q51:
    Triple
    X23:
    Dual
  • Depth

    X23: 0.9 mm thinner

    Q51:
    8.4 mm
    X23:
    7.5 mm
  • Height

    X23: 6.8 mm shorter

    Q51:
    164.5 mm
    X23:
    157.7 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. Q51

    Height:
    164.5 mm +6.8 mm versus X23
    Width:
    77.5 mm +3.4 mm versus X23
    Depth:
    8.4 mm +0.9 mm versus X23
    Weight:
    Unknown
  2. 2. X23

    Height:
    157.7 mm
    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. Q51

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

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

Q51 has approximately 4.6% more rectangular screen area than X23.

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 Q51, X23, compared at the same storage capacity.
StorageQ51X23
32 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. Q51

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSDXC (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. Q51

    4000 mAh

    +600 mAh versus X23

  2. 2. X23

    3400 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. Q512. X23

Everyday essentials
Everyday essentials — specifications for Q51, X23.
SpecificationQ51X23
Dimensions (HxWxD)
  • 164.5 Х 77.5 Х 8.4 mm
  • 157.7 Х 74.1 Х 7.5 mm
Weight
  • 0 g
  • 0 g
Technology
  • IPS LCD
  • Super AMOLED
Screen size
  • 6.5" 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 3GB RAM
  • 128 GB
  • 8 GB RAM
Memory card support
  • microSDXC (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Po
  • 3400 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 10.0
  • Android 8.1 (Oreo); Funtouch 4.5
Chipset
  • Mediatek MT6762 Helio P22 (12 nm)
  • Qualcomm SDM670 Snapdragon 670 (10 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Q51, X23.
SpecificationQ51X23
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 105.5 cm2
  • 100.9 cm2
Screen format
  • 19:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 82.7%
  • 86.3%
PPI /points per inch/
  • 259 PPI
  • 402 PPI
Camera and Video
Camera and Video — specifications for Q51, X23.
SpecificationQ51X23
Rear camera, main
  • 13 MP
  • Triple
  • 12 MP
  • Dual
Camera specs
  • 13 MP
  • (wide)
  • PDAF -5 MP
  • 13mm (ultrawide) -2 MP
  • f/2.4
  • (depth)
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF -13 MP
  • f/2.4
Functions
  • LED flash
  • panorama
  • HDR
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 13 MP
  • Single
  • 12 MP
  • Single
Specifications
  • 13 MP
  • (wide)
  • 12 MP
Performance

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

Performance — specifications for Q51, X23.
SpecificationQ51X23
Processor CPU
  • Octa-core 2.0 GHz Cortex-A53
  • Octa-core (4x2.0 GHz Kryo 360 & 4x1.8 GHz Kryo 360)
Graphics processor GPU
  • PowerVR GE8320
  • Adreno 615
Antutu 7 score * Unknown
  • 146328
General specs
General specs — specifications for Q51, X23.
SpecificationQ51X23
Release date
  • 2020
  • February 25
  • 2018
  • September
Colors
  • Frozen White
  • Moonlight Titanium
  • Phantom Purple
  • Magic Night
  • Phantom Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 240 EUR
  • 500 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Q51, X23.
SpecificationQ51X23
SIM card
  • 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)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 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-A (2CA) Cat6 300/75 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/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 5.0
  • A2DP
  • EDR
  • LE
  • aptX
Music and Audio
Music and Audio — specifications for Q51, X23.
SpecificationQ51X23
Radio
  • No
  • FM radio
Others Unknown
  • 32-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Q51, X23.
SpecificationQ51X23
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - MIL-STD-810G compliant
  • Sensors Fingerprint (under display)
  • accelerometer
  • proximity
  • compass - Fast battery charging 10V/2.25A 22.5W