LG K51S vs LG X style

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

    X style: 5.3 mm narrower

    K51S:
    76.7 mm
    X style:
    71.4 mm
  • Screen diagonal

    X style: 1.5 in smaller diagonal

    K51S:
    6.5 in
    X style:
    5 in
  • Rear camera layout

    K51S:
    Quad
    X style:
    Single
  • Depth

    X style: 1.3 mm thinner

    K51S:
    8.2 mm
    X style:
    6.9 mm
  • Height

    X style: 20.4 mm shorter

    K51S:
    165.2 mm
    X style:
    144.8 mm
  • Release year

    K51S:
    2020
    X style:
    2016

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. K51S

    Height:
    165.2 mm +20.4 mm versus X style
    Width:
    76.7 mm +5.3 mm versus X style
    Depth:
    8.2 mm +1.3 mm versus X style
    Weight:
    Unknown
  2. 2. X style

    Height:
    144.8 mm
    Width:
    71.4 mm
    Depth:
    6.9 mm
    Weight:
    121 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. K51S

    Screen diagonal:
    6.5 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    102 cm²
  2. 2. X style

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

K51S has approximately 48% more rectangular screen area than X style.

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 K51S, X style, compared at the same storage capacity.
StorageK51SX style
64 GB 3 GB RAM Unknown
X style: Original memory entry

16 GB · 1.5 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. K51S

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSDXC (dedicated slot)

2. X style

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (dedicated 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. K51S

    4000 mAh

    +1900 mAh versus X style

  2. 2. X style

    2100 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. K51S2. X style

Everyday essentials
Everyday essentials — specifications for K51S, X style.
SpecificationK51SX style
Dimensions (HxWxD)
  • 165.2 Х 76.7 Х 8.2 mm
  • 144.8 Х 71.4 Х 6.9 mm
Weight
  • 0 g
  • 121 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6.5" inch
  • 5" inch
Screen resolution
  • 720 x 1600 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64GB 3GB RAM
  • 16 GB
  • 1.5 GB RAM
Memory card support
  • microSDXC (dedicated slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Po
  • 2100 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 10.0
  • Android 6.0.1 (Marshmallow)
Chipset Unknown
  • Qualcomm MSM8909 Snapdragon 210 (28 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for K51S, X style.
SpecificationK51SX style
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 102.0 cm2
  • 68.9 cm2
Screen format
  • 20:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 80.5%
  • 66.7%
PPI /points per inch/
  • 270 PPI
  • 294 PPI
Camera and Video
Camera and Video — specifications for K51S, X style.
SpecificationK51SX style
Rear camera, main
  • 32 MP
  • Quad
  • 8 MP
  • Single
Camera specs
  • 32 MP
  • (wide)
  • PDAF -5 MP
  • (ultrawide) -2 MP (macro) -2 MP (depth)
  • 8 MP
  • AF
Functions
  • LED flash
  • panorama
  • HDR
  • LED flash
  • panorama
Video
  • 1080p@30fps
  • 720p
Front camera, selfie
  • 13 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 13 MP
  • 5 MP
Performance

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

Performance — specifications for K51S, X style.
SpecificationK51SX style
Processor CPU
  • Octa-core 2.3 GHz
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU Unknown
  • Adreno 304
Antutu 7 score * Unknown
  • 14789
General specs
General specs — specifications for K51S, X style.
SpecificationK51SX style
Release date
  • 2020
  • February 18
  • 2016
  • May
Colors
  • Titanium
  • Pink
  • Blue
  • Black
  • White
  • Titan
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 70 EUR
Communication and Connectivity
Communication and Connectivity — specifications for K51S, X style.
SpecificationK51SX style
SIM card
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by)
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE (unspecified)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 HSDPA 900 / 2100 - K200DS -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800) LTE band 3(1800)
  • 20(800) - K200DS
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.1
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for K51S, X style.
SpecificationK51SX style
Radio
  • No
  • FM radio
Other features
Other features — specifications for K51S, X style.
SpecificationK51SX style
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - MIL-STD-810G compliant
  • Sensors Accelerometer
  • proximity
  • compass - Versions: K200DS (Russia)