LG Quantum vs LG X screen

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.

  • Weight

    X screen: 56 g lighter

    Quantum:
    176 g
    X screen:
    120 g
  • Width

    Quantum: 12.3 mm narrower

    Quantum:
    59.5 mm
    X screen:
    71.8 mm
  • Screen diagonal

    Quantum: 1.43 in smaller diagonal

    Quantum:
    3.5 in
    X screen:
    4.93 in
  • Chipset

    Quantum:
    Qualcomm QSD8650 Snapdragon S1
    X screen:
    Qualcomm MSM8916 Snapdragon 410 (28 nm)
  • Depth

    X screen: 8.1 mm thinner

    Quantum:
    15.2 mm
    X screen:
    7.1 mm
  • Height

    Quantum: 23.1 mm shorter

    Quantum:
    119.5 mm
    X screen:
    142.6 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. Quantum

    Height:
    119.5 mm
    Width:
    59.5 mm
    Depth:
    15.2 mm +8.1 mm versus X screen
  2. 2. X screen

    Height:
    142.6 mm +23.1 mm versus Quantum
    Width:
    71.8 mm +12.3 mm versus Quantum
    Depth:
    7.1 mm

Weight

Bars start at zero and share a scale within this chart.

  1. 1. Quantum

    176 g

    +56 g versus X screen

  2. 2. X screen

    120 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. Quantum

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    34.9 cm²
  2. 2. X screen

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

X screen has approximately 92.2% more rectangular screen area than Quantum.

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 Quantum, X screen, compared at the same storage capacity.
StorageQuantumX screen
16 GB Unknown 2 GB RAM
Quantum: Original memory entry

16 GB · 512 MB RAM · 512 MB ROM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Quantum

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

2. X screen

NFC:
See details Yes (market dependent)
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. Quantum

    1500 mAh

  2. 2. X screen

    2300 mAh

    +800 mAh versus Quantum

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. Quantum2. X screen

Everyday essentials
Everyday essentials — specifications for Quantum, X screen.
SpecificationQuantumX screen
Dimensions (HxWxD)
  • 119.5 Х 59.5 Х 15.2 mm
  • 142.6 Х 71.8 Х 7.1 mm
Weight
  • 176 g
  • 120 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3.5" inch
  • 4.93" inch
Screen resolution
  • 480 x 800 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 512 MB RAM
  • 512 MB ROM
  • 16 GB
  • 2 GB RAM
Memory card support
  • No
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 2300 mAh
  • Non-removable Li-Po
Operating system OS
  • Microsoft Windows Phone 7
  • Android 6.0 (Marshmallow)
Chipset
  • Qualcomm QSD8650 Snapdragon S1
  • Qualcomm MSM8916 Snapdragon 410 (28 nm)
NFC Unknown
  • Yes (market dependent)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Quantum, X screen.
SpecificationQuantumX screen
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 34.9 cm2
  • 67.0 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 49.0%
  • 65.4%
PPI /points per inch/
  • 267 PPI
  • 298 PPI
Camera and Video
Camera and Video — specifications for Quantum, X screen.
SpecificationQuantumX screen
Rear camera, main
  • 5 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 13 MP
  • AF
  • f/2.2
Functions
  • LED flash
  • LED flash
  • panorama
Video
  • 720p
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 8 MP
  • Single
Specifications Unknown
  • 8 MP
Performance

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

Performance — specifications for Quantum, X screen.
SpecificationQuantumX screen
Processor CPU
  • 1.0 GHz Scorpion
  • Quad-core 1.2 GHz Cortex-A53
Graphics processor GPU
  • Adreno 200
  • Adreno 306
Antutu 7 score * Unknown
  • 17853
General specs
General specs — specifications for Quantum, X screen.
SpecificationQuantumX screen
Release date
  • 2010
  • October
  • 2016
  • February
Colors
  • Black
  • Black
  • White
  • Pink Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 80 EUR
  • 130 EUR
Battery life
  • Stand by time- Up to 350 h Talking time- Up to 6 h
  • Stand by time- Up to 120 h (2G) / Up to 120 h (3G) Talking time- Up to 9 h (2G) / Up to 14 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Quantum, X screen.
SpecificationQuantumX screen
SIM card
  • Mini-SIM
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 - K500N -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800) - K500N LTE band 3(1800)
  • 20(800)
  • 38(2600) - K500DS
Speed
  • HSPA
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • DLNA
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.1
  • A2DP
  • 4.1
  • A2DP
  • LE
Harmful irradiation
  • SAR - 0.35 W/kg (head) 0.30 W/kg (body)
  • SAR EU - 0.55 W/kg (head)
Music and Audio
Music and Audio — specifications for Quantum, X screen.
SpecificationQuantumX screen
Radio
  • Stereo FM radio
  • FM radio
Others Unknown
  • Secondary display
  • 80 x 520 pixels
  • 1.76 inches
Other features
Other features — specifications for Quantum, X screen.
SpecificationQuantumX screen
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP4/H.264/WMV player -MP3/WAV/WMA/eAAC+ player -Organizer -Document viewer/editor -Voice memo/dial/command -Predictive text input - For AT&T
  • Sensors Accelerometer
  • proximity - Versions: K500N (Europe); LG X view K500DS (Russia)