Lenovo K900 vs LG X4+

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

    K900: 10.3 g lighter

    K900:
    162 g
    X4+:
    172.3 g
  • Width

    X4+: 2.9 mm narrower

    K900:
    78 mm
    X4+:
    75.1 mm
  • Screen diagonal

    X4+: 0.2 in smaller diagonal

    K900:
    5.5 in
    X4+:
    5.3 in
  • Chipset

    K900:
    Intel Atom Z2580
    X4+:
    Qualcomm MSM8917 Snapdragon 425 (28 nm)
  • Depth

    K900: 1.7 mm thinner

    K900:
    6.9 mm
    X4+:
    8.6 mm
  • Height

    X4+: 8.4 mm shorter

    K900:
    157 mm
    X4+:
    148.6 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. K900

    Height:
    157 mm +8.4 mm versus X4+
    Width:
    78 mm +2.9 mm versus X4+
    Depth:
    6.9 mm
  2. 2. X4+

    Height:
    148.6 mm
    Width:
    75.1 mm
    Depth:
    8.6 mm +1.7 mm versus K900

Weight

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

  1. 1. K900

    162 g

  2. 2. X4+

    172.3 g

    +10.3 g versus K900

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. K900

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. X4+

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

K900 has approximately 7.7% more rectangular screen area than X4+.

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 K900, X4+, compared at the same storage capacity.
StorageK900X4+
16 GB 2 GB RAM Not recorded
32 GB Recorded for all phones 2 GB RAM 2 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. K900

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

2. X4+

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 512 GB

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. K900

    2500 mAh

  2. 2. X4+

    3000 mAh

    +500 mAh versus K900

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. K9002. X4+

Everyday essentials
Everyday essentials — specifications for K900, X4+.
SpecificationK900X4+
Dimensions (HxWxD)
  • 157 Х 78 Х 6.9 mm
  • 148.6 Х 75.1 Х 8.6 mm
Weight
  • 162 g
  • 172.3 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 5.3" inch
Screen resolution
  • 1080 x 1920 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16/32 GB
  • 2 GB RAM
  • 32 GB
  • 2 GB RAM
Memory card support
  • No
  • microSD
  • up to 512 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2500 mAh
  • Non-removable Li-Po
  • 3000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.2 (Jelly Bean)
  • Android 7.0 (Nougat)
Chipset
  • Intel Atom Z2580
  • Qualcomm MSM8917 Snapdragon 425 (28 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for K900, X4+.
SpecificationK900X4+
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 77.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 68.1%
  • 69.4%
PPI /points per inch/
  • 401 PPI
  • 277 PPI
Screen protection
  • Corning Gorilla Glass 2
Unknown
Camera and Video
Camera and Video — specifications for K900, X4+.
SpecificationK900X4+
Rear camera, main
  • 13 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • 13 MP
  • f/2.2
  • 1/3''
  • 1.12µm
  • AF
Functions
  • Dual-LED flash
  • LED flash
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 2 MP
  • 5 MP
  • f/2.4
  • 1/5''
  • 1.12µm
Performance

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

Performance — specifications for K900, X4+.
SpecificationK900X4+
Processor CPU
  • Dual-core 2.0 GHz
  • Quad-core 1.4 GHz Cortex-A53
Graphics processor GPU
  • PowerVR SGX544MP2
  • Adreno 308
Antutu 7 score *
  • 27313
Unknown
General specs
General specs — specifications for K900, X4+.
SpecificationK900X4+
Release date
  • 2013
  • January. Released 2013
  • April
  • 2018
  • January
Colors
  • Black/Gray
  • Lavender Violet
  • Moroccan Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 360 EUR
  • 200 EUR
Battery life
  • Stand by time- Up to 300 h (2G) / Up to 300 h (3G) Talking time- Up to 15 h (2G) / Up to 12 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for K900, X4+.
SpecificationK900X4+
SIM card
  • Micro-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 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
Speed
  • HSPA
  • HSPA
  • LTE
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
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB Host
  • microUSB 2.0
Bluetooth
  • 3.0
  • A2DP
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for K900, X4+.
SpecificationK900X4+
Radio
  • Stereo 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 K900, X4+.
SpecificationK900X4+
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - MIL-STD-810G compliant - For Korea