LG X screen vs Micromax Ninja A91

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: 29.1 g lighter

    X screen:
    120 g
    Ninja A91:
    149.1 g
  • Width

    Ninja A91: 5.8 mm narrower

    X screen:
    71.8 mm
    Ninja A91:
    66 mm
  • Screen diagonal

    Ninja A91: 0.43 in smaller diagonal

    X screen:
    4.93 in
    Ninja A91:
    4.5 in
  • Chipset

    X screen:
    Qualcomm MSM8916 Snapdragon 410 (28 nm)
    Ninja A91:
    Mediatek MT6577 (40 nm)
  • Depth

    X screen: 2.9 mm thinner

    X screen:
    7.1 mm
    Ninja A91:
    10 mm
  • Height

    Ninja A91: 12.6 mm shorter

    X screen:
    142.6 mm
    Ninja A91:
    130 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. X screen

    Height:
    142.6 mm +12.6 mm versus Ninja A91
    Width:
    71.8 mm +5.8 mm versus Ninja A91
    Depth:
    7.1 mm
  2. 2. Ninja A91

    Height:
    130 mm
    Width:
    66 mm
    Depth:
    10 mm +2.9 mm versus X screen

Weight

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

  1. 1. X screen

    120 g

  2. 2. Ninja A91

    149.1 g

    +29.1 g versus X screen

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. X screen

    Screen diagonal:
    4.93 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    67 cm²
  2. 2. Ninja A91

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

X screen has approximately 20% more rectangular screen area than Ninja A91.

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 X screen, Ninja A91, compared at the same storage capacity.
StorageX screenNinja A91
16 GB 2 GB RAM Unknown
Ninja A91: Original memory entry

2 GB

Practical features

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

1. X screen

NFC:
See details Yes (market dependent)
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (dedicated slot)

2. Ninja A91

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. X screen2. Ninja A91

Everyday essentials
Everyday essentials — specifications for X screen, Ninja A91.
SpecificationX screenNinja A91
Dimensions (HxWxD)
  • 142.6 Х 71.8 Х 7.1 mm
  • 130 Х 66 Х 10 mm
Weight
  • 120 g
  • 149.1 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 4.93" inch
  • 4.5" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 2 GB
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2300 mAh
  • Non-removable Li-Po
  • 0 mAh,
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 4.0 (Ice Cream Sandwich)
Chipset
  • Qualcomm MSM8916 Snapdragon 410 (28 nm)
  • Mediatek MT6577 (40 nm)
NFC
  • Yes (market dependent)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for X screen, Ninja A91.
SpecificationX screenNinja A91
Touchscreen
  • capacitive touchscreen
  • touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 67.0 cm2
  • 55.8 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 65.4%
  • 65.0%
PPI /points per inch/
  • 298 PPI
  • 218 PPI
Camera and Video
Camera and Video — specifications for X screen, Ninja A91.
SpecificationX screenNinja A91
Rear camera, main
  • 13 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • f/2.2
  • 5 MP
Functions
  • LED flash
  • panorama
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 8 MP
  • VGA
Performance

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

Performance — specifications for X screen, Ninja A91.
SpecificationX screenNinja A91
Processor CPU
  • Quad-core 1.2 GHz Cortex-A53
  • Dual-core 1.0 GHz Cortex-A9
Graphics processor GPU
  • Adreno 306
  • PowerVR SGX531u
Antutu 7 score *
  • 17853
Unknown
General specs
General specs — specifications for X screen, Ninja A91.
SpecificationX screenNinja A91
Release date
  • 2016
  • February
  • 2013
  • March
Colors
  • Black
  • White
  • Pink Gold
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 130 EUR
  • 120 EUR
Battery life
  • 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)
  • Stand by time- Up to 230 h Talking time- Up to 4 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for X screen, Ninja A91.
SpecificationX screenNinja A91
SIM card
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM
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 - K500N -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800) - K500N LTE band 3(1800)
  • 20(800)
  • 38(2600) - K500DS
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
USB
  • microUSB 2.0
  • Proprietary
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 3.0
Harmful irradiation
  • SAR EU - 0.55 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for X screen, Ninja A91.
SpecificationX screenNinja A91
Radio
  • FM radio
  • FM radio
Others
  • Secondary display
  • 80 x 520 pixels
  • 1.76 inches
Unknown
Other features
Other features — specifications for X screen, Ninja A91.
SpecificationX screenNinja A91
Dop
  • Sensors Accelerometer
  • proximity - Versions: K500N (Europe); LG X view K500DS (Russia)
  • Sensors Accelerometer