Apple iPhone X 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

    Ninja A91: 24.9 g lighter

    iPhone X:
    174 g
    Ninja A91:
    149.1 g
  • Width

    Ninja A91: 4.9 mm narrower

    iPhone X:
    70.9 mm
    Ninja A91:
    66 mm
  • Screen diagonal

    Ninja A91: 1.3 in smaller diagonal

    iPhone X:
    5.8 in
    Ninja A91:
    4.5 in
  • Chipset

    iPhone X:
    Apple A11 Bionic (10 nm)
    Ninja A91:
    Mediatek MT6577 (40 nm)
  • Rear camera layout

    iPhone X:
    Dual
    Ninja A91:
    Single
  • Depth

    iPhone X: 2.3 mm thinner

    iPhone X:
    7.7 mm
    Ninja A91:
    10 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. iPhone X

    Height:
    143.6 mm +13.6 mm versus Ninja A91
    Width:
    70.9 mm +4.9 mm versus Ninja A91
    Depth:
    7.7 mm
  2. 2. Ninja A91

    Height:
    130 mm
    Width:
    66 mm
    Depth:
    10 mm +2.3 mm versus iPhone X

Weight

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

  1. 1. iPhone X

    174 g

    +24.9 g versus Ninja A91

  2. 2. Ninja A91

    149.1 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. iPhone X

    Screen diagonal:
    5.8 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    82.6 cm²
  2. 2. Ninja A91

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

iPhone X has approximately 47.9% 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 iPhone X, Ninja A91, compared at the same storage capacity.
StorageiPhone XNinja A91
64 GB 3 GB RAM Unknown
256 GB 3 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. iPhone X

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

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. iPhone X2. Ninja A91

Everyday essentials
Everyday essentials — specifications for iPhone X, Ninja A91.
SpecificationiPhone XNinja A91
Dimensions (HxWxD)
  • 143.6 Х 70.9 Х 7.7 mm
  • 130 Х 66 Х 10 mm
Weight
  • 174 g
  • 149.1 g
Technology
  • Super AMOLED
  • TFT
Screen size
  • 5.8" inch
  • 4.5" inch
Screen resolution
  • 1125 x 2436 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64/256 GB
  • 3 GB RAM
  • 2 GB
Memory card support
  • No
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2716 mAh
  • Non-removable Li-Ion
  • 0 mAh,
Operating system OS
  • iOS 11.1.1
  • upgradable to iOS 12.1.3
  • Android 4.0 (Ice Cream Sandwich)
Chipset
  • Apple A11 Bionic (10 nm)
  • Mediatek MT6577 (40 nm)
NFC
  • Yes
Unknown
Headphone jack
  • No
  • Yes
Display
Display — specifications for iPhone X, Ninja A91.
SpecificationiPhone XNinja A91
Touchscreen
  • capacitive touchscreen
  • touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 84.4 cm2
  • 55.8 cm2
Screen format
  • 19.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 82.9%
  • 65.0%
PPI /points per inch/
  • 458 PPI
  • 218 PPI
Screen protection
  • Scratch-resistant glass
  • oleophobic coating
Unknown
Camera and Video

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

Camera and Video — specifications for iPhone X, Ninja A91.
SpecificationiPhone XNinja A91
Rear camera, main
  • 12 MP
  • Dual
  • 5 MP
  • Single
Camera specs
  • 12 MP
  • f/1.8
  • 28mm (wide)
  • 1/3''
  • 1.22µm
  • OIS
  • PDAF -12 MP
  • f/2.4
  • 52mm (telephoto)
  • 1/3.4''
  • 1.0µm
  • PDAF
  • 2x optical zoom
  • 5 MP
Functions
  • HDR
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 7 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 7 MP
  • f/2.2
  • 32mm (standard)
  • VGA
DxOMark Main Score *
  • 97
Unknown
DxOMark Photo *
  • 74
Unknown
DxOMark Video *
  • 66
Unknown
DxOMark Selfie Score *
  • 71
Unknown
Performance

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

Performance — specifications for iPhone X, Ninja A91.
SpecificationiPhone XNinja A91
Processor CPU
  • Hexa-core 2.39 GHz (2x Monsoon + 4x Mistral)
  • Dual-core 1.0 GHz Cortex-A9
Graphics processor GPU
  • Apple GPU (three-core graphics)
  • PowerVR SGX531u
Antutu 7 score *
  • 245200
Unknown
GeekBench 4 Single Core *
  • 3226
Unknown
GeekBench 4 Multi-Core *
  • 11951
Unknown
Antutu 8 score *
  • 316142
Unknown
General specs
General specs — specifications for iPhone X, Ninja A91.
SpecificationiPhone XNinja A91
Release date
  • 2017
  • September
  • 2013
  • March
Colors
  • Space Gray
  • Silver
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 1000 EUR
  • 120 EUR
Battery life
  • Talking time- Up to 21 h (3G) Music play - Up to 60 h
  • Stand by time- Up to 230 h Talking time- Up to 4 h 30 min
Body build
  • Front/back glass
  • stainless steel frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for iPhone X, Ninja A91.
SpecificationiPhone XNinja A91
SIM card
  • Nano-SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 13(700)
  • 17(700)
  • 18(800)
  • 19(800)
  • 20(800)
  • 25(1900)
  • 26(850)
  • 28(700)
  • 29(700)
  • 30(2300)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • 66(1700/2100)
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat12 600/150 Mbps
  • EV-DO Rev.A 3.1 Mbps
  • HSPA
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • QZSS
  • Yes
USB
  • 2.0
  • proprietary reversible connector
  • Proprietary
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 3.0
Harmful irradiation
  • SAR - 1.09 W/kg (head) 1.17 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for iPhone X, Ninja A91.
SpecificationiPhone XNinja A91
Radio
  • No
  • FM radio
Others
  • Dolby Vision -HDR10 -Wide color gamut -3D Touch -True-tone -120 Hz touch-sensing
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for iPhone X, Ninja A91.
SpecificationiPhone XNinja A91
Dop
  • Sensors Face ID
  • accelerometer
  • gyro
  • proximity
  • compass
  • barometer - Fast battery charging: 50% in 30 min -Qi wireless charging -Siri natural language commands and dictation - IP67 dust/water resistant (up to 1m for 30 mins) -Apple Pay (Visa
  • MasterCard
  • AMEX certified) - Also known as Apple iPhone 10
  • Apple iPhone Ten Versions: A1865 (USA
  • Hong Kong
  • Australia
  • New Zealand
  • China) A1901 (EMEA
  • UAE
  • LATAM
  • Canada
  • USA AT&T/T-Mobile
  • Singapore)
  • Sensors Accelerometer