Micromax Ninja A91 vs ZTE Imperial II

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

    Imperial II: 5.4 g lighter

    Ninja A91:
    149.1 g
    Imperial II:
    143.7 g
  • Width

    Ninja A91: 5.1 mm narrower

    Ninja A91:
    66 mm
    Imperial II:
    71.1 mm
  • Screen diagonal

    Ninja A91: 0.5 in smaller diagonal

    Ninja A91:
    4.5 in
    Imperial II:
    5 in
  • Chipset

    Ninja A91:
    Mediatek MT6577 (40 nm)
    Imperial II:
    Qualcomm MSM8926 Snapdragon 400 (28 nm)
  • Height

    Ninja A91: 12.2 mm shorter

    Ninja A91:
    130 mm
    Imperial II:
    142.2 mm
  • Release year

    Ninja A91:
    2013
    Imperial II:
    2015

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. Ninja A91

    Height:
    130 mm
    Width:
    66 mm
    Depth:
    10 mm
  2. 2. Imperial II

    Height:
    142.2 mm +12.2 mm versus Ninja A91
    Width:
    71.1 mm +5.1 mm versus Ninja A91
    Depth:
    10.2 mm

Weight

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

  1. 1. Ninja A91

    149.1 g

    +5.4 g versus Imperial II

  2. 2. Imperial II

    143.7 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. Ninja A91

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

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

Imperial II has approximately 23.5% 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 Ninja A91, Imperial II, compared at the same storage capacity.
StorageNinja A91Imperial II
8 GB Unknown 1 GB RAM
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. Ninja A91

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

2. Imperial II

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. Ninja A912. Imperial II

Everyday essentials
Everyday essentials — specifications for Ninja A91, Imperial II.
SpecificationNinja A91Imperial II
Dimensions (HxWxD)
  • 130 Х 66 Х 10 mm
  • 142.2 Х 71.1 Х 10.2 mm
Weight
  • 149.1 g
  • 143.7 g
Technology
  • TFT
  • TFT
Screen size
  • 4.5" inch
  • 5" inch
Screen resolution
  • 480 x 854 px
  • 540 x 960 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 2 GB
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 0 mAh,
  • 2300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.0 (Ice Cream Sandwich)
  • Android 4.4.2 (KitKat)
Chipset
  • Mediatek MT6577 (40 nm)
  • Qualcomm MSM8926 Snapdragon 400 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Ninja A91, Imperial II.
SpecificationNinja A91Imperial II
Touchscreen
  • touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 55.8 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 65.0%
  • 68.2%
PPI /points per inch/
  • 218 PPI
  • 220 PPI
Camera and Video
Camera and Video — specifications for Ninja A91, Imperial II.
SpecificationNinja A91Imperial II
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • 5 MP
  • AF
Functions Unknown
  • LED flash
Video
  • Yes
  • 720p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 1 MP
  • Single
Specifications
  • VGA
  • 1 MP
Performance
Performance — specifications for Ninja A91, Imperial II.
SpecificationNinja A91Imperial II
Processor CPU
  • Dual-core 1.0 GHz Cortex-A9
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • PowerVR SGX531u
  • Adreno 305
General specs
General specs — specifications for Ninja A91, Imperial II.
SpecificationNinja A91Imperial II
Release date
  • 2013
  • March
  • 2015
  • January
Colors
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
Unknown
Battery life
  • Stand by time- Up to 230 h Talking time- Up to 4 h 30 min
  • Stand by time- Up to 296 h (3G) Talking time- Up to 15 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Ninja A91, Imperial II.
SpecificationNinja A91Imperial II
SIM card
  • Dual SIM
  • Micro-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 12(700)
  • 17(700)
Speed
  • HSPA
  • HSPA
GPRS
  • Class 10
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • 3.0
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Ninja A91, Imperial II.
SpecificationNinja A91Imperial II
Radio
  • FM radio
Unknown
Other features
Other features — specifications for Ninja A91, Imperial II.
SpecificationNinja A91Imperial II
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer
  • proximity - For U.S. Cellular