Micromax Ninja A91 vs Vertu Constellation

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: 14.9 g lighter

    Ninja A91:
    149.1 g
    Constellation:
    164 g
  • Width

    Constellation: 11.5 mm narrower

    Ninja A91:
    66 mm
    Constellation:
    54.5 mm
  • Screen diagonal

    Constellation: 1 in smaller diagonal

    Ninja A91:
    4.5 in
    Constellation:
    3.5 in
  • Depth

    Ninja A91: 2.2 mm thinner

    Ninja A91:
    10 mm
    Constellation:
    12.2 mm
  • Height

    Constellation: 11.8 mm shorter

    Ninja A91:
    130 mm
    Constellation:
    118.2 mm
  • Release year

    Ninja A91:
    2013
    Constellation:
    2011

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 +11.8 mm versus Constellation
    Width:
    66 mm +11.5 mm versus Constellation
    Depth:
    10 mm
  2. 2. Constellation

    Height:
    118.2 mm
    Width:
    54.5 mm
    Depth:
    12.2 mm +2.2 mm versus Ninja A91

Weight

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

  1. 1. Ninja A91

    149.1 g

  2. 2. Constellation

    164 g

    +14.9 g versus Ninja A91

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. Constellation

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

Ninja A91 has approximately 65.3% more rectangular screen area than Constellation.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

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. Constellation

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. Constellation

Everyday essentials
Everyday essentials — specifications for Ninja A91, Constellation.
SpecificationNinja A91Constellation
Dimensions (HxWxD)
  • 130 Х 66 Х 10 mm
  • 118.2 Х 54.5 Х 12.2 mm
Weight
  • 149.1 g
  • 164 g
Technology
  • TFT
  • AMOLED
Screen size
  • 4.5" inch
  • 3.5" inch
Screen resolution
  • 480 x 854 px
  • 360 x 640 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 2 GB
Unknown
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,
  • 1200 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.0 (Ice Cream Sandwich)
  • Symbian^3
  • upgradable to Nokia Belle OS
Chipset
  • Mediatek MT6577 (40 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Ninja A91, Constellation.
SpecificationNinja A91Constellation
Touchscreen
  • touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 55.8 cm2
  • 33.8 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 65.0%
  • 52.4%
PPI /points per inch/
  • 218 PPI
  • 210 PPI
Screen protection Unknown
  • Shatter proof sapphire crystal glass
  • oleophobic coating
Camera and Video
Camera and Video — specifications for Ninja A91, Constellation.
SpecificationNinja A91Constellation
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • 8 MP
Functions Unknown
  • Dual-LED flash
Video
  • Yes
  • 720p@25fps
  • 720p@30fps (via SW update)
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA
Unknown
Performance
Performance — specifications for Ninja A91, Constellation.
SpecificationNinja A91Constellation
Processor CPU
  • Dual-core 1.0 GHz Cortex-A9
Unknown
Graphics processor GPU
  • PowerVR SGX531u
Unknown
General specs
General specs — specifications for Ninja A91, Constellation.
SpecificationNinja A91Constellation
Release date
  • 2013
  • March
  • 2011
  • October
Colors
  • Black
  • Stain/Polished stainless steel
  • brown/black/pink leather or black alligator skin
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 2330 EUR
Battery life
  • Stand by time- Up to 230 h Talking time- Up to 4 h 30 min
  • Stand by time- Up to 400 h (2G) / Up to 400 h (3G) Talking time- Up to 7 h (2G) / Up to 4 h 30 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Ninja A91, Constellation.
SpecificationNinja A91Constellation
SIM card
  • Dual SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
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
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • 3.0
  • 3.0
  • A2DP
Music and Audio
Music and Audio — specifications for Ninja A91, Constellation.
SpecificationNinja A91Constellation
Radio
  • FM radio
Unknown
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Ninja A91, Constellation.
SpecificationNinja A91Constellation
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer
  • proximity
  • compass - Vertu Concierge service -SNS support -MP3/WMA/WAV/eAAC+ player -DivX/XviD/MP4/H.264/WMV player -Quickoffice document editor (Word
  • Excel
  • PowerPoint
  • PDF) -Adobe Reader -Voice memo/dial/command -Predictive text input - Also known as Vertu Constellation T Vertu Constellation Precious in polished stainless steel
  • diamond trim and black/white alligator skin or Black PVD stainless steel
  • red gold and black leather