Micromax Ninja A91 vs Xiaomi Mi Play

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.

  • Width

    Ninja A91: 5.9 mm narrower

    Ninja A91:
    66 mm
    Mi Play:
    71.9 mm
  • Screen diagonal

    Ninja A91: 1.34 in smaller diagonal

    Ninja A91:
    4.5 in
    Mi Play:
    5.84 in
  • Chipset

    Ninja A91:
    Mediatek MT6577 (40 nm)
    Mi Play:
    Mediatek MT6765 Helio P35 (12nm)
  • Rear camera layout

    Ninja A91:
    Single
    Mi Play:
    Dual
  • Depth

    Mi Play: 2.2 mm thinner

    Ninja A91:
    10 mm
    Mi Play:
    7.8 mm
  • Height

    Ninja A91: 17.8 mm shorter

    Ninja A91:
    130 mm
    Mi Play:
    147.8 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. Ninja A91

    Height:
    130 mm
    Width:
    66 mm
    Depth:
    10 mm +2.2 mm versus Mi Play
  2. 2. Mi Play

    Height:
    147.8 mm +17.8 mm versus Ninja A91
    Width:
    71.9 mm +5.9 mm versus Ninja A91
    Depth:
    7.8 mm

Weight

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

  1. 1. Ninja A91

    149.1 g

  2. 2. Mi Play

    150 g

    +0.9 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. Mi Play

    Screen diagonal:
    5.84 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    85.1 cm²

Mi Play has approximately 52.5% 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.

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

Ninja A91: Original memory entry

2 GB

Mi Play: Original memory entry

64 GB · 512GB 4GB

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. Mi Play

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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. Mi Play

Everyday essentials
Everyday essentials — specifications for Ninja A91, Mi Play.
SpecificationNinja A91Mi Play
Dimensions (HxWxD)
  • 130 Х 66 Х 10 mm
  • 147.8 Х 71.9 Х 7.8 mm
Weight
  • 149.1 g
  • 150 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 4.5" inch
  • 5.84" inch
Screen resolution
  • 480 x 854 px
  • 1080 x 2280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 2 GB
  • 64 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 0 mAh,
  • 3000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.0 (Ice Cream Sandwich)
  • Android 9.0 (Pie)
Chipset
  • Mediatek MT6577 (40 nm)
  • Mediatek MT6765 Helio P35 (12nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Ninja A91, Mi Play.
SpecificationNinja A91Mi Play
Touchscreen
  • touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 55.8 cm2
  • 85.1 cm2
Screen format
  • 16:9 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 65.0%
  • 80.1%
PPI /points per inch/
  • 218 PPI
  • 432 PPI
Camera and Video
Camera and Video — specifications for Ninja A91, Mi Play.
SpecificationNinja A91Mi Play
Rear camera, main
  • 5 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 5 MP
  • 12 MP
  • f/2.2
  • 1.25 µm
  • PDAF -Secondary camera
  • depth sensor
Functions Unknown
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 8 MP
  • Single
Specifications
  • VGA
  • 8 MP
Performance

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

Performance — specifications for Ninja A91, Mi Play.
SpecificationNinja A91Mi Play
Processor CPU
  • Dual-core 1.0 GHz Cortex-A9
  • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
Graphics processor GPU
  • PowerVR SGX531u
  • PowerVR GE8320
Antutu 7 score * Unknown
  • 86457
General specs
General specs — specifications for Ninja A91, Mi Play.
SpecificationNinja A91Mi Play
Release date
  • 2013
  • March
  • 2018
  • December
Colors
  • Black
  • Dream Blue
  • Twilight Gold
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 170 EUR
Battery life
  • Stand by time- Up to 230 h Talking time- Up to 4 h 30 min
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Ninja A91, Mi Play.
SpecificationNinja A91Mi Play
SIM card
  • Dual SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • HSPA
  • LTE
GPRS
  • Class 10
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • Proprietary
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 3.0
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Ninja A91, Mi Play.
SpecificationNinja A91Mi Play
Radio
  • FM radio
Unknown
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Ninja A91, Mi Play.
SpecificationNinja A91Mi Play
Dop
  • Sensors Accelerometer
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - 5V/2A 10W charging