BlackBerry Keyone 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: 30.9 g lighter

    Keyone:
    180 g
    Ninja A91:
    149.1 g
  • Width

    Ninja A91: 6.4 mm narrower

    Keyone:
    72.4 mm
    Ninja A91:
    66 mm
  • Chipset

    Keyone:
    Qualcomm MSM8953 Snapdragon 625 (14 nm)
    Ninja A91:
    Mediatek MT6577 (40 nm)
  • Depth

    Keyone: 0.6 mm thinner

    Keyone:
    9.4 mm
    Ninja A91:
    10 mm
  • Height

    Ninja A91: 19.1 mm shorter

    Keyone:
    149.1 mm
    Ninja A91:
    130 mm
  • Release year

    Keyone:
    2017
    Ninja A91:
    2013

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. Keyone

    Height:
    149.1 mm +19.1 mm versus Ninja A91
    Width:
    72.4 mm +6.4 mm versus Ninja A91
    Depth:
    9.4 mm
  2. 2. Ninja A91

    Height:
    130 mm
    Width:
    66 mm
    Depth:
    10 mm +0.6 mm versus Keyone

Weight

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

  1. 1. Keyone

    180 g

    +30.9 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. Keyone

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    60.3 cm²
  2. 2. Ninja A91

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

Keyone has approximately 8% 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.

Keyone: Original memory entry

64 GB · 4 GB RAM 32 GB · 3 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. Keyone

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB

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. Keyone2. Ninja A91

Everyday essentials
Everyday essentials — specifications for Keyone, Ninja A91.
SpecificationKeyoneNinja A91
Dimensions (HxWxD)
  • 149.1 Х 72.4 Х 9.4 mm
  • 130 Х 66 Х 10 mm
Weight
  • 180 g
  • 149.1 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 4.5" inch
  • 4.5" inch
Screen resolution
  • 1080 x 1620 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM
  • 2 GB
Memory card support
  • microSD
  • up to 256 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Ion
  • 0 mAh,
Operating system OS
  • Android 7.1 (Nougat)
  • upgradable to Android 8.0 (Oreo)
  • Android 4.0 (Ice Cream Sandwich)
Chipset
  • Qualcomm MSM8953 Snapdragon 625 (14 nm)
  • Mediatek MT6577 (40 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Keyone, Ninja A91.
SpecificationKeyoneNinja A91
Touchscreen
  • capacitive touchscreen
  • touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 60.0 cm2
  • 55.8 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 55.6%
  • 65.0%
PPI /points per inch/
  • 434 PPI
  • 218 PPI
Screen protection
  • Corning Gorilla Glass 4
Unknown
Camera and Video
Camera and Video — specifications for Keyone, Ninja A91.
SpecificationKeyoneNinja A91
Rear camera, main
  • 12 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 12 MP
  • f/2.0
  • 1/2.3''
  • 1.55µm
  • PDAF
  • 5 MP
Functions
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 8 MP
  • f/2.2
  • 1/4''
  • 1.12µm
  • VGA
Performance

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

Performance — specifications for Keyone, Ninja A91.
SpecificationKeyoneNinja A91
Processor CPU
  • Octa-core 2.0 GHz Cortex-A53
  • Dual-core 1.0 GHz Cortex-A9
Graphics processor GPU
  • Adreno 506
  • PowerVR SGX531u
Antutu 7 score *
  • 61392
Unknown
General specs
General specs — specifications for Keyone, Ninja A91.
SpecificationKeyoneNinja A91
Release date
  • 2017
  • February
  • 2013
  • March
Colors
  • Black/Silver
  • Black
  • Bronze
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 290 EUR
  • 120 EUR
Battery life Unknown
  • Stand by time- Up to 230 h Talking time- Up to 4 h 30 min
Body build
  • aluminum frame
  • plastic back
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Keyone, Ninja A91.
SpecificationKeyoneNinja A91
SIM card
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by) - BBB100-4 only
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (BBB100-4 only) -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)
  • 13(700)
  • 17(700)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A Cat9 450/50 Mbps
  • HSPA
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS2
  • Yes
USB
  • 3.1
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • Proprietary
Bluetooth
  • 4.2
  • A2DP
  • LE
  • EDR
  • 3.0
Music and Audio
Music and Audio — specifications for Keyone, Ninja A91.
SpecificationKeyoneNinja A91
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Keyone, Ninja A91.
SpecificationKeyoneNinja A91
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging: 50% in 36 min (Quick Charge 3.0) - Capacitive touch 4-row BlackBerry keyboard - Versions: BBB100-1 (Canada
  • LATAM
  • APAC
  • US V1); BBB100-2 (EMEA); BBB100-3 (US V2); BBB100-4 (India); BBB100-6 (Japan)Also known as BlackBerry Mercury
  • Sensors Accelerometer