Coolpad Cool S1 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: 18.9 g lighter

    Cool S1:
    168 g
    Ninja A91:
    149.1 g
  • Width

    Ninja A91: 8.7 mm narrower

    Cool S1:
    74.7 mm
    Ninja A91:
    66 mm
  • Screen diagonal

    Ninja A91: 1 in smaller diagonal

    Cool S1:
    5.5 in
    Ninja A91:
    4.5 in
  • Chipset

    Cool S1:
    Qualcomm MSM8996 Snapdragon 821 (14 nm)
    Ninja A91:
    Mediatek MT6577 (40 nm)
  • Depth

    Cool S1: 2.5 mm thinner

    Cool S1:
    7.5 mm
    Ninja A91:
    10 mm
  • Height

    Ninja A91: 21.4 mm shorter

    Cool S1:
    151.4 mm
    Ninja A91:
    130 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. Cool S1

    Height:
    151.4 mm +21.4 mm versus Ninja A91
    Width:
    74.7 mm +8.7 mm versus Ninja A91
    Depth:
    7.5 mm
  2. 2. Ninja A91

    Height:
    130 mm
    Width:
    66 mm
    Depth:
    10 mm +2.5 mm versus Cool S1

Weight

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

  1. 1. Cool S1

    168 g

    +18.9 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. Cool S1

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. Ninja A91

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

Cool S1 has approximately 49.4% 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.

Cool S1: Original memory entry

128 GB · 6 GB RAM 64 GB · 512GB 4GB

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. Cool S1

NFC:
Unknown
Headphone jack:
Yes
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. Cool S12. Ninja A91

Everyday essentials
Everyday essentials — specifications for Cool S1, Ninja A91.
SpecificationCool S1Ninja A91
Dimensions (HxWxD)
  • 151.4 Х 74.7 Х 7.5 mm
  • 130 Х 66 Х 10 mm
Weight
  • 168 g
  • 149.1 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.5" inch
  • 4.5" inch
Screen resolution
  • 1080 x 1920 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 GB
  • 6 GB RAM 64 GB
  • 512GB 4GB
  • 2 GB
Memory card support
  • No
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4070 mAh
  • Non-removable Li-Po
  • 0 mAh,
Operating system OS
  • Android 6.0.1 (Marshmallow); eUI 5.8
  • Android 4.0 (Ice Cream Sandwich)
Chipset
  • Qualcomm MSM8996 Snapdragon 821 (14 nm)
  • Mediatek MT6577 (40 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Cool S1, Ninja A91.
SpecificationCool S1Ninja A91
Touchscreen
  • capacitive touchscreen
  • touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 83.4 cm2
  • 55.8 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 73.7%
  • 65.0%
PPI /points per inch/
  • 401 PPI
  • 218 PPI
Camera and Video
Camera and Video — specifications for Cool S1, Ninja A91.
SpecificationCool S1Ninja A91
Rear camera, main
  • 16 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 16 MP
  • PDAF
  • f/2.0
  • 5 MP
Functions
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Unknown
Video
  • Yes
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 8 MP
  • VGA
Performance

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

Performance — specifications for Cool S1, Ninja A91.
SpecificationCool S1Ninja A91
Processor CPU
  • Quad-core (2x2.35 GHz Kryo & 2x1.6 GHz Kryo)
  • Dual-core 1.0 GHz Cortex-A9
Graphics processor GPU
  • Adreno 530
  • PowerVR SGX531u
GeekBench 4 Single Core *
  • 1818
Unknown
GeekBench 4 Multi-Core *
  • 3877
Unknown
GeekBench 4 RenderScript *
  • 7272
Unknown
General specs
General specs — specifications for Cool S1, Ninja A91.
SpecificationCool S1Ninja A91
Release date
  • 2016
  • December
  • 2013
  • March
Colors
  • Gold
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 420 EUR
  • 120 EUR
Battery life Unknown
  • Stand by time- Up to 230 h Talking time- Up to 4 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for Cool S1, Ninja A91.
SpecificationCool S1Ninja A91
SIM card
  • Dual SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA -4G - LTE
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA
  • LTE
  • 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
  • Yes
USB
  • Type-C 1.0 reversible connector
  • Proprietary
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 3.0
Music and Audio
Music and Audio — specifications for Cool S1, Ninja A91.
SpecificationCool S1Ninja A91
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic -Harman Kardon sound enhancement
Unknown
Other features
Other features — specifications for Cool S1, Ninja A91.
SpecificationCool S1Ninja A91
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - Fast battery charging (Quick Charge 3.0)
  • Sensors Accelerometer