Micromax Ninja A91 vs Xiaomi Redmi Go

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

    Redmi Go: 12.1 g lighter

    Ninja A91:
    149.1 g
    Redmi Go:
    137 g
  • Width

    Ninja A91: 4.1 mm narrower

    Ninja A91:
    66 mm
    Redmi Go:
    70.1 mm
  • Screen diagonal

    Ninja A91: 0.5 in smaller diagonal

    Ninja A91:
    4.5 in
    Redmi Go:
    5 in
  • Chipset

    Ninja A91:
    Mediatek MT6577 (40 nm)
    Redmi Go:
    Qualcomm MSM8917 Snapdragon 425 (28 nm)
  • Depth

    Redmi Go: 1.6 mm thinner

    Ninja A91:
    10 mm
    Redmi Go:
    8.4 mm
  • Height

    Ninja A91: 10.4 mm shorter

    Ninja A91:
    130 mm
    Redmi Go:
    140.4 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 +1.6 mm versus Redmi Go
  2. 2. Redmi Go

    Height:
    140.4 mm +10.4 mm versus Ninja A91
    Width:
    70.1 mm +4.1 mm versus Ninja A91
    Depth:
    8.4 mm

Weight

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

  1. 1. Ninja A91

    149.1 g

    +12.1 g versus Redmi Go

  2. 2. Redmi Go

    137 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. Redmi Go

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

Redmi Go 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, Redmi Go, compared at the same storage capacity.
StorageNinja A91Redmi Go
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. Redmi Go

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 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. Redmi Go

Everyday essentials
Everyday essentials — specifications for Ninja A91, Redmi Go.
SpecificationNinja A91Redmi Go
Dimensions (HxWxD)
  • 130 Х 66 Х 10 mm
  • 140.4 Х 70.1 Х 8.4 mm
Weight
  • 149.1 g
  • 137 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 4.5" inch
  • 5" inch
Screen resolution
  • 480 x 854 px
  • 720 x 1280 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 128 GB (dedicated 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 8.1 Oreo (Go edition)
Chipset
  • Mediatek MT6577 (40 nm)
  • Qualcomm MSM8917 Snapdragon 425 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Ninja A91, Redmi Go.
SpecificationNinja A91Redmi Go
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%
  • 70.0%
PPI /points per inch/
  • 218 PPI
  • 294 PPI
Camera and Video
Camera and Video — specifications for Ninja A91, Redmi Go.
SpecificationNinja A91Redmi Go
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • 8 MP
  • f/2.0
  • 1.12µm
  • AF
Functions Unknown
  • HDR
Video
  • Yes
  • 1080p
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • VGA
  • 5 MP
  • f/2.2
  • 1.12µm
Performance

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

Performance — specifications for Ninja A91, Redmi Go.
SpecificationNinja A91Redmi Go
Processor CPU
  • Dual-core 1.0 GHz Cortex-A9
  • Quad-core 1.4 GHz Cortex-A53
Graphics processor GPU
  • PowerVR SGX531u
  • Adreno 308
Antutu 7 score * Unknown
  • 32456
GeekBench 4 Single Core * Unknown
  • 629
GeekBench 4 Multi-Core * Unknown
  • 1587
General specs
General specs — specifications for Ninja A91, Redmi Go.
SpecificationNinja A91Redmi Go
Release date
  • 2013
  • March
  • 2019
  • January
Colors
  • Black
  • Black
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 80 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, Redmi Go.
SpecificationNinja A91Redmi Go
SIM card
  • Dual SIM
  • Dual SIM
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 -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)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
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
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • 3.0
  • 4.1
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Ninja A91, Redmi Go.
SpecificationNinja A91Redmi Go
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Ninja A91, Redmi Go.
SpecificationNinja A91Redmi Go
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer
  • proximity