Acer Liquid S2 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: 79.9 g lighter

    Liquid S2:
    229 g
    Ninja A91:
    149.1 g
  • Width

    Ninja A91: 20.2 mm narrower

    Liquid S2:
    86.2 mm
    Ninja A91:
    66 mm
  • Screen diagonal

    Ninja A91: 1.5 in smaller diagonal

    Liquid S2:
    6 in
    Ninja A91:
    4.5 in
  • Chipset

    Liquid S2:
    Qualcomm MSM8974 Snapdragon 800 (28 nm)
    Ninja A91:
    Mediatek MT6577 (40 nm)
  • Depth

    Liquid S2: 1 mm thinner

    Liquid S2:
    9 mm
    Ninja A91:
    10 mm
  • Height

    Ninja A91: 36 mm shorter

    Liquid S2:
    166 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. Liquid S2

    Height:
    166 mm +36 mm versus Ninja A91
    Width:
    86.2 mm +20.2 mm versus Ninja A91
    Depth:
    9 mm
  2. 2. Ninja A91

    Height:
    130 mm
    Width:
    66 mm
    Depth:
    10 mm +1 mm versus Liquid S2

Weight

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

  1. 1. Liquid S2

    229 g

    +79.9 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. Liquid S2

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

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

Liquid S2 has approximately 77.8% 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.

Recorded RAM for Liquid S2, Ninja A91, compared at the same storage capacity.
StorageLiquid S2Ninja A91
16 GB 2 GB RAM Unknown
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. Liquid S2

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB (dedicated slot)

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. Liquid S22. Ninja A91

Everyday essentials
Everyday essentials — specifications for Liquid S2, Ninja A91.
SpecificationLiquid S2Ninja A91
Dimensions (HxWxD)
  • 166 Х 86.2 Х 9 mm
  • 130 Х 66 Х 10 mm
Weight
  • 229 g
  • 149.1 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 6" 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.
  • 16 GB
  • 2 GB RAM
  • 2 GB
Memory card support
  • microSD
  • up to 64 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3300 mAh
  • Non-removable Li-Po
  • 0 mAh,
Operating system OS
  • Android 4.2.2 (Jelly Bean)
  • Android 4.0 (Ice Cream Sandwich)
Chipset
  • Qualcomm MSM8974 Snapdragon 800 (28 nm)
  • Mediatek MT6577 (40 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Liquid S2, Ninja A91.
SpecificationLiquid S2Ninja A91
Touchscreen
  • capacitive touchscreen
  • touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 98.7 cm2
  • 55.8 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 69.0%
  • 65.0%
PPI /points per inch/
  • 368 PPI
  • 218 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Liquid S2, Ninja A91.
SpecificationLiquid S2Ninja A91
Rear camera, main
  • 13 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • 5 MP
Functions
  • Quad-LED ring flash
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 2 MP
  • VGA
Performance

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

Performance — specifications for Liquid S2, Ninja A91.
SpecificationLiquid S2Ninja A91
Processor CPU
  • Quad-core 2.2 GHz Krait 400
  • Dual-core 1.0 GHz Cortex-A9
Graphics processor GPU
  • Adreno 330
  • PowerVR SGX531u
Antutu 7 score *
  • 29789
Unknown
General specs
General specs — specifications for Liquid S2, Ninja A91.
SpecificationLiquid S2Ninja A91
Release date
  • 2013
  • August
  • 2013
  • March
Colors
  • Black
  • Dark red
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 340 EUR
  • 120 EUR
Battery life
  • Stand by time- Up to 700 h (3G) Talking time- Up to 13 h (3G)
  • Stand by time- Up to 230 h Talking time- Up to 4 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for Liquid S2, Ninja A91.
SpecificationLiquid S2Ninja A91
SIM card
  • Dual SIM (Nano-SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900-3G - HSDPA 900 / 2100-4G - LTE band 3(1800)
  • 7(2600)
  • 20(800)
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A Cat4 150/50 Mbps
  • HSPA
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
USB
  • microUSB 2.0
  • Proprietary
Bluetooth
  • 4.0
  • A2DP
  • 3.0
Music and Audio
Music and Audio — specifications for Liquid S2, Ninja A91.
SpecificationLiquid S2Ninja A91
Radio
  • Stereo FM radio
  • RDS
  • FM radio
Others
  • Dolby Digital Plus audio enhancement
Unknown
Other features
Other features — specifications for Liquid S2, Ninja A91.
SpecificationLiquid S2Ninja A91
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Accelerometer