Micromax A57 Ninja 3.0 vs ZTE Open C

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

    A57 Ninja 3.0: 31.2 g lighter

    A57 Ninja 3.0:
    93.8 g
    Open C:
    125 g
  • Width

    A57 Ninja 3.0: 2.7 mm narrower

    A57 Ninja 3.0:
    62 mm
    Open C:
    64.7 mm
  • Screen diagonal

    A57 Ninja 3.0: 0.5 in smaller diagonal

    A57 Ninja 3.0:
    3.5 in
    Open C:
    4 in
  • Depth

    Open C: 0.7 mm thinner

    A57 Ninja 3.0:
    11.5 mm
    Open C:
    10.8 mm
  • Height

    A57 Ninja 3.0: 10 mm shorter

    A57 Ninja 3.0:
    116 mm
    Open C:
    126 mm
  • Release year

    A57 Ninja 3.0:
    2012
    Open C:
    2014

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. A57 Ninja 3.0

    Height:
    116 mm
    Width:
    62 mm
    Depth:
    11.5 mm +0.7 mm versus Open C
  2. 2. Open C

    Height:
    126 mm +10 mm versus A57 Ninja 3.0
    Width:
    64.7 mm +2.7 mm versus A57 Ninja 3.0
    Depth:
    10.8 mm

Weight

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

  1. 1. A57 Ninja 3.0

    93.8 g

  2. 2. Open C

    125 g

    +31.2 g versus A57 Ninja 3.0

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. A57 Ninja 3.0

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²
  2. 2. Open C

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²

Open C has approximately 24.8% more rectangular screen area than A57 Ninja 3.0.

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.

A57 Ninja 3.0: Original memory entry

512 MB RAM · 256 MB

Open C: Original memory entry

4 GB · 512 MB RAM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. A57 Ninja 3.0

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

2. Open C

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.

Recorded battery capacity

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

  1. 1. A57 Ninja 3.0

    1400 mAh

  2. 2. Open C

    1400 mAh

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. A57 Ninja 3.02. Open C

Everyday essentials
Everyday essentials — specifications for A57 Ninja 3.0, Open C.
SpecificationA57 Ninja 3.0Open C
Dimensions (HxWxD)
  • 116 Х 62 Х 11.5 mm
  • 126 Х 64.7 Х 10.8 mm
Weight
  • 93.8 g
  • 125 g
Technology
  • TFT
  • TFT
Screen size
  • 3.5" inch
  • 4" inch
Screen resolution
  • 320 x 480 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB RAM
  • 256 MB
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1400 mAh
  • Removable Li-Ion
  • 1400 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.3.5 (Gingerbread)
  • Firefox OS 1.3
Chipset Unknown
  • Qualcomm MSM8210 Snapdragon 200 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A57 Ninja 3.0, Open C.
SpecificationA57 Ninja 3.0Open C
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 256K
Screen area
  • 36.5 cm2
  • 45.5 cm2
Screen format
  • 3:2 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 50.7%
  • 55.9%
PPI /points per inch/
  • 165 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for A57 Ninja 3.0, Open C.
SpecificationA57 Ninja 3.0Open C
Rear camera, main
  • 3.15 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 3.15 MP
  • 3.15 MP
Video
  • Yes
  • 352x288@15fps
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance

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

Performance — specifications for A57 Ninja 3.0, Open C.
SpecificationA57 Ninja 3.0Open C
Processor CPU
  • 1.0 GHz
  • Dual-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Adreno 200
  • Adreno 302
Antutu 7 score * Unknown
  • 12154
General specs
General specs — specifications for A57 Ninja 3.0, Open C.
SpecificationA57 Ninja 3.0Open C
Release date
  • 2012
  • September
  • 2014
  • February
Colors
  • Black
  • Orange
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 70 EUR
Battery life
  • Stand by time- Up to 145 h Talking time- Up to 4 h
  • Stand by time- Up to 150 h Talking time- Up to 6 h
Communication and Connectivity
Communication and Connectivity — specifications for A57 Ninja 3.0, Open C.
SpecificationA57 Ninja 3.0Open C
SIM card
  • Dual SIM (Mini-SIM
  • dual stand-by)
  • Micro-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 7.2/5.76 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Class 12
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.0
  • 2.1
Harmful irradiation
  • SAR - 0.86 W/kg (head) 0.60 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for A57 Ninja 3.0, Open C.
SpecificationA57 Ninja 3.0Open C
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for A57 Ninja 3.0, Open C.
SpecificationA57 Ninja 3.0Open C
Dop
  • Sensors Accelerometer MP3/AAC/WMA/WAV player -MP4/WMV/H.264 player -Document viewer -Photo viewer/editor
  • Sensors Accelerometer MP3/AAC+/WAV player -MP4/H.264 player -Photo viewer -Predictive text input