Micromax A50 Ninja vs Motorola ROKR E8

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.

  • Width

    ROKR E8: 8 mm narrower

    A50 Ninja:
    61 mm
    ROKR E8:
    53 mm
  • Screen diagonal

    ROKR E8: 1.1 in smaller diagonal

    A50 Ninja:
    3.1 in
    ROKR E8:
    2 in
  • Depth

    ROKR E8: 2.4 mm thinner

    A50 Ninja:
    13 mm
    ROKR E8:
    10.6 mm
  • Height

    A50 Ninja: 2 mm shorter

    A50 Ninja:
    113 mm
    ROKR E8:
    115 mm
  • Release year

    A50 Ninja:
    2012
    ROKR E8:
    2007

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. A50 Ninja

    Height:
    113 mm
    Width:
    61 mm +8 mm versus ROKR E8
    Depth:
    13 mm +2.4 mm versus ROKR E8
    Weight:
    Unknown
  2. 2. ROKR E8

    Height:
    115 mm +2 mm versus A50 Ninja
    Width:
    53 mm
    Depth:
    10.6 mm
    Weight:
    100 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. A50 Ninja

    Screen diagonal:
    3.1 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    29.8 cm²
  2. 2. ROKR E8

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

A50 Ninja has approximately 140.3% more rectangular screen area than ROKR E8.

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.

ROKR E8: 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. A50 Ninja

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

2. ROKR E8

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD (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. A50 Ninja

    1200 mAh

    +230 mAh versus ROKR E8

  2. 2. ROKR E8

    970 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. A50 Ninja2. ROKR E8

Everyday essentials
Everyday essentials — specifications for A50 Ninja, ROKR E8.
SpecificationA50 NinjaROKR E8
Dimensions (HxWxD)
  • 113 Х 61 Х 13 mm
  • 115 Х 53 Х 10.6 mm
Weight
  • 0 g
  • 100 g
Technology
  • TFT
  • TFT
Screen size
  • 3.1" inch
  • 2" inch
Screen resolution
  • 240 x 320 px
  • 320 x 240 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 2 GB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Ion
  • 970 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.3.6 (Gingerbread)
  • Linux / Java-based MOTOMAGX
Chipset
  • Mediatek MT6573 (65 nm)
Unknown
Headphone jack
  • TBD
  • Yes
Display
Display — specifications for A50 Ninja, ROKR E8.
SpecificationA50 NinjaROKR E8
Touchscreen
  • capacitive touchscreen
Unknown
Display colors
  • 256K
  • 256K
Screen area
  • 29.8 cm2
  • 12.4 cm2
Screen format
  • 4:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 43.2%
  • 20.3%
PPI /points per inch/
  • 0 PPI
  • 200 PPI
Camera and Video
Camera and Video — specifications for A50 Ninja, ROKR E8.
SpecificationA50 NinjaROKR E8
Rear camera, main
  • 2 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 2 MP
  • 2 MP
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for A50 Ninja, ROKR E8.
SpecificationA50 NinjaROKR E8
Processor CPU
  • 650 MHz Cortex-A9
Unknown
Graphics processor GPU
  • PowerVR SGX531
Unknown
General specs
General specs — specifications for A50 Ninja, ROKR E8.
SpecificationA50 NinjaROKR E8
Release date
  • 2012
  • 2007
  • September
Colors
  • White
  • Dark Navy
  • Platinum
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 70 EUR
Battery life
  • Stand by time- Up to 240 h Talking time- Up to 4 h
  • Stand by time- Up to 300 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for A50 Ninja, ROKR E8.
SpecificationA50 NinjaROKR E8
SIM card
  • Dual SIM (Mini-SIM)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Unknown
Speed
  • HSPA 7.2/5.76 Mbps
Unknown
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • No
USB
  • 2.0
  • 2.0
Bluetooth
  • 2.0
  • 2.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 1.02 W/kg (head) 0.85 W/kg (body) SAR EU - 0.89 W/kg (head)
Music and Audio
Music and Audio — specifications for A50 Ninja, ROKR E8.
SpecificationA50 NinjaROKR E8
Radio
  • FM radio
  • Stereo FM radio
Others Unknown
  • ModeShift morphing keypad -Navigation scroll wheel
Other features
Other features — specifications for A50 Ninja, ROKR E8.
SpecificationA50 NinjaROKR E8
Dop
  • Sensors Accelerometer MP3/WAV/WMA/AAC player -MP4/H.263 player -Organizer -Photo/video editor -Document viewer -Voice memo/dial -Predictive text input
  • MP3/AAC player -Organizer