QMobile Noir A8i vs verykool s757

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

    Noir A8i: 12.6 mm narrower

    Noir A8i:
    64.4 mm
    s757:
    77 mm
  • Screen diagonal

    Noir A8i: 1 in smaller diagonal

    Noir A8i:
    4 in
    s757:
    5 in
  • Chipset

    Noir A8i:
    Mediatek MT6572 (28 nm)
    s757:
    Mediatek MT6573 (65 nm)
  • Depth

    Noir A8i: 1.6 mm thinner

    Noir A8i:
    11.2 mm
    s757:
    12.8 mm
  • Height

    Noir A8i: 22 mm shorter

    Noir A8i:
    126 mm
    s757:
    148 mm
  • Release year

    Noir A8i:
    2014
    s757:
    2012

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. Noir A8i

    Height:
    126 mm
    Width:
    64.4 mm
    Depth:
    11.2 mm
    Weight:
    Unknown
  2. 2. s757

    Height:
    148 mm +22 mm versus Noir A8i
    Width:
    77 mm +12.6 mm versus Noir A8i
    Depth:
    12.8 mm +1.6 mm versus Noir A8i
    Weight:
    288 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. Noir A8i

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. s757

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

s757 has approximately 56.2% more rectangular screen area than Noir A8i.

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.

Noir A8i: Original memory entry

4 GB · 512 MB RAM

s757: Original memory entry

160 MB · 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. Noir A8i

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

2. s757

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. Noir A8i

    1600 mAh

  2. 2. s757

    2300 mAh

    +700 mAh versus Noir A8i

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. Noir A8i2. s757

Everyday essentials
Everyday essentials — specifications for Noir A8i, s757.
SpecificationNoir A8is757
Dimensions (HxWxD)
  • 126 Х 64.4 Х 11.2 mm
  • 148 Х 77 Х 12.8 mm
Weight
  • 0 g
  • 288 g
Technology
  • TFT
  • TFT
Screen size
  • 4" inch
  • 5" inch
Screen resolution
  • 480 x 800 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 160 MB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1600 mAh
  • Li-Ion
  • 2300 mAh
  • Removable Li-Po
Operating system OS
  • Android 4.4 (KitKat)
  • Android 2.3.5 (Gingerbread)
Chipset
  • Mediatek MT6572 (28 nm)
  • Mediatek MT6573 (65 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Noir A8i, s757.
SpecificationNoir A8is757
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 45.5 cm2
  • 71.2 cm2
Screen format
  • 5:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 56.1%
  • 62.4%
PPI /points per inch/
  • 233 PPI
  • 187 PPI
Camera and Video
Camera and Video — specifications for Noir A8i, s757.
SpecificationNoir A8is757
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • 5 MP
Functions
  • LED flash
  • panorama
  • LED flash
Video
  • 720p
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • VGA
  • VGA
Performance
Performance — specifications for Noir A8i, s757.
SpecificationNoir A8is757
Processor CPU
  • Dual-core 1.3 GHz Cortex-A7
  • 800 MHz Cortex-A9
Graphics processor GPU
  • Mali-400
  • PowerVR SGX531
General specs
General specs — specifications for Noir A8i, s757.
SpecificationNoir A8is757
Release date
  • 2014
  • July
  • 2012
Colors
  • Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 90 EUR
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Noir A8i, s757.
SpecificationNoir A8is757
SIM card
  • Dual SIM
  • Dual SIM (Mini-SIM)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 2 (optional)
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA
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
  • A-GPS only
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for Noir A8i, s757.
SpecificationNoir A8is757
Radio
  • FM radio
  • recording
  • Stereo FM radio
Other features
Other features — specifications for Noir A8i, s757.
SpecificationNoir A8is757
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity
  • compass - MP4/H.263 player -MP3/WAV/eAAC+ player -Organizer -Document viewer -Voice memo/dial -Predictive text input