You are using an outdated browser. For a faster, safer browsing experience, upgrade for free today.<

QMobile Noir E8 vs Yezz Billy 4

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    Billy 4: 101 g lighter

    Noir E8:
    210 g
    Billy 4:
    109 g
  • Width

    Billy 4: 17.9 mm narrower

    Noir E8:
    82.3 mm
    Billy 4:
    64.4 mm
  • Screen diagonal

    Billy 4: 2 in smaller diagonal

    Noir E8:
    6 in
    Billy 4:
    4 in
  • Chipset

    Noir E8:
    Mediatek MT6795 Helio X10 (28 nm)
    Billy 4:
    Qualcomm MSM8212 Snapdragon 200 (28 nm)
  • Height

    Billy 4: 41.5 mm shorter

    Noir E8:
    164 mm
    Billy 4:
    122.5 mm
  • Release year

    Noir E8:
    2015
    Billy 4:
    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. Noir E8

    Height:
    164 mm +41.5 mm versus Billy 4
    Width:
    82.3 mm +17.9 mm versus Billy 4
    Depth:
    9.6 mm
  2. 2. Billy 4

    Height:
    122.5 mm
    Width:
    64.4 mm
    Depth:
    9.9 mm

Weight

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

  1. 1. Noir E8

    210 g

    +101 g versus Billy 4

  2. 2. Billy 4

    109 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 E8

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    99.2 cm²
  2. 2. Billy 4

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

Noir E8 has approximately 117.9% more rectangular screen area than Billy 4.

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 Noir E8, Billy 4, compared at the same storage capacity.
StorageNoir E8Billy 4
64 GB 3 GB RAM Unknown
Billy 4: 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. Noir E8

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB

2. Billy 4

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB

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 E8

    3500 mAh

    +2200 mAh versus Billy 4

  2. 2. Billy 4

    1300 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. Noir E82. Billy 4

Everyday essentials
Everyday essentials — specifications for Noir E8, Billy 4.
SpecificationNoir E8Billy 4
Dimensions (HxWxD)
  • 164 Х 82.3 Х 9.6 mm
  • 122.5 Х 64.4 Х 9.9 mm
Weight
  • 210 g
  • 109 g
Technology
  • AMOLED
  • TFT
Screen size
  • 6" inch
  • 4" inch
Screen resolution
  • 1440 x 2560 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 3 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 256 GB
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Po
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop); Amigo 3.1
  • Microsoft Windows Phone 8.1
Chipset
  • Mediatek MT6795 Helio X10 (28 nm)
  • Qualcomm MSM8212 Snapdragon 200 (28 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Noir E8, Billy 4.
SpecificationNoir E8Billy 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 99.2 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 73.5%
  • 57.7%
PPI /points per inch/
  • 490 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Noir E8, Billy 4.
SpecificationNoir E8Billy 4
Rear camera, main
  • 24 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 24 MP
  • 1/2.3''
  • OIS
  • PDAF
  • 8 MP
  • AF
Functions
  • Dual-LED dual-tone flash
  • panorama
  • HDR
  • LED flash
Video
  • 2160p@30fps
  • 720p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 8 MP
  • AF
  • 1.3 MP
Performance
Performance — specifications for Noir E8, Billy 4.
SpecificationNoir E8Billy 4
Processor CPU
  • Octa-core 2.0 GHz Cortex-A53
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • PowerVR G6200
  • Adreno 302
General specs
General specs — specifications for Noir E8, Billy 4.
SpecificationNoir E8Billy 4
Release date
  • 2015
  • November
  • 2014
  • June
Colors
  • Black
  • Gold
  • White
  • Black
  • Red
  • Gun Metal
  • Blue
  • Yellow
  • Champing Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 400 EUR
Unknown
Battery life
  • Stand by time- Up to 437 h (2G) / Up to 500 h (3G) Talking time- Up to 39 h (2G) / Up to 20 h (3G)
  • Stand by time- Up to 350 h (2G) / Up to 300 h (3G) Talking time- Up to 7 h (2G) / Up to 4 h 30 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Noir E8, Billy 4.
SpecificationNoir E8Billy 4
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM (Micro-SIM)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 20(800)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • USB Host
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Noir E8, Billy 4.
SpecificationNoir E8Billy 4
Radio
  • FM radio
  • recording
  • Stereo FM radio
Others
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Noir E8, Billy 4.
SpecificationNoir E8Billy 4
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity