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Coolpad Mega 5A vs Yezz Billy 4

Compare recorded specifications, size and practical differences.

Yezz Billy 4

Yezz Billy 4

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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.

  • Screen diagonal

    Billy 4: 1.45 in smaller diagonal

    Mega 5A:
    5.45 in
    Billy 4:
    4 in
  • Chipset

    Mega 5A:
    Spreadtrum SC9850K
    Billy 4:
    Qualcomm MSM8212 Snapdragon 200 (28 nm)
  • Rear camera layout

    Mega 5A:
    Dual
    Billy 4:
    Single
  • Release year

    Mega 5A:
    2018
    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.

Front
Front — relative 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. Billy 4: height 122.5 mm; Width 64.4 mm. Billy 4: 122.5 × 64.4 mm 2
Side
Side — relative 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. Billy 4: height 122.5 mm; Depth 9.9 mm. Billy 4: 122.5 × 9.9 mm 2
  1. 1. Mega 5A

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown
    Weight:
    Unknown

    Unavailable dimensions are omitted from the drawing.

  2. 2. Billy 4

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

Screen size
Relative rectangular screen sizes; numbers match the phone labels below 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. Mega 5A: screen diagonal 5.45 in; aspect ratio (height:width) 18:9; approximate rectangular area 76.7 cm². Billy 4: screen diagonal 4 in; aspect ratio (height:width) 5:3; approximate rectangular area 45.5 cm². Mega 5A: 5.45 in, 18:9, About 76.7 cm² rectangular area 1 Billy 4: 4 in, 5:3, About 45.5 cm² rectangular area 2
  1. 1. Mega 5A

    Screen diagonal:
    5.45 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    76.7 cm²
  2. 2. Billy 4

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

Mega 5A has approximately 68.3% 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 Mega 5A, Billy 4, compared at the same storage capacity.
StorageMega 5ABilly 4
16 GB 2 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. Mega 5A

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB (uses SIM 2 slot)

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. Mega 5A

    2500 mAh

    +1200 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. Mega 5A2. Billy 4

Everyday essentials
Everyday essentials — specifications for Mega 5A, Billy 4.
SpecificationMega 5ABilly 4
Dimensions (HxWxD)
  • Х Х mm
  • 122.5 Х 64.4 Х 9.9 mm
Weight
  • 0 g
  • 109 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.45" inch
  • 4" inch
Screen resolution
  • 720 x 1440 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 128 GB (uses SIM 2 slot)
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2500 mAh
  • Non-removable Li-Ion
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo)
  • Microsoft Windows Phone 8.1
Chipset
  • Spreadtrum SC9850K
  • Qualcomm MSM8212 Snapdragon 200 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Mega 5A, Billy 4.
SpecificationMega 5ABilly 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 76.7 cm2
  • 45.5 cm2
Screen format
  • 18:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio Unknown
  • 57.7%
PPI /points per inch/
  • 295 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Mega 5A, Billy 4.
SpecificationMega 5ABilly 4
Rear camera, main
  • 8 MP
  • Dual
  • 8 MP
  • Single
Camera specs
  • 8 MP
  • f/2.0
  • PDAF -VGA
  • depth sensor
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 5 MP
  • 1.3 MP
Performance
Performance — specifications for Mega 5A, Billy 4.
SpecificationMega 5ABilly 4
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Mali-820MP1
  • Adreno 302
Antutu 7 score Legacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 43252
Unknown
General specs
General specs — specifications for Mega 5A, Billy 4.
SpecificationMega 5ABilly 4
Release date
  • 2018
  • August
  • 2014
  • June
Colors
  • Gold
  • White
  • Black
  • Red
  • Gun Metal
  • Blue
  • Yellow
  • Champing Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 7000 INR
Unknown
Battery life Unknown
  • 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 Mega 5A, Billy 4.
SpecificationMega 5ABilly 4
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Micro-SIM)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA
  • LTE
  • HSPA 42.2/5.76 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • 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
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • LE
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Mega 5A, Billy 4.
SpecificationMega 5ABilly 4
Radio
  • FM radio
  • Stereo FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Mega 5A, Billy 4.
SpecificationMega 5ABilly 4
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • Infrared port - For India
  • Sensors Accelerometer
  • proximity