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Asus PadFone E 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.

  • WeightBilly 4: 17 g lighterBilly 4: 109 g · PadFone E: 126 g
  • WidthBilly 4: 5.3 mm narrowerBilly 4: 64.4 mm · PadFone E: 69.7 mm
  • Screen diagonalBilly 4: 0.7 in smaller diagonalBilly 4: 4 in · PadFone E: 4.7 in
  • ChipsetQualcomm Snapdragon 400 (28 nm) / Qualcomm MSM8212 Snapdragon 200 (28 nm)PadFone E: Qualcomm Snapdragon 400 (28 nm) · Billy 4: Qualcomm MSM8212 Snapdragon 200 (28 nm)
  • DepthPadFone E: 0.8 mm thinnerPadFone E: 9.1 mm · Billy 4: 9.9 mm
  • HeightBilly 4: 17.1 mm shorterBilly 4: 122.5 mm · PadFone E: 139.6 mm

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
PadFone E: 139.6 × 69.7 mm 1 Billy 4: 122.5 × 64.4 mm 2
Side
PadFone E: 139.6 × 9.1 mm 1 Billy 4: 122.5 × 9.9 mm 2
  1. 1. PadFone E
    Height
    139.6 mm+17.1 mm versus Billy 4
    Width
    69.7 mm+5.3 mm versus Billy 4
    Depth
    9.1 mm
    Weight
    126 g
  2. 2. Billy 4
    Height
    122.5 mm
    Width
    64.4 mm
    Depth
    9.9 mm+0.8 mm versus PadFone E
    Weight
    109 g
Weight

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

  1. 1. PadFone E126 g

    +17 g versus Billy 4

  2. 2. Billy 4109 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
PadFone E: 4.7 in, 16:9, About 60.9 cm² rectangular area 1 Billy 4: 4 in, 5:3, About 45.5 cm² rectangular area 2
  1. 1. PadFone E 4.7 in · 16:9 About 60.9 cm² rectangular area
  2. 2. Billy 4 4 in · 5:3 About 45.5 cm² rectangular area

PadFone E has approximately 33.7% 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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

PadFone E: Original memory entry

1 GB RAM

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. PadFone E

NFC
Unknown
Headphone jack
Yes
Memory card support
See details microSD · up to 64 GB (dedicated 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 capacity

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

  1. 1. PadFone E1820 mAh

    +520 mAh versus Billy 4

  2. 2. Billy 41300 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. PadFone E2. Billy 4

Everyday essentials
Everyday essentials
SpecificationPadFone EBilly 4
Dimensions (HxWxD)
  • 139.6 Х 69.7 Х 9.1 mm
  • 122.5 Х 64.4 Х 9.9 mm
Weight
  • 126 g
  • 109 g
Technology
  • Super IPS LCD
  • TFT
Screen size
  • 4.7" inch
  • 4" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 800 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 1 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 64 GB (dedicated slot)
  • microSD
  • up to 256 GB
BatteryCapacity is not battery life. No endurance test is implied.
  • 1820 mAh
  • Non-removable Li-Ion
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.3 (Jelly Bean)
  • Microsoft Windows Phone 8.1
Chipset
  • Qualcomm Snapdragon 400 (28 nm)
  • Qualcomm MSM8212 Snapdragon 200 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationPadFone EBilly 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 60.9 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 62.6%
  • 57.7%
PPI /points per inch/
  • 312 PPI
  • 233 PPI
Screen protection
  • Corning Gorilla Glass
Unknown
Camera and Video
Camera and Video
SpecificationPadFone EBilly 4
Rear camera, main
  • 13 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 720p
  • 720p@30fps
Front camera, selfie
  • 1.2 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 1.2 MP
  • 1.3 MP
Performance
Performance
SpecificationPadFone EBilly 4
Processor CPU
  • Quad-core 1.4 GHz Cortex-A7
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Adreno 305
  • Adreno 302
General specs
General specs
SpecificationPadFone EBilly 4
Release date
  • 2014
  • January
  • 2014
  • June
Colors
  • Black
  • White
  • White
  • Black
  • Red
  • Gun Metal
  • Blue
  • Yellow
  • Champing Gold
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 260 EUR
Unknown
Battery life
  • Stand by time- Up to 270 h (2G) / Up to 330 h (3G) Talking time- Up to 27 h (2G) / Up to 15 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
SpecificationPadFone EBilly 4
SIM card
  • Dual SIM (dual stand-by)
  • Dual SIM (Micro-SIM)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA
  • 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 802.11 a/b/g/n
  • dual-band
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
Music and Audio
Music and Audio
SpecificationPadFone EBilly 4
Radio
  • No
  • Stereo FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features
SpecificationPadFone EBilly 4
Dop
  • Sensors Accelerometer
  • proximity
  • compass - Padfone Station with 10.1 inches Super IPS display
  • 1280 x 720 pixels
  • 181.5 x 263.6 x 17.4 mm
  • 525.7 g
  • 5000 mAh battery.
  • Sensors Accelerometer
  • proximity