Pantech Burst 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: 13.5 g lighter

    Burst:
    122.5 g
    Billy 4:
    109 g
  • Width

    Burst: 1.9 mm narrower

    Burst:
    62.5 mm
    Billy 4:
    64.4 mm
  • Chipset

    Burst:
    Qualcomm MSM8660 Snapdragon S3
    Billy 4:
    Qualcomm MSM8212 Snapdragon 200 (28 nm)
  • Depth

    Billy 4: 1.5 mm thinner

    Burst:
    11.4 mm
    Billy 4:
    9.9 mm
  • Height

    Billy 4: 4 mm shorter

    Burst:
    126.5 mm
    Billy 4:
    122.5 mm
  • Release year

    Burst:
    2012
    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. Burst

    Height:
    126.5 mm +4 mm versus Billy 4
    Width:
    62.5 mm
    Depth:
    11.4 mm +1.5 mm versus Billy 4
  2. 2. Billy 4

    Height:
    122.5 mm
    Width:
    64.4 mm +1.9 mm versus Burst
    Depth:
    9.9 mm

Weight

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

  1. 1. Burst

    122.5 g

    +13.5 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. Burst

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

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

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 Burst, Billy 4, compared at the same storage capacity.
StorageBurstBilly 4
16 GB 1 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. Burst

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

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

  1. 1. Burst

    1650 mAh

    +350 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. Burst2. Billy 4

Everyday essentials
Everyday essentials — specifications for Burst, Billy 4.
SpecificationBurstBilly 4
Dimensions (HxWxD)
  • 126.5 Х 62.5 Х 11.4 mm
  • 122.5 Х 64.4 Х 9.9 mm
Weight
  • 122.5 g
  • 109 g
Technology
  • Super AMOLED
  • TFT
Screen size
  • 4" inch
  • 4" 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.
  • 16 GB
  • 1 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1650 mAh
  • Removable Li-Ion
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.3.5 (Gingerbread)
  • upgradable to 4.0 (Ice Cream Sandwich)
  • Microsoft Windows Phone 8.1
Chipset
  • Qualcomm MSM8660 Snapdragon S3
  • Qualcomm MSM8212 Snapdragon 200 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Burst, Billy 4.
SpecificationBurstBilly 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 45.5 cm2
  • 45.5 cm2
Screen format
  • 5:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 57.6%
  • 57.7%
PPI /points per inch/
  • 233 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Burst, Billy 4.
SpecificationBurstBilly 4
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 720p@30fps
  • 720p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • VGA
  • 1.3 MP
Performance
Performance — specifications for Burst, Billy 4.
SpecificationBurstBilly 4
Processor CPU
  • Dual-core 1.5 GHz Scorpion
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Adreno 220
  • Adreno 302
General specs
General specs — specifications for Burst, Billy 4.
SpecificationBurstBilly 4
Release date
  • 2012
  • January
  • 2014
  • June
Colors
  • Titanium
  • Ruby Red
  • White
  • Black
  • Red
  • Gun Metal
  • Blue
  • Yellow
  • Champing Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 270 EUR
Unknown
Battery life
  • Stand by time- Up to 240 h Talking time- Up to 4 h 30 min
  • 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 Burst, Billy 4.
SpecificationBurstBilly 4
SIM card
  • Micro-SIM
  • Dual SIM (Micro-SIM)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 1900 / 2100 -4G - LTE band 4(1700/2100)
  • 17(700)
  • 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
  • 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
  • 3.0
  • A2DP
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Burst, Billy 4.
SpecificationBurstBilly 4
Radio
  • No
  • Stereo FM radio
Other features
Other features — specifications for Burst, Billy 4.
SpecificationBurstBilly 4
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP4/WMV/H.264 player -MP3/WAV/eAAC+ player -Organizer -Photo/video editor -Document viewer -Voice memo/dial -Predictive text input - For AT&T
  • Sensors Accelerometer
  • proximity