Pantech Flex P8010 vs Yezz Billy 4

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.

  • Weight

    Billy 4: 23 g lighter

    Flex P8010:
    132 g
    Billy 4:
    109 g
  • Width

    Billy 4: 2.7 mm narrower

    Flex P8010:
    67.1 mm
    Billy 4:
    64.4 mm
  • Screen diagonal

    Billy 4: 0.3 in smaller diagonal

    Flex P8010:
    4.3 in
    Billy 4:
    4 in
  • Chipset

    Flex P8010:
    Qualcomm MSM8960 Snapdragon S4 Plus
    Billy 4:
    Qualcomm MSM8212 Snapdragon 200 (28 nm)
  • Depth

    Flex P8010: 2 mm thinner

    Flex P8010:
    7.9 mm
    Billy 4:
    9.9 mm
  • Height

    Billy 4: 7.3 mm shorter

    Flex P8010:
    129.8 mm
    Billy 4:
    122.5 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.

  1. 1. Flex P8010

    Height:
    129.8 mm +7.3 mm versus Billy 4
    Width:
    67.1 mm +2.7 mm versus Billy 4
    Depth:
    7.9 mm
  2. 2. Billy 4

    Height:
    122.5 mm
    Width:
    64.4 mm
    Depth:
    9.9 mm +2 mm versus Flex P8010

Weight

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

  1. 1. Flex P8010

    132 g

    +23 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. Flex P8010

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

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

Flex P8010 has approximately 11.9% 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 Flex P8010, Billy 4, compared at the same storage capacity.
StorageFlex P8010Billy 4
8 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. Flex P8010

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 8 GB included

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. Flex P8010

    1830 mAh

    +530 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. Flex P80102. Billy 4

Everyday essentials
Everyday essentials — specifications for Flex P8010, Billy 4.
SpecificationFlex P8010Billy 4
Dimensions (HxWxD)
  • 129.8 Х 67.1 Х 7.9 mm
  • 122.5 Х 64.4 Х 9.9 mm
Weight
  • 132 g
  • 109 g
Technology
  • Super AMOLED Advanced
  • TFT
Screen size
  • 4.3" inch
  • 4" inch
Screen resolution
  • 540 x 960 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 8 GB included
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1830 mAh
  • Removable Li-Ion
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.0.4 (Ice Cream Sandwich)
  • upgradable to 4.1.2 (Jelly Bean)
  • Microsoft Windows Phone 8.1
Chipset
  • Qualcomm MSM8960 Snapdragon S4 Plus
  • Qualcomm MSM8212 Snapdragon 200 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Flex P8010, Billy 4.
SpecificationFlex P8010Billy 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 51.0 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 58.5%
  • 57.7%
PPI /points per inch/
  • 256 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Flex P8010, Billy 4.
SpecificationFlex P8010Billy 4
Rear camera, main
  • 8 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 8 MP
  • AF
Functions
  • LED flash
  • HDR
  • panorama
  • LED flash
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 2 MP
  • 1.3 MP
Performance
Performance — specifications for Flex P8010, Billy 4.
SpecificationFlex P8010Billy 4
Processor CPU
  • Dual-core 1.5 GHz Krait
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Adreno 225
  • Adreno 302
General specs
General specs — specifications for Flex P8010, Billy 4.
SpecificationFlex P8010Billy 4
Release date
  • 2012
  • September
  • 2014
  • June
Colors
  • Gray
  • White
  • Black
  • Red
  • Gun Metal
  • Blue
  • Yellow
  • Champing Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 230 EUR
Unknown
Battery life
  • Stand by time- Up to 430 h Talking time- Up to 10 h Music play - Up to 21 h
  • 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 Flex P8010, Billy 4.
SpecificationFlex P8010Billy 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 a/b/g/n
  • dual-band
  • DLNA
  • 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
  • 4.0
  • A2DP
Harmful irradiation
  • SAR - 0.66 W/kg (head) 1.02 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Flex P8010, Billy 4.
SpecificationFlex P8010Billy 4
Radio
  • No
  • Stereo FM radio
Other features
Other features — specifications for Flex P8010, Billy 4.
SpecificationFlex P8010Billy 4
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP4/WMV/H.264 player -MP3/WAV/eAAC+ player -Photo/video editor -Document viewer - For AT&T
  • Sensors Accelerometer
  • proximity