Sony Xperia P 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: 11 g lighter

    Xperia P:
    120 g
    Billy 4:
    109 g
  • Width

    Xperia P: 4.9 mm narrower

    Xperia P:
    59.5 mm
    Billy 4:
    64.4 mm
  • Depth

    Billy 4: 0.6 mm thinner

    Xperia P:
    10.5 mm
    Billy 4:
    9.9 mm
  • Release year

    Xperia P:
    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. Xperia P

    Height:
    122 mm
    Width:
    59.5 mm
    Depth:
    10.5 mm +0.6 mm versus Billy 4
  2. 2. Billy 4

    Height:
    122.5 mm
    Width:
    64.4 mm +4.9 mm versus Xperia P
    Depth:
    9.9 mm

Weight

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

  1. 1. Xperia P

    120 g

    +11 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. Xperia P

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

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

Billy 4 has approximately 3.2% more rectangular screen area than Xperia P.

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.

Xperia P: Original memory entry

16 GB (13 GB user available) · 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. Xperia P

NFC:
Yes
Headphone jack:
Yes
Memory card support:
No

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. Xperia P

    1305 mAh

    +5 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. Xperia P2. Billy 4

Everyday essentials
Everyday essentials — specifications for Xperia P, Billy 4.
SpecificationXperia PBilly 4
Dimensions (HxWxD)
  • 122 Х 59.5 Х 10.5 mm
  • 122.5 Х 64.4 Х 9.9 mm
Weight
  • 120 g
  • 109 g
Technology
  • LED-backlit LCD
  • TFT
Screen size
  • 4" 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.
  • 16 GB (13 GB user available)
  • 1 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • No
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1305 mAh
  • Non-removable Li-Ion
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.3 (Gingerbread)
  • upgradable to 4.1 (Jelly Bean)
  • Microsoft Windows Phone 8.1
Chipset
  • NovaThor U8500
  • Qualcomm MSM8212 Snapdragon 200 (28 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Xperia P, Billy 4.
SpecificationXperia PBilly 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 44.1 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 60.8%
  • 57.7%
PPI /points per inch/
  • 275 PPI
  • 233 PPI
Screen protection
  • Scratch-resistant glass
Unknown
Camera and Video
Camera and Video — specifications for Xperia P, Billy 4.
SpecificationXperia PBilly 4
Rear camera, main
  • 8 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 8 MP
  • AF
Functions
  • LED flash
  • panorama
  • LED flash
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • VGA
  • 1.3 MP
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for Xperia P, Billy 4.
SpecificationXperia PBilly 4
Processor CPU
  • Dual-core 1.0 GHz Cortex-A9
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Mali-400
  • Adreno 302
Antutu 7 score *
  • 26369
Unknown
GeekBench 4 Single Core *
  • 287
Unknown
GeekBench 4 Multi-Core *
  • 504
Unknown
General specs
General specs — specifications for Xperia P, Billy 4.
SpecificationXperia PBilly 4
Release date
  • 2012
  • February
  • 2014
  • June
Colors
  • Silver
  • Black
  • Red
  • White
  • Black
  • Red
  • Gun Metal
  • Blue
  • Yellow
  • Champing Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 210 EUR
Unknown
Battery life
  • Stand by time- Up to 470 h (2G) / Up to 475 h (3G) Talking time- Up to 6 h (2G) / Up to 5 h (3G) Music play - Up to 80 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 Xperia P, Billy 4.
SpecificationXperia PBilly 4
SIM card
  • Micro-SIM
  • 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 14.4/5.76 Mbps
  • HSPA 42.2/5.76 Mbps
GPRS
  • Up to 100 kbps
  • Class 12
Edge
  • Up to 296 kbps
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • DLNA
  • 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
  • 2.1
  • A2DP
  • EDR
  • 4.0
  • A2DP
Harmful irradiation
  • SAR - 1.18 W/kg (head) 0.84 W/kg (body) SAR EU - 0.78 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for Xperia P, Billy 4.
SpecificationXperia PBilly 4
Radio
  • Stereo FM radio
  • RDS
  • Stereo FM radio
Others
  • Sony WhiteMagic
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Xperia P, Billy 4.
SpecificationXperia PBilly 4
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - HDMI port - Previously known as Sony LT22i Nypon
  • Sensors Accelerometer
  • proximity