Sony Xperia M2 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: 39 g lighter

    Xperia M2:
    148 g
    Billy 4:
    109 g
  • Width

    Billy 4: 6.7 mm narrower

    Xperia M2:
    71.1 mm
    Billy 4:
    64.4 mm
  • Screen diagonal

    Billy 4: 0.8 in smaller diagonal

    Xperia M2:
    4.8 in
    Billy 4:
    4 in
  • Depth

    Xperia M2: 1.3 mm thinner

    Xperia M2:
    8.6 mm
    Billy 4:
    9.9 mm
  • Height

    Billy 4: 17.2 mm shorter

    Xperia M2:
    139.7 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. Xperia M2

    Height:
    139.7 mm +17.2 mm versus Billy 4
    Width:
    71.1 mm +6.7 mm versus Billy 4
    Depth:
    8.6 mm
  2. 2. Billy 4

    Height:
    122.5 mm
    Width:
    64.4 mm
    Depth:
    9.9 mm +1.3 mm versus Xperia M2

Weight

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

  1. 1. Xperia M2

    148 g

    +39 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 M2

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

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

Xperia M2 has approximately 39.5% 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 Xperia M2, Billy 4, compared at the same storage capacity.
StorageXperia M2Billy 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. Xperia M2

NFC:
Yes
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. Xperia M2

    2300 mAh

    +1000 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 M22. Billy 4

Everyday essentials
Everyday essentials — specifications for Xperia M2, Billy 4.
SpecificationXperia M2Billy 4
Dimensions (HxWxD)
  • 139.7 Х 71.1 Х 8.6 mm
  • 122.5 Х 64.4 Х 9.9 mm
Weight
  • 148 g
  • 109 g
Technology
  • TFT
  • TFT
Screen size
  • 4.8" 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)
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2300 mAh
  • Non-removable Li-Ion
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.3 (Jelly Bean)
  • upgradable to 5.1 (Lollipop)
  • Microsoft Windows Phone 8.1
Chipset
  • Qualcomm MSM8926 Snapdragon 400 (28 nm) (D2303
  • D2306) -Qualcomm MSM8226 Snapdragon 400 (28 nm) (D2305)
  • Qualcomm MSM8212 Snapdragon 200 (28 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Xperia M2, Billy 4.
SpecificationXperia M2Billy 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 63.5 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 63.9%
  • 57.7%
PPI /points per inch/
  • 229 PPI
  • 233 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Xperia M2, Billy 4.
SpecificationXperia M2Billy 4
Rear camera, main
  • 8 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • f/2.4
  • 8 MP
  • AF
Functions
  • LED flash
  • HDR
  • panorama
  • LED flash
Video
  • 480p
  • 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 M2, Billy 4.
SpecificationXperia M2Billy 4
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Adreno 305
  • Adreno 302
Antutu 7 score *
  • 17179
Unknown
GeekBench 4 Single Core *
  • 341
Unknown
GeekBench 4 Multi-Core *
  • 849
Unknown
GeekBench 4 RenderScript *
  • 631
Unknown
General specs
General specs — specifications for Xperia M2, Billy 4.
SpecificationXperia M2Billy 4
Release date
  • 2014
  • February
  • 2014
  • June
Colors
  • Black
  • White
  • Purple
  • White
  • Black
  • Red
  • Gun Metal
  • Blue
  • Yellow
  • Champing Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 170 EUR
Unknown
Battery life
  • Stand by time- Up to 588 h (2G) / Up to 633 h (3G) Talking time- Up to 13 h 25 min (2G) / Up to 14 h 36 min (3G) Music play - Up to 58 h 25 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 Xperia M2, Billy 4.
SpecificationXperia M2Billy 4
SIM card
  • Micro-SIM
  • Dual SIM (Micro-SIM)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - all models -3G - HSDPA 850 / 900 / 2100 - D2303 HSDPA 850 / 1700 / 1900 / 2100 - D2306 HSDPA 850 / 900 / 1900 / 2100 - D2305 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800) - D2303 LTE band 2(1900)
  • 4(1700/2100)
  • 17(700) - D2306
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA 42.2(D2303
  • D2306)/21.1(D2305)/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
GPRS
  • Up to 107 kbps
  • Class 12
Edge
  • Up to 296 kbps
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • 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
  • USB Host
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • aptX
  • 4.0
  • A2DP
Harmful irradiation
  • SAR - 0.70 W/kg (head) 1.13 W/kg (body) SAR EU - 0.77 W/kg (head) 0.78 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Xperia M2, Billy 4.
SpecificationXperia M2Billy 4
Radio
  • FM radio
  • RDS
  • Stereo FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Xperia M2, Billy 4.
SpecificationXperia M2Billy 4
Dop
  • Sensors Accelerometer
  • proximity
  • compass - ANT+
  • Sensors Accelerometer
  • proximity