HTC Primo vs Yezz Billy 4.7

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

    Primo: 5 g lighter

    Primo:
    115 g
    Billy 4.7:
    120 g
  • Width

    Primo: 7.5 mm narrower

    Primo:
    59.7 mm
    Billy 4.7:
    67.2 mm
  • Screen diagonal

    Primo: 1 in smaller diagonal

    Primo:
    3.7 in
    Billy 4.7:
    4.7 in
  • Chipset

    Primo:
    Qualcomm MSM8255 Snapdragon S2
    Billy 4.7:
    Qualcomm MSM8212 Snapdragon 200 (28 nm)
  • Depth

    Billy 4.7: 2 mm thinner

    Primo:
    9.2 mm
    Billy 4.7:
    7.2 mm
  • Height

    Primo: 15.5 mm shorter

    Primo:
    120.3 mm
    Billy 4.7:
    135.8 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. Primo

    Height:
    120.3 mm
    Width:
    59.7 mm
    Depth:
    9.2 mm +2 mm versus Billy 4.7
  2. 2. Billy 4.7

    Height:
    135.8 mm +15.5 mm versus Primo
    Width:
    67.2 mm +7.5 mm versus Primo
    Depth:
    7.2 mm

Weight

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

  1. 1. Primo

    115 g

  2. 2. Billy 4.7

    120 g

    +5 g versus Primo

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. Primo

    Screen diagonal:
    3.7 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    39 cm²
  2. 2. Billy 4.7

    Screen diagonal:
    4.7 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    60.9 cm²

Billy 4.7 has approximately 56.3% more rectangular screen area than Primo.

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 Primo, Billy 4.7, compared at the same storage capacity.
StoragePrimoBilly 4.7
8 GB Unknown 1 GB RAM
Primo: Original memory entry

4 GB (1 GB user available) · 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. Primo

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

2. Billy 4.7

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. Primo

    1500 mAh

  2. 2. Billy 4.7

    1780 mAh

    +280 mAh versus Primo

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. Primo2. Billy 4.7

Everyday essentials
Everyday essentials — specifications for Primo, Billy 4.7.
SpecificationPrimoBilly 4.7
Dimensions (HxWxD)
  • 120.3 Х 59.7 Х 9.2 mm
  • 135.8 Х 67.2 Х 7.2 mm
Weight
  • 115 g
  • 120 g
Technology
  • Super LCD2
  • IPS LCD
Screen size
  • 3.7" inch
  • 4.7" inch
Screen resolution
  • 480 x 800 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB (1 GB user available)
  • 512 MB RAM
  • 8 GB
  • 1 GB 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.
  • 1500 mAh
  • Non-removable Li-Ion
  • 1780 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.0.3 (Ice Cream Sandwich)
  • not upgradable to 4.1 (Jelly Bean); Sense UI 4
  • Microsoft Windows Phone 8.1
Chipset
  • Qualcomm MSM8255 Snapdragon S2
  • Qualcomm MSM8212 Snapdragon 200 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Primo, Billy 4.7.
SpecificationPrimoBilly 4.7
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 39.0 cm2
  • 60.9 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 54.3%
  • 66.7%
PPI /points per inch/
  • 252 PPI
  • 312 PPI
Screen protection Unknown
  • Asahi Dragontrail Glass
Camera and Video
Camera and Video — specifications for Primo, Billy 4.7.
SpecificationPrimoBilly 4.7
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
  • panorama
  • HDR
Video
  • 720p
  • 720p@30fps
Front camera, selfie
  • 0 MP,
  • 2 MP
  • Single
Specifications
  • No
  • 2 MP
Performance
Performance — specifications for Primo, Billy 4.7.
SpecificationPrimoBilly 4.7
Processor CPU
  • 1.0 GHz Scorpion
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Adreno 205
  • Adreno 302
General specs
General specs — specifications for Primo, Billy 4.7.
SpecificationPrimoBilly 4.7
Release date
  • 2012
  • February. Released 2012
  • April
  • 2014
  • May
Colors
  • Black
  • Brown
  • White
  • Red
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 130 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 480 h (2G) / Up to 350 h (3G) Talking time- Up to 16 h (2G) / Up to 7 h 30 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Primo, Billy 4.7.
SpecificationPrimoBilly 4.7
SIM card
  • Mini-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
  • 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 Direct
  • 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
  • aptX
  • 4.0
  • A2DP
Harmful irradiation
  • SAR - 0.87 W/kg (head) 0.77 W/kg (body) SAR EU - 0.87 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for Primo, Billy 4.7.
SpecificationPrimoBilly 4.7
Radio
  • Stereo FM radio
  • RDS
  • Stereo FM radio
Others
  • Beats Audio
Unknown
Other features
Other features — specifications for Primo, Billy 4.7.
SpecificationPrimoBilly 4.7
Dop
  • Sensors Accelerometer
  • proximity - DivX/XviD/MP4/H.264/WMV player -MP3/eAAC+/WMA/WAV player -Document editor -Voice memo/dial -Predictive text input
  • Sensors Accelerometer
  • proximity
  • compass - Single SIM: CWP 47 Dual SIM: WP 47