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Nokia 3.1 Plus 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: 71 g lighter

    3.1 Plus:
    180 g
    Billy 4:
    109 g
  • Width

    Billy 4: 12 mm narrower

    3.1 Plus:
    76.4 mm
    Billy 4:
    64.4 mm
  • Screen diagonal

    Billy 4: 2 in smaller diagonal

    3.1 Plus:
    6 in
    Billy 4:
    4 in
  • Chipset

    3.1 Plus:
    Mediatek MT6762 Helio P22 (12 nm)
    Billy 4:
    Qualcomm MSM8212 Snapdragon 200 (28 nm)
  • Rear camera layout

    3.1 Plus:
    Dual
    Billy 4:
    Single
  • Depth

    3.1 Plus: 1.7 mm thinner

    3.1 Plus:
    8.2 mm
    Billy 4:
    9.9 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. 3.1 Plus

    Height:
    156.9 mm +34.4 mm versus Billy 4
    Width:
    76.4 mm +12 mm versus Billy 4
    Depth:
    8.2 mm
  2. 2. Billy 4

    Height:
    122.5 mm
    Width:
    64.4 mm
    Depth:
    9.9 mm +1.7 mm versus 3.1 Plus

Weight

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

  1. 1. 3.1 Plus

    180 g

    +71 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. 3.1 Plus

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    92.9 cm²
  2. 2. Billy 4

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

3.1 Plus has approximately 104% 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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

3.1 Plus: Original memory entry

32 GB · 3 RAM 16 GB · 2 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. 3.1 Plus

NFC:
See details Yes (APAC & EMEA only)
Headphone jack:
Yes
Memory card support:
See details microSD · up to 400 GB

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. 3.1 Plus

    3500 mAh

    +2200 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. 3.1 Plus2. Billy 4

Everyday essentials
Everyday essentials — specifications for 3.1 Plus, Billy 4.
Specification3.1 PlusBilly 4
Dimensions (HxWxD)
  • 156.9 Х 76.4 Х 8.2 mm
  • 122.5 Х 64.4 Х 9.9 mm
Weight
  • 180 g
  • 109 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 6" inch
  • 4" inch
Screen resolution
  • 720 x 1440 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 RAM 16 GB
  • 2 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 400 GB
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Ion
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo)
  • planned upgrade to Android 9.0 (Pie); Android One
  • Microsoft Windows Phone 8.1
Chipset
  • Mediatek MT6762 Helio P22 (12 nm)
  • Qualcomm MSM8212 Snapdragon 200 (28 nm)
NFC
  • Yes (APAC & EMEA only)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for 3.1 Plus, Billy 4.
Specification3.1 PlusBilly 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 92.9 cm2
  • 45.5 cm2
Screen format
  • 18:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 77.5%
  • 57.7%
PPI /points per inch/
  • 268 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for 3.1 Plus, Billy 4.
Specification3.1 PlusBilly 4
Rear camera, main
  • 13 MP
  • Dual
  • 8 MP
  • Single
Camera specs
  • 13 MP
  • f/2.0
  • AF -5 MP
  • f/2.4
  • depth sensor
  • 8 MP
  • AF
Functions
  • LED flash
  • HDR
  • LED flash
Video
  • 720p@30fps
  • 720p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 8 MP
  • f/2.2
  • 1.3 MP
Performance

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

Performance — specifications for 3.1 Plus, Billy 4.
Specification3.1 PlusBilly 4
Processor CPU
  • Octa-core 2.0 GHz Cortex-A53
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • PowerVR GE8320
  • Adreno 302
Antutu 7 score *
  • 75202
Unknown
General specs
General specs — specifications for 3.1 Plus, Billy 4.
Specification3.1 PlusBilly 4
Release date
  • 2018
  • October
  • 2014
  • June
Colors
  • Blue
  • White
  • Gray
  • White
  • Black
  • Red
  • Gun Metal
  • Blue
  • Yellow
  • Champing Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
Unknown
Battery life Unknown
  • 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)
Body build
  • Front glass
  • aluminum body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for 3.1 Plus, Billy 4.
Specification3.1 PlusBilly 4
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Micro-SIM)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • GALILEO
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 4.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.41 W/kg (head) 1.58 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for 3.1 Plus, Billy 4.
Specification3.1 PlusBilly 4
Radio
  • FM radio
  • Stereo FM radio
Other features
Other features — specifications for 3.1 Plus, Billy 4.
Specification3.1 PlusBilly 4
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity