BLU Tank Xtreme 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: 69 g lighter

    Tank Xtreme:
    178 g
    Billy 4:
    109 g
  • Width

    Billy 4: 7.4 mm narrower

    Tank Xtreme:
    71.8 mm
    Billy 4:
    64.4 mm
  • Screen diagonal

    Billy 4: 1.5 in smaller diagonal

    Tank Xtreme:
    5.5 in
    Billy 4:
    4 in
  • Rear camera layout

    Tank Xtreme:
    Dual
    Billy 4:
    Single
  • Height

    Billy 4: 31.1 mm shorter

    Tank Xtreme:
    153.6 mm
    Billy 4:
    122.5 mm
  • Release year

    Tank Xtreme:
    2020
    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. Tank Xtreme

    Height:
    153.6 mm +31.1 mm versus Billy 4
    Width:
    71.8 mm +7.4 mm versus Billy 4
    Depth:
    10.2 mm
  2. 2. Billy 4

    Height:
    122.5 mm
    Width:
    64.4 mm
    Depth:
    9.9 mm

Weight

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

  1. 1. Tank Xtreme

    178 g

    +69 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. Tank Xtreme

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

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

Tank Xtreme has approximately 71.4% 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 Tank Xtreme, Billy 4, compared at the same storage capacity.
StorageTank XtremeBilly 4
32 GB 2 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. Tank Xtreme

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC (uses shared SIM 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. Tank Xtreme

    4200 mAh

    +2900 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. Tank Xtreme2. Billy 4

Everyday essentials
Everyday essentials — specifications for Tank Xtreme, Billy 4.
SpecificationTank XtremeBilly 4
Dimensions (HxWxD)
  • 153.6 Х 71.8 Х 10.2 mm
  • 122.5 Х 64.4 Х 9.9 mm
Weight
  • 178 g
  • 109 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.5" inch
  • 4" inch
Screen resolution
  • 480 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.
  • 32GB 2GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSDXC (uses shared SIM slot)
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 4200 mAh
  • Non-removable Li-Po
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • Microsoft Windows Phone 8.1
Chipset Unknown
  • Qualcomm MSM8212 Snapdragon 200 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Tank Xtreme, Billy 4.
SpecificationTank XtremeBilly 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 78.1 cm2
  • 45.5 cm2
Screen format
  • 18:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 70.8%
  • 57.7%
PPI /points per inch/
  • 195 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Tank Xtreme, Billy 4.
SpecificationTank XtremeBilly 4
Rear camera, main
  • 13 MP
  • Dual
  • 8 MP
  • Single
Camera specs
  • 13 MP
  • AF -2 MP
  • depth sensor
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 720p@30fps
  • 720p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 8 MP
  • 1.3 MP
Performance
Performance — specifications for Tank Xtreme, Billy 4.
SpecificationTank XtremeBilly 4
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Mali-T720
  • Adreno 302
General specs
General specs — specifications for Tank Xtreme, Billy 4.
SpecificationTank XtremeBilly 4
Release date
  • 2020
  • January
  • 2014
  • June
Colors
  • Black
  • White
  • Black
  • Red
  • Gun Metal
  • Blue
  • Yellow
  • Champing Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 130 USD
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)
Communication and Connectivity
Communication and Connectivity — specifications for Tank Xtreme, Billy 4.
SpecificationTank XtremeBilly 4
SIM card
  • Hybrid 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 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 12(700)
  • 17(700)
  • 28(700)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/11.5 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
  • 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
Music and Audio
Music and Audio — specifications for Tank Xtreme, Billy 4.
SpecificationTank XtremeBilly 4
Radio
  • FM radio
  • Stereo FM radio
Other features
Other features — specifications for Tank Xtreme, Billy 4.
SpecificationTank XtremeBilly 4
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - IP68 dust/water resistant (up to 1.5m for 30 mins) - For USA
  • Sensors Accelerometer
  • proximity