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TECNO Camon X 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: 40 g lighter

    Camon X:
    149 g
    Billy 4:
    109 g
  • Width

    Billy 4: 11.4 mm narrower

    Camon X:
    75.8 mm
    Billy 4:
    64.4 mm
  • Screen diagonal

    Billy 4: 2 in smaller diagonal

    Camon X:
    6 in
    Billy 4:
    4 in
  • Chipset

    Camon X:
    Mediatek MT6763T Helio P23 (16 nm)
    Billy 4:
    Qualcomm MSM8212 Snapdragon 200 (28 nm)
  • Depth

    Camon X: 4.7 mm thinner

    Camon X:
    5.2 mm
    Billy 4:
    9.9 mm
  • Height

    Billy 4: 36.1 mm shorter

    Camon X:
    158.6 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. Camon X

    Height:
    158.6 mm +36.1 mm versus Billy 4
    Width:
    75.8 mm +11.4 mm versus Billy 4
    Depth:
    5.2 mm
  2. 2. Billy 4

    Height:
    122.5 mm
    Width:
    64.4 mm
    Depth:
    9.9 mm +4.7 mm versus Camon X

Weight

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

  1. 1. Camon X

    149 g

    +40 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. Camon X

    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

Camon X 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.

Recorded RAM for Camon X, Billy 4, compared at the same storage capacity.
StorageCamon XBilly 4
16 GB 3 GB RAM Unknown
32 GB 3 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. Camon X

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 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. Camon X

    3750 mAh

    +2450 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. Camon X2. Billy 4

Everyday essentials
Everyday essentials — specifications for Camon X, Billy 4.
SpecificationCamon XBilly 4
Dimensions (HxWxD)
  • 158.6 Х 75.8 Х 5.2 mm
  • 122.5 Х 64.4 Х 9.9 mm
Weight
  • 149 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.
  • 16/32 GB
  • 3 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 128 GB
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3750 mAh
  • Non-removable Li-Ion
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo)
  • Microsoft Windows Phone 8.1
Chipset
  • Mediatek MT6763T Helio P23 (16 nm)
  • Qualcomm MSM8212 Snapdragon 200 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Camon X, Billy 4.
SpecificationCamon XBilly 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
  • 77.3%
  • 57.7%
PPI /points per inch/
  • 268 PPI
  • 233 PPI
Screen protection
  • NEG
Unknown
Camera and Video
Camera and Video — specifications for Camon X, Billy 4.
SpecificationCamon XBilly 4
Rear camera, main
  • 16 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 16 MP
  • f/1.8
  • PDAF
  • 8 MP
  • AF
Functions
  • Dual-LED flash
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 20 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 20 MP
  • f/2.0
  • 1.3 MP
Performance

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

Performance — specifications for Camon X, Billy 4.
SpecificationCamon XBilly 4
Processor CPU
  • Octa-core 2.0 GHz Cortex-A53
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Mali-G71 MP2
  • Adreno 302
Antutu 7 score *
  • 47325
Unknown
General specs
General specs — specifications for Camon X, Billy 4.
SpecificationCamon XBilly 4
Release date
  • 2018
  • March
  • 2014
  • June
Colors
  • Champagne Gold
  • Midnight Black
  • City Blue
  • White
  • Black
  • Red
  • Gun Metal
  • Blue
  • Yellow
  • Champing Gold
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 Camon X, Billy 4.
SpecificationCamon XBilly 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 / 1800 / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 40(2300)
  • 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 a/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
  • 4.2
  • A2DP
  • LE
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Camon X, Billy 4.
SpecificationCamon XBilly 4
Radio
  • FM radio
  • Stereo FM radio
Other features
Other features — specifications for Camon X, Billy 4.
SpecificationCamon XBilly 4
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - Charging 5V/2A 10W
  • Sensors Accelerometer
  • proximity