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Nokia 7.1 vs Yezz Billy 4

Compare recorded specifications, size and practical differences.

Nokia 7.1

Nokia 7.1

Replace 7.1
Remove 7.1
Yezz Billy 4

Yezz Billy 4

Replace Billy 4
Remove Billy 4
+ 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: 51 g lighter

    7.1:
    160 g
    Billy 4:
    109 g
  • Width

    Billy 4: 6.8 mm narrower

    7.1:
    71.2 mm
    Billy 4:
    64.4 mm
  • Screen diagonal

    Billy 4: 1.84 in smaller diagonal

    7.1:
    5.84 in
    Billy 4:
    4 in
  • Chipset

    7.1:
    Qualcomm SDM636 Snapdragon 636 (14 nm)
    Billy 4:
    Qualcomm MSM8212 Snapdragon 200 (28 nm)
  • Rear camera layout

    7.1:
    Dual
    Billy 4:
    Single
  • Depth

    7.1: 1.9 mm thinner

    7.1:
    8 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.

Front
Front — relative 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. 7.1: height 149.7 mm; Width 71.2 mm. Billy 4: height 122.5 mm; Width 64.4 mm. 7.1: 149.7 × 71.2 mm 1 Billy 4: 122.5 × 64.4 mm 2
Side
Side — relative 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. 7.1: height 149.7 mm; Depth 8 mm. Billy 4: height 122.5 mm; Depth 9.9 mm. 7.1: 149.7 × 8 mm 1 Billy 4: 122.5 × 9.9 mm 2
  1. 1. 7.1

    Height:
    149.7 mm +27.2 mm versus Billy 4
    Width:
    71.2 mm +6.8 mm versus Billy 4
    Depth:
    8 mm
    Weight:
    160 g
  2. 2. Billy 4

    Height:
    122.5 mm
    Width:
    64.4 mm
    Depth:
    9.9 mm +1.9 mm versus 7.1
    Weight:
    109 g

Weight

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

  1. 1. 7.1

    160 g

    +51 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.

Screen size
Relative rectangular screen sizes; numbers match the phone labels below 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. 7.1: screen diagonal 5.84 in; aspect ratio (height:width) 19:9; approximate rectangular area 85.1 cm². Billy 4: screen diagonal 4 in; aspect ratio (height:width) 5:3; approximate rectangular area 45.5 cm². 7.1: 5.84 in, 19:9, About 85.1 cm² rectangular area 1 Billy 4: 4 in, 5:3, About 45.5 cm² rectangular area 2
  1. 1. 7.1

    Screen diagonal:
    5.84 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    85.1 cm²
  2. 2. Billy 4

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

7.1 has approximately 86.9% 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.

7.1: Original memory entry

64 GB · 4 GB RAM 32 GB · 3 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. 7.1

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 400 GB (uses SIM 2 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. 7.1

    3060 mAh

    +1760 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. 7.12. Billy 4

Everyday essentials
Everyday essentials — specifications for 7.1, Billy 4.
Specification7.1Billy 4
Dimensions (HxWxD)
  • 149.7 Х 71.2 Х 8 mm
  • 122.5 Х 64.4 Х 9.9 mm
Weight
  • 160 g
  • 109 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.84" inch
  • 4" inch
Screen resolution
  • 1080 x 2280 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 400 GB (uses SIM 2 slot)
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3060 mAh
  • Non-removable Li-Ion
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 (Oreo)
  • upgradable to Android 9.0 (Pie); Android One
  • Microsoft Windows Phone 8.1
Chipset
  • Qualcomm SDM636 Snapdragon 636 (14 nm)
  • Qualcomm MSM8212 Snapdragon 200 (28 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for 7.1, Billy 4.
Specification7.1Billy 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 85.1 cm2
  • 45.5 cm2
Screen format
  • 19:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 79.9%
  • 57.7%
PPI /points per inch/
  • 432 PPI
  • 233 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for 7.1, Billy 4.
Specification7.1Billy 4
Rear camera, main
  • 12 MP
  • Dual
  • 8 MP
  • Single
Camera specs
  • 12 MP
  • f/1.8
  • 1.28µm
  • dual pixel PDAF -5 MP
  • f/2.4
  • 1.12µm
  • depth sensor
  • 8 MP
  • AF
Functions
  • Zeiss optics
  • Dual-LED dual-tone flash
  • panorama
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 24mm
  • 1.3 MP
Performance
Performance — specifications for 7.1, Billy 4.
Specification7.1Billy 4
Processor CPU
  • Octa-core 1.8 GHz Kryo 260
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Adreno 509
  • Adreno 302
Antutu 7 score Legacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 115323
Unknown
General specs
General specs — specifications for 7.1, Billy 4.
Specification7.1Billy 4
Release date
  • 2018
  • October
  • 2014
  • June
Colors
  • Gloss midnight blue
  • gloss steel
  • White
  • Black
  • Red
  • Gun Metal
  • Blue
  • Yellow
  • Champing Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 330 EUR
Unknown
Battery life
  • Stand by time- Up to 408 h (3G) Talking time- Up to 19 h 30 min (3G)
  • 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/back glass
  • aluminum frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for 7.1, Billy 4.
Specification7.1Billy 4
SIM card
  • Single SIM (Nano-SIM)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 CDMA 800 & TD-SCDMA -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-A (2CA) Cat6 300/50 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/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • EDR
  • LE
  • aptX
  • 4.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.26 W/kg (head) 1.74 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for 7.1, Billy 4.
Specification7.1Billy 4
Radio Unknown
  • Stereo FM radio
Others
  • HDR10
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for 7.1, Billy 4.
Specification7.1Billy 4
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 9V/2A 18W
  • Sensors Accelerometer
  • proximity