Samsung Z4 vs vivo Y71

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

    Z4: 7 g lighter

    Z4:
    143 g
    Y71:
    150 g
  • Width

    Z4: 6.5 mm narrower

    Z4:
    69.2 mm
    Y71:
    75.7 mm
  • Screen diagonal

    Z4: 1.5 in smaller diagonal

    Z4:
    4.5 in
    Y71:
    6 in
  • Depth

    Y71: 2.5 mm thinner

    Z4:
    10.3 mm
    Y71:
    7.8 mm
  • Height

    Z4: 23 mm shorter

    Z4:
    132.9 mm
    Y71:
    155.9 mm
  • Release year

    Z4:
    2017
    Y71:
    2018

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. Z4

    Height:
    132.9 mm
    Width:
    69.2 mm
    Depth:
    10.3 mm +2.5 mm versus Y71
  2. 2. Y71

    Height:
    155.9 mm +23 mm versus Z4
    Width:
    75.7 mm +6.5 mm versus Z4
    Depth:
    7.8 mm

Weight

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

  1. 1. Z4

    143 g

  2. 2. Y71

    150 g

    +7 g versus Z4

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. Z4

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    57.6 cm²
  2. 2. Y71

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

Y71 has approximately 61.2% more rectangular screen area than Z4.

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 Z4, Y71, compared at the same storage capacity.
StorageZ4Y71
8 GB 1 GB RAM Not recorded
16 GB Not recorded 3 GB RAM
32 GB Not recorded 3 GB 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. Z4

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB (uses SIM 2 slot)

2. Y71

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (dedicated slot)

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. Z4

    2050 mAh

  2. 2. Y71

    3360 mAh

    +1310 mAh versus Z4

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. Z42. Y71

Everyday essentials
Everyday essentials — specifications for Z4, Y71.
SpecificationZ4Y71
Dimensions (HxWxD)
  • 132.9 Х 69.2 Х 10.3 mm
  • 155.9 Х 75.7 Х 7.8 mm
Weight
  • 143 g
  • 150 g
Technology Unknown
  • IPS LCD
Screen size
  • 4.5" inch
  • 6" inch
Screen resolution
  • 480 x 800 px
  • 720 x 1440 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 16/32 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 128 GB (uses SIM 2 slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2050 mAh
  • Removable Li-Ion
  • 3360 mAh
  • Non-removable Li-Ion
Operating system OS
  • Tizen 3.0
  • Android 8.1 (Oreo); Funtouch 4
Chipset Unknown
  • Qualcomm MSM8917 Snapdragon 425 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Z4, Y71.
SpecificationZ4Y71
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 57.6 cm2
  • 92.9 cm2
Screen format
  • 5:3 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 62.7%
  • 78.7%
PPI /points per inch/
  • 207 PPI
  • 268 PPI
Camera and Video
Camera and Video — specifications for Z4, Y71.
SpecificationZ4Y71
Rear camera, main
  • 5 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 5 MP
  • f/2.2
  • 13 MP
  • PDAF
  • f/2.2
Functions
  • LED flash
  • LED flash
  • HDR
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 5 MP
  • f/2.2
  • 5 MP
  • f/2.2
Performance

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

Performance — specifications for Z4, Y71.
SpecificationZ4Y71
Processor CPU
  • Quad-core 1.5 GHz
  • Quad-core 1.4 GHz Cortex-A53
Graphics processor GPU Unknown
  • Adreno 308
Antutu 7 score *
  • 17329
  • 32782
GeekBench 4 Single Core * Unknown
  • 522
GeekBench 4 Multi-Core * Unknown
  • 1453
General specs
General specs — specifications for Z4, Y71.
SpecificationZ4Y71
Release date
  • 2017
  • May
  • 2018
  • April
Colors
  • Black
  • Gold
  • Black
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 80 EUR
  • 140 EUR
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for Z4, Y71.
SpecificationZ4Y71
SIM card
  • Single SIM (Micro-SIM)Hybrid Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 900 / 2100 -4G - LTE
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • LTE Cat4 150/50 Mbps
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Z4, Y71.
SpecificationZ4Y71
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Z4, Y71.
SpecificationZ4Y71
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass