Samsung Z4 vs Vodafone Smart first 7

Compare recorded specifications, size and practical differences.

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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

    Smart first 7: 33 g lighter

    Z4:
    143 g
    Smart first 7:
    110 g
  • Width

    Smart first 7: 6.4 mm narrower

    Z4:
    69.2 mm
    Smart first 7:
    62.8 mm
  • Screen diagonal

    Smart first 7: 1 in smaller diagonal

    Z4:
    4.5 in
    Smart first 7:
    3.5 in
  • Depth

    Z4: 1.7 mm thinner

    Z4:
    10.3 mm
    Smart first 7:
    12 mm
  • Height

    Smart first 7: 18.5 mm shorter

    Z4:
    132.9 mm
    Smart first 7:
    114.4 mm
  • Release year

    Z4:
    2017
    Smart first 7:
    2016

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 +18.5 mm versus Smart first 7
    Width:
    69.2 mm +6.4 mm versus Smart first 7
    Depth:
    10.3 mm
  2. 2. Smart first 7

    Height:
    114.4 mm
    Width:
    62.8 mm
    Depth:
    12 mm +1.7 mm versus Z4

Weight

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

  1. 1. Z4

    143 g

    +33 g versus Smart first 7

  2. 2. Smart first 7

    110 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. Z4

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    57.6 cm²
  2. 2. Smart first 7

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²

Z4 has approximately 58% more rectangular screen area than Smart first 7.

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, Smart first 7, compared at the same storage capacity.
StorageZ4Smart first 7
8 GB 1 GB RAM Unknown
Smart first 7: 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. Z4

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

2. Smart first 7

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 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

    +650 mAh versus Smart first 7

  2. 2. Smart first 7

    1400 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. Z42. Smart first 7

Everyday essentials
Everyday essentials — specifications for Z4, Smart first 7.
SpecificationZ4Smart first 7
Dimensions (HxWxD)
  • 132.9 Х 69.2 Х 10.3 mm
  • 114.4 Х 62.8 Х 12 mm
Weight
  • 143 g
  • 110 g
Technology Unknown
  • TFT TN
Screen size
  • 4.5" inch
  • 3.5" inch
Screen resolution
  • 480 x 800 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 128 GB (uses SIM 2 slot)
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2050 mAh
  • Removable Li-Ion
  • 1400 mAh
  • Removable Li-Ion
Operating system OS
  • Tizen 3.0
  • Android 5.1 (Lollipop)
Chipset Unknown
  • Spreadtrum SC7731G
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Z4, Smart first 7.
SpecificationZ4Smart first 7
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 57.6 cm2
  • 36.5 cm2
Screen format
  • 5:3 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 62.7%
  • 50.8%
PPI /points per inch/
  • 207 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for Z4, Smart first 7.
SpecificationZ4Smart first 7
Rear camera, main
  • 5 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 5 MP
  • f/2.2
  • 2 MP
Functions
  • LED flash
Unknown
Video
  • 720p@30fps
  • 720p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 0 MP,
Specifications
  • 5 MP
  • f/2.2
Unknown
Performance

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

Performance — specifications for Z4, Smart first 7.
SpecificationZ4Smart first 7
Processor CPU
  • Quad-core 1.5 GHz
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU Unknown
  • Mali-400MP2
Antutu 7 score *
  • 17329
Unknown
General specs
General specs — specifications for Z4, Smart first 7.
SpecificationZ4Smart first 7
Release date
  • 2017
  • May
  • 2016
  • May
Colors
  • Black
  • Gold
  • Volcano Black
  • Tech White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 80 EUR
  • 30 EUR
Battery life Unknown
  • Talking time- Up to 5 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Z4, Smart first 7.
SpecificationZ4Smart first 7
SIM card
  • Single SIM (Micro-SIM)Hybrid Dual SIM (Micro-SIM
  • dual stand-by)
  • Mini-SIM
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
Speed
  • HSPA
  • LTE Cat4 150/50 Mbps
  • HSPA 21.1/5.76 Mbps
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
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • A-GPS only
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • LE
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for Z4, Smart first 7.
SpecificationZ4Smart first 7
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Z4, Smart first 7.
SpecificationZ4Smart first 7
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors No