verykool RS75 vs Vodafone Smart 4

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

    RS75: 32 g lighter

    RS75:
    120 g
    Smart 4:
    152 g
  • Width

    RS75: 1.3 mm narrower

    RS75:
    64.7 mm
    Smart 4:
    66 mm
  • Screen diagonal

    RS75: 1 in smaller diagonal

    RS75:
    3.5 in
    Smart 4:
    4.5 in
  • Depth

    Smart 4: 1.9 mm thinner

    RS75:
    12.5 mm
    Smart 4:
    10.6 mm
  • Height

    RS75: 13.1 mm shorter

    RS75:
    121.6 mm
    Smart 4:
    134.7 mm
  • Release year

    RS75:
    2013
    Smart 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. RS75

    Height:
    121.6 mm
    Width:
    64.7 mm
    Depth:
    12.5 mm +1.9 mm versus Smart 4
  2. 2. Smart 4

    Height:
    134.7 mm +13.1 mm versus RS75
    Width:
    66 mm +1.3 mm versus RS75
    Depth:
    10.6 mm

Weight

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

  1. 1. RS75

    120 g

  2. 2. Smart 4

    152 g

    +32 g versus RS75

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. RS75

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²
  2. 2. Smart 4

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²

Smart 4 has approximately 53% more rectangular screen area than RS75.

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.

Smart 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. RS75

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

2. Smart 4

NFC:
See details Yes (optional)
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. RS75

    1350 mAh

  2. 2. Smart 4

    1880 mAh

    +530 mAh versus RS75

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. RS752. Smart 4

Everyday essentials
Everyday essentials — specifications for RS75, Smart 4.
SpecificationRS75Smart 4
Dimensions (HxWxD)
  • 121.6 Х 64.7 Х 12.5 mm
  • 134.7 Х 66 Х 10.6 mm
Weight
  • 120 g
  • 152 g
Technology
  • TFT
  • TFT
Screen size
  • 3.5" inch
  • 4.5" inch
Screen resolution
  • 320 x 480 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1350 mAh
  • Removable Li-Ion
  • 1880 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.3 (Gingerbread)
  • Android 4.4.2 (KitKat)
Chipset Unknown
  • Qualcomm MSM8210 Snapdragon 200 (28 nm)
NFC Unknown
  • Yes (optional)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for RS75, Smart 4.
SpecificationRS75Smart 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Screen area
  • 36.5 cm2
  • 55.8 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 46.4%
  • 62.8%
PPI /points per inch/
  • 165 PPI
  • 218 PPI
Screen protection
  • Scratch-resistant glass
Unknown
Camera and Video
Camera and Video — specifications for RS75, Smart 4.
SpecificationRS75Smart 4
Rear camera, main
  • 3.15 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 3.15 MP
  • 5 MP
Functions Unknown
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • VGA
Unknown
Performance

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

Performance — specifications for RS75, Smart 4.
SpecificationRS75Smart 4
Processor CPU
  • 1.0 GHz
  • Dual-core 1.2 GHz Cortex-A7
Graphics processor GPU Unknown
  • Adreno 302
Antutu 7 score * Unknown
  • 8302
General specs
General specs — specifications for RS75, Smart 4.
SpecificationRS75Smart 4
Release date
  • 2013
  • 2014
  • May
Colors
  • Black
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 90 EUR
Battery life
  • Stand by time- Up to 120 h Talking time- Up to 6 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for RS75, Smart 4.
SpecificationRS75Smart 4
SIM card
  • Dual SIM (Mini-SIM)
  • Micro-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed
  • HSPA 7.2/5.76 Mbps
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • 2.0
  • microUSB 2.0
Bluetooth
  • 2.1
  • 4.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 1.22 W/kg (head) 0.82 W/kg (body)
Music and Audio
Music and Audio — specifications for RS75, Smart 4.
SpecificationRS75Smart 4
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for RS75, Smart 4.
SpecificationRS75Smart 4
Dop
  • Sensors Accelerometer
  • proximity - IP67 dust/water resistant (up to 1m for 30 mins) -Flashlight
  • Sensors Accelerometer
  • proximity