Vodafone Smart 4 mini vs ZTE Open

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.

  • Width

    Open: 2.4 mm narrower

    Smart 4 mini:
    64.4 mm
    Open:
    62 mm
  • Screen diagonal

    Open: 0.5 in smaller diagonal

    Smart 4 mini:
    4 in
    Open:
    3.5 in
  • Chipset

    Smart 4 mini:
    Mediatek MT6572 (28 nm)
    Open:
    Qualcomm MSM7225A Snapdragon S1
  • Height

    Open: 7.6 mm shorter

    Smart 4 mini:
    121.6 mm
    Open:
    114 mm
  • Release year

    Smart 4 mini:
    2014
    Open:
    2013

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. Smart 4 mini

    Height:
    121.6 mm +7.6 mm versus Open
    Width:
    64.4 mm +2.4 mm versus Open
    Depth:
    12.3 mm
    Weight:
    117 g
  2. 2. Open

    Height:
    114 mm
    Width:
    62 mm
    Depth:
    12.5 mm
    Weight:
    Unknown

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. Smart 4 mini

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

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

Smart 4 mini has approximately 24.8% more rectangular screen area than Open.

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 mini: Original memory entry

4 GB · 512 MB RAM

Open: Original memory entry

512 MB ROM · 256 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. Smart 4 mini

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

2. Open

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 2 GB included

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. Smart 4 mini

    1400 mAh

    +200 mAh versus Open

  2. 2. Open

    1200 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. Smart 4 mini2. Open

Everyday essentials
Everyday essentials — specifications for Smart 4 mini, Open.
SpecificationSmart 4 miniOpen
Dimensions (HxWxD)
  • 121.6 Х 64.4 Х 12.3 mm
  • 114 Х 62 Х 12.5 mm
Weight
  • 117 g
  • 0 g
Technology
  • TFT
  • TFT
Screen size
  • 4" 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.
  • 4 GB
  • 512 MB RAM
  • 512 MB ROM
  • 256 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 1400 mAh
  • Removable Li-Ion
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.2.2 (Jelly Bean)
  • Firefox OS 1.0
Chipset
  • Mediatek MT6572 (28 nm)
  • Qualcomm MSM7225A Snapdragon S1
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Smart 4 mini, Open.
SpecificationSmart 4 miniOpen
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Screen area
  • 45.5 cm2
  • 36.5 cm2
Screen format
  • 5:3 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 58.2%
  • 51.6%
PPI /points per inch/
  • 233 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for Smart 4 mini, Open.
SpecificationSmart 4 miniOpen
Rear camera, main
  • 3.15 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 3.15 MP
  • 3.15 MP
Video
  • 480p@30fps
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance

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

Performance — specifications for Smart 4 mini, Open.
SpecificationSmart 4 miniOpen
Processor CPU
  • Dual-core 1.3 GHz Cortex-A7
  • 1.0 GHz Cortex-A5
Graphics processor GPU
  • Mali-400
  • Adreno 200
Antutu 7 score *
  • 3890
  • 1456
General specs
General specs — specifications for Smart 4 mini, Open.
SpecificationSmart 4 miniOpen
Release date
  • 2014
  • April
  • 2013
  • February
Colors
  • Black
  • White
  • Blue
  • Orange
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 50 EUR
Unknown
Battery life
  • Stand by time- Up to 600 h (2G) / Up to 600 h (3G) Talking time- Up to 8 h (2G) / Up to 8 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Smart 4 mini, Open.
SpecificationSmart 4 miniOpen
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 GSM 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA
  • HSPA 7.2/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 2.1
  • A2DP
  • EDR
Harmful irradiation
  • SAR EU - 0.66 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for Smart 4 mini, Open.
SpecificationSmart 4 miniOpen
Radio
  • FM radio
  • Stereo FM radio
Other features
Other features — specifications for Smart 4 mini, Open.
SpecificationSmart 4 miniOpen
Dop
  • Sensors Accelerometer
  • proximity - Also known as Vodafone 785
  • Sensors Accelerometer
  • proximity - MP3/eAAC+/WAV/WMA player -MP4/H.264/WMV player -Document viewer -Photo viewer -Organizer -Voice memo/dial -Predictive text input