Samsung Gravity SMART vs ZTE Nubia Z7 mini

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

    Gravity SMART: 13 g lighter

    Gravity SMART:
    130 g
    Nubia Z7 mini:
    143 g
  • Width

    Gravity SMART: 10.3 mm narrower

    Gravity SMART:
    59 mm
    Nubia Z7 mini:
    69.3 mm
  • Screen diagonal

    Gravity SMART: 1.8 in smaller diagonal

    Gravity SMART:
    3.2 in
    Nubia Z7 mini:
    5 in
  • Depth

    Nubia Z7 mini: 5.8 mm thinner

    Gravity SMART:
    14 mm
    Nubia Z7 mini:
    8.2 mm
  • Height

    Gravity SMART: 26.9 mm shorter

    Gravity SMART:
    114 mm
    Nubia Z7 mini:
    140.9 mm
  • Release year

    Gravity SMART:
    2011
    Nubia Z7 mini:
    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. Gravity SMART

    Height:
    114 mm
    Width:
    59 mm
    Depth:
    14 mm +5.8 mm versus Nubia Z7 mini
  2. 2. Nubia Z7 mini

    Height:
    140.9 mm +26.9 mm versus Gravity SMART
    Width:
    69.3 mm +10.3 mm versus Gravity SMART
    Depth:
    8.2 mm

Weight

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

  1. 1. Gravity SMART

    130 g

  2. 2. Nubia Z7 mini

    143 g

    +13 g versus Gravity SMART

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. Gravity SMART

    Screen diagonal:
    3.2 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    30.5 cm²
  2. 2. Nubia Z7 mini

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

Nubia Z7 mini has approximately 126% more rectangular screen area than Gravity SMART.

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 Gravity SMART, Nubia Z7 mini, compared at the same storage capacity.
StorageGravity SMARTNubia Z7 mini
16 GB Unknown 2 GB RAM
Gravity SMART: Original memory entry

150 MB · 270 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. Gravity SMART

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

2. Nubia Z7 mini

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. Gravity SMART

    1500 mAh

  2. 2. Nubia Z7 mini

    2300 mAh

    +800 mAh versus Gravity SMART

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. Gravity SMART2. Nubia Z7 mini

Everyday essentials
Everyday essentials — specifications for Gravity SMART, Nubia Z7 mini.
SpecificationGravity SMARTNubia Z7 mini
Dimensions (HxWxD)
  • 114 Х 59 Х 14 mm
  • 140.9 Х 69.3 Х 8.2 mm
Weight
  • 130 g
  • 143 g
Technology
  • TFT
Unknown
Screen size
  • 3.2" inch
  • 5" inch
Screen resolution
  • 320 x 480 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 150 MB
  • 270 MB RAM
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 2300 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 2.2 (Froyo)
  • Android 4.4.2 (KitKat); nubia UI 2
Chipset Unknown
  • Qualcomm MSM8974AA Snapdragon 801 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Gravity SMART, Nubia Z7 mini.
SpecificationGravity SMARTNubia Z7 mini
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 30.5 cm2
  • 67.7 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 45.3%
  • 69.3%
PPI /points per inch/
  • 180 PPI
  • 445 PPI
Camera and Video
Camera and Video — specifications for Gravity SMART, Nubia Z7 mini.
SpecificationGravity SMARTNubia Z7 mini
Rear camera, main
  • 3.15 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 3.15 MP
  • 13 MP
  • AF
Functions
  • LED flash
  • LED flash
  • panorama
  • HDR
Video
  • 320p@14fps
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 5 MP
  • Single
Specifications Unknown
  • 5 MP
Performance

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

Performance — specifications for Gravity SMART, Nubia Z7 mini.
SpecificationGravity SMARTNubia Z7 mini
Processor CPU
  • 800 MHz ARMv6
  • Quad-core 2.0 GHz Krait 400
Graphics processor GPU Unknown
  • Adreno 330
Antutu 7 score * Unknown
  • 37256
GeekBench 4 Single Core * Unknown
  • 940
GeekBench 4 Multi-Core * Unknown
  • 2370
GeekBench 4 RenderScript * Unknown
  • 1936
General specs
General specs — specifications for Gravity SMART, Nubia Z7 mini.
SpecificationGravity SMARTNubia Z7 mini
Release date
  • 2011
  • June
  • 2014
  • July
Colors
  • Black/Red
  • Black/Green
  • Lunar Grey
  • Black
  • White
  • Red
  • Green
  • Yellow
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 170 EUR
  • 180 EUR
Battery life
  • Stand by time- Up to 364 h Talking time- Up to 5 h 30 min
  • Stand by time- Up to 580 h (3G) Talking time- Up to 30 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Gravity SMART, Nubia Z7 mini.
SpecificationGravity SMARTNubia Z7 mini
SIM card
  • Mini-SIM
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
Speed
  • HSPA 3.6/0.384 Mbps
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • DLNA
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 3.0
  • A2DP
  • 4.0
  • A2DP
Harmful irradiation
  • SAR - 0.47 W/kg (head) 1.05 W/kg (body) SAR EU - 0.19 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for Gravity SMART, Nubia Z7 mini.
SpecificationGravity SMARTNubia Z7 mini
Radio
  • No
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Gravity SMART, Nubia Z7 mini.
SpecificationGravity SMARTNubia Z7 mini
Dop
  • Sensors Accelerometer
  • proximity - MP4/H.264 player -MP3/WAV/AAC+ player -Organizer -Photo/video editor -Document viewer -Voice memo -Predictive text input (Swype) - For T-Mobile. Also known as Samsung Gravity Touch 2
  • Samsung Smart
  • Samsung GT2
  • Samsung SGH-T589
  • Samsung Galaxy Q
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass