Samsung Gravity SMART vs Sony Ericsson WT18i

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

    WT18i: 20 g lighter

    Gravity SMART:
    130 g
    WT18i:
    110 g
  • Width

    WT18i: 2.5 mm narrower

    Gravity SMART:
    59 mm
    WT18i:
    56.5 mm
  • Height

    WT18i: 8 mm shorter

    Gravity SMART:
    114 mm
    WT18i:
    106 mm

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 +8 mm versus WT18i
    Width:
    59 mm +2.5 mm versus WT18i
    Depth:
    14 mm
  2. 2. WT18i

    Height:
    106 mm
    Width:
    56.5 mm
    Depth:
    14.3 mm

Weight

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

  1. 1. Gravity SMART

    130 g

    +20 g versus WT18i

  2. 2. WT18i

    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. Gravity SMART

    Screen diagonal:
    3.2 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    30.5 cm²
  2. 2. WT18i

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

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.

Gravity SMART: Original memory entry

150 MB · 270 MB RAM

WT18i: Original memory entry

150 MB

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. WT18i

NFC:
Unknown
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. Gravity SMART

    1500 mAh

    +300 mAh versus WT18i

  2. 2. WT18i

    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. Gravity SMART2. WT18i

Everyday essentials
Everyday essentials — specifications for Gravity SMART, WT18i.
SpecificationGravity SMARTWT18i
Dimensions (HxWxD)
  • 114 Х 59 Х 14 mm
  • 106 Х 56.5 Х 14.3 mm
Weight
  • 130 g
  • 110 g
Technology
  • TFT
  • TFT
Screen size
  • 3.2" inch
  • 3.2" inch
Screen resolution
  • 320 x 480 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 150 MB
  • 270 MB RAM
  • 150 MB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 1200 mAh
  • Removable Li-Po
Operating system OS
  • Android 2.2 (Froyo)
  • Android-based
  • OMS 2.5
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Gravity SMART, WT18i.
SpecificationGravity SMARTWT18i
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 30.5 cm2
  • 30.5 cm2
Screen format
  • 3:2 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 45.3%
  • 50.9%
PPI /points per inch/
  • 180 PPI
  • 180 PPI
Screen protection Unknown
  • Scratch-resistant glass
Camera and Video
Camera and Video — specifications for Gravity SMART, WT18i.
SpecificationGravity SMARTWT18i
Rear camera, main
  • 3.15 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 3.15 MP
  • 3.15 MP
Functions
  • LED flash
Unknown
Video
  • 320p@14fps
  • 480p@24fps
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Performance
Performance — specifications for Gravity SMART, WT18i.
SpecificationGravity SMARTWT18i
Processor CPU
  • 800 MHz ARMv6
  • 806 MHz
  • Marvell PXA 920
General specs
General specs — specifications for Gravity SMART, WT18i.
SpecificationGravity SMARTWT18i
Release date
  • 2011
  • June
  • 2011
  • May
Colors
  • Black/Red
  • Black/Green
  • Lunar Grey
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 170 EUR
  • 230 EUR
Battery life
  • Stand by time- Up to 364 h Talking time- Up to 5 h 30 min
  • Stand by time- Up to 200 h (2G) / Up to 200 h (3G) Talking time- Up to 6 h (2G) / Up to 6 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Gravity SMART, WT18i.
SpecificationGravity SMARTWT18i
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed
  • HSPA 3.6/0.384 Mbps
  • HSPA 2.8/2 Mbps
GPRS
  • Yes
  • Up to 80 kbps
Edge
  • Yes
  • Up to 237 kbps
Wi-Fi
  • Wi-Fi 802.11 b/g
  • DLNA
  • 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
  • 3.0
  • A2DP
  • 2.1
  • 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, WT18i.
SpecificationGravity SMARTWT18i
Radio
  • No
  • Stereo FM radio
  • RDS
Other features
Other features — specifications for Gravity SMART, WT18i.
SpecificationGravity SMARTWT18i
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
  • proximity
  • compass - Walkman player -MP4/H.264/WMV player -MP3/eAAC+/WMA/WAV player -TrackID music recognition -Voice memo -Predictive text input - For China