Motorola CHARM 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.

  • Width

    WT18i: 10.7 mm narrower

    CHARM:
    67.2 mm
    WT18i:
    56.5 mm
  • Screen diagonal

    CHARM: 0.4 in smaller diagonal

    CHARM:
    2.8 in
    WT18i:
    3.2 in
  • Depth

    CHARM: 2.9 mm thinner

    CHARM:
    11.4 mm
    WT18i:
    14.3 mm
  • Height

    CHARM: 7.6 mm shorter

    CHARM:
    98.4 mm
    WT18i:
    106 mm
  • Release year

    CHARM:
    2010
    WT18i:
    2011

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. CHARM

    Height:
    98.4 mm
    Width:
    67.2 mm +10.7 mm versus WT18i
    Depth:
    11.4 mm
  2. 2. WT18i

    Height:
    106 mm +7.6 mm versus CHARM
    Width:
    56.5 mm
    Depth:
    14.3 mm +2.9 mm versus CHARM

Weight

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

  1. 1. CHARM

    110 g

  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. CHARM

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 2. WT18i

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

WT18i has approximately 25.6% more rectangular screen area than CHARM.

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.

CHARM: Original memory entry

512 MB RAM; 512 MB

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. CHARM

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. CHARM

    1130 mAh

  2. 2. WT18i

    1200 mAh

    +70 mAh versus CHARM

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. CHARM2. WT18i

Everyday essentials
Everyday essentials — specifications for CHARM, WT18i.
SpecificationCHARMWT18i
Dimensions (HxWxD)
  • 98.4 Х 67.2 Х 11.4 mm
  • 106 Х 56.5 Х 14.3 mm
Weight
  • 110 g
  • 110 g
Technology
  • TFT
  • TFT
Screen size
  • 2.8" inch
  • 3.2" inch
Screen resolution
  • 320 x 240 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB RAM; 512 MB
  • 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.
  • 1130 mAh
  • Removable Li-Ion
  • 1200 mAh
  • Removable Li-Po
Operating system OS
  • Android 2.1 (Eclair)
  • Android-based
  • OMS 2.5
Chipset
  • TI OMAP 3410
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for CHARM, WT18i.
SpecificationCHARMWT18i
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 24.3 cm2
  • 30.5 cm2
Screen format
  • 4:3 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 36.7%
  • 50.9%
PPI /points per inch/
  • 143 PPI
  • 180 PPI
Screen protection
  • Corning Gorilla Glass
  • Scratch-resistant glass
Camera and Video
Camera and Video — specifications for CHARM, WT18i.
SpecificationCHARMWT18i
Rear camera, main
  • 3.15 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 3.15 MP
  • 3.15 MP
Video
  • 24fps
  • 480p@24fps
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Performance
Performance — specifications for CHARM, WT18i.
SpecificationCHARMWT18i
Processor CPU
  • 600 MHz Cortex-A8
  • 806 MHz
  • Marvell PXA 920
Graphics processor GPU
  • PowerVR SGX530
Unknown
General specs
General specs — specifications for CHARM, WT18i.
SpecificationCHARMWT18i
Release date
  • 2010
  • July
  • 2011
  • May
Colors
  • Golden Bronze
  • Cabernet
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
  • 230 EUR
Battery life
  • Stand by time- Up to 267 h (2G) / Up to 334 h (3G) Talking time- Up to 6 h 45 min (2G) / Up to 5 h (3G)
  • 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 CHARM, WT18i.
SpecificationCHARMWT18i
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 3.6/2 Mbps
  • HSPA 2.8/2 Mbps
GPRS
  • Class 12
  • Up to 80 kbps
Edge
  • Class 12
  • Up to 237 kbps
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.0
  • A2DP
  • 2.1
  • A2DP
Harmful irradiation
  • SAR - 1.43 W/kg (head) 1.53 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for CHARM, WT18i.
SpecificationCHARMWT18i
Radio
  • Stereo FM radio
  • RDS
  • Stereo FM radio
  • RDS
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for CHARM, WT18i.
SpecificationCHARMWT18i
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP3/eAAC+/WAV/WMA player -MP4/WMV/H.264 player -Organizer -Document viewer -Voice memo/dial -Predictive text input - BACKTRACK touch panel
  • 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